this derivation will be built:
  /nix/store/a83q5dh632ib40njizmdx59ah3hcasb4-harmonia-llvm-cov-3.2.0.drv
error: Cannot build '/nix/store/a83q5dh632ib40njizmdx59ah3hcasb4-harmonia-llvm-cov-3.2.0.drv'.
       Reason: builder failed with exit code 100.
       Output paths:
         /nix/store/f5bcnrlmgvia6lymkf4kzkjv23pnh63s-harmonia-llvm-cov-3.2.0
       Last 25 log lines:
       >         FAIL [   3.009s] (2313/2376) harmonia-store-gc::integration gc_empty_store_is_noop
       >         FAIL [   3.016s] (2314/2376) harmonia-store-gc::integration gc_deletes_readonly_paths
       >         FAIL [   2.970s] (2315/2376) harmonia-store-gc::integration gc_removes_stale_temp_roots_file
       >         FAIL [   3.054s] (2316/2376) harmonia-store-gc::integration gc_keeps_deriver_of_alive_path
       >         FAIL [   3.067s] (2317/2376) harmonia-store-gc::integration gc_keeps_ca_deriver_via_deriver_field_not_build_trace
       >         FAIL [   3.059s] (2318/2376) harmonia-store-gc::integration gc_keeps_runtime_roots_from_open_fd
       >         FAIL [   3.080s] (2319/2376) harmonia-store-gc::integration gc_keeps_unknown_path_registered_after_snapshot
       >         FAIL [   3.058s] (2320/2376) harmonia-store-gc::integration gc_store_dir_trailing_slash_is_normalized
       >         FAIL [   3.113s] (2321/2376) harmonia-store-gc::integration gc_drops_partial_temp_root
       >         FAIL [   3.063s] (2322/2376) harmonia-store-gc::integration gc_socket_root_mid_gc_keeps_path_and_deletes_rest
       >         FAIL [   3.093s] (2323/2376) harmonia-store-gc::integration gc_removes_reserved_space_file_and_creates_private_lock
       >         FAIL [   3.091s] (2324/2376) harmonia-store-gc::integration gc_removes_unlocked_tmp_dir
       >         FAIL [   3.077s] (2326/2376) harmonia-store-gc::integration gc_socket_serves_before_graph_load_and_keeps_early_roots
       >         FAIL [   3.160s] (2327/2376) harmonia-store-gc::integration gc_deletes_unreferenced_paths
       >         FAIL [   3.122s] (2328/2376) harmonia-store-gc::integration gc_removes_dangling_auto_root
       >         FAIL [   3.136s] (2329/2376) harmonia-store-gc::integration gc_max_freed_batches_by_estimated_size
       >         FAIL [   3.164s] (2330/2376) harmonia-store-gc::integration gc_keeps_indirect_auto_root
       >         FAIL [   3.201s] (2331/2376) harmonia-store-gc::integration gc_keeps_ca_outputs_of_alive_drv
       >         FAIL [   3.256s] (2332/2376) harmonia-store-gc::integration gc_rebases_canonical_runtime_roots_to_logical_store
       >         FAIL [   3.358s] (2333/2376) harmonia-store-gc::integration gc_max_freed_referrer_never_outlives_reference
       >         FAIL [   3.807s] (2335/2376) harmonia-store-gc::integration gc_keep_recent_pins_recently_registered
       >         FAIL [   4.045s] (2336/2376) harmonia-store-gc::integration gc_deletes_drv_when_output_deriver_is_unset
       >         FAIL [   4.729s] (2338/2376) harmonia-store-gc::integration gc_deletes_non_utf8_store_entry
       > warning: 27/2376 tests were not run due to test failure (run with --no-fail-fast to run all tests, or run with --max-fail)
       > error: test run failed
       For full logs, run:
         nix log /nix/store/a83q5dh632ib40njizmdx59ah3hcasb4-harmonia-llvm-cov-3.2.0.drv