Parent Log: http://ci.aztec-labs.com/1ad07270fdfb8297 Command: 2dbc0f6449ec2b2d yarn-project/scripts/run_test.sh stdlib/src/tx/block_header.test.ts Commit: https://github.com/AztecProtocol/aztec-packages/commit/7edf16da6c056f9499e2dfd9c71fb9b7580f9bfc Env: REF_NAME=gh-readonly-queue/next/pr-15215-1b10c7d500621ca2e4c0db764df67f3085beb282 CURRENT_VERSION=0.87.6 CI_FULL=0 Date: Tue Jun 24 10:21:13 UTC 2025 System: ARCH=arm64 CPUS=64 MEM=247Gi HOSTNAME=pr-15215_arm64_a1-fast Resources: CPU_LIST=0-63 CPUS=2 MEM=8g TIMEOUT=600s History: http://ci.aztec-labs.com/list/history_df0bfa57506d844b_next 10:21:15 PASS src/tx/block_header.test.ts 10:21:15 BlockHeader 10:21:15 ✓ serializes to buffer and deserializes it back (4 ms) 10:21:15 ✓ serializes to field array and deserializes it back (2 ms) 10:21:15 ✓ computes hash (173 ms) 10:21:15 ✓ number of fields matches constant (1 ms) 10:21:15 ✓ computes empty hash (2 ms) 10:21:15 10:21:15 Test Suites: 1 passed, 1 total 10:21:15 Tests: 5 passed, 5 total 10:21:15 Snapshots: 2 passed, 2 total 10:21:15 Time: 1.355 s 10:21:15 Ran all test suites matching stdlib/src/tx/block_header.test.ts. 10:21:15 Force exiting Jest: Have you considered using `--detectOpenHandles` to detect async operations that kept running after all tests finished?