/Users/jonieva/Projects/CIP-build/CIP-build/CommandLineTools/Testing/bin/GenerateModelTest "--compareVTKPolyData" "/Users/jonieva/Projects/CIP/CommandLineTools/GenerateModel/Data/Baseline/GenerateModel_Test_simple_lm_OSX.vtk" "/Users/jonieva/Projects/CIP-build/CIP-build/CommandLineTools/Testing/Output/GenerateModel_Test_simple_lm.vtk" "ModuleEntryPoint" "-i" "/Users/jonieva/Projects/CIP/Testing/Data/Input/simple_lm.nrrd" "-l" "2" "-o" "/Users/jonieva/Projects/CIP-build/CIP-build/CommandLineTools/Testing/Output/GenerateModel_Test_simple_lm_OSX.vtk"

Reading mask...
Running marching cubes...
Smoothing model...
Decimating model...
Writing model...
DONE.
ERROR: In /Users/jonieva/Projects/CIP-build/VTKv8/IO/Legacy/vtkDataReader.cxx, line 436
vtkPolyDataReader (0x7f946a574f40): Unable to open file: /Users/jonieva/Projects/CIP-build/CIP-build/CommandLineTools/Testing/Output/GenerateModel_Test_simple_lm.vtk

Test and baseline have different number of points (0 vs 27)