OpenSCAD test run report

Sysid: linux_x86_64_gallium-0.4-on-llvmpipe_utrr

Result summary: 730 / 801 tests passed (91%)

System info

OpenSCAD Version: 2013.06
System information: Linux 2.6.32-042stab090.5 #1 SMP Sat Jun 21 00:15:09 MSK 2014 x86_64 32 CPUs 3.00 GB RAM Ubuntu 12.04 LTS
Compiler, build date: GCC "4.6.3" 64bit, Jan  7 2015
Boost version: 1_46_1
Eigen version: 3.0.5
CGAL version, kernels: 3.9, N4CGAL9CartesianINS_4GmpqEEE, N4CGAL18Extended_cartesianINS_4GmpqEEE, N4CGAL5EpeckE
OpenCSG version: OpenCSG 1.3.2
Qt version: Qt disabled - Commandline Test Version
MingW build: No
GLib version: 2.32.4
Application Path: /home/travis/build/openscad/openscad/tests
Documents Path: /home/travis/.local/share
Resource Path: /home/travis/build/openscad/openscad
User Library Path: /home/travis/.local/share/OpenSCAD/libraries
User Config Path: 
Backup Path: /home/travis/.local/share/OpenSCAD/backups
OPENSCADPATH: /home/travis/build/openscad/openscad/tests/../libraries
OpenSCAD library path:
  /home/travis/build/openscad/openscad/tests/../libraries
  /home/travis/build/openscad/openscad/libraries

OPENSCAD_FONT_PATH: 
OpenSCAD font path:


GLEW version: 1.6.0
OpenGL Version: 2.1 Mesa 9.0.3
GL Renderer: Gallium 0.4 on llvmpipe (LLVM 0x301)
GL Vendor: VMware, Inc.
RGBA(8888), depth(24), stencil(8)
GL_ARB_framebuffer_object: yes
GL_EXT_framebuffer_object: yes
GL_EXT_packed_depth_stencil: yes
GL context creator: GLX
PNG generator: lodepng
GLX version: 1.4
OS info: Linux 2.6.32-042stab090.5 #1 SMP Sat Jun 21 00:15:09 MSK 2014
Machine: x86_64
Git branch: (detached from 55b5d26) from origin git://github.com/openscad/openscad.git
Git upstream:

Image comparer: ImageMagick

Tests start time: Jan 07 06:09 UTC

Tests end time: Jan 07 06:10 UTC

Image tests

cgalpngtest_import_stl-tests
Expected image Actual image
225/801 Testing: cgalpngtest_import_stl-tests
225/801 Test: cgalpngtest_import_stl-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "import_stl-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/import_stl-tests.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_import_stl-tests" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/import_stl-tests.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/import_stl-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/import_stl-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

import_stl-tests
stderr output: Geometry Cache insert: import(file="import.stl",layer="",origin (3408 bytes)
Geometry Cache insert: import(file="import_bin.stl",layer="",or (3408 bytes)
Geometry Cache insert: import(file="import_bin_solid.stl",layer (3408 bytes)
Geometry Cache hit: import(file="import.stl",layer="",origin (3408 bytes)
WARNING: Can't open import file '"not-found.stl"'.
Geometry Cache insert: import(file="not-found.stl",layer="",ori (96 bytes)
Geometry Cache insert: cube(size=[1,1,4],center=true); (672 bytes)
CGAL Cache insert: difference(){import(file="not-found.stl" (0 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (3408 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4],[0,1,0,0],[0,0,1,0 (3408 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,4],[0,0,1,0 (3408 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,2],[0,0,1,0 (3408 bytes)
CGAL Cache insert: multmatrix([[1,0,0,2],[0,1,0,2],[0,0,1,0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/import_stl-tests-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/import_stl-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/import_stl-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/import_stl-tests-expected.png


Test time =   0.20 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_import_stl-tests" end time: Jan 07 06:09 UTC
"cgalpngtest_import_stl-tests" time elapsed: 00:00:00

    
cgalpngtest_surface-tests
Expected image Actual image
230/801 Testing: cgalpngtest_surface-tests
230/801 Test: cgalpngtest_surface-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "surface-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/surface-tests.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_surface-tests" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/surface-tests.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/surface-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/surface-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

surface-tests
stderr output: WARNING: Can't open DAT file ''.
WARNING: Can't open DAT file '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/notfound.dat'.
WARNING: Can't open DAT file '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/notfound.png'.
Geometry Cache insert: surface(file="",center=false,invert=fals (96 bytes)
Geometry Cache insert: surface(file="notfound.dat",center=false (96 bytes)
Geometry Cache insert: surface(file="notfound.png",center=false (96 bytes)
Geometry Cache insert: surface(file="surface.dat",center=true,i (604896 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/surface-tests-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/surface-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/surface-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/surface-tests-expected.png


Test time =   0.50 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_surface-tests" end time: Jan 07 06:09 UTC
"cgalpngtest_surface-tests" time elapsed: 00:00:00

    
cgalpngtest_polyhedron-tests
Expected image Actual image
241/801 Testing: cgalpngtest_polyhedron-tests
241/801 Test: cgalpngtest_polyhedron-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "polyhedron-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_polyhedron-tests" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/polyhedron-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/polyhedron-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

polyhedron-tests
stderr output: DEPRECATED: polyhedron(triangles=[]) will be removed in future releases. Use polyhedron(faces=[]) instead.
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: polyhedron(points=[[-0.8,-0.8,-0.8],[0,0 (816 bytes)
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,6],[0,1,0,0],[0,0,1,0 (816 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/polyhedron-tests-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/polyhedron-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/polyhedron-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/polyhedron-tests-expected.png


Test time =   0.41 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_polyhedron-tests" end time: Jan 07 06:09 UTC
"cgalpngtest_polyhedron-tests" time elapsed: 00:00:00

    
cgalpngtest_polyhedron-nonplanar-tests
Expected image Actual image
242/801 Testing: cgalpngtest_polyhedron-nonplanar-tests
242/801 Test: cgalpngtest_polyhedron-nonplanar-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "polyhedron-nonplanar-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_polyhedron-nonplanar-tests" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/polyhedron-nonplanar-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/polyhedron-nonplanar-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

polyhedron-nonplanar-tests
stderr output: Geometry Cache insert: polyhedron(points=[[0,0,1],[1,0.2,1],[1, (672 bytes)
Geometry Cache insert: polyhedron(points=[[-10,-13.09016994374, (8736 bytes)
Geometry Cache insert: multmatrix([[0.02,0,0,0],[0,0.02,0,0],[0 (8736 bytes)
Geometry Cache insert: polyhedron(points=[[0.0174497,-0.0174524 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4.5],[0,1,0,0.5],[0,0 (8736 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/polyhedron-nonplanar-tests-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/polyhedron-nonplanar-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/polyhedron-nonplanar-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/polyhedron-nonplanar-tests-expected.png


Test time =   0.40 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_polyhedron-nonplanar-tests" end time: Jan 07 06:09 UTC
"cgalpngtest_polyhedron-nonplanar-tests" time elapsed: 00:00:00

    
cgalpngtest_nullspace-minkowski
Expected image Actual image
243/801 Testing: cgalpngtest_nullspace-minkowski
243/801 Test: cgalpngtest_nullspace-minkowski
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "nullspace-minkowski" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_nullspace-minkowski" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/nullspace-minkowski-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/nullspace-minkowski-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

nullspace-minkowski
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-2],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
CGAL Cache insert: intersection(){multmatrix([[1,0,0,-2],[0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/nullspace-minkowski-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/nullspace-minkowski-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/nullspace-minkowski-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/nullspace-minkowski-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_nullspace-minkowski" end time: Jan 07 06:09 UTC
"cgalpngtest_nullspace-minkowski" time elapsed: 00:00:00

    
cgalpngtest_nullspace-minkowski-intersection
Expected image Actual image
244/801 Testing: cgalpngtest_nullspace-minkowski-intersection
244/801 Test: cgalpngtest_nullspace-minkowski-intersection
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "nullspace-minkowski-intersection" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_nullspace-minkowski-intersection" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/nullspace-minkowski-intersection-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/nullspace-minkowski-intersection-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

nullspace-minkowski-intersection
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-2],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
CGAL Cache insert: intersection(){multmatrix([[1,0,0,-2],[0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/nullspace-minkowski-intersection-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/nullspace-minkowski-intersection-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/nullspace-minkowski-intersection-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/nullspace-minkowski-intersection-expected.png


Test time =   0.41 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_nullspace-minkowski-intersection" end time: Jan 07 06:09 UTC
"cgalpngtest_nullspace-minkowski-intersection" time elapsed: 00:00:00

    
cgalpngtest_minkowski3-tests
Expected image Actual image
249/801 Testing: cgalpngtest_minkowski3-tests
249/801 Test: cgalpngtest_minkowski3-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "minkowski3-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_minkowski3-tests" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski3-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski3-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

minkowski3-tests
stderr output: Geometry Cache insert: cube(size=[10,10,5],center=true); (672 bytes)
Geometry Cache insert: cube(size=[8,8,10],center=true); (672 bytes)
CGAL Cache insert: difference(){cube(size=[10,10,5],center= (21328 bytes)
Geometry Cache insert: cylinder($fn=0,$fa=12,$fs=2,h=1,r1=2,r2= (1104 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski3-tests-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski3-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski3-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski3-tests-expected.png


Test time =   0.31 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_minkowski3-tests" end time: Jan 07 06:09 UTC
"cgalpngtest_minkowski3-tests" time elapsed: 00:00:00

    
cgalpngtest_linear_extrude-tests
Expected image Actual image
251/801 Testing: cgalpngtest_linear_extrude-tests
251/801 Test: cgalpngtest_linear_extrude-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "linear_extrude-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/linear_extrude-tests.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_linear_extrude-tests" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/linear_extrude-tests.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/linear_extrude-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/linear_extrude-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

linear_extrude-tests
stderr output: WARNING: Ignoring unknown variable 'var_undef'.
Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
WARNING: Ignoring 3D child object for 2D operation
Geometry Cache insert: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=5); (336 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=3); (240 bytes)
Geometry Cache insert: difference(){circle($fn=0,$fa=12,$fs=2,r (528 bytes)
Geometry Cache insert: linear_extrude(height=10,center=true,con (7584 bytes)
Geometry Cache insert: polygon(points=[[-5,-2.5],[5,-2.5],[0,2. (128 bytes)
Geometry Cache insert: linear_extrude(height=10,center=false,co (1536 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: square(size=[8,8],center=false); (144 bytes)
Geometry Cache insert: multmatrix([[1,0,0,1],[0,1,0,1],[0,0,1,0 (144 bytes)
Geometry Cache insert: difference(){square(size=[10,10],center= (240 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (3552 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (6144 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: linear_extrude(height=5,center=false,con (960 bytes)
Geometry Cache insert: square(size=[5,5],center=true); (144 bytes)
Geometry Cache insert: linear_extrude(height=10,center=false,co (960 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (960 bytes)
Geometry Cache insert: square(size=[10,10],center=true); (144 bytes)
Geometry Cache insert: linear_extrude(height=15,center=false,co (528 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: linear_extrude(height=10,center=false,co (960 bytes)
Geometry Cache hit: square(size=[10,10],center=true); (144 bytes)
Geometry Cache insert: linear_extrude(height=0,center=false,con (96 bytes)
Geometry Cache insert: rotate_extrude(convexity=1,$fn=0,$fa=12, (0 bytes)
Geometry Cache insert: rotate_extrude(convexity=1,$fn=0,$fa=12, (0 bytes)
Geometry Cache insert: multmatrix([[1,0,0,19],[0,1,0,5],[0,0,1, (7584 bytes)
Geometry Cache insert: multmatrix([[1,0,0,31.5],[0,1,0,2.5],[0, (1536 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,20],[0,0,1, (3552 bytes)
Geometry Cache insert: multmatrix([[1,0,0,19],[0,1,0,20],[0,0,1 (6144 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-15],[0,0,1 (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-25],[0,1,0,-10],[0,0 (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-15],[0,1,0,20],[0,0, (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-10],[0,1,0,5],[0,0,1 (528 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-15],[0,1,0,-15],[0,0 (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-25],[0,0,1 (96 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/linear_extrude-tests-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/linear_extrude-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/linear_extrude-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/linear_extrude-tests-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_linear_extrude-tests" end time: Jan 07 06:09 UTC
"cgalpngtest_linear_extrude-tests" time elapsed: 00:00:00

