these 2 derivations will be built:
  /nix/store/6gqc315v28ra3sxjrv34g9r631gqmf18-flake-inputs.drv
  /nix/store/w0ag15acsvj7ny9pavj6y3pj0bjd7ay5-check-flake-inputs.drv
building '/nix/store/6gqc315v28ra3sxjrv34g9r631gqmf18-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/6gqc315v28ra3sxjrv34g9r631gqmf18-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building 6gqc315v28ra3sxjrv34g9r631gqmf18-flake-inputs.drv
building '/nix/store/w0ag15acsvj7ny9pavj6y3pj0bjd7ay5-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/w0ag15acsvj7ny9pavj6y3pj0bjd7ay5-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building w0ag15acsvj7ny9pavj6y3pj0bjd7ay5-check-flake-inputs.drv