these 45 derivations will be built:
  /nix/store/3hhw58wa2dywhrhkrsv418kbm8xppdis-envoy.json.drv
  /nix/store/agkr902rbzxs2dqh7ar1w2k4155qda4j-validate-envoy-conf.drv
  /nix/store/z0r7dlsrmhk6fqpq028rfyfv0ylx5jy1-unit-envoy.service.drv
  /nix/store/y4d52q2zvl2vxyb9bq183n9hvwhcrnwi-system-units.drv
  /nix/store/yiax3zamxlmxn4c878w315d8j3jxwcb5-etc.drv
  /nix/store/748014wffbq6p5dyz2kfdkc1rd2zdm2p-activate.drv
  /nix/store/54yd8i4pyb3dcdm79b61nyi8rp2n7k9f-nixos-system-lb-test.drv
  /nix/store/2kvwckf6chmkr16qqzprqx9ks593phi0-closure-info.drv
  /nix/store/rqf11qv4mzdmlgnyaqfyfxlpkl1mak6w-run-nixos-vm.drv
  /nix/store/120fzjsi0xfld1xj6wgmqwnqz249zhdr-nixos-vm.drv
  /nix/store/mw2zh8bm1jipn838i44wvrmq6is32cgy-X-Restart-Triggers-nix-daemon.drv
  /nix/store/hp9k6mb21lsshskjzwb4jdnyp2k30mjq-unit-nix-daemon.service.drv
  /nix/store/4yjsq6j1rmxzs7k4y4mbdqcdkvqrz438-system-units.drv
  /nix/store/2mhhlfzgqrhywq6j5r5vrvh9nqb3rsyj-etc.drv
  /nix/store/aqq3hqxr9k130656bhpz3qayi464s3gs-unit-nix-grpc-daemon.service.drv
  /nix/store/xxy1lfnf321jazsqkrii9kim7fjspvk3-X-Restart-Triggers-nix-daemon.drv
  /nix/store/q3v0ahrqvxpw0hj9iyndsdyls41frbks-unit-nix-daemon.service.drv
  /nix/store/mvhcsvy6j0bc10gj2v25ijjq6v3ffgpr-system-units.drv
  /nix/store/9bfaf9wjkg6phnq4jk9cw3pp2is0gir7-etc.drv
  /nix/store/d4sjbiz3f9irvqr0wgylm0w0ax4f2jp2-system-units.drv
  /nix/store/rs4m287w8xshk0lyxb9bh8cy3ag1scp4-etc.drv
  /nix/store/vbc40sfw2ibb0f2sb92ppjfkh39lrnz4-activate.drv
  /nix/store/gld7y3g0kv1a3x0gqqyijplkc78farr4-nixos-system-worker2-test.drv
  /nix/store/vrm7m0rj4hpy8a69vgkffsbpdbq7081i-activate.drv
  /nix/store/5x4xw9ygjqr79kmcisf3ah1dqvbnqb95-nixos-system-worker2-test.drv
  /nix/store/hilkfpcrhwi3ycl6b1dfd3n3yjqs2713-closure-info.drv
  /nix/store/z53cyxznzww7zm31ghy0a8fpbwm34yv7-run-nixos-vm.drv
  /nix/store/7afww9zv9bfp9mwqm4srh0rflv122rkr-nixos-vm.drv
  /nix/store/vr43wf5iyiv5iziygw2pa1zcqp0aqn2f-activate.drv
  /nix/store/6h029qw2z42f49swm65cxf77avsjfk1y-nixos-system-client-test.drv
  /nix/store/hqjqqym9cmb6sccn7x211my5v689k4sm-closure-info.drv
  /nix/store/awc9aw9fxbhwac5kimqipzyjbzxqfjy6-run-nixos-vm.drv
  /nix/store/afi551jqh45j6b4y50ggfzk6mf569las-nixos-vm.drv
  /nix/store/jqr0ngkh312z9lhhk72xa8lil39rr7l9-X-Restart-Triggers-nix-daemon.drv
  /nix/store/ml34r8ab87j23rqfcybj3miakak6dwn5-unit-nix-daemon.service.drv
  /nix/store/qr50w6j1qlkrfckp9iv0mmbbqq8iznh3-system-units.drv
  /nix/store/hfcgfs2yl4c19alj48jchsybz590arlq-etc.drv
  /nix/store/cb7ic359jffnhrcmawjb9gm7qrgbqclg-activate.drv
  /nix/store/lf74a0v7cly8vj5ggq3xx79y11jl0pda-nixos-system-worker1-test.drv
  /nix/store/y0i008anl9f3wckzbklnj5zhppkgzb5m-closure-info.drv
  /nix/store/rlf0jnpvbnv64ygpn37bcllc7zn4ngl4-run-nixos-vm.drv
  /nix/store/amf06klrvffivrx64z88ha1p5pbjkmmy-nixos-vm.drv
  /nix/store/y4h4j85jgi4wws01hy41lm0bldgns51f-driverConfiguration.json.drv
  /nix/store/30yr1hfyqwj4bcf8fg63bcp5wi6p910d-nixos-test-driver-nix-grpc-farm.drv
  /nix/store/37g4v1j4vnlzz7k0cjkppdcqx40haa13-vm-test-run-nix-grpc-farm.drv
error: Cannot build '/nix/store/37g4v1j4vnlzz7k0cjkppdcqx40haa13-vm-test-run-nix-grpc-farm.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/6y9byjfrs3pdn5xf9jl8nx46lqryxz3y-vm-test-run-nix-grpc-farm
       Last 25 log lines:
       >   File "/nix/store/r2r0lyypbamx7mzpb4853lcn9a540acv-nixos-test-driver-1.1/bin/.nixos-test-driver-wrapped", line 9, in <module>
       >     sys.exit(main())
       >              ~~~~^^
       >   File "/nix/store/r2r0lyypbamx7mzpb4853lcn9a540acv-nixos-test-driver-1.1/lib/python3.14/site-packages/test_driver/__init__.py", line 194, in main
       >     driver.run_tests()
       >     ~~~~~~~~~~~~~~~~^^
       >   File "/nix/store/r2r0lyypbamx7mzpb4853lcn9a540acv-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/r2r0lyypbamx7mzpb4853lcn9a540acv-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 96, in <module>
       > AssertionError: lb:50051: no healthy upstream, retrying
       > lb:50051: no healthy upstream, retrying
       > lb:50051: no healthy upstream, retrying
       > lb:50051: no healthy upstream, retrying
       > lb:50051: no healthy upstream, retrying
       > lb:50051: no healthy upstream, retrying
       > lb:50051: no healthy upstream, retrying
       > lb:50051: no healthy upstream, retrying
       > lb:50051: no healthy upstream, retrying
       > error: gRPC QueryMissing on 'lb:50051' failed: no healthy upstream
       >        hint: Set NIX_GRPC_DEBUG=1 for a handshake trace.
       >
       For full logs, run:
         nix log /nix/store/37g4v1j4vnlzz7k0cjkppdcqx40haa13-vm-test-run-nix-grpc-farm.drv