these 2 derivations will be built:
  /nix/store/q306pgy8bzb2b7120ci5b0i8w0dyflhk-flake-inputs.drv
  /nix/store/w047p8m8cf3dv8fi8l3bf63z0a3dw4h1-check-flake-inputs.drv
building '/nix/store/q306pgy8bzb2b7120ci5b0i8w0dyflhk-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/q306pgy8bzb2b7120ci5b0i8w0dyflhk-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building q306pgy8bzb2b7120ci5b0i8w0dyflhk-flake-inputs.drv
building '/nix/store/w047p8m8cf3dv8fi8l3bf63z0a3dw4h1-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/w047p8m8cf3dv8fi8l3bf63z0a3dw4h1-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building w047p8m8cf3dv8fi8l3bf63z0a3dw4h1-check-flake-inputs.drv