these 26 derivations will be built:
  /nix/store/li8skjq0ldcf404c77hdzcqkl403aai5-unit-nix-daemon.service.drv
  /nix/store/x52y09jczzqsag33dq8cfyw415mxagfj-system-units.drv
  /nix/store/171cm466668f74xp7hvyx1fahg0fp055-etc.drv
  /nix/store/zgk8pzaibgwbzlifd31gav2n4r5dzvkd-unit-nix-daemon.service.drv
  /nix/store/3navbw86mv4kglqvq5qp3cj64p9lzzay-system-units.drv
  /nix/store/43shji0b7kz99zv8wjjgllyy4j2g3zr5-etc.drv
  /nix/store/pzbg4mc3m1fh1skcjpcj7ydvg0cvscd0-activate.drv
  /nix/store/4fqa7y3v0wprhiiq9klw519r8hfprahw-nixos-system-client-test.drv
  /nix/store/w5lzf8gs39kxbv4s0w1cfsp9k3y0bg09-closure-info.drv
  /nix/store/2n36wnh5lvj0li94wdx769yx0ib7xnff-run-nixos-vm.drv
  /nix/store/314zkvvi7d5sr0lj17dwfpyxaki92icy-system-units.drv
  /nix/store/501jz2q1ia0dpssjvv9fvsgbszpnbf97-nixos-vm.drv
  /nix/store/zja9nbalg3bpf4ym6p1q6xnaa2zmx7k6-etc.drv
  /nix/store/x6rc7qck8qfbnhvwwjfl15w1v7lmbyvi-activate.drv
  /nix/store/5pwvqpa1jryl2b8bpi465i271dxzwxl6-nixos-system-worker2-test.drv
  /nix/store/ayaq9lsyyqfc5w22ydslcnp56mgwlbx4-activate.drv
  /nix/store/72v6f1q04b35iph083lmqc93lpfdkklf-nixos-system-worker1-test.drv
  /nix/store/w2rlp2vn4dh5drs6g2csm7h2g6yry8n7-closure-info.drv
  /nix/store/hgqwhpjvw9vilm9xk2s2yip6g2zrqjba-run-nixos-vm.drv
  /nix/store/hvqijw1pdlpvxhp17w2aiaqm31smbz1h-nixos-vm.drv
  /nix/store/pwckzy7pik78y8075j9gbggmd5m9nskn-closure-info.drv
  /nix/store/gswm9jbrhipz0vsbvfdhzfhmknmix6hn-run-nixos-vm.drv
  /nix/store/y4qp8wvfb6q2swsj3hki2j4vfql6iaxk-nixos-vm.drv
  /nix/store/965xy8xrgmy7qanh3qnjf8bp9plin0yb-driverConfiguration.json.drv
  /nix/store/jxy39h1va9ky6hv5i7cdi5j4rkvgzy3a-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/z3p7c3q390s5d2va3as59x8vnqm81r5a-vm-test-run-nix-grpc-farm.drv
error: Cannot build '/nix/store/z3p7c3q390s5d2va3as59x8vnqm81r5a-vm-test-run-nix-grpc-farm.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/w90niigpivd09f81cp1adn1cwk1kyw34-vm-test-run-nix-grpc-farm
       Last 25 log lines:
       >
       > !!! Test "build hook: nix-daemon with builders = grpc://lb" failed with error: "command `nix build -L --max-jobs 0 --builders 'grpc://lb:50051?ca-cert=/nix/store/zh1fp5hw7yrij51w3f58n61gmf42fj92-farm-certs/ca.pem&client-cert=/nix/store/zh1fp5hw7yrij51w3f58n61gmf42fj92-farm-certs/ci.pem&client-key=/nix/store/zh1fp5hw7yrij51w3f58n61gmf42fj92-farm-certs/ci.key - - 4' --print-out-paths --no-link -f /nix/store/kf2yrjizw0r86iyhm63fknwwb4sz6cnr-job.nix --argstr tag hook 2>&1 | tee /dev/stderr | tail -1` failed (exit code 1)"
       > !!! Traceback (most recent call last):
       > !!!   File "<string>", line 59, in <module>
       > !!!     out = client.succeed(f"nix build -L --max-jobs 0 --builders '{envoy} - - 4' --print-out-paths --no-link -f /nix/store/kf2yrjizw0r86iyhm63fknwwb4sz6cnr-job.nix --argstr tag hook 2>&1 | tee /dev/stderr | tail -1").strip()
       > !!! 
       > !!! RequestedAssertionFailed: command `nix build -L --max-jobs 0 --builders 'grpc://lb:50051?ca-cert=/nix/store/zh1fp5hw7yrij51w3f58n61gmf42fj92-farm-certs/ca.pem&client-cert=/nix/store/zh1fp5hw7yrij51w3f58n61gmf42fj92-farm-certs/ci.pem&client-key=/nix/store/zh1fp5hw7yrij51w3f58n61gmf42fj92-farm-certs/ci.key - - 4' --print-out-paths --no-link -f /nix/store/kf2yrjizw0r86iyhm63fknwwb4sz6cnr-job.nix --argstr tag hook 2>&1 | tee /dev/stderr | tail -1` failed (exit code 1)
       > cleanup
       > kill QemuMachine (pid 50)
       > cache # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/b5bpi6zfajzzrwwpgba2q6li3nnya4bs-python3-3.14.7/bin/python3.14)
       > worker1 # [   76.338120] nix-daemon[795]: accepted connection from pid 1020, user nix-grpc-daemon
       > worker1 # [   76.348615] nix-daemon[795]: reaped child process 1023, status = succeeded
       > kill QemuMachine (pid 51)
       > client # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/b5bpi6zfajzzrwwpgba2q6li3nnya4bs-python3-3.14.7/bin/python3.14)
       > kill QemuMachine (pid 52)
       > lb # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/b5bpi6zfajzzrwwpgba2q6li3nnya4bs-python3-3.14.7/bin/python3.14)
       > kill QemuMachine (pid 53)
       > worker1 # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/b5bpi6zfajzzrwwpgba2q6li3nnya4bs-python3-3.14.7/bin/python3.14)
       > kill QemuMachine (pid 54)
       > worker2 # qemu-system-x86_64: terminating on signal 15 from pid 39 (/nix/store/b5bpi6zfajzzrwwpgba2q6li3nnya4bs-python3-3.14.7/bin/python3.14)
       > (finished: cleanup, in 0.95 seconds)
       > additionally exposed symbols:
       >     cache, 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
       For full logs, run:
         nix log /nix/store/z3p7c3q390s5d2va3as59x8vnqm81r5a-vm-test-run-nix-grpc-farm.drv