    
cgalpngtest_minkowski3-erosion
Expected image Actual image
250/801 Testing: cgalpngtest_minkowski3-erosion
250/801 Test: cgalpngtest_minkowski3-erosion
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "minkowski3-erosion" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-erosion.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_minkowski3-erosion" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-erosion.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski3-erosion-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
minkowski3-erosion
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski3-erosion-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

stderr output: Geometry Cache insert: cube(size=[10,5,5],center=false); (672 bytes)
Geometry Cache insert: cube(size=[5,10,5],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-5],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-5],[0,0,1, (672 bytes)
Geometry Cache insert: cube(size=[5,5,10],center=false); (672 bytes)
CGAL Cache insert: group(){multmatrix([[1,0,0,-5],[0,1,0,0] (23704 bytes)
CGAL Cache hit: group(){multmatrix([[1,0,0,-5],[0,1,0,0] (23704 bytes)
Geometry Cache insert: cube(size=[25,25,25],center=true); (672 bytes)
CGAL Cache insert: group(){group(){multmatrix([[1,0,0,-5],[ (23704 bytes)
CGAL Cache insert: difference(){cube(size=[25,25,25],center (34480 bytes)
Geometry Cache insert: sphere($fn=12,$fa=12,$fs=2,r=1); (9312 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski3-erosion-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski3-erosion-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski3-erosion-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski3-erosion-expected.png


Test time =   0.91 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_minkowski3-erosion" end time: Jan 07 06:09 UTC
"cgalpngtest_minkowski3-erosion" time elapsed: 00:00:00

    
cgalpngtest_projection-extrude-tests
Expected image Actual image
239/801 Testing: cgalpngtest_projection-extrude-tests
239/801 Test: cgalpngtest_projection-extrude-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "projection-extrude-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/projection-extrude-tests.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_projection-extrude-tests" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
projection-extrude-tests
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/projection-extrude-tests.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/projection-extrude-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/projection-extrude-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

stderr output: Geometry Cache insert: sphere($fn=0,$fa=12,$fs=2,r=10); (62016 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,0],[0,0,1,9 (62016 bytes)
Geometry Cache insert: projection(cut=true,convexity=0){multmat (1008 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (16512 bytes)
Geometry Cache hit: sphere($fn=0,$fa=12,$fs=2,r=10); (62016 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,0],[0,0,1,7 (62016 bytes)
Geometry Cache insert: projection(cut=true,convexity=0){multmat (1040 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (17088 bytes)
Geometry Cache insert: multmatrix([[1,0,0,22],[0,1,0,0],[0,0,1, (16512 bytes)
Geometry Cache insert: multmatrix([[1,0,0,44],[0,1,0,0],[0,0,1, (17088 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/projection-extrude-tests-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/projection-extrude-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/projection-extrude-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/projection-extrude-tests-expected.png


Test time =   3.07 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_projection-extrude-tests" end time: Jan 07 06:09 UTC
"cgalpngtest_projection-extrude-tests" time elapsed: 00:00:03

    
cgalpngtest_minkowski-thin-cylinder
Expected image Actual image
273/801 Testing: cgalpngtest_minkowski-thin-cylinder
273/801 Test: cgalpngtest_minkowski-thin-cylinder
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "minkowski-thin-cylinder" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_minkowski-thin-cylinder" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski-thin-cylinder-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski-thin-cylinder-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

minkowski-thin-cylinder
stderr output: Geometry Cache insert: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache insert: cylinder($fn=0,$fa=12,$fs=2,h=1e-07,r1=2 (1104 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski-thin-cylinder-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski-thin-cylinder-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/minkowski-thin-cylinder-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski-thin-cylinder-expected.png


Test time =   0.41 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_minkowski-thin-cylinder" end time: Jan 07 06:09 UTC
"cgalpngtest_minkowski-thin-cylinder" time elapsed: 00:00:00

    
cgalpngtest_issue911
Expected image Actual image
278/801 Testing: cgalpngtest_issue911
278/801 Test: cgalpngtest_issue911
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "issue911" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_issue911" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue911-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
issue911
stderr output: Geometry Cache insert: cube(size=[19,19,19],center=true); (672 bytes)
Geometry Cache insert: cube(size=[11,11,11],center=true); (672 bytes)
CGAL Cache insert: difference(){cube(size=[19,19,19],center (21640 bytes)
Geometry Cache insert: cube(size=[1,1,1],center=true); (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue911-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue911-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue911-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue911-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue911-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   0.19 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_issue911" end time: Jan 07 06:09 UTC
"cgalpngtest_issue911" time elapsed: 00:00:00

    
cgalpngtest_issue913
Expected image Actual image
277/801 Testing: cgalpngtest_issue913
277/801 Test: cgalpngtest_issue913
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "issue913" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_issue913" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue913-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
issue913
stderr output: Geometry Cache insert: cube(size=[10,10,10],center=true); (672 bytes)
Geometry Cache hit: cube(size=[10,10,10],center=true); (672 bytes)
Geometry Cache insert: cube(size=[14,14,14],center=true); (672 bytes)
Geometry Cache insert: group(){cube(size=[10,10,10],center=true (672 bytes)
CGAL Cache insert: difference(){cube(size=[14,14,14],center (21640 bytes)
Geometry Cache insert: cube(size=[4,4,4],center=true); (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue913-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue913-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue913-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue913-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue913-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   0.20 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_issue913" end time: Jan 07 06:09 UTC
"cgalpngtest_issue913" time elapsed: 00:00:00

    
cgalpngtest_issue835
Expected image Actual image
279/801 Testing: cgalpngtest_issue835
279/801 Test: cgalpngtest_issue835
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "issue835" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue835.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_issue835" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue835.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue835-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue835-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

issue835
stderr output: Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=3); (240 bytes)
Geometry Cache hit: circle($fn=0,$fa=12,$fs=2,r=3); (240 bytes)
Geometry Cache hit: circle($fn=0,$fa=12,$fs=2,r=3); (240 bytes)
Geometry Cache insert: multmatrix([[1,0,0,5],[0,1,0,0],[0,0,1,0 (240 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-5],[0,1,0,5],[0,0,1, (240 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-5],[0,1,0,-5],[0,0,1 (240 bytes)
Geometry Cache insert: cube(size=[20,20,3],center=true); (672 bytes)
Geometry Cache insert: linear_extrude(height=10,center=true,con (7872 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue835-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue835-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue835-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue835-expected.png


Test time =   0.29 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_issue835" end time: Jan 07 06:09 UTC
"cgalpngtest_issue835" time elapsed: 00:00:00

    
cgalpngtest_issue1069
Expected image Actual image
282/801 Testing: cgalpngtest_issue1069
282/801 Test: cgalpngtest_issue1069
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "issue1069" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_issue1069" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue1069-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
issue1069
stderr output: Geometry Cache insert: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,0.70710678118,- (816 bytes)
Geometry Cache insert: cube(size=[20,20,20],center=true); (672 bytes)
CGAL Cache insert: group(){cylinder($fn=5,$fa=12,$fs=2,h=5, (37872 bytes)
CGAL Cache insert: difference(){cube(size=[20,20,20],center (48648 bytes)
Geometry Cache insert: cube(size=[0.5,0.5,0.5],center=true); (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue1069-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue1069-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue1069-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue1069-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/issue1069-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   0.84 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_issue1069" end time: Jan 07 06:09 UTC
"cgalpngtest_issue1069" time elapsed: 00:00:00

    
cgalpngtest_localfiles-test
Expected image Actual image
289/801 Testing: cgalpngtest_localfiles-test
289/801 Test: cgalpngtest_localfiles-test
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "localfiles-test" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles-test.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_localfiles-test" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles-test.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/localfiles-test-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/localfiles-test-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

localfiles-test
stderr output: DEPRECATED: Support for reading files in linear_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Support for reading files in rotate_extrude will be removed in future releases. Use a child import() instead.
Geometry Cache insert: import(file="localfiles_dir/localfile.dx (144 bytes)
Geometry Cache insert: linear_extrude(file="localfiles_dir/loca (960 bytes)
Geometry Cache insert: rotate_extrude(file="localfiles_dir/loca (17376 bytes)
Geometry Cache insert: surface(file="localfiles_dir/localfile.d (864 bytes)
Geometry Cache insert: multmatrix([[200,0,0,0],[0,200,0,0],[0,0 (864 bytes)
Geometry Cache insert: sphere($fn=0,$fa=12,$fs=2,r=100); (62016 bytes)
Geometry Cache insert: linear_extrude(height=100,center=false,c (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-250],[0,1,0,0],[0,0, (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,350],[0,0,1 (17376 bytes)
Geometry Cache insert: multmatrix([[1,0,0,250],[0,1,0,0],[0,0,1 (864 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-200],[0,0, (62016 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/localfiles-test-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/localfiles-test-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/localfiles-test-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/localfiles-test-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_localfiles-test" end time: Jan 07 06:09 UTC
"cgalpngtest_localfiles-test" time elapsed: 00:00:00

    
cgalpngtest_localfiles-compatibility-test
Expected image Actual image
290/801 Testing: cgalpngtest_localfiles-compatibility-test
290/801 Test: cgalpngtest_localfiles-compatibility-test
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "localfiles-compatibility-test" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_localfiles-compatibility-test" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/localfiles-compatibility-test-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/localfiles-compatibility-test-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

localfiles-compatibility-test
stderr output: DEPRECATED: Imported file (localfile.dxf) found in document root instead of relative to the importing module. This behavior is deprecated
DEPRECATED: Support for reading files in linear_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Support for reading files in rotate_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Imported file (localfile.dat) found in document root instead of relative to the importing module. This behavior is deprecated
Geometry Cache insert: import(file="localfile.dxf",layer="",ori (144 bytes)
Geometry Cache insert: linear_extrude(file="localfile.dxf",laye (960 bytes)
Geometry Cache insert: rotate_extrude(file="localfile.dxf",laye (17376 bytes)
Geometry Cache insert: surface(file="localfile.dat",center=fals (864 bytes)
Geometry Cache insert: multmatrix([[200,0,0,0],[0,200,0,0],[0,0 (864 bytes)
Geometry Cache insert: sphere($fn=0,$fa=12,$fs=2,r=100); (62016 bytes)
Geometry Cache insert: linear_extrude(height=100,center=false,c (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-250],[0,1,0,0],[0,0, (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,350],[0,0,1 (17376 bytes)
Geometry Cache insert: multmatrix([[1,0,0,250],[0,1,0,0],[0,0,1 (864 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-200],[0,0, (62016 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/localfiles-compatibility-test-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/localfiles-compatibility-test-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/localfiles-compatibility-test-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/localfiles-compatibility-test-expected.png


