Less sensitive error detection in build logs (#8278)
Less sensitive error detection in build logs (#8278)

* Less sensitive error detection in build logs
* Fix test_log_parser unit test

matthiasdiener/spack,iulian787/spack,krafczyk/spack,krafczyk/spack,krafczyk/spack,tmerrick1/spack,krafczyk/spack,LLNL/spack,tmerrick1/spack,iulian787/spack,matthiasdiener/spack,mfherbst/spack,iulian787/spack,iulian787/spack,krafczyk/spack,tmerrick1/spack,mfherbst/spack,mfherbst/spack,LLNL/spack,tmerrick1/spack,LLNL/spack,matthiasdiener/spack,LLNL/spack,matthiasdiener/spack,matthiasdiener/spack,tmerrick1/spack,mfherbst/spack,LLNL/spack,mfherbst/spack,iulian787/spack