Parent Log: http://ci.aztec-labs.com/bbd24c41c3ef4011 Command: 5e456509c4335308 yarn-project/scripts/run_test.sh stdlib/src/tx/block_header.test.ts Commit: https://github.com/AztecProtocol/aztec-packages/commit/1b10c7d500621ca2e4c0db764df67f3085beb282 Env: REF_NAME=gh-readonly-queue/next/pr-15229-99e234fe4473771b32124e0402885610a6a3f98a CURRENT_VERSION=0.87.6 CI_FULL=0 Date: Tue Jun 24 10:07:45 UTC 2025 System: ARCH=arm64 CPUS=64 MEM=247Gi HOSTNAME=pr-15229_arm64_a1-fast Resources: CPU_LIST=0-63 CPUS=2 MEM=8g TIMEOUT=600s History: http://ci.aztec-labs.com/list/history_df0bfa57506d844b_next 10:07:47 PASS src/tx/block_header.test.ts 10:07:47 BlockHeader 10:07:47 ✓ serializes to buffer and deserializes it back (4 ms) 10:07:47 ✓ serializes to field array and deserializes it back (2 ms) 10:07:47 ✓ computes hash (174 ms) 10:07:47 ✓ number of fields matches constant (1 ms) 10:07:47 ✓ computes empty hash (2 ms) 10:07:47 10:07:47 Test Suites: 1 passed, 1 total 10:07:47 Tests: 5 passed, 5 total 10:07:47 Snapshots: 2 passed, 2 total 10:07:47 Time: 1.327 s 10:07:47 Ran all test suites matching stdlib/src/tx/block_header.test.ts. 10:07:47 Force exiting Jest: Have you considered using `--detectOpenHandles` to detect async operations that kept running after all tests finished?