these 2 derivations will be built:
  /nix/store/v85bzkn14nhqn2a444mwya0dvg58ivmn-flake-inputs.drv
  /nix/store/8mny4s9jgnxrzr4kry3ssfh17aj4cz6d-check-flake-inputs.drv
building '/nix/store/v85bzkn14nhqn2a444mwya0dvg58ivmn-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/v85bzkn14nhqn2a444mwya0dvg58ivmn-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-2c14001d: building v85bzkn14nhqn2a444mwya0dvg58ivmn-flake-inputs.drv
building '/nix/store/8mny4s9jgnxrzr4kry3ssfh17aj4cz6d-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/8mny4s9jgnxrzr4kry3ssfh17aj4cz6d-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-2c14001d: building 8mny4s9jgnxrzr4kry3ssfh17aj4cz6d-check-flake-inputs.drv