Lots of test failed on CentOS7

[hsiaoyi0504]

Lots of tests failed on CentOS7 when conda build rdkit

The following tests FAILED:
          3 - pyAvalonTools (Failed)
          9 - pyBV (Failed)
         10 - pyDiscreteValueVect (Failed)
         18 - pyAlignment (Failed)
         22 - pyForceFieldConstraints (Failed)
         24 - pyDistGeom (Failed)
         37 - pyDepictor (Failed)
         42 - testMolWriter (SEGFAULT)
         50 - pyChemReactions (Failed)
         51 - pyChemReactionEnumerations (Failed)
         52 - pyChemReactionSanitize (Failed)
         57 - pyFilterCatalog (Failed)
         59 - pyFragCatalog (Failed)
         63 - pyMolDescriptors (Failed)
         66 - pyPartialCharges (Failed)
         68 - pyMolTransforms (Failed)
         72 - pyForceFieldHelpers (Failed)
         74 - pyDistGeom (Failed)
         76 - pyMolAlign (Failed)
         78 - pyChemicalFeatures (Failed)
         80 - pyShapeHelpers (Failed)
         82 - pyMolCatalog (Failed)
         84 - pyMolDraw2D (Failed)
         86 - pyFMCS (Failed)
         89 - pyMolHash (Failed)
         91 - pyMMPA (Failed)
         93 - pyStructChecker (Failed)
         95 - pyReducedGraphs (Failed)
         98 - pySLNParse (Failed)
         99 - pyGraphMolWrap (Failed)
        100 - pyTestConformerWrap (Failed)
        101 - pyTestTrajectory (Failed)
        102 - pyTestThreads (Failed)
        105 - pyMatCalc (Failed)
        106 - pySimDivPickers (Failed)
        107 - pyRanker (Failed)
        109 - pyFeatures (Failed)
        110 - pythonTestDbCLI (Failed)
        111 - pythonTestDirML (Failed)
        112 - pythonTestDirDataStructs (Failed)
        114 - pythonTestDirSimDivFilters (Failed)
        115 - pythonTestDirVLib (Failed)
        116 - pythonTestDirChem (Failed)
Errors while running CTest
Command failed: /bin/bash -x -e /home/guest/guest12/anaconda2/conda-bld/rdkit_1481389733299/work/conda_build.sh