this derivation will be built:
  /nix/store/yknkn65qpv15c5iahz8c29kdazp1fzm2-python3.14-nixbot-tests.drv
Failed to find a machine for remote build!
derivation: yknkn65qpv15c5iahz8c29kdazp1fzm2-python3.14-nixbot-tests.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/yknkn65qpv15c5iahz8c29kdazp1fzm2-python3.14-nixbot-tests.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/bsqgiravy19l2n0x49wvh5nm7qcxpjby-python3.14-nixbot-tests
         /nix/store/ix3c73i72lgwsbdjpn939dpi7gpx61v4-python3.14-nixbot-tests-dist
       Last 25 log lines:
       >             )
       >         )
       >         await eval_runner.started.wait()
       >         build2 = await orchestrator.handle_change_event(
       >             ChangeEvent(repo=project, branch="main", commit_sha=sha, pr_number=4)
       >         )
       >         assert build2 is not None
       >         orchestrator.cancel_events[build2.id_].set()
       >         await task1
       >         cancelled_evals = [e for e in reporter.events if e[0] == "eval-cancelled"]
       >         assert len(cancelled_evals) == 2
       >         finished = [e for e in reporter.events if e[0] == "finished"]
       > >       assert len(finished) == 2
       > E       AssertionError: assert 1 == 2
       > E        +  where 1 = len([('finished', 69, 'cancelled', 0)])
       >
       > nixbot/tests/test_orchestrator.py:2403: AssertionError
       > =========================== short test summary info ============================
       > FAILED nixbot/tests/test_flake_prefetch.py::test_prefetch_integration - nixbo...
       > FAILED nixbot/tests/test_pipeline.py::test_full_pipeline - nixbot.nix_eval.Ev...
       > FAILED nixbot/tests/test_pipeline.py::test_cached_skip_on_second_run - Assert...
       > FAILED nixbot/tests/test_orchestrator.py::test_inflight_share_fans_out_final_status
       > FAILED nixbot/tests/test_orchestrator.py::test_linked_context_reported_on_eval_failure
       > FAILED nixbot/tests/test_orchestrator.py::test_cancel_during_eval_resolves_linked_eval_contexts
       > ================== 6 failed, 827 passed, 12 skipped in 31.83s ==================
       For full logs, run:
         nix log /nix/store/yknkn65qpv15c5iahz8c29kdazp1fzm2-python3.14-nixbot-tests.drv