this derivation will be built:
  /nix/store/jzqfiq980d2d35yxs9r9nvpqlim992a3-harmonia-llvm-cov-3.3.0.drv
error: Cannot build '/nix/store/jzqfiq980d2d35yxs9r9nvpqlim992a3-harmonia-llvm-cov-3.3.0.drv'.
       Reason: builder failed with exit code 100.
       Output paths:
         /nix/store/c9igl51pnb0pmi8dcrkr0rdakv9gr4b1-harmonia-llvm-cov-3.3.0
       Last 25 log lines:
       >         PASS [   1.375s] (2274/2517) harmonia-store-gc::integration gc_keeps_runtime_roots_from_environ
       >         PASS [   1.378s] (2275/2517) harmonia-store-gc::integration gc_keeps_temp_root_not_yet_in_db
       >         PASS [   1.383s] (2276/2517) harmonia-store-gc::integration gc_handles_self_references
       >         PASS [   1.401s] (2277/2517) harmonia-store-gc::integration gc_skips_locked_tmp_dir
       >         PASS [   1.427s] (2278/2517) harmonia-store-gc::integration gc_removes_reserved_space_file_and_creates_private_lock
       >         PASS [   1.438s] (2279/2517) harmonia-store-gc::integration gc_ignores_invalid_store_basenames
       >         PASS [   1.438s] (2280/2517) harmonia-store-gc::integration gc_rebases_canonical_runtime_roots_to_logical_store
       >         PASS [   1.448s] (2281/2517) harmonia-store-gc::integration gc_does_not_hang_on_tmp_fifo
       >         PASS [   1.449s] (2282/2517) harmonia-store-gc::integration gc_deletes_drv_when_output_deriver_is_unset
       >         PASS [   1.449s] (2283/2517) harmonia-store-gc::integration gc_keeps_ca_deriver_via_deriver_field_not_build_trace
       >         PASS [   1.451s] (2284/2517) harmonia-store-gc::integration gc_max_freed_batches_by_estimated_size
       >         PASS [   1.454s] (2285/2517) harmonia-store-gc::integration gc_socket_serves_before_graph_load_and_keeps_early_roots
       >         PASS [   1.499s] (2286/2517) harmonia-store-gc::integration gc_cleans_unused_links_only_when_not_dry_run
       >         PASS [   1.827s] (2287/2517) harmonia-file-nar archive::parser::unittests::proptest_parse_stream
       >         PASS [   1.970s] (2288/2517) harmonia-store-aterm input_address::tests::hash_derivation_varies
       >         PASS [   2.772s] (2289/2517) harmonia-file-nar archive::restorer::proptests::proptest_restore_dump
       >         PASS [   3.055s] (2290/2517) harmonia-protocol ser::mock::proptests::proptest_mock
       >         PASS [  11.544s] (2291/2517) harmonia-store-gc::integration gc_vacuums_db_after_mass_deletion
       >         PASS [  12.165s] (2292/2517) harmonia-protocol wire_roundtrip::roundtrip_query_missing_result
       >         PASS [  25.590s] (2293/2517) harmonia-cache::retry test_download_retry_over_flaky_connection
       > ────────────
       >      Summary [  25.592s] 2293/2517 tests run: 2292 passed, 1 failed, 0 skipped
       >         FAIL [   0.011s] (1910/2517) harmonia-store-aterm::upstream_drv drv_parse_error::case_1_bad_version
       > warning: 224/2517 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/jzqfiq980d2d35yxs9r9nvpqlim992a3-harmonia-llvm-cov-3.3.0.drv