this derivation will be built:
  /nix/store/cv62c0y0dp5gny3p2dkspky8fr6dscp7-pg-upgrade-start-guard-test.drv
building '/nix/store/cv62c0y0dp5gny3p2dkspky8fr6dscp7-pg-upgrade-start-guard-test.drv'
pg-upgrade-start-guard-test> PASS: test_dropin
pg-upgrade-start-guard-test> PASS: test_no_block_reset
pg-upgrade-start-guard-test> PASS: test_block_reload_failure
pg-upgrade-start-guard-test> PASS: test_unblock_reload_retry
pg-upgrade-start-guard-test> PASS: test_owned_pid
pg-upgrade-start-guard-test> PASS: test_foreign_pid
pg-upgrade-start-guard-test> PASS: test_watcher_existing_pid
pg-upgrade-start-guard-test> PASS: test_watcher_no_pg_upgrade
pg-upgrade-start-guard-test> PASS: test_watcher_still_polling
pg-upgrade-start-guard-test> PASS: test_unblock_removes_lock_tmp
pg-upgrade-start-guard-test> PASS: test_watcher_abandoned
pg-upgrade-start-guard-test> PASS: test_active_source
pg-upgrade-start-guard-test> PASS: test_start_guard
pg-upgrade-start-guard-test> PASS: test_dropin_expiry
pg-upgrade-start-guard-test> PASS: test_exit_cleanup