these 2 derivations will be built:
  /nix/store/89igwrl8qk9xq8ksgrg74sh95h85d5vj-flake-inputs.drv
  /nix/store/3zgjwp6xpky7mrn6vka5yspr62ldlj2x-check-flake-inputs.drv
building '/nix/store/89igwrl8qk9xq8ksgrg74sh95h85d5vj-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/89igwrl8qk9xq8ksgrg74sh95h85d5vj-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building 89igwrl8qk9xq8ksgrg74sh95h85d5vj-flake-inputs.drv
building '/nix/store/3zgjwp6xpky7mrn6vka5yspr62ldlj2x-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/3zgjwp6xpky7mrn6vka5yspr62ldlj2x-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building 3zgjwp6xpky7mrn6vka5yspr62ldlj2x-check-flake-inputs.drv