these 3 derivations will be built:
  /nix/store/pn12rqm76q2lmbg5f7mqrdpknizhnla6-iets-fuzz-diff-0.0.0.drv
  /nix/store/sipzdyl13x66sdy4b37l472swk3wg897-iets-fuzzers-0.0.0.drv
  /nix/store/rgyv65prgvg3c9fr93pp13mzzbsr0b38-iets-fuzz-parse-check.drv
building '/nix/store/sipzdyl13x66sdy4b37l472swk3wg897-iets-fuzzers-0.0.0.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=21&system=aarch64-linux'
warning: sipzdyl13x66sdy4b37l472swk3wg897-iets-fuzzers-0.0.0.drv: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {}, waiting up to 120s for a worker
sipzdyl13x66sdy4b37l472swk3wg897-iets-fuzzers-0.0.0.drv: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {}
error: build of '/nix/store/sipzdyl13x66sdy4b37l472swk3wg897-iets-fuzzers-0.0.0.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=21&system=aarch64-linux' failed: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {}
error: Cannot build '/nix/store/sipzdyl13x66sdy4b37l472swk3wg897-iets-fuzzers-0.0.0.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/4p1gvs0ym2xbm7lfa9y11pikwmw9db3f-iets-fuzzers-0.0.0
error: Cannot build '/nix/store/rgyv65prgvg3c9fr93pp13mzzbsr0b38-iets-fuzz-parse-check.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/3sivppk1jr9rsp9kxzk9mqvm0rw5qbp8-iets-fuzz-parse-check