Test time =   0.30 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_localfiles-compatibility-test" end time: Jan 07 06:09 UTC
"cgalpngtest_localfiles-compatibility-test" time elapsed: 00:00:00

    
cgalpngtest_internal-cavity-polyhedron
Expected image Actual image
295/801 Testing: cgalpngtest_internal-cavity-polyhedron
295/801 Test: cgalpngtest_internal-cavity-polyhedron
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "internal-cavity-polyhedron" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_internal-cavity-polyhedron" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/internal-cavity-polyhedron-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/internal-cavity-polyhedron-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

internal-cavity-polyhedron
stderr output: Geometry Cache insert: cube(size=[20,20,20],center=true); (672 bytes)
Geometry Cache insert: polyhedron(points=[[-5,-5,-5],[-5,-5,5], (1824 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,0],[0,0,1,1 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/internal-cavity-polyhedron-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/internal-cavity-polyhedron-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/internal-cavity-polyhedron-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/internal-cavity-polyhedron-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_internal-cavity-polyhedron" end time: Jan 07 06:09 UTC
"cgalpngtest_internal-cavity-polyhedron" time elapsed: 00:00:00

    
cgalpngtest_rotate_extrude-hole
Expected image Actual image
299/801 Testing: cgalpngtest_rotate_extrude-hole
299/801 Test: cgalpngtest_rotate_extrude-hole
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "cgalpngtest" "-f" "rotate_extrude-hole" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"cgalpngtest_rotate_extrude-hole" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad', '--render', '-o', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/rotate_extrude-hole-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/cgalpngtest-output/rotate_extrude-hole-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

rotate_extrude-hole
stderr output: Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=2); (192 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=1); (160 bytes)
Geometry Cache insert: difference(){circle($fn=0,$fa=12,$fs=2,r (304 bytes)
Geometry Cache insert: multmatrix([[1,0,0,5],[0,1,0,0],[0,0,1,0 (304 bytes)
Geometry Cache insert: rotate_extrude(convexity=2,$fn=0,$fa=12, (35952 bytes)
Geometry Cache insert: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache insert: group(){rotate_extrude(convexity=2,$fn=0 (35952 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-10],[0,1,0,-10],[0,0 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/rotate_extrude-hole-expected.png', '/home/travis/build/openscad/openscad/tests/cgalpngtest-output/rotate_extrude-hole-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/cgalpngtest-output/rotate_extrude-hole-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/rotate_extrude-hole-expected.png


Test time =   0.31 sec
----------------------------------------------------------
Test Failed.
"cgalpngtest_rotate_extrude-hole" end time: Jan 07 06:09 UTC
"cgalpngtest_rotate_extrude-hole" time elapsed: 00:00:00

    
opencsgtest_nullspace-minkowski-intersection
Expected image Actual image
377/801 Testing: opencsgtest_nullspace-minkowski-intersection
377/801 Test: opencsgtest_nullspace-minkowski-intersection
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "opencsgtest" "-f" "nullspace-minkowski-intersection" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"opencsgtest_nullspace-minkowski-intersection" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad', '-o', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/nullspace-minkowski-intersection-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/opencsgtest-output/nullspace-minkowski-intersection-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

nullspace-minkowski-intersection
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-2],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
CGAL Cache insert: intersection(){multmatrix([[1,0,0,-2],[0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/opencsgtest/nullspace-minkowski-intersection-expected.png', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/nullspace-minkowski-intersection-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/opencsgtest-output/nullspace-minkowski-intersection-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/opencsgtest/nullspace-minkowski-intersection-expected.png


Test time =   0.18 sec
----------------------------------------------------------
Test Failed.
"opencsgtest_nullspace-minkowski-intersection" end time: Jan 07 06:09 UTC
"opencsgtest_nullspace-minkowski-intersection" time elapsed: 00:00:00

    
opencsgtest_nullspace-minkowski
Expected image Actual image
376/801 Testing: opencsgtest_nullspace-minkowski
376/801 Test: opencsgtest_nullspace-minkowski
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "opencsgtest" "-f" "nullspace-minkowski" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"opencsgtest_nullspace-minkowski" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
nullspace-minkowski
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad', '-o', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/nullspace-minkowski-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-2],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
CGAL Cache insert: intersection(){multmatrix([[1,0,0,-2],[0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/opencsgtest/nullspace-minkowski-expected.png', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/nullspace-minkowski-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/opencsgtest-output/nullspace-minkowski-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/opencsgtest/nullspace-minkowski-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/opencsgtest-output/nullspace-minkowski-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   0.50 sec
----------------------------------------------------------
Test Failed.
"opencsgtest_nullspace-minkowski" end time: Jan 07 06:09 UTC
"opencsgtest_nullspace-minkowski" time elapsed: 00:00:00

    
opencsgtest_minkowski3-tests
Expected image Actual image
382/801 Testing: opencsgtest_minkowski3-tests
382/801 Test: opencsgtest_minkowski3-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "opencsgtest" "-f" "minkowski3-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"opencsgtest_minkowski3-tests" start time: Jan 07 06:09 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad', '-o', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/minkowski3-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/opencsgtest-output/minkowski3-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

minkowski3-tests
stderr output: Geometry Cache insert: cube(size=[10,10,5],center=true); (672 bytes)
Geometry Cache insert: cube(size=[8,8,10],center=true); (672 bytes)
Geometry Cache insert: cylinder($fn=0,$fa=12,$fs=2,h=1,r1=2,r2= (1104 bytes)
Geometry Cache hit: cube(size=[10,10,5],center=true); (672 bytes)
Geometry Cache hit: cube(size=[8,8,10],center=true); (672 bytes)
Geometry Cache hit: cylinder($fn=0,$fa=12,$fs=2,h=1,r1=2,r2= (1104 bytes)
CGAL Cache insert: difference(){cube(size=[10,10,5],center= (21328 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/opencsgtest/minkowski3-tests-expected.png', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/minkowski3-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/opencsgtest-output/minkowski3-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/opencsgtest/minkowski3-tests-expected.png


Test time =   0.31 sec
----------------------------------------------------------
Test Failed.
"opencsgtest_minkowski3-tests" end time: Jan 07 06:09 UTC
"opencsgtest_minkowski3-tests" time elapsed: 00:00:00

    
opencsgtest_minkowski-thin-cylinder
Expected image Actual image
408/801 Testing: opencsgtest_minkowski-thin-cylinder
408/801 Test: opencsgtest_minkowski-thin-cylinder
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "opencsgtest" "-f" "minkowski-thin-cylinder" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"opencsgtest_minkowski-thin-cylinder" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad', '-o', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/minkowski-thin-cylinder-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/opencsgtest-output/minkowski-thin-cylinder-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

minkowski-thin-cylinder
stderr output: Geometry Cache insert: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache insert: cylinder($fn=0,$fa=12,$fs=2,h=1e-07,r1=2 (1104 bytes)
Geometry Cache hit: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache hit: cylinder($fn=0,$fa=12,$fs=2,h=1e-07,r1=2 (1104 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/opencsgtest/minkowski-thin-cylinder-expected.png', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/minkowski-thin-cylinder-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/opencsgtest-output/minkowski-thin-cylinder-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/opencsgtest/minkowski-thin-cylinder-expected.png


Test time =   0.38 sec
----------------------------------------------------------
Test Failed.
"opencsgtest_minkowski-thin-cylinder" end time: Jan 07 06:10 UTC
"opencsgtest_minkowski-thin-cylinder" time elapsed: 00:00:00

    
opencsgtest_issue1069
Expected image Actual image
414/801 Testing: opencsgtest_issue1069
414/801 Test: opencsgtest_issue1069
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "opencsgtest" "-f" "issue1069" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"opencsgtest_issue1069" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
issue1069
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad', '-o', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/issue1069-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/opencsgtest-output/issue1069-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

stderr output: Geometry Cache insert: cube(size=[20,20,20],center=true); (672 bytes)
Geometry Cache insert: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache hit: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache insert: cube(size=[0.5,0.5,0.5],center=true); (672 bytes)
Geometry Cache hit: cube(size=[20,20,20],center=true); (672 bytes)
Geometry Cache hit: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache hit: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,0.70710678118,- (816 bytes)
CGAL Cache insert: group(){cylinder($fn=5,$fa=12,$fs=2,h=5, (37872 bytes)
Geometry Cache hit: cube(size=[0.5,0.5,0.5],center=true); (672 bytes)
CGAL Cache insert: difference(){cube(size=[20,20,20],center (48648 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/opencsgtest/issue1069-expected.png', '/home/travis/build/openscad/openscad/tests/opencsgtest-output/issue1069-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/opencsgtest-output/issue1069-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/opencsgtest/issue1069-expected.png


Test time =   0.94 sec
----------------------------------------------------------
Test Failed.
"opencsgtest_issue1069" end time: Jan 07 06:10 UTC
"opencsgtest_issue1069" time elapsed: 00:00:00

    
csgpngtest_import_stl-tests
Expected image Actual image
486/801 Testing: csgpngtest_import_stl-tests
486/801 Test: csgpngtest_import_stl-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "import_stl-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/import_stl-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_import_stl-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/import_stl-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/import_stl-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/import_stl-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

import_stl-tests
stderr output: Geometry Cache insert: import(file="import.stl",layer="",origin (3408 bytes)
Geometry Cache insert: import(file="import_bin.stl",layer="",or (3408 bytes)
Geometry Cache insert: import(file="import_bin_solid.stl",layer (3408 bytes)
Geometry Cache hit: import(file="import.stl",layer="",origin (3408 bytes)
WARNING: Can't open import file '"not-found.stl"'.
Geometry Cache insert: import(file="not-found.stl",layer="",ori (96 bytes)
Geometry Cache insert: cube(size=[1,1,4],center=true); (672 bytes)
CGAL Cache insert: difference(){import(file="not-found.stl" (0 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (3408 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4],[0,1,0,0],[0,0,1,0 (3408 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,4],[0,0,1,0 (3408 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,2],[0,0,1,0 (3408 bytes)
CGAL Cache insert: multmatrix([[1,0,0,2],[0,1,0,2],[0,0,1,0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/import_stl-tests.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/import_stl-tests.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/import_stl-tests.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/import_stl-tests-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/import_stl-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/import_stl-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/import_stl-tests-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/import_stl-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/import_stl-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/import_stl-tests-expected.png


Test time =   0.22 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_import_stl-tests" end time: Jan 07 06:10 UTC
"csgpngtest_import_stl-tests" time elapsed: 00:00:00

    
csgpngtest_surface-tests
Expected image Actual image
491/801 Testing: csgpngtest_surface-tests
491/801 Test: csgpngtest_surface-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "surface-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/surface-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_surface-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/surface-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/surface-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/surface-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

surface-tests
stderr output: WARNING: Can't open DAT file ''.
WARNING: Can't open DAT file '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/notfound.dat'.
WARNING: Can't open DAT file '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/notfound.png'.
Geometry Cache insert: surface(file="",center=false,invert=fals (96 bytes)
Geometry Cache insert: surface(file="notfound.dat",center=false (96 bytes)
Geometry Cache insert: surface(file="notfound.png",center=false (96 bytes)
Geometry Cache insert: surface(file="surface.dat",center=true,i (604896 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/surface-tests.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/surface-tests.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/surface-tests.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/surface-tests-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/surface-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/surface-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/surface-tests-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/surface-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/surface-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/surface-tests-expected.png


