Parent Log: http://ci.aztec-labs.com/be516e64aa730e93 Command: a1fcfb018e125472 yarn-project/scripts/run_test.sh stdlib/src/tx/block_header.test.ts Commit: https://github.com/AztecProtocol/aztec-packages/commit/308037ad9b1489540aedbb57a9dac3d71282010e Env: REF_NAME=gh-readonly-queue/next/pr-15152-cb89edc02f7d386e48ee81660565d91895a3464b CURRENT_VERSION=0.87.6 CI_FULL=1 Date: Fri Jun 20 12:40:32 UTC 2025 System: ARCH=amd64 CPUS=128 MEM=493Gi HOSTNAME=pr-15152_amd64_x1-full Resources: CPU_LIST=0-127 CPUS=2 MEM=8g TIMEOUT=600s History: http://ci.aztec-labs.com/list/history_df0bfa57506d844b_next 12:40:35 PASS src/tx/block_header.test.ts 12:40:35 BlockHeader 12:40:35 ✓ serializes to buffer and deserializes it back (7 ms) 12:40:35 ✓ serializes to field array and deserializes it back (3 ms) 12:40:35 ✓ computes hash (252 ms) 12:40:35 ✓ number of fields matches constant (1 ms) 12:40:35 ✓ computes empty hash (2 ms) 12:40:35 12:40:35 Test Suites: 1 passed, 1 total 12:40:35 Tests: 5 passed, 5 total 12:40:35 Snapshots: 2 passed, 2 total 12:40:35 Time: 1.895 s 12:40:35 Ran all test suites matching stdlib/src/tx/block_header.test.ts. 12:40:35 Force exiting Jest: Have you considered using `--detectOpenHandles` to detect async operations that kept running after all tests finished?