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Testing issue: py-elephant (G100)

Summary
Summary Spack package test failure
Package info py-elephant
System Galileo100
Related

Steps to reproduce the issue

$ spack spack install --test root py-elephant

Error message

The test error message (first 1000 lines) is the following:

Error message

==> Installing py-elephant-0.12.0-ypikuhsxmutspl2u76ktg6t3ivvdwjqp
==> No binary for py-elephant-0.12.0-ypikuhsxmutspl2u76ktg6t3ivvdwjqp found: installing from source
==> Using cached archive: /g100_work/icei_devel/emathiou/spack-0.18.1/cache/_source-cache/archive/81/81f8d668f92d8688344bb7a9c5abaa8438d824560c935a411e6e36ddf7dc7c72.tar.gz
==> No patches needed for py-elephant
==> py-elephant: Executing phase: 'install'
==> Error: ProcessError: Command exited with status 1:
    '/g100_work/icei_devel/dmolina1/spack-0.18.1/ebrains-23.02_install/linux-centos8-cascadelake/gcc-10.2.0/py-pytest-6.2.5-uzau7beqc7aovfgkpad5or7nb2srovfx/bin/pytest'
52 errors found in build log:
486    E           Mismatched elements: 138 / 1051 (13.1%)
487    E           Max absolute difference: 1.33781874e-14
488    E           Max relative difference: 1.19137161e-11
489    E            x: array([     nan, 0.470965, 0.566099, ..., 0.108376, 0.069116,      nan])
490    E            y: array([     nan, 0.470965, 0.566099, ..., 0.108376, 0.069116,      nan])
491


492    elephant/test/test_phase_analysis.py:497: AssertionError
493    =============================== warnings summary ===============================
...
759    =========================== short test summary info ============================
760    FAILED elephant/test/test_phase_analysis.py::WeightedPhaseLagIndexTestCase::test_WPLI_ground_truth_consistency_real_LFP_dataset
761    ===== 1 failed, 695 passed, 2 skipped, 81629 warnings in 274.32s (0:04:34) =====


See build log for details:
/scratch_local/emathiou/spack-stage-py-elephant-0.12.0-ypikuhsxmutspl2u76ktg6t3ivvdwjqp/spack-build-out.txt

Information on your system

$ spack debug report
* **Spack:** 0.18.1 (57226fd1f4c6bc8c55fe0bfde9450a326e957f0d)
* **Python:** 3.6.8
* **Platform:** linux-centos8-cascadelake
* **Concretizer:** clingo

Additional information