Test time =   0.38 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_surface-tests" end time: Jan 07 06:10 UTC
"csgpngtest_surface-tests" time elapsed: 00:00:00

    
csgpngtest_polyhedron-nonplanar-tests
Expected image Actual image
503/801 Testing: csgpngtest_polyhedron-nonplanar-tests
503/801 Test: csgpngtest_polyhedron-nonplanar-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "polyhedron-nonplanar-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_polyhedron-nonplanar-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-nonplanar-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-nonplanar-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

polyhedron-nonplanar-tests
stderr output: Geometry Cache insert: polyhedron(points=[[0,0,1],[1,0.2,1],[1, (672 bytes)
Geometry Cache insert: polyhedron(points=[[-10,-13.09016994374, (8736 bytes)
Geometry Cache insert: multmatrix([[0.02,0,0,0],[0,0.02,0,0],[0 (8736 bytes)
Geometry Cache insert: polyhedron(points=[[0.0174497,-0.0174524 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4.5],[0,1,0,0.5],[0,0 (8736 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-nonplanar-tests-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-nonplanar-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/polyhedron-nonplanar-tests-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-nonplanar-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-nonplanar-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/polyhedron-nonplanar-tests-expected.png


Test time =   0.42 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_polyhedron-nonplanar-tests" end time: Jan 07 06:10 UTC
"csgpngtest_polyhedron-nonplanar-tests" time elapsed: 00:00:00

    
csgpngtest_nullspace-minkowski
Expected image Actual image
504/801 Testing: csgpngtest_nullspace-minkowski
504/801 Test: csgpngtest_nullspace-minkowski
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "nullspace-minkowski" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_nullspace-minkowski" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

nullspace-minkowski
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-2],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
CGAL Cache insert: intersection(){multmatrix([[1,0,0,-2],[0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/nullspace-minkowski-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/nullspace-minkowski-expected.png


Test time =   0.42 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_nullspace-minkowski" end time: Jan 07 06:10 UTC
"csgpngtest_nullspace-minkowski" time elapsed: 00:00:00

    
csgpngtest_nullspace-minkowski-intersection
Expected image Actual image
505/801 Testing: csgpngtest_nullspace-minkowski-intersection
505/801 Test: csgpngtest_nullspace-minkowski-intersection
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "nullspace-minkowski-intersection" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_nullspace-minkowski-intersection" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-intersection-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-intersection-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

nullspace-minkowski-intersection
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-2],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
CGAL Cache insert: intersection(){multmatrix([[1,0,0,-2],[0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-intersection-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-intersection-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/nullspace-minkowski-intersection-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-intersection-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/nullspace-minkowski-intersection-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/nullspace-minkowski-intersection-expected.png


Test time =   0.41 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_nullspace-minkowski-intersection" end time: Jan 07 06:10 UTC
"csgpngtest_nullspace-minkowski-intersection" time elapsed: 00:00:00

    
csgpngtest_polyhedron-tests
Expected image Actual image
502/801 Testing: csgpngtest_polyhedron-tests
502/801 Test: csgpngtest_polyhedron-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "polyhedron-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_polyhedron-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
polyhedron-tests
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

stderr output: DEPRECATED: polyhedron(triangles=[]) will be removed in future releases. Use polyhedron(faces=[]) instead.
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: polyhedron(points=[[-0.8,-0.8,-0.8],[0,0 (816 bytes)
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,6],[0,1,0,0],[0,0,1,0 (816 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-tests-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/polyhedron-tests-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/polyhedron-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/polyhedron-tests-expected.png


Test time =   0.54 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_polyhedron-tests" end time: Jan 07 06:10 UTC
"csgpngtest_polyhedron-tests" time elapsed: 00:00:00

    
csgpngtest_minkowski3-tests
Expected image Actual image
510/801 Testing: csgpngtest_minkowski3-tests
510/801 Test: csgpngtest_minkowski3-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "minkowski3-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_minkowski3-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

minkowski3-tests
stderr output: Geometry Cache insert: cube(size=[10,10,5],center=true); (672 bytes)
Geometry Cache insert: cube(size=[8,8,10],center=true); (672 bytes)
CGAL Cache insert: difference(){cube(size=[10,10,5],center= (21328 bytes)
Geometry Cache insert: cylinder($fn=0,$fa=12,$fs=2,h=1,r1=2,r2= (1104 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-tests-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski3-tests-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski3-tests-expected.png


Test time =   0.37 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_minkowski3-tests" end time: Jan 07 06:10 UTC
"csgpngtest_minkowski3-tests" time elapsed: 00:00:00

    
csgpngtest_minkowski3-erosion
Expected image Actual image
511/801 Testing: csgpngtest_minkowski3-erosion
511/801 Test: csgpngtest_minkowski3-erosion
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "minkowski3-erosion" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-erosion.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_minkowski3-erosion" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-erosion.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-erosion-actual.png']
using font directory: /usr/bin/../testdata
minkowski3-erosion
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-erosion-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

stderr output: Geometry Cache insert: cube(size=[10,5,5],center=false); (672 bytes)
Geometry Cache insert: cube(size=[5,10,5],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-5],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-5],[0,0,1, (672 bytes)
Geometry Cache insert: cube(size=[5,5,10],center=false); (672 bytes)
CGAL Cache insert: group(){multmatrix([[1,0,0,-5],[0,1,0,0] (23704 bytes)
CGAL Cache hit: group(){multmatrix([[1,0,0,-5],[0,1,0,0] (23704 bytes)
Geometry Cache insert: cube(size=[25,25,25],center=true); (672 bytes)
CGAL Cache insert: group(){group(){multmatrix([[1,0,0,-5],[ (23704 bytes)
CGAL Cache insert: difference(){cube(size=[25,25,25],center (34480 bytes)
Geometry Cache insert: sphere($fn=12,$fa=12,$fs=2,r=1); (9312 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-erosion.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-erosion.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-erosion.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-erosion-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-erosion.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-erosion-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski3-erosion-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-erosion-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski3-erosion-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski3-erosion-expected.png


Test time =   0.88 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_minkowski3-erosion" end time: Jan 07 06:10 UTC
"csgpngtest_minkowski3-erosion" time elapsed: 00:00:00

    
csgpngtest_linear_extrude-tests
Expected image Actual image
512/801 Testing: csgpngtest_linear_extrude-tests
512/801 Test: csgpngtest_linear_extrude-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "linear_extrude-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/linear_extrude-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_linear_extrude-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/linear_extrude-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/linear_extrude-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/linear_extrude-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

linear_extrude-tests
stderr output: WARNING: Ignoring unknown variable 'var_undef'.
Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
WARNING: Ignoring 3D child object for 2D operation
Geometry Cache insert: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=5); (336 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=3); (240 bytes)
Geometry Cache insert: difference(){circle($fn=0,$fa=12,$fs=2,r (528 bytes)
Geometry Cache insert: linear_extrude(height=10,center=true,con (7584 bytes)
Geometry Cache insert: polygon(points=[[-5,-2.5],[5,-2.5],[0,2. (128 bytes)
Geometry Cache insert: linear_extrude(height=10,center=false,co (1536 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: square(size=[8,8],center=false); (144 bytes)
Geometry Cache insert: multmatrix([[1,0,0,1],[0,1,0,1],[0,0,1,0 (144 bytes)
Geometry Cache insert: difference(){square(size=[10,10],center= (240 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (3552 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (6144 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: linear_extrude(height=5,center=false,con (960 bytes)
Geometry Cache insert: square(size=[5,5],center=true); (144 bytes)
Geometry Cache insert: linear_extrude(height=10,center=false,co (960 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (960 bytes)
Geometry Cache insert: square(size=[10,10],center=true); (144 bytes)
Geometry Cache insert: linear_extrude(height=15,center=false,co (528 bytes)
Geometry Cache hit: square(size=[10,10],center=false); (144 bytes)
Geometry Cache insert: linear_extrude(height=10,center=false,co (960 bytes)
Geometry Cache hit: square(size=[10,10],center=true); (144 bytes)
Geometry Cache insert: linear_extrude(height=0,center=false,con (96 bytes)
Geometry Cache insert: rotate_extrude(convexity=1,$fn=0,$fa=12, (0 bytes)
Geometry Cache insert: rotate_extrude(convexity=1,$fn=0,$fa=12, (0 bytes)
Geometry Cache insert: multmatrix([[1,0,0,19],[0,1,0,5],[0,0,1, (7584 bytes)
Geometry Cache insert: multmatrix([[1,0,0,31.5],[0,1,0,2.5],[0, (1536 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,20],[0,0,1, (3552 bytes)
Geometry Cache insert: multmatrix([[1,0,0,19],[0,1,0,20],[0,0,1 (6144 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-15],[0,0,1 (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-25],[0,1,0,-10],[0,0 (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-15],[0,1,0,20],[0,0, (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-10],[0,1,0,5],[0,0,1 (528 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-15],[0,1,0,-15],[0,0 (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-25],[0,0,1 (96 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/linear_extrude-tests.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/linear_extrude-tests.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/linear_extrude-tests.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/linear_extrude-tests-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/linear_extrude-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/linear_extrude-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/linear_extrude-tests-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/linear_extrude-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/linear_extrude-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/linear_extrude-tests-expected.png


Test time =   0.41 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_linear_extrude-tests" end time: Jan 07 06:10 UTC
"csgpngtest_linear_extrude-tests" time elapsed: 00:00:00

    
csgpngtest_projection-extrude-tests
Expected image Actual image
501/801 Testing: csgpngtest_projection-extrude-tests
501/801 Test: csgpngtest_projection-extrude-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "projection-extrude-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/projection-extrude-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_projection-extrude-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/projection-extrude-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/projection-extrude-tests-actual.png']
using font directory: /usr/bin/../testdata
projection-extrude-tests
stderr output: Geometry Cache insert: sphere($fn=0,$fa=12,$fs=2,r=10); (62016 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,0],[0,0,1,9 (62016 bytes)
Geometry Cache insert: projection(cut=true,convexity=0){multmat (1008 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (16512 bytes)
Geometry Cache hit: sphere($fn=0,$fa=12,$fs=2,r=10); (62016 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,0],[0,0,1,7 (62016 bytes)
Geometry Cache insert: projection(cut=true,convexity=0){multmat (1040 bytes)
Geometry Cache insert: linear_extrude(height=20,center=false,co (17088 bytes)
Geometry Cache insert: multmatrix([[1,0,0,22],[0,1,0,0],[0,0,1, (16512 bytes)
Geometry Cache insert: multmatrix([[1,0,0,44],[0,1,0,0],[0,0,1, (17088 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/projection-extrude-tests.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/projection-extrude-tests.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/projection-extrude-tests.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/projection-extrude-tests-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/projection-extrude-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/projection-extrude-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/projection-extrude-tests-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/projection-extrude-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/projection-extrude-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/projection-extrude-tests-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/projection-extrude-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   2.85 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_projection-extrude-tests" end time: Jan 07 06:10 UTC
"csgpngtest_projection-extrude-tests" time elapsed: 00:00:02

    
csgpngtest_minkowski-thin-cylinder
Expected image Actual image
534/801 Testing: csgpngtest_minkowski-thin-cylinder
534/801 Test: csgpngtest_minkowski-thin-cylinder
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "minkowski-thin-cylinder" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_minkowski-thin-cylinder" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski-thin-cylinder-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski-thin-cylinder-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

minkowski-thin-cylinder
stderr output: Geometry Cache insert: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache insert: cylinder($fn=0,$fa=12,$fs=2,h=1e-07,r1=2 (1104 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski-thin-cylinder-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski-thin-cylinder-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski-thin-cylinder-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski-thin-cylinder-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/minkowski-thin-cylinder-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/minkowski-thin-cylinder-expected.png


