these 3 derivations will be built: /nix/store/2xw238x9zc9lm76wf2mybyx1rfgn5wq4-iets-fuzz-diff-0.0.0.drv /nix/store/l5m7ljchch2xwrdm0zz7m81gry3x48yp-iets-fuzzers-0.0.0.drv /nix/store/ghmphm2xpxkhnp4v8lmqn5n8hw0r4577-iets-fuzz-drv-eval-check.drv building '/nix/store/ghmphm2xpxkhnp4v8lmqn5n8hw0r4577-iets-fuzz-drv-eval-check.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=22&system=aarch64-linux' warning: ghmphm2xpxkhnp4v8lmqn5n8hw0r4577-iets-fuzz-drv-eval-check.drv: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {}, waiting up to 120s for a worker ghmphm2xpxkhnp4v8lmqn5n8hw0r4577-iets-fuzz-drv-eval-check.drv: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {} error: build of '/nix/store/ghmphm2xpxkhnp4v8lmqn5n8hw0r4577-iets-fuzz-drv-eval-check.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=22&system=aarch64-linux' failed: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {} error: Cannot build '/nix/store/ghmphm2xpxkhnp4v8lmqn5n8hw0r4577-iets-fuzz-drv-eval-check.drv'. Reason: builder failed with exit code 1. Output paths: /nix/store/in38si7f7kaaz6cyszckrz3jz5zcnsqc-iets-fuzz-drv-eval-check