these 2 derivations will be built:
  /nix/store/jh9fr7hhq420znprrfnpb9hahsp20z5c-flake-inputs.drv
  /nix/store/m5bqj4n4bh8znxx1p7cy0xz5hvg35kk0-check-flake-inputs.drv
building '/nix/store/jh9fr7hhq420znprrfnpb9hahsp20z5c-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/jh9fr7hhq420znprrfnpb9hahsp20z5c-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> mac02: building jh9fr7hhq420znprrfnpb9hahsp20z5c-flake-inputs.drv
building '/nix/store/m5bqj4n4bh8znxx1p7cy0xz5hvg35kk0-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/m5bqj4n4bh8znxx1p7cy0xz5hvg35kk0-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> mac02: building m5bqj4n4bh8znxx1p7cy0xz5hvg35kk0-check-flake-inputs.drv