these 2 derivations will be built:
  /nix/store/c6nha7ny70izq4knamsk7g8d21mx1m73-flake-inputs.drv
  /nix/store/yg4ik7gnsx81nij1ignz80d2qn9abmzb-check-flake-inputs.drv
building '/nix/store/c6nha7ny70izq4knamsk7g8d21mx1m73-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/c6nha7ny70izq4knamsk7g8d21mx1m73-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-c3833f78: building c6nha7ny70izq4knamsk7g8d21mx1m73-flake-inputs.drv
building '/nix/store/yg4ik7gnsx81nij1ignz80d2qn9abmzb-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/yg4ik7gnsx81nij1ignz80d2qn9abmzb-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-27f3dbe4: building yg4ik7gnsx81nij1ignz80d2qn9abmzb-check-flake-inputs.drv