Test time =   0.30 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_minkowski-thin-cylinder" end time: Jan 07 06:10 UTC
"csgpngtest_minkowski-thin-cylinder" time elapsed: 00:00:00

    
csgpngtest_issue913
Expected image Actual image
538/801 Testing: csgpngtest_issue913
538/801 Test: csgpngtest_issue913
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "issue913" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_issue913" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue913-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue913-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

issue913
stderr output: Geometry Cache insert: cube(size=[10,10,10],center=true); (672 bytes)
Geometry Cache hit: cube(size=[10,10,10],center=true); (672 bytes)
Geometry Cache insert: cube(size=[14,14,14],center=true); (672 bytes)
Geometry Cache insert: group(){cube(size=[10,10,10],center=true (672 bytes)
CGAL Cache insert: difference(){cube(size=[14,14,14],center (21640 bytes)
Geometry Cache insert: cube(size=[4,4,4],center=true); (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/issue913-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue913-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue913-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue913-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/issue913-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue913-expected.png


Test time =   0.41 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_issue913" end time: Jan 07 06:10 UTC
"csgpngtest_issue913" time elapsed: 00:00:00

    
csgpngtest_issue911
Expected image Actual image
539/801 Testing: csgpngtest_issue911
539/801 Test: csgpngtest_issue911
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "issue911" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_issue911" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue911-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue911-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

issue911
stderr output: Geometry Cache insert: cube(size=[19,19,19],center=true); (672 bytes)
Geometry Cache insert: cube(size=[11,11,11],center=true); (672 bytes)
CGAL Cache insert: difference(){cube(size=[19,19,19],center (21640 bytes)
Geometry Cache insert: cube(size=[1,1,1],center=true); (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/issue911-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue911-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue911-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue911-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/issue911-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue911-expected.png


Test time =   0.40 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_issue911" end time: Jan 07 06:10 UTC
"csgpngtest_issue911" time elapsed: 00:00:00

    
csgpngtest_issue835
Expected image Actual image
540/801 Testing: csgpngtest_issue835
540/801 Test: csgpngtest_issue835
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "issue835" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue835.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_issue835" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue835.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue835-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue835-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

issue835
stderr output: Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=3); (240 bytes)
Geometry Cache hit: circle($fn=0,$fa=12,$fs=2,r=3); (240 bytes)
Geometry Cache hit: circle($fn=0,$fa=12,$fs=2,r=3); (240 bytes)
Geometry Cache insert: multmatrix([[1,0,0,5],[0,1,0,0],[0,0,1,0 (240 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-5],[0,1,0,5],[0,0,1, (240 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-5],[0,1,0,-5],[0,0,1 (240 bytes)
Geometry Cache insert: cube(size=[20,20,3],center=true); (672 bytes)
Geometry Cache insert: linear_extrude(height=10,center=true,con (7872 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue835.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue835.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue835.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/issue835-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue835.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue835-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue835-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue835-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/issue835-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue835-expected.png


Test time =   0.19 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_issue835" end time: Jan 07 06:10 UTC
"csgpngtest_issue835" time elapsed: 00:00:00

    
csgpngtest_issue1069
Expected image Actual image
543/801 Testing: csgpngtest_issue1069
543/801 Test: csgpngtest_issue1069
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "issue1069" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_issue1069" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue1069-actual.png']
using font directory: /usr/bin/../testdata
issue1069
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue1069-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

stderr output: Geometry Cache insert: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,0.70710678118,- (816 bytes)
Geometry Cache insert: cube(size=[20,20,20],center=true); (672 bytes)
CGAL Cache insert: group(){cylinder($fn=5,$fa=12,$fs=2,h=5, (36304 bytes)
CGAL Cache insert: difference(){cube(size=[20,20,20],center (47080 bytes)
Geometry Cache insert: cube(size=[0.5,0.5,0.5],center=true); (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/issue1069-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue1069-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue1069-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/issue1069-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/issue1069-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/issue1069-expected.png


Test time =   1.06 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_issue1069" end time: Jan 07 06:10 UTC
"csgpngtest_issue1069" time elapsed: 00:00:01

    
csgpngtest_localfiles-compatibility-test
Expected image Actual image
550/801 Testing: csgpngtest_localfiles-compatibility-test
550/801 Test: csgpngtest_localfiles-compatibility-test
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "localfiles-compatibility-test" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_localfiles-compatibility-test" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-compatibility-test-actual.png']
using font directory: /usr/bin/../testdata
localfiles-compatibility-test
stderr output: DEPRECATED: Imported file (localfile.dxf) found in document root instead of relative to the importing module. This behavior is deprecated
DEPRECATED: Support for reading files in linear_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Support for reading files in rotate_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Imported file (localfile.dat) found in document root instead of relative to the importing module. This behavior is deprecated
DEPRECATED: Support for reading files in linear_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Support for reading files in rotate_extrude will be removed in future releases. Use a child import() instead.
Geometry Cache insert: import(file="localfile.dxf",layer="",ori (144 bytes)
Geometry Cache insert: linear_extrude(file="localfile.dxf",laye (960 bytes)
Geometry Cache insert: rotate_extrude(file="localfile.dxf",laye (17376 bytes)
Geometry Cache insert: surface(file="localfile.dat",center=fals (864 bytes)
Geometry Cache insert: multmatrix([[200,0,0,0],[0,200,0,0],[0,0 (864 bytes)
Geometry Cache insert: sphere($fn=0,$fa=12,$fs=2,r=100); (62016 bytes)
Geometry Cache insert: linear_extrude(height=100,center=false,c (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-250],[0,1,0,0],[0,0, (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,350],[0,0,1 (17376 bytes)
Geometry Cache insert: multmatrix([[1,0,0,250],[0,1,0,0],[0,0,1 (864 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-200],[0,0, (62016 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-compatibility-test-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles_dir/localfiles-compatibility-test.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-compatibility-test-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/localfiles-compatibility-test-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-compatibility-test-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-compatibility-test-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/localfiles-compatibility-test-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-compatibility-test-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   0.19 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_localfiles-compatibility-test" end time: Jan 07 06:10 UTC
"csgpngtest_localfiles-compatibility-test" time elapsed: 00:00:00

    
csgpngtest_localfiles-test
Expected image Actual image
549/801 Testing: csgpngtest_localfiles-test
549/801 Test: csgpngtest_localfiles-test
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "localfiles-test" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles-test.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_localfiles-test" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles-test.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-test-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-test-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

localfiles-test
stderr output: DEPRECATED: Support for reading files in linear_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Support for reading files in rotate_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Support for reading files in linear_extrude will be removed in future releases. Use a child import() instead.
DEPRECATED: Support for reading files in rotate_extrude will be removed in future releases. Use a child import() instead.
Geometry Cache insert: import(file="localfiles_dir/localfile.dx (144 bytes)
Geometry Cache insert: linear_extrude(file="localfiles_dir/loca (960 bytes)
Geometry Cache insert: rotate_extrude(file="localfiles_dir/loca (17376 bytes)
Geometry Cache insert: surface(file="localfiles_dir/localfile.d (864 bytes)
Geometry Cache insert: multmatrix([[200,0,0,0],[0,200,0,0],[0,0 (864 bytes)
Geometry Cache insert: sphere($fn=0,$fa=12,$fs=2,r=100); (62016 bytes)
Geometry Cache insert: linear_extrude(height=100,center=false,c (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-250],[0,1,0,0],[0,0, (960 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,350],[0,0,1 (17376 bytes)
Geometry Cache insert: multmatrix([[1,0,0,250],[0,1,0,0],[0,0,1 (864 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,-200],[0,0, (62016 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles-test.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles-test.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles-test.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-test-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/localfiles-test.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-test-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/localfiles-test-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-test-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/localfiles-test-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/localfiles-test-expected.png


Test time =   0.48 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_localfiles-test" end time: Jan 07 06:10 UTC
"csgpngtest_localfiles-test" time elapsed: 00:00:00

    
csgpngtest_internal-cavity-polyhedron
Expected image Actual image
555/801 Testing: csgpngtest_internal-cavity-polyhedron
555/801 Test: csgpngtest_internal-cavity-polyhedron
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "internal-cavity-polyhedron" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_internal-cavity-polyhedron" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/internal-cavity-polyhedron-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/internal-cavity-polyhedron-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

internal-cavity-polyhedron
stderr output: Geometry Cache insert: cube(size=[20,20,20],center=true); (672 bytes)
Geometry Cache insert: polyhedron(points=[[-5,-5,-5],[-5,-5,5], (1824 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,0],[0,0,1,1 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/internal-cavity-polyhedron-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/internal-cavity-polyhedron-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/internal-cavity-polyhedron-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/internal-cavity-polyhedron-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/internal-cavity-polyhedron-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/internal-cavity-polyhedron-expected.png


Test time =   0.41 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_internal-cavity-polyhedron" end time: Jan 07 06:10 UTC
"csgpngtest_internal-cavity-polyhedron" time elapsed: 00:00:00

    
csgpngtest_rotate_extrude-hole
Expected image Actual image
559/801 Testing: csgpngtest_rotate_extrude-hole
559/801 Test: csgpngtest_rotate_extrude-hole
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "cgalpngtest" "-t" "csgpngtest" "-f" "rotate_extrude-hole" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=csg" "--render"
Directory: /home/travis/build/openscad/openscad/tests
"csgpngtest_rotate_extrude-hole" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/rotate_extrude-hole-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/csgpngtest-output/rotate_extrude-hole-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

rotate_extrude-hole
stderr output: Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=2); (192 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=1); (160 bytes)
Geometry Cache insert: difference(){circle($fn=0,$fa=12,$fs=2,r (304 bytes)
Geometry Cache insert: multmatrix([[1,0,0,5],[0,1,0,0],[0,0,1,0 (304 bytes)
Geometry Cache insert: rotate_extrude(convexity=2,$fn=0,$fa=12, (35952 bytes)
Geometry Cache insert: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache insert: group(){rotate_extrude(convexity=2,$fn=0 (35952 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-10],[0,1,0,-10],[0,0 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad -o /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad.csg --render
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad.csg -o /home/travis/build/openscad/openscad/tests/csgpngtest-output/rotate_extrude-hole-actual.png --render
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=csg', '--render', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/rotate_extrude-hole-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/cgalpngtest/rotate_extrude-hole-expected.png', '/home/travis/build/openscad/openscad/tests/csgpngtest-output/rotate_extrude-hole-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/csgpngtest-output/rotate_extrude-hole-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/cgalpngtest/rotate_extrude-hole-expected.png


