Parent Log: http://ci.aztec-labs.com/2b56645baef79928 Command: f643ae060f517c84 yarn-project/scripts/run_test.sh stdlib/src/tx/block_header.test.ts Commit: https://github.com/AztecProtocol/aztec-packages/commit/4daeccc4dab245cefb82235b08b6d4fd3b09160e Env: REF_NAME=next CURRENT_VERSION=0.87.6 CI_FULL=0 Date: Fri Jun 20 23:00:30 UTC 2025 System: ARCH=amd64 CPUS=128 MEM=493Gi HOSTNAME=next_amd64 Resources: CPU_LIST=0-127 CPUS=2 MEM=8g TIMEOUT=600s History: http://ci.aztec-labs.com/list/history_df0bfa57506d844b_staging 23:00:33 PASS src/tx/block_header.test.ts 23:00:33 BlockHeader 23:00:33 ✓ serializes to buffer and deserializes it back (5 ms) 23:00:33 ✓ serializes to field array and deserializes it back (2 ms) 23:00:33 ✓ computes hash (267 ms) 23:00:33 ✓ number of fields matches constant (2 ms) 23:00:33 ✓ computes empty hash (4 ms) 23:00:33 23:00:33 Test Suites: 1 passed, 1 total 23:00:33 Tests: 5 passed, 5 total 23:00:33 Snapshots: 2 passed, 2 total 23:00:33 Time: 1.741 s 23:00:33 Ran all test suites matching stdlib/src/tx/block_header.test.ts. 23:00:33 Force exiting Jest: Have you considered using `--detectOpenHandles` to detect async operations that kept running after all tests finished?