this derivation will be built:
  /nix/store/lp494i549bivxwg8b5h0qfnz2ap2qf4w-harmonia-llvm-cov-3.2.0.drv
Failed to find a machine for remote build!
derivation: lp494i549bivxwg8b5h0qfnz2ap2qf4w-harmonia-llvm-cov-3.2.0.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])
error: Cannot build '/nix/store/lp494i549bivxwg8b5h0qfnz2ap2qf4w-harmonia-llvm-cov-3.2.0.drv'.
       Reason: builder failed with exit code 100.
       Output paths:
         /nix/store/b0y1r6b795qsalqdk90d4galxg4i7vyl-harmonia-llvm-cov-3.2.0
       Last 25 log lines:
       >         PASS [   9.691s] (2242/2375) harmonia-file-nar archive::restorer::proptests::proptest_restore_dump
       >         PASS [  19.119s] (2243/2375) harmonia-store-gc::integration gc_vacuums_db_after_mass_deletion
       >         PASS [  25.574s] (2244/2375) harmonia-cache::retry test_download_retry_over_flaky_connection
       >         PASS [  47.271s] (2245/2375) harmonia-protocol wire_roundtrip::roundtrip_query_missing_result
       > ────────────
       >      Summary [  47.974s] 2245/2375 tests run: 2228 passed (26 leaky), 17 failed, 0 skipped
       >         FAIL [   1.110s] (2097/2375) harmonia-store-gc profiles::tests::remove_old_generations_recurses_and_skips_non_link_targets
       >         FAIL [   1.368s] (2191/2375) harmonia-store-gc::integration gc_keeps_deriver_of_alive_path
       >         FAIL [   1.372s] (2192/2375) harmonia-store-gc::integration gc_deletes_readonly_paths
       >         FAIL [   1.451s] (2194/2375) harmonia-store-gc::integration gc_max_freed_referrer_never_outlives_reference
       >         FAIL [   1.494s] (2195/2375) harmonia-store-gc::integration gc_scans_roots_despite_unfollowable_indirect_target
       >         FAIL [   1.502s] (2196/2375) harmonia-store-gc::integration gc_empty_store_is_noop
       >         FAIL [   1.556s] (2197/2375) harmonia-store-gc::integration gc_removes_reserved_space_file_and_creates_private_lock
       >         FAIL [   1.687s] (2199/2375) harmonia-store-gc::integration gc_keeps_transitive_closure
       >         FAIL [   1.903s] (2200/2375) harmonia-store-gc::integration gc_socket_serves_before_graph_load_and_keeps_early_roots
       >         FAIL [   1.903s] (2201/2375) harmonia-store-gc::integration gc_rebases_canonical_runtime_roots_to_logical_store
       >         FAIL [   2.015s] (2203/2375) harmonia-store-gc::integration gc_keeps_ca_output_via_build_trace
       >         FAIL [   2.026s] (2204/2375) harmonia-store-gc::integration gc_skips_locked_tmp_dir
       >         FAIL [   2.084s] (2206/2375) harmonia-store-gc::integration gc_does_not_hang_on_tmp_fifo
       >         FAIL [   2.189s] (2210/2375) harmonia-store-gc::integration gc_runtime_roots_validated_against_db
       >         FAIL [   2.208s] (2211/2375) harmonia-store-gc::integration gc_removes_stale_temp_roots_file
       >         FAIL [   2.446s] (2214/2375) harmonia-store-gc::integration gc_deletes_non_utf8_store_entry
       >         FAIL [   2.506s] (2215/2375) harmonia-store-gc::integration gc_keeps_unknown_path_registered_after_snapshot
       > warning: 130/2375 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/lp494i549bivxwg8b5h0qfnz2ap2qf4w-harmonia-llvm-cov-3.2.0.drv