these 2 derivations will be built:
  /nix/store/akk5jwqnpilhgkk4cgd0l29lidb7wwf3-flake-inputs.drv
  /nix/store/xn530jmsbv8x4vssgyc9l3x0j411mn8c-check-flake-inputs.drv
building '/nix/store/akk5jwqnpilhgkk4cgd0l29lidb7wwf3-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/akk5jwqnpilhgkk4cgd0l29lidb7wwf3-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building akk5jwqnpilhgkk4cgd0l29lidb7wwf3-flake-inputs.drv
building '/nix/store/xn530jmsbv8x4vssgyc9l3x0j411mn8c-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/xn530jmsbv8x4vssgyc9l3x0j411mn8c-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building xn530jmsbv8x4vssgyc9l3x0j411mn8c-check-flake-inputs.drv