this derivation will be built: /nix/store/rjh7crhz84i8vjias2c1qm4s2p4v93f0-treefmt-check.drv building '/nix/store/rjh7crhz84i8vjias2c1qm4s2p4v93f0-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/rjh7crhz84i8vjias2c1qm4s2p4v93f0-treefmt-check.drv' on farm.numtide.com:50051 treefmt-check> mac02: building rjh7crhz84i8vjias2c1qm4s2p4v93f0-treefmt-check.drv treefmt-check> traversed 557 files treefmt-check> emitted 375 files for processing treefmt-check> formatted 375 files (0 changed) in 7.487s