these 40 derivations will be built:
  /nix/store/29733rdlvlinxyg93h7nk7srl5n973xh-nix.conf.drv
  /nix/store/7v1hsck4xhkgwc3wwj816ym2rk2gzwdi-X-Restart-Triggers-nix-daemon.drv
  /nix/store/fq0yz30sjr012mpqbkgm5zqbqi8ggjva-unit-nix-daemon.service.drv
  /nix/store/hl0j98f8jpcmrpkarvmacmwgp9hpj8vs-unit-nix-grpc-daemon.service.drv
  /nix/store/yr9b7ghcplcm27p4scaym30yf9ijlv0g-system-units.drv
  /nix/store/dy33iy30jdzdzfrmdxbdd2rwswa2drn2-etc.drv
  /nix/store/0nlb7l15hkazvzyhz096c25by5z4yxra-activate.drv
  /nix/store/v7y7n73rfb5yr7cwp1mh8lwdxqmvs458-unit-nix-grpc-daemon.service.drv
  /nix/store/a0xn47hwlxmhbjlzwpwlv2kky6n335qr-system-units.drv
  /nix/store/fix6pbicc85yhparxjd41zm7fx48v461-etc.drv
  /nix/store/b1q3xjqvgxl9csmy6dzaks0sln190vsm-activate.drv
  /nix/store/s4my63zyxwh10ag1r3yjxrndpz5gp3az-nixos-system-worker2-test.drv
  /nix/store/yf80h966lbnk9vgfbkxs5is1n12jrkmz-nixos-system-worker2-test.drv
  /nix/store/rklpbbvdk4187khiyljfwy67li33mf3b-closure-info.drv
  /nix/store/zwiwk9wgzj6wf5njfrjflgzi4bpc2aix-run-nixos-vm.drv
  /nix/store/11kljnwlgdgp0zhacrfr7zjjpb7pwb4l-nixos-vm.drv
  /nix/store/4spf7jd61xfkwgdmzfsv2asd0galgzs5-unit-nix-grpc-daemon.service.drv
  /nix/store/xlcqipghhcisknlcl05nr1dsay7ixv1g-nix.conf.drv
  /nix/store/yhrgpyvl9lyprzzzy4s3x17x4rswcbrg-X-Restart-Triggers-nix-daemon.drv
  /nix/store/b67jcparkg2n411ml7ijkh0mkwypc7vg-unit-nix-daemon.service.drv
  /nix/store/adlf0x0qhzgxhyx1g4gdiyl9j97jy4il-system-units.drv
  /nix/store/l1xhlw6si3g1kmlbrj3bma76rfg6yvim-etc.drv
  /nix/store/x03g52rihpv1vw67ihhsyz9mn46bx2xj-activate.drv
  /nix/store/1zq7ldidx5y1mp2a1mf26kimp9sg1zyy-nixos-system-worker1-test.drv
  /nix/store/kdh63348vkxnv31zh0ws5rzbi45zwnfi-closure-info.drv
  /nix/store/vyrvnq1r050x8vsgqhqdscs84l76383b-run-nixos-vm.drv
  /nix/store/365na3g2yv7psyfzlpg83qz6q32n5ls3-nixos-vm.drv
  /nix/store/jppa9y5vla3yfq0hsq4alig7bg581ljm-nix.conf.drv
  /nix/store/rlwc1k41k0wgbjjyb87np751rnqcjqk4-X-Restart-Triggers-nix-daemon.drv
  /nix/store/sm3q9lmv27rh5s319x6dicrdv9h0rn63-unit-nix-daemon.service.drv
  /nix/store/yiq5jf8azygv0c3k5jj24hlnrb2lskx8-system-units.drv
  /nix/store/ym9sp0zdmmbqz8s26k945z5ajhdq84lm-etc.drv
  /nix/store/fvq4lq1b0957l8ga1bsqbvx334qjmidb-activate.drv
  /nix/store/f94759z59g89hpzbdvh7l5vl72m84r83-nixos-system-client-test.drv
  /nix/store/g0fya11rmvixr5vl352qmdik9qg9cgcp-closure-info.drv
  /nix/store/lj0kas847pxf3py4c6gdb40xc56g8rcz-run-nixos-vm.drv
  /nix/store/lqfsh2dblh9yg6y8b89vbs4ppjmdjjla-nixos-vm.drv
  /nix/store/y3nmjvw5i5rvj33i9lp233nk9jz0wnvw-driverConfiguration.json.drv
  /nix/store/hs03xzy6572549vmw1q2zd4iva2g2vx5-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/jiy3j46j8y9ndiqc6ldwmd6ldxqw897d-vm-test-run-nix-grpc-farm.drv
error: Cannot build '/nix/store/jiy3j46j8y9ndiqc6ldwmd6ldxqw897d-vm-test-run-nix-grpc-farm.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/yws8s86kvw7h8q2pjq4cyd1m7s49b2zj-vm-test-run-nix-grpc-farm
       Last 25 log lines:
       >     worker1:  ssh -o User=root vsock-mux//build/tmpqnhwgz57/worker1_host.socket
       >     worker2:  ssh -o User=root vsock-mux//build/tmpqnhwgz57/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/5l0k3z1wr6dgydyc32nxsalzkbxfnnz5-nixos-test-driver-1.1/bin/.nixos-test-driver-wrapped", line 9, in <module>
       >     sys.exit(main())
       >              ~~~~^^
       >   File "/nix/store/5l0k3z1wr6dgydyc32nxsalzkbxfnnz5-nixos-test-driver-1.1/lib/python3.14/site-packages/test_driver/__init__.py", line 195, in main
       >     driver.run_tests()
       >     ~~~~~~~~~~~~~~~~^^
       >   File "/nix/store/5l0k3z1wr6dgydyc32nxsalzkbxfnnz5-nixos-test-driver-1.1/lib/python3.14/site-packages/test_driver/driver.py", line 442, in run_tests
       >     self.test_script()
       >     ~~~~~~~~~~~~~~~~^^
       >   File "/nix/store/5l0k3z1wr6dgydyc32nxsalzkbxfnnz5-nixos-test-driver-1.1/lib/python3.14/site-packages/test_driver/driver.py", line 400, in test_script
       >     exec(self.tests, symbols, None)
       >     ~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^
       >   File "<string>", line 42, in <module>
       >   File "<string>", line 10, in run_e2e
       >   File "/nix/store/lq2fsnmg0q3y0vlxn91w8s8wvj1m6fld-python3-3.14.8/lib/python3.14/subprocess.py", line 578, in run
       >     raise CalledProcessError(retcode, process.args,
       >                              output=stdout, stderr=stderr)
       > subprocess.CalledProcessError: Command '['/nix/store/w45992hb72wrc7xbqcr2wyz0fvs35d2g-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/jiy3j46j8y9ndiqc6ldwmd6ldxqw897d-vm-test-run-nix-grpc-farm.drv