Test time =   0.34 sec
----------------------------------------------------------
Test Failed.
"csgpngtest_rotate_extrude-hole" end time: Jan 07 06:10 UTC
"csgpngtest_rotate_extrude-hole" time elapsed: 00:00:00

    
throwntogethertest_nullspace-minkowski-intersection
Expected image Actual image
638/801 Testing: throwntogethertest_nullspace-minkowski-intersection
638/801 Test: throwntogethertest_nullspace-minkowski-intersection
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "throwntogethertest" "-f" "nullspace-minkowski-intersection" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad" "--preview=throwntogether" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"throwntogethertest_nullspace-minkowski-intersection" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski-intersection.scad', '--preview=throwntogether', '-o', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/nullspace-minkowski-intersection-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/throwntogethertest-output/nullspace-minkowski-intersection-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

nullspace-minkowski-intersection
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-2],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
CGAL Cache insert: intersection(){multmatrix([[1,0,0,-2],[0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/throwntogethertest/nullspace-minkowski-intersection-expected.png', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/nullspace-minkowski-intersection-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/throwntogethertest-output/nullspace-minkowski-intersection-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/throwntogethertest/nullspace-minkowski-intersection-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"throwntogethertest_nullspace-minkowski-intersection" end time: Jan 07 06:10 UTC
"throwntogethertest_nullspace-minkowski-intersection" time elapsed: 00:00:00

    
throwntogethertest_nullspace-minkowski
Expected image Actual image
637/801 Testing: throwntogethertest_nullspace-minkowski
637/801 Test: throwntogethertest_nullspace-minkowski
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "throwntogethertest" "-f" "nullspace-minkowski" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad" "--preview=throwntogether" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"throwntogethertest_nullspace-minkowski" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/nullspace-minkowski.scad', '--preview=throwntogether', '-o', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/nullspace-minkowski-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/throwntogethertest-output/nullspace-minkowski-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

nullspace-minkowski
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-2],[0,1,0,0],[0,0,1, (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=false); (672 bytes)
CGAL Cache insert: intersection(){multmatrix([[1,0,0,-2],[0 (0 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/throwntogethertest/nullspace-minkowski-expected.png', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/nullspace-minkowski-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/throwntogethertest-output/nullspace-minkowski-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/throwntogethertest/nullspace-minkowski-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"throwntogethertest_nullspace-minkowski" end time: Jan 07 06:10 UTC
"throwntogethertest_nullspace-minkowski" time elapsed: 00:00:00

    
throwntogethertest_minkowski3-tests
Expected image Actual image
642/801 Testing: throwntogethertest_minkowski3-tests
642/801 Test: throwntogethertest_minkowski3-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "throwntogethertest" "-f" "minkowski3-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad" "--preview=throwntogether" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"throwntogethertest_minkowski3-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/minkowski3-tests.scad', '--preview=throwntogether', '-o', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/minkowski3-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/throwntogethertest-output/minkowski3-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

minkowski3-tests
stderr output: Geometry Cache insert: cube(size=[10,10,5],center=true); (672 bytes)
Geometry Cache insert: cube(size=[8,8,10],center=true); (672 bytes)
Geometry Cache insert: cylinder($fn=0,$fa=12,$fs=2,h=1,r1=2,r2= (1104 bytes)
Geometry Cache hit: cube(size=[10,10,5],center=true); (672 bytes)
Geometry Cache hit: cube(size=[8,8,10],center=true); (672 bytes)
Geometry Cache hit: cylinder($fn=0,$fa=12,$fs=2,h=1,r1=2,r2= (1104 bytes)
CGAL Cache insert: difference(){cube(size=[10,10,5],center= (21328 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/throwntogethertest/minkowski3-tests-expected.png', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/minkowski3-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/throwntogethertest-output/minkowski3-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/throwntogethertest/minkowski3-tests-expected.png


Test time =   0.41 sec
----------------------------------------------------------
Test Failed.
"throwntogethertest_minkowski3-tests" end time: Jan 07 06:10 UTC
"throwntogethertest_minkowski3-tests" time elapsed: 00:00:00

    
throwntogethertest_minkowski-thin-cylinder
Expected image Actual image
669/801 Testing: throwntogethertest_minkowski-thin-cylinder
669/801 Test: throwntogethertest_minkowski-thin-cylinder
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "throwntogethertest" "-f" "minkowski-thin-cylinder" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad" "--preview=throwntogether" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"throwntogethertest_minkowski-thin-cylinder" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/minkowski-thin-cylinder.scad', '--preview=throwntogether', '-o', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/minkowski-thin-cylinder-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/throwntogethertest-output/minkowski-thin-cylinder-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

minkowski-thin-cylinder
stderr output: Geometry Cache insert: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache insert: cylinder($fn=0,$fa=12,$fs=2,h=1e-07,r1=2 (1104 bytes)
Geometry Cache hit: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache hit: cylinder($fn=0,$fa=12,$fs=2,h=1e-07,r1=2 (1104 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/throwntogethertest/minkowski-thin-cylinder-expected.png', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/minkowski-thin-cylinder-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/throwntogethertest-output/minkowski-thin-cylinder-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/throwntogethertest/minkowski-thin-cylinder-expected.png


Test time =   0.22 sec
----------------------------------------------------------
Test Failed.
"throwntogethertest_minkowski-thin-cylinder" end time: Jan 07 06:10 UTC
"throwntogethertest_minkowski-thin-cylinder" time elapsed: 00:00:00

    
throwntogethertest_issue911
Expected image Actual image
674/801 Testing: throwntogethertest_issue911
674/801 Test: throwntogethertest_issue911
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "throwntogethertest" "-f" "issue911" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad" "--preview=throwntogether" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"throwntogethertest_issue911" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue911.scad', '--preview=throwntogether', '-o', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue911-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue911-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

issue911
stderr output: Geometry Cache insert: cube(size=[19,19,19],center=true); (672 bytes)
Geometry Cache insert: cube(size=[11,11,11],center=true); (672 bytes)
Geometry Cache insert: cube(size=[1,1,1],center=true); (672 bytes)
Geometry Cache hit: cube(size=[19,19,19],center=true); (672 bytes)
Geometry Cache hit: cube(size=[11,11,11],center=true); (672 bytes)
Geometry Cache hit: cube(size=[1,1,1],center=true); (672 bytes)
CGAL Cache insert: difference(){cube(size=[19,19,19],center (21640 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/throwntogethertest/issue911-expected.png', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue911-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue911-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/throwntogethertest/issue911-expected.png


Test time =   0.32 sec
----------------------------------------------------------
Test Failed.
"throwntogethertest_issue911" end time: Jan 07 06:10 UTC
"throwntogethertest_issue911" time elapsed: 00:00:00

    
throwntogethertest_issue913
Expected image Actual image
673/801 Testing: throwntogethertest_issue913
673/801 Test: throwntogethertest_issue913
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "throwntogethertest" "-f" "issue913" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad" "--preview=throwntogether" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"throwntogethertest_issue913" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue913.scad', '--preview=throwntogether', '-o', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue913-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue913-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

issue913
stderr output: Geometry Cache insert: cube(size=[10,10,10],center=true); (672 bytes)
Geometry Cache insert: cube(size=[14,14,14],center=true); (672 bytes)
Geometry Cache hit: cube(size=[10,10,10],center=true); (672 bytes)
Geometry Cache insert: cube(size=[4,4,4],center=true); (672 bytes)
Geometry Cache hit: cube(size=[14,14,14],center=true); (672 bytes)
Geometry Cache hit: cube(size=[10,10,10],center=true); (672 bytes)
Geometry Cache insert: group(){cube(size=[10,10,10],center=true (672 bytes)
Geometry Cache hit: cube(size=[4,4,4],center=true); (672 bytes)
CGAL Cache insert: difference(){cube(size=[14,14,14],center (21640 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/throwntogethertest/issue913-expected.png', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue913-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue913-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/throwntogethertest/issue913-expected.png


Test time =   0.33 sec
----------------------------------------------------------
Test Failed.
"throwntogethertest_issue913" end time: Jan 07 06:10 UTC
"throwntogethertest_issue913" time elapsed: 00:00:00

    
throwntogethertest_issue1069
Expected image Actual image
678/801 Testing: throwntogethertest_issue1069
678/801 Test: throwntogethertest_issue1069
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "throwntogethertest" "-f" "issue1069" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad" "--preview=throwntogether" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"throwntogethertest_issue1069" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
issue1069
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/issues/issue1069.scad', '--preview=throwntogether', '-o', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue1069-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue1069-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

stderr output: Geometry Cache insert: cube(size=[20,20,20],center=true); (672 bytes)
Geometry Cache insert: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache hit: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache insert: cube(size=[0.5,0.5,0.5],center=true); (672 bytes)
Geometry Cache hit: cube(size=[20,20,20],center=true); (672 bytes)
Geometry Cache hit: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache hit: cylinder($fn=5,$fa=12,$fs=2,h=5,r1=1,r2= (816 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,0.70710678118,- (816 bytes)
CGAL Cache insert: group(){cylinder($fn=5,$fa=12,$fs=2,h=5, (37872 bytes)
Geometry Cache hit: cube(size=[0.5,0.5,0.5],center=true); (672 bytes)
CGAL Cache insert: difference(){cube(size=[20,20,20],center (48648 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/throwntogethertest/issue1069-expected.png', '/home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue1069-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/throwntogethertest-output/issue1069-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/throwntogethertest/issue1069-expected.png


Test time =   0.98 sec
----------------------------------------------------------
Test Failed.
"throwntogethertest_issue1069" end time: Jan 07 06:10 UTC
"throwntogethertest_issue1069" time elapsed: 00:00:00

    
monotonepngtest_polyhedron-nonplanar-tests
Expected image Actual image
696/801 Testing: monotonepngtest_polyhedron-nonplanar-tests
696/801 Test: monotonepngtest_polyhedron-nonplanar-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "monotonepngtest" "-f" "polyhedron-nonplanar-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad" "--colorscheme=Monotone" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"monotonepngtest_polyhedron-nonplanar-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad', '--colorscheme=Monotone', '--render', '-o', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/polyhedron-nonplanar-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/monotonepngtest-output/polyhedron-nonplanar-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

polyhedron-nonplanar-tests
stderr output: Geometry Cache insert: polyhedron(points=[[0,0,1],[1,0.2,1],[1, (672 bytes)
Geometry Cache insert: polyhedron(points=[[-10,-13.09016994374, (8736 bytes)
Geometry Cache insert: multmatrix([[0.02,0,0,0],[0,0.02,0,0],[0 (8736 bytes)
Geometry Cache insert: polyhedron(points=[[0.0174497,-0.0174524 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4.5],[0,1,0,0.5],[0,0 (8736 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/polyhedron-nonplanar-tests-expected.png', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/polyhedron-nonplanar-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/monotonepngtest-output/polyhedron-nonplanar-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/polyhedron-nonplanar-tests-expected.png


