Investigate race-y tests #651
Description
- Leaks sometimes found by Update
check_leaks#610 (it has links: https://github.com/iree-org/wave/actions/runs/20436182522/job/58717905670?pr=621, https://github.com/iree-org/wave/actions/runs/20440417946/job/58731819935?pr=617) though not the local repros. assert_closereports an error with 0.000 absolute and relative errors.- wrong results appear with increased parallelism https://github.com/iree-org/wave/actions/runs/20577373845/job/59097352022?pr=650