this derivation will be built:
  /nix/store/302bw122qhbfx821fkz1c2pkf0rqmcdn-treefmt-check.drv
building '/nix/store/302bw122qhbfx821fkz1c2pkf0rqmcdn-treefmt-check.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/302bw122qhbfx821fkz1c2pkf0rqmcdn-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> mac02: building 302bw122qhbfx821fkz1c2pkf0rqmcdn-treefmt-check.drv
treefmt-check> traversed 590 files
treefmt-check> emitted 393 files for processing
treefmt-check> formatted 393 files (0 changed) in 1.982s