Test time =   0.19 sec
----------------------------------------------------------
Test Failed.
"monotonepngtest_polyhedron-nonplanar-tests" end time: Jan 07 06:10 UTC
"monotonepngtest_polyhedron-nonplanar-tests" time elapsed: 00:00:00

    
monotonepngtest_rotate_extrude-tests
Expected image Actual image
698/801 Testing: monotonepngtest_rotate_extrude-tests
698/801 Test: monotonepngtest_rotate_extrude-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "monotonepngtest" "-f" "rotate_extrude-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/rotate_extrude-tests.scad" "--colorscheme=Monotone" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"monotonepngtest_rotate_extrude-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/rotate_extrude-tests.scad', '--colorscheme=Monotone', '--render', '-o', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/rotate_extrude-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/monotonepngtest-output/rotate_extrude-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

rotate_extrude-tests
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
WARNING: Ignoring 3D child object for 2D operation
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=10); (560 bytes)
Geometry Cache insert: multmatrix([[1,0,0,20],[0,1,0,0],[0,0,1, (560 bytes)
Geometry Cache hit: circle($fn=0,$fa=12,$fs=2,r=10); (560 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=8); (496 bytes)
Geometry Cache insert: difference(){circle($fn=0,$fa=12,$fs=2,r (1008 bytes)
Geometry Cache insert: multmatrix([[1,0,0,20],[0,1,0,0],[0,0,1, (1008 bytes)
Geometry Cache insert: cube(size=[100,100,100],center=true); (672 bytes)
Geometry Cache insert: rotate_extrude(convexity=4,$fn=0,$fa=12, (242016 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-50],[0,1,0,0],[0,0,1 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/rotate_extrude-tests-expected.png', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/rotate_extrude-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/monotonepngtest-output/rotate_extrude-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/rotate_extrude-tests-expected.png


Test time =   0.18 sec
----------------------------------------------------------
Test Failed.
"monotonepngtest_rotate_extrude-tests" end time: Jan 07 06:10 UTC
"monotonepngtest_rotate_extrude-tests" time elapsed: 00:00:00

    
monotonepngtest_polyhedron-tests
Expected image Actual image
697/801 Testing: monotonepngtest_polyhedron-tests
697/801 Test: monotonepngtest_polyhedron-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "monotonepngtest" "-f" "polyhedron-tests" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad" "--colorscheme=Monotone" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"monotonepngtest_polyhedron-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-tests.scad', '--colorscheme=Monotone', '--render', '-o', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/polyhedron-tests-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/monotonepngtest-output/polyhedron-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

polyhedron-tests
stderr output: DEPRECATED: polyhedron(triangles=[]) will be removed in future releases. Use polyhedron(faces=[]) instead.
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: polyhedron(points=[[-0.8,-0.8,-0.8],[0,0 (816 bytes)
Geometry Cache insert: polyhedron(points=[[1,0,0],[-1,0,0],[0,1 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,6],[0,1,0,0],[0,0,1,0 (816 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/polyhedron-tests-expected.png', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/polyhedron-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/monotonepngtest-output/polyhedron-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/polyhedron-tests-expected.png


Test time =   0.18 sec
----------------------------------------------------------
Test Failed.
"monotonepngtest_polyhedron-tests" end time: Jan 07 06:10 UTC
"monotonepngtest_polyhedron-tests" time elapsed: 00:00:00

    
monotonepngtest_internal-cavity-polyhedron
Expected image Actual image
702/801 Testing: monotonepngtest_internal-cavity-polyhedron
702/801 Test: monotonepngtest_internal-cavity-polyhedron
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "monotonepngtest" "-f" "internal-cavity-polyhedron" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad" "--colorscheme=Monotone" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"monotonepngtest_internal-cavity-polyhedron" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
internal-cavity-polyhedron
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad', '--colorscheme=Monotone', '--render', '-o', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/internal-cavity-polyhedron-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
stderr output: Geometry Cache insert: cube(size=[20,20,20],center=true); (672 bytes)
Geometry Cache insert: polyhedron(points=[[-5,-5,-5],[-5,-5,5], (1824 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,0],[0,0,1,1 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/internal-cavity-polyhedron-expected.png', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/internal-cavity-polyhedron-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/monotonepngtest-output/internal-cavity-polyhedron-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/internal-cavity-polyhedron-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/monotonepngtest-output/internal-cavity-polyhedron-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   0.11 sec
----------------------------------------------------------
Test Failed.
"monotonepngtest_internal-cavity-polyhedron" end time: Jan 07 06:10 UTC
"monotonepngtest_internal-cavity-polyhedron" time elapsed: 00:00:00

    
monotonepngtest_rotate_extrude-hole
Expected image Actual image
706/801 Testing: monotonepngtest_rotate_extrude-hole
706/801 Test: monotonepngtest_rotate_extrude-hole
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-t" "monotonepngtest" "-f" "rotate_extrude-hole" "/home/travis/build/openscad/openscad/tests/openscad_nogui" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad" "--colorscheme=Monotone" "--render" "-o"
Directory: /home/travis/build/openscad/openscad/tests
"monotonepngtest_rotate_extrude-hole" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
rotate_extrude-hole
run_test() cmdline: ['/home/travis/build/openscad/openscad/tests/openscad_nogui', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad', '--colorscheme=Monotone', '--render', '-o', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/rotate_extrude-hole-actual.png']
using font directory: /home/travis/build/openscad/openscad/tests/../testdata
stderr output: Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=2); (192 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=1); (160 bytes)
Geometry Cache insert: difference(){circle($fn=0,$fa=12,$fs=2,r (304 bytes)
Geometry Cache insert: multmatrix([[1,0,0,5],[0,1,0,0],[0,0,1,0 (304 bytes)
Geometry Cache insert: rotate_extrude(convexity=2,$fn=0,$fa=12, (35952 bytes)
Geometry Cache insert: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache insert: group(){rotate_extrude(convexity=2,$fn=0 (35952 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-10],[0,1,0,-10],[0,0 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

Error: openscad_nogui failed with return code -6
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/rotate_extrude-hole-expected.png', '/home/travis/build/openscad/openscad/tests/monotonepngtest-output/rotate_extrude-hole-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/monotonepngtest-output/rotate_extrude-hole-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/rotate_extrude-hole-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/monotonepngtest-output/rotate_extrude-hole-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   0.10 sec
----------------------------------------------------------
Test Failed.
"monotonepngtest_rotate_extrude-hole" end time: Jan 07 06:10 UTC
"monotonepngtest_rotate_extrude-hole" time elapsed: 00:00:00

    
stlpngtest_rotate_extrude-tests
Expected image Actual image
708/801 Testing: stlpngtest_rotate_extrude-tests
708/801 Test: stlpngtest_rotate_extrude-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "rotate_extrude-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/rotate_extrude-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_rotate_extrude-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/rotate_extrude-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

rotate_extrude-tests
stderr output: Geometry Cache insert: cube(size=[1,1,1],center=false); (672 bytes)
WARNING: Ignoring 3D child object for 2D operation
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=10); (560 bytes)
Geometry Cache insert: multmatrix([[1,0,0,20],[0,1,0,0],[0,0,1, (560 bytes)
Geometry Cache hit: circle($fn=0,$fa=12,$fs=2,r=10); (560 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=8); (496 bytes)
Geometry Cache insert: difference(){circle($fn=0,$fa=12,$fs=2,r (1008 bytes)
Geometry Cache insert: multmatrix([[1,0,0,20],[0,1,0,0],[0,0,1, (1008 bytes)
Geometry Cache insert: cube(size=[100,100,100],center=true); (672 bytes)
Geometry Cache insert: rotate_extrude(convexity=4,$fn=0,$fa=12, (242016 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-50],[0,1,0,0],[0,0,1 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/rotate_extrude-tests.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-tests.scad.stl --render=cgal
('OpenSCAD #1 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/rotate_extrude-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/rotate_extrude-tests-expected.png', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/rotate_extrude-tests-expected.png


Test time =   0.19 sec
----------------------------------------------------------
Test Failed.
"stlpngtest_rotate_extrude-tests" end time: Jan 07 06:10 UTC
"stlpngtest_rotate_extrude-tests" time elapsed: 00:00:00

    
stlpngtest_polyhedron-nonplanar-tests
Expected image Actual image
707/801 Testing: stlpngtest_polyhedron-nonplanar-tests
707/801 Test: stlpngtest_polyhedron-nonplanar-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "polyhedron-nonplanar-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_polyhedron-nonplanar-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/polyhedron-nonplanar-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/stlpngtest-output/polyhedron-nonplanar-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

polyhedron-nonplanar-tests
stderr output: Geometry Cache insert: polyhedron(points=[[0,0,1],[1,0.2,1],[1, (672 bytes)
Geometry Cache insert: polyhedron(points=[[-10,-13.09016994374, (8736 bytes)
Geometry Cache insert: multmatrix([[0.02,0,0,0],[0,0.02,0,0],[0 (8736 bytes)
Geometry Cache insert: polyhedron(points=[[0.0174497,-0.0174524 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4.5],[0,1,0,0.5],[0,0 (8736 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/polyhedron-nonplanar-tests.scad.stl --render=cgal
('OpenSCAD #1 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/polyhedron-nonplanar-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/polyhedron-nonplanar-tests-expected.png', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/polyhedron-nonplanar-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/stlpngtest-output/polyhedron-nonplanar-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/polyhedron-nonplanar-tests-expected.png


Test time =   0.19 sec
----------------------------------------------------------
Test Failed.
"stlpngtest_polyhedron-nonplanar-tests" end time: Jan 07 06:10 UTC
"stlpngtest_polyhedron-nonplanar-tests" time elapsed: 00:00:00

    
stlpngtest_union-coincident-test
Expected image Actual image
709/801 Testing: stlpngtest_union-coincident-test
709/801 Test: stlpngtest_union-coincident-test
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "union-coincident-test" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/union-coincident-test.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_union-coincident-test" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/union-coincident-test.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test-actual.png']
using font directory: /usr/bin/../testdata
union-coincident-test
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

stderr output: Geometry Cache insert: cube(size=[1,5,1],center=true); (672 bytes)
Geometry Cache hit: cube(size=[1,5,1],center=true); (672 bytes)
Geometry Cache insert: multmatrix([[0,1,0,0],[0,0,1,0],[1,0,0,0 (672 bytes)
Geometry Cache insert: multmatrix([[-1,0,0,0],[0,-1,0,0],[0,0,- (672 bytes)
CGAL Cache insert: group(){multmatrix([[0,1,0,0],[0,0,1,0], (31600 bytes)
CGAL Cache insert: group(){group(){multmatrix([[0,1,0,0],[0 (31600 bytes)
Geometry Cache insert: import(file="union-coincident-test.scad. (3264 bytes)
Geometry Cache insert: group(){import(file="union-coincident-te (3264 bytes)
terminate called after throwing an instance of 'CGAL::Precondition_exception'
  what():  CGAL ERROR: precondition violation!
Expr: indices[i] < new_vertices
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 749

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/union-coincident-test.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test.scad.stl --render=cgal
createImport: /home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test.scad.stl /home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test.scad.stl.scad
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test.scad.stl.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test-actual.png --render=cgal
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/union-coincident-test.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/union-coincident-test-expected.png', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/stlpngtest-output/union-coincident-test-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/union-coincident-test-expected.png


Test time =   0.31 sec
----------------------------------------------------------
Test Failed.
"stlpngtest_union-coincident-test" end time: Jan 07 06:10 UTC
"stlpngtest_union-coincident-test" time elapsed: 00:00:00

    
stlpngtest_null-polygons
Expected image Actual image
710/801 Testing: stlpngtest_null-polygons
710/801 Test: stlpngtest_null-polygons
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "null-polygons" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/null-polygons.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_null-polygons" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/null-polygons.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons-actual.png']
using font directory: /usr/bin/../testdata
null-polygons
stderr output: DEPRECATED: The import_dxf() module will be removed in future releases. Use import() instead.
DEPRECATED: Support for reading files in linear_extrude will be removed in future releases. Use a child import() instead.
Geometry Cache insert: import(file="../../dxf/null-polygons.dxf (256 bytes)
Geometry Cache insert: linear_extrude(file="../../dxf/null-poly (2976 bytes)
Geometry Cache insert: linear_extrude(height=1,center=false,con (2976 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,20],[0,0,1, (2976 bytes)
CGAL Cache insert: group(){linear_extrude(height=1,center=f (57928 bytes)
Geometry Cache insert: import(file="null-polygons.scad.stl",lay (5856 bytes)
Geometry Cache insert: group(){import(file="null-polygons.scad. (5856 bytes)
terminate called after throwing an instance of 'CGAL::Precondition_exception'
  what():  CGAL ERROR: precondition violation!
Expr: indices[i] < new_vertices
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 749

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/null-polygons.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons.scad.stl --render=cgal
createImport: /home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons.scad.stl /home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons.scad.stl.scad
Running OpenSCAD #2:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons.scad.stl.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons-actual.png --render=cgal
('OpenSCAD #2 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/null-polygons.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/null-polygons-expected.png', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/null-polygons-expected.png

Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/stlpngtest-output/null-polygons-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.


