these 34 derivations will be built:
  /nix/store/d5zhs6arwl5hg9sx4n2ljhc07qbykvym-unit-nix-grpc-daemon.service.drv
  /nix/store/426ch4w6v84g48w2qr6ar1x63fk66fb3-system-units.drv
  /nix/store/5zqwj9inpgzp61p8csbmw3mhyl8cpa5w-etc.drv
  /nix/store/9flq55b2pyqyfcaaw9x0vs02lqcwn827-activate.drv
  /nix/store/644ld853cb8fpyr5vdlbf469vwlnl70k-unit-nix-grpc-daemon.service.drv
  /nix/store/2rw7yf1syhs0z03gzqlrcq1jwhy1kkwx-system-units.drv
  /nix/store/i10cclihfs7rapk3j4a76vd5ly0z30jg-etc.drv
  /nix/store/3vvza0yawldwcspmb3r7cvifg851s49q-activate.drv
  /nix/store/jg9q71lzlf29xa724fqmjgrcjz6081h5-nixos-system-worker2-test.drv
  /nix/store/lqxfp3l9cmlsx3w9fa1hkqbdmiz2ybz6-nixos-system-worker2-test.drv
  /nix/store/0x659x2ihgz1p0fjvrxw6686vsilysbw-closure-info.drv
  /nix/store/x2yip1hjz3p9pxrfd2f4dlh116sjyl9z-unit-niks3-gc.service.drv
  /nix/store/czl8d4ff7ahl2ywawyndcarv535cj0z3-niks3-server-1.4.0.drv
  /nix/store/z2zdplg5l96gnn5dpwwxn2b1bfy8jv93-unit-niks3.service.drv
  /nix/store/1sm5cywp0a96989xlk6k4qci8bwmw81v-system-units.drv
  /nix/store/ag7kxdic8q92z44lk59hk8n2hhn7c314-etc.drv
  /nix/store/jb96yvc011l45fg7pd1rsg5bm117yf0l-activate.drv
  /nix/store/wz3ky92qga08cy2a16xqdqqabwz1a35f-nixos-system-lb-test.drv
  /nix/store/2f57vlxf58hpvwycx1lv7qy92fl178qc-closure-info.drv
  /nix/store/fh33ms30bd0rna6qxyga29hdf5apf43y-unit-nix-grpc-daemon.service.drv
  /nix/store/b7j9r5va6bdh8y550sygw99z99dmz98d-system-units.drv
  /nix/store/949d3ckf44yjflx0cslhwj9jd8z1zc80-etc.drv
  /nix/store/85sh2lhxmmwczg1d93ffdj34hzfjkjl3-activate.drv
  /nix/store/g1a3lzyvb0rxvryz12d6f0vb1sg6l17i-nixos-system-worker1-test.drv
  /nix/store/wayjf6hnmvpxcr4frwmf197byrzva14l-closure-info.drv
  /nix/store/mgf1fznhwd0zafd9y2rm23mb22bm56x4-run-nixos-vm.drv
  /nix/store/619b8yd5cvyyyr8h3652plxa2zsn69l3-nixos-vm.drv
  /nix/store/alk73p703wnj087ry2wjdlgrgppr4wsa-run-nixos-vm.drv
  /nix/store/gpn7vz283bb3ddfnszvrg3lmcr362l7b-nixos-vm.drv
  /nix/store/ap4avz34bgflasjwc9bbnkcw6maw3g0k-run-nixos-vm.drv
  /nix/store/p0hnkfvicyzjxmbh3prh6jcgxxilhb22-nixos-vm.drv
  /nix/store/3apncc670f3r08h6wwsjs6p2yzxiaffx-driverConfiguration.json.drv
  /nix/store/nb5x3c1rs1ghh58h3diwaik8nz7xy15f-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/2rfxx88aszwi9r3pahpq628r440zyxc3-vm-test-run-nix-grpc-farm.drv
Failed to find a machine for remote build!
derivation: czl8d4ff7ahl2ywawyndcarv535cj0z3-niks3-server-1.4.0.drv
required (system, features): (aarch64-linux, [])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])
Failed to find a machine for remote build!
derivation: 2rfxx88aszwi9r3pahpq628r440zyxc3-vm-test-run-nix-grpc-farm.drv
required (system, features): (aarch64-linux, [kvm, nixos-test])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])
error: Cannot build '/nix/store/2rfxx88aszwi9r3pahpq628r440zyxc3-vm-test-run-nix-grpc-farm.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/rbwwv7mwfnfnwpfhzg5vm7qivvdzxmvy-vm-test-run-nix-grpc-farm
       Last 25 log lines:
       >     worker1:  ssh -o User=root vsock-mux//build/tmpdlw4lhf2/worker1_host.socket
       >     worker2:  ssh -o User=root vsock-mux//build/tmpdlw4lhf2/worker2_host.socket
       > additionally exposed symbols:
       >     client, lb, worker1, worker2,
       >     vlan1,
       >     start_all, test_script, machines, machines_qemu, machines_nspawn, vlans, driver, log, os, create_machine, subtest, run_tests, join_all, retry, serial_stdout_off, serial_stdout_on, polling_condition, BaseMachine, QemuMachine, NspawnMachine, t, debug, dump_machine_ssh
       > Traceback (most recent call last):
       >   File "/nix/store/8jd7437maa67c2lshz41ajlc2wfp49j5-nixos-test-driver-1.1/bin/.nixos-test-driver-wrapped", line 9, in <module>
       >     sys.exit(main())
       >              ~~~~^^
       >   File "/nix/store/8jd7437maa67c2lshz41ajlc2wfp49j5-nixos-test-driver-1.1/lib/python3.14/site-packages/test_driver/__init__.py", line 194, in main
       >     driver.run_tests()
       >     ~~~~~~~~~~~~~~~~^^
       >   File "/nix/store/8jd7437maa67c2lshz41ajlc2wfp49j5-nixos-test-driver-1.1/lib/python3.14/site-packages/test_driver/driver.py", line 437, in run_tests
       >     self.test_script()
       >     ~~~~~~~~~~~~~~~~^^
       >   File "/nix/store/8jd7437maa67c2lshz41ajlc2wfp49j5-nixos-test-driver-1.1/lib/python3.14/site-packages/test_driver/driver.py", line 395, in test_script
       >     exec(self.tests, symbols, None)
       >     ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^
       >   File "<string>", line 42, in <module>
       >   File "<string>", line 10, in run_e2e
       >   File "/nix/store/3fl7bdkdxk2k4nssy1d1161isbzn6bsr-python3-3.14.7/lib/python3.14/subprocess.py", line 578, in run
       >     raise CalledProcessError(retcode, process.args,
       >                              output=stdout, stderr=stderr)
       > subprocess.CalledProcessError: Command '['/nix/store/4aysix5cdc8i1mrcah34lcns8rbsm47b-nix-grpc-e2e/bin/nix-grpc-e2e', 'farm::serial::', '--test-threads=1', '--nocapture']' returned non-zero exit status 101.
       For full logs, run:
         nix log /nix/store/2rfxx88aszwi9r3pahpq628r440zyxc3-vm-test-run-nix-grpc-farm.drv