this derivation will be built:
  /nix/store/97a0q155nr4sqv3hnzim320g1k79qv8r-treefmt-check.drv
building '/nix/store/97a0q155nr4sqv3hnzim320g1k79qv8r-treefmt-check.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=21&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/97a0q155nr4sqv3hnzim320g1k79qv8r-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> mac02: building 97a0q155nr4sqv3hnzim320g1k79qv8r-treefmt-check.drv
treefmt-check> traversed 591 files
treefmt-check> emitted 394 files for processing
treefmt-check> formatted 394 files (0 changed) in 38.085s