this derivation will be built: /nix/store/fk6a1m624idlldnynf6n1xc9rm7rnbl1-treefmt-check.drv building '/nix/store/fk6a1m624idlldnynf6n1xc9rm7rnbl1-treefmt-check.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=23&system=aarch64-darwin&token-file=/run/nix-farm-client/farm-token' building '/nix/store/fk6a1m624idlldnynf6n1xc9rm7rnbl1-treefmt-check.drv' on farm.numtide.com:50051 treefmt-check> mac02: building fk6a1m624idlldnynf6n1xc9rm7rnbl1-treefmt-check.drv treefmt-check> traversed 568 files treefmt-check> emitted 380 files for processing treefmt-check> formatted 380 files (0 changed) in 5.051s