test_func_comparison_mpi[2-MPIPyOpenCLArrayContext] subprocess.CalledProcessError: Command '['mpiexec', '-np', '2', '-x', 'RUN_WITHIN_MPI=1', '-x', 'INVOCATION_INFO=gASViAAAAAAAAACMFnRlc3RfbXBpX2NvbW11bmljYXRpb26UjDJfdGVzdF9mdW5jX2NvbXBhcmlzb25fbXBpX2NvbW11bmljYXRpb25fZW50cnlwb2ludJSTlIwUZ3J1ZGdlLmFycmF5X2NvbnRleHSUjBdNUElQeU9wZW5DTEFycmF5Q29udGV4dJSTlIWUhpQu', '/home/runner/work/grudge/grudge/.conda-root/envs/testing/bin/python3', '-m', 'mpi4py', '/home/runner/work/grudge/grudge/test/test_mpi_communication.py']' returned non-zero exit status 1.

test_mpi_wave_op[2-MPIPyOpenCLArrayContext] subprocess.CalledProcessError: Command '['mpiexec', '-np', '2', '-x', 'RUN_WITHIN_MPI=1', '-x', 'INVOCATION_INFO=gASVcgAAAAAAAACMFnRlc3RfbXBpX2NvbW11bmljYXRpb26UjBxfdGVzdF9tcGlfd2F2ZV9vcF9lbnRyeXBvaW50lJOUjBRncnVkZ2UuYXJyYXlfY29udGV4dJSMF01QSVB5T3BlbkNMQXJyYXlDb250ZXh0lJOUhZSGlC4=', '/home/runner/work/grudge/grudge/.conda-root/envs/testing/bin/python3', '-m', 'mpi4py', '/home/runner/work/grudge/grudge/test/test_mpi_communication.py']' returned non-zero exit status 1.