this derivation will be built: /nix/store/wz53vf21bhr923ipk44dncmv958qc5ax-treefmt-check.drv building '/nix/store/wz53vf21bhr923ipk44dncmv958qc5ax-treefmt-check.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token' building '/nix/store/wz53vf21bhr923ipk44dncmv958qc5ax-treefmt-check.drv' on farm.numtide.com:50051 treefmt-check> elastic-arm-1aa95c7a: building wz53vf21bhr923ipk44dncmv958qc5ax-treefmt-check.drv treefmt-check> traversed 588 files treefmt-check> emitted 392 files for processing treefmt-check> formatted 392 files (0 changed) in 4.244s