Test time =   0.23 sec
----------------------------------------------------------
Test Failed.
"stlpngtest_null-polygons" end time: Jan 07 06:10 UTC
"stlpngtest_null-polygons" time elapsed: 00:00:00

    
stlpngtest_bad-stl-tardis
Expected image Actual image
714/801 Testing: stlpngtest_bad-stl-tardis
714/801 Test: stlpngtest_bad-stl-tardis
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "bad-stl-tardis" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/bad-stl-tardis.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_bad-stl-tardis" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/bad-stl-tardis.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-tardis-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-tardis-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

bad-stl-tardis
stderr output: Geometry Cache insert: import(file="bad-stl-tardis.stl",layer=" (261888 bytes)
Geometry Cache insert: render(convexity=1){import(file="bad-stl (261888 bytes)
Geometry Cache insert: group(){render(convexity=1){import(file= (261888 bytes)
terminate called after throwing an instance of 'CGAL::Precondition_exception'
  what():  CGAL ERROR: precondition violation!
Expr: indices[i] < new_vertices
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 749

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/bad-stl-tardis.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-tardis.scad.stl --render=cgal
('OpenSCAD #1 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/bad-stl-tardis.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-tardis-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/bad-stl-tardis-expected.png', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-tardis-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-tardis-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/bad-stl-tardis-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"stlpngtest_bad-stl-tardis" end time: Jan 07 06:10 UTC
"stlpngtest_bad-stl-tardis" time elapsed: 00:00:00

    
stlpngtest_internal-cavity-polyhedron
Expected image Actual image
712/801 Testing: stlpngtest_internal-cavity-polyhedron
712/801 Test: stlpngtest_internal-cavity-polyhedron
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "internal-cavity-polyhedron" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_internal-cavity-polyhedron" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/internal-cavity-polyhedron-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/stlpngtest-output/internal-cavity-polyhedron-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

internal-cavity-polyhedron
stderr output: Geometry Cache insert: cube(size=[20,20,20],center=true); (672 bytes)
Geometry Cache insert: polyhedron(points=[[-5,-5,-5],[-5,-5,5], (1824 bytes)
Geometry Cache insert: multmatrix([[1,0,0,0],[0,1,0,0],[0,0,1,1 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/internal-cavity-polyhedron.scad.stl --render=cgal
('OpenSCAD #1 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity-polyhedron.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/internal-cavity-polyhedron-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/internal-cavity-polyhedron-expected.png', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/internal-cavity-polyhedron-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/stlpngtest-output/internal-cavity-polyhedron-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/internal-cavity-polyhedron-expected.png


Test time =   0.22 sec
----------------------------------------------------------
Test Failed.
"stlpngtest_internal-cavity-polyhedron" end time: Jan 07 06:10 UTC
"stlpngtest_internal-cavity-polyhedron" time elapsed: 00:00:00

    
stlpngtest_bad-stl-pcbvicebar
Expected image Actual image
713/801 Testing: stlpngtest_bad-stl-pcbvicebar
713/801 Test: stlpngtest_bad-stl-pcbvicebar
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "bad-stl-pcbvicebar" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/bad-stl-pcbvicebar.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_bad-stl-pcbvicebar" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/bad-stl-pcbvicebar.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-pcbvicebar-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-pcbvicebar-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

bad-stl-pcbvicebar
stderr output: Geometry Cache insert: import(file="bad-stl-pcbvicebar.stl",lay (18816 bytes)
Geometry Cache insert: render(convexity=1){import(file="bad-stl (18816 bytes)
Geometry Cache insert: group(){render(convexity=1){import(file= (18816 bytes)
terminate called after throwing an instance of 'CGAL::Precondition_exception'
  what():  CGAL ERROR: precondition violation!
Expr: indices[i] < new_vertices
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 749

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/bad-stl-pcbvicebar.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-pcbvicebar.scad.stl --render=cgal
('OpenSCAD #1 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/bad-stl-pcbvicebar.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-pcbvicebar-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/bad-stl-pcbvicebar-expected.png', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-pcbvicebar-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/stlpngtest-output/bad-stl-pcbvicebar-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/bad-stl-pcbvicebar-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"stlpngtest_bad-stl-pcbvicebar" end time: Jan 07 06:10 UTC
"stlpngtest_bad-stl-pcbvicebar" time elapsed: 00:00:00

    
offpngtest_polyhedron-nonplanar-tests
Expected image Actual image
716/801 Testing: offpngtest_polyhedron-nonplanar-tests
716/801 Test: offpngtest_polyhedron-nonplanar-tests
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "offpngtest" "-f" "polyhedron-nonplanar-tests" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=OFF" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"offpngtest_polyhedron-nonplanar-tests" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=OFF', '--render=cgal', '/home/travis/build/openscad/openscad/tests/offpngtest-output/polyhedron-nonplanar-tests-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/offpngtest-output/polyhedron-nonplanar-tests-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

polyhedron-nonplanar-tests
stderr output: Geometry Cache insert: polyhedron(points=[[0,0,1],[1,0.2,1],[1, (672 bytes)
Geometry Cache insert: polyhedron(points=[[-10,-13.09016994374, (8736 bytes)
Geometry Cache insert: multmatrix([[0.02,0,0,0],[0,0.02,0,0],[0 (8736 bytes)
Geometry Cache insert: polyhedron(points=[[0.0174497,-0.0174524 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,2],[0,1,0,0],[0,0,1,0 (672 bytes)
Geometry Cache insert: multmatrix([[1,0,0,4.5],[0,1,0,0.5],[0,0 (8736 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad -o /home/travis/build/openscad/openscad/tests/offpngtest-output/polyhedron-nonplanar-tests.scad.off --render=cgal
('OpenSCAD #1 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/3D/features/polyhedron-nonplanar-tests.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=OFF', '--render=cgal', '/home/travis/build/openscad/openscad/tests/offpngtest-output/polyhedron-nonplanar-tests-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/polyhedron-nonplanar-tests-expected.png', '/home/travis/build/openscad/openscad/tests/offpngtest-output/polyhedron-nonplanar-tests-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/offpngtest-output/polyhedron-nonplanar-tests-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/polyhedron-nonplanar-tests-expected.png


Test time =   0.20 sec
----------------------------------------------------------
Test Failed.
"offpngtest_polyhedron-nonplanar-tests" end time: Jan 07 06:10 UTC
"offpngtest_polyhedron-nonplanar-tests" time elapsed: 00:00:00

    
stlpngtest_rotate_extrude-hole
Expected image Actual image
715/801 Testing: stlpngtest_rotate_extrude-hole
715/801 Test: stlpngtest_rotate_extrude-hole
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "rotate_extrude-hole" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_rotate_extrude-hole" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-hole-actual.png']
using font directory: /usr/bin/../testdata
Image comparison return: 1 output: convert: improper image header `/home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-hole-actual.png' @ error/png.c/ReadPNGImage/3246.
convert: missing an image filename `info:' @ error/convert.c/ConvertImageCommand/3011.

rotate_extrude-hole
stderr output: Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=2); (192 bytes)
Geometry Cache insert: circle($fn=0,$fa=12,$fs=2,r=1); (160 bytes)
Geometry Cache insert: difference(){circle($fn=0,$fa=12,$fs=2,r (304 bytes)
Geometry Cache insert: multmatrix([[1,0,0,5],[0,1,0,0],[0,0,1,0 (304 bytes)
Geometry Cache insert: rotate_extrude(convexity=2,$fn=0,$fa=12, (35952 bytes)
Geometry Cache insert: cube(size=[10,10,10],center=false); (672 bytes)
Geometry Cache insert: group(){rotate_extrude(convexity=2,$fn=0 (35952 bytes)
Geometry Cache insert: multmatrix([[1,0,0,-10],[0,1,0,-10],[0,0 (672 bytes)
terminate called after throwing an instance of 'CGAL::Assertion_exception'
  what():  CGAL ERROR: assertion violation!
Expr: check_protocoll == 0
File: /usr/include/CGAL/Polyhedron_incremental_builder_3.h
Line: 198

stdout output: Running OpenSCAD #1:
/home/travis/build/openscad/openscad/tests/openscad_nogui /home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad -o /home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-hole.scad.stl --render=cgal
('OpenSCAD #1 failed with return code -6',)
('export_import_pngtest args:', "['/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/rotate_extrude-hole.scad', '--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui', '--format=STL', '--render=cgal', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-hole-actual.png']")
exiting export_import_pngtest.py with failure

Error: python failed with return code 1
Image comparison cmdline: 
["/usr/bin/convert"],['/home/travis/build/openscad/openscad/tests/regression/monotonepngtest/rotate_extrude-hole-expected.png', '/home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-hole-actual.png', '-alpha', 'Off', '-compose', 'difference', '-composite', '-threshold', '10%', '-gaussian-blur', '3x65535', '-threshold', '99.99%', '-format', '%[fx:w*h*mean]', 'info:']
 actual image: /home/travis/build/openscad/openscad/tests/stlpngtest-output/rotate_extrude-hole-actual.png

 expected image: /home/travis/build/openscad/openscad/tests/regression/monotonepngtest/rotate_extrude-hole-expected.png


Test time =   0.21 sec
----------------------------------------------------------
Test Failed.
"stlpngtest_rotate_extrude-hole" end time: Jan 07 06:10 UTC
"stlpngtest_rotate_extrude-hole" time elapsed: 00:00:00

    
stlpngtest_internal-cavity
Expected image Actual image
711/801 Testing: stlpngtest_internal-cavity
711/801 Test: stlpngtest_internal-cavity
Command: "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/test_cmdline_tool.py" "--comparator=old" "-c" "/usr/bin/convert" "-s" "png" "-e" "monotonepngtest" "-t" "stlpngtest" "-f" "internal-cavity" "/usr/bin/python" "/home/travis/build/openscad/openscad/tests/export_import_pngtest.py" "/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-cavity.scad" "--openscad=/home/travis/build/openscad/openscad/tests/openscad_nogui" "--format=STL" "--render=cgal"
Directory: /home/travis/build/openscad/openscad/tests
"stlpngtest_internal-cavity" start time: Jan 07 06:10 UTC
Output:
----------------------------------------------------------
internal-cavity
run_test() cmdline: ['/usr/bin/python', '/home/travis/build/openscad/openscad/tests/export_import_pngtest.py', '/home/travis/build/openscad/openscad/tests/../testdata/scad/misc/internal-