this derivation will be built:
  /nix/store/pbr1frw2kh1sgl0jw8by58r0jlysvp9c-treefmt-check.drv
building '/nix/store/pbr1frw2kh1sgl0jw8by58r0jlysvp9c-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/pbr1frw2kh1sgl0jw8by58r0jlysvp9c-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> mac02: building pbr1frw2kh1sgl0jw8by58r0jlysvp9c-treefmt-check.drv
treefmt-check> traversed 560 files
treefmt-check> emitted 376 files for processing
treefmt-check> formatted 376 files (0 changed) in 3.822s