these 2 derivations will be built:
  /nix/store/pwj43fhrri8xvsx07v2hymfvs7x1z0r3-flake-inputs.drv
  /nix/store/0wxa8zf9vzlbp0wf7awrj4gnayg7hiba-check-flake-inputs.drv
building '/nix/store/pwj43fhrri8xvsx07v2hymfvs7x1z0r3-flake-inputs.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: pwj43fhrri8xvsx07v2hymfvs7x1z0r3-flake-inputs.drv: no connected, non-draining worker for system 'aarch64-linux' offers features {}, the workers offer {}, waiting up to 120s for a worker
building '/nix/store/pwj43fhrri8xvsx07v2hymfvs7x1z0r3-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-02023afc: building pwj43fhrri8xvsx07v2hymfvs7x1z0r3-flake-inputs.drv
building '/nix/store/0wxa8zf9vzlbp0wf7awrj4gnayg7hiba-check-flake-inputs.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=20&system=aarch64-linux'
building '/nix/store/0wxa8zf9vzlbp0wf7awrj4gnayg7hiba-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-02023afc: building 0wxa8zf9vzlbp0wf7awrj4gnayg7hiba-check-flake-inputs.drv