these 13 derivations will be built:
  /nix/store/fwry38isvfkahlk8igvykkrwxvcsfcpb-unit-dagster-daemon.service.drv
  /nix/store/midfgh7ggvl4gsa66d3aw0zsvwkiigdc-unit-dagster-webserver.service.drv
  /nix/store/v004qv7nix7sh65hyx72ciwi4318pkig-unit-dagster-code-hello.service.drv
  /nix/store/d48hj1vk1hxvgw2glj3v3nyxyj6af6r6-system-units.drv
  /nix/store/91bp290qaxv8rlvl9kinagvrhd58kzij-etc.drv
  /nix/store/ny3r73pzvg10bcn6l5bd5kqml58pmw5f-activate.drv
  /nix/store/w3kqhrrfcs25d6r3gk7pic72khiskldn-nixos-system-full-test.drv
  /nix/store/80wa9x3c932zr342yrz42r0gimj3sgwv-closure-info.drv
  /nix/store/d2nq8zdcy95c0mcm64pa40hpzfzhql73-run-nixos-vm.drv
  /nix/store/c7vah9a67pni2ib6rdll0iha0wbb6bfs-nixos-vm.drv
  /nix/store/i3w5vk4famma7v6sxzs2gk0yz7q8am70-driverConfiguration.json.drv
  /nix/store/c90vf63mz07vdwkgb2bf322zbj0rip43-nixos-test-driver-dagster.drv
  /nix/store/lxp2svsmy1q9jgcvj1glgclpnwgirp80-vm-test-run-dagster.drv
error: Cannot build '/nix/store/lxp2svsmy1q9jgcvj1glgclpnwgirp80-vm-test-run-dagster.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/5q7dxm745h4ddg774n7r612szlbgj2aw-vm-test-run-dagster
       Last 25 log lines:
       > full # [  912.371284] dagster-webserver[5831]:     return next(self.gen)
       > full # [  912.372117] dagster-webserver[5831]:   File "/nix/store/hwmyqfa95sngx5zvq21z1cb7j2drbikp-dagster-env/lib/python3.13/site-packages/dagster/_cli/utils.py", line 107, in get_possibly_temporary_instance_for_cli
       > full # [  912.372868] dagster-webserver[5831]:     with DagsterInstance.get() as instance:
       > full # [  912.374139] dagster-webserver[5831]:          ~~~~~~~~~~~~~~~~~~~^^
       > full # [  912.374837] dagster-webserver[5831]:   File "/nix/store/hwmyqfa95sngx5zvq21z1cb7j2drbikp-dagster-env/lib/python3.13/site-packages/dagster/_core/instance/instance.py", line 275, in get
       > full # [  912.375666] dagster-webserver[5831]:     return create_instance_from_dagster_home()
       > full # [  912.383103] dagster-webserver[5831]:   File "/nix/store/hwmyqfa95sngx5zvq21z1cb7j2drbikp-dagster-env/lib/python3.13/site-packages/dagster/_core/instance/factory.py", line 98, in create_instance_from_dagster_home
       > full # [  912.384178] dagster-webserver[5831]:     return create_instance_from_config(dagster_home_path)
       > !!! Traceback (most recent call last):
       > !!!   File "<string>", line 18, in <module>
       > !!!     full.wait_for_open_port(3000)
       > !!! 
       > !!! RequestedAssertionFailed: action timed out after 900.34 seconds (timeout=900.0)
       > cleanup
       > kill QemuMachine (pid 48)
       > full # [  912.384736] dagster-webserver[5831]:   File "/nix/store/hwmyqfa95sngx5zvq21z1cb7j2drbikp-dagster-env/lib/python3.qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/d64q19q1xjdwfhqx6czvrjgrhq0n3lcc-python3-3.14.7/bin/python3.14)
       > full # 1[2026-09-24T21:32:58Z INFO  virtiofsd] Client disconnected, shutting down
       > full # [2026-09-24T21:32:58Z INFO  virtiofsd] Client disconnected, shutting down
       > full # [2026-09-24T21:32:58Z INFO  virtiofsd] Client disconnected, shutting down
       > kill QemuMachine (pid 47)
       > worker # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/d64q19q1xjdwfhqx6czvrjgrhq0n3lcc-python3-3.14.7/bin/python3.14)
       > worker # [2026-09-24T21:32:58Z INFO  virtiofsd] Client disconnected, shutting down
       > worker # [2026-09-24T21:32:58Z INFO  virtiofsd] Client disconnected, shutting down
       > worker # [2026-09-24T21:32:58Z INFO  virtiofsd] Client disconnected, shutting down
       > (finished: cleanup, in 0.34 seconds)
       For full logs, run:
         nix log /nix/store/lxp2svsmy1q9jgcvj1glgclpnwgirp80-vm-test-run-dagster.drv