this derivation will be built:
  /nix/store/imm7a9d48y4p5nsc5wwh3366q44a31hb-treefmt-check.drv
building '/nix/store/imm7a9d48y4p5nsc5wwh3366q44a31hb-treefmt-check.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/imm7a9d48y4p5nsc5wwh3366q44a31hb-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> elastic-arm-dd5b305f: building imm7a9d48y4p5nsc5wwh3366q44a31hb-treefmt-check.drv
treefmt-check> traversed 584 files
treefmt-check> emitted 391 files for processing
treefmt-check> formatted 391 files (0 changed) in 5.44s