these 2 derivations will be built:
  /nix/store/pb8a5dkl3x3n32vmdzzjccm2ba022gfv-flake-inputs.drv
  /nix/store/ipp8ja7x9pb7gf80h0f0nbizc62d1n8b-check-flake-inputs.drv
building '/nix/store/pb8a5dkl3x3n32vmdzzjccm2ba022gfv-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/pb8a5dkl3x3n32vmdzzjccm2ba022gfv-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-23d67df9: building pb8a5dkl3x3n32vmdzzjccm2ba022gfv-flake-inputs.drv
building '/nix/store/ipp8ja7x9pb7gf80h0f0nbizc62d1n8b-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/ipp8ja7x9pb7gf80h0f0nbizc62d1n8b-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-23d67df9: building ipp8ja7x9pb7gf80h0f0nbizc62d1n8b-check-flake-inputs.drv