this derivation will be built:
  /nix/store/ndrbqh0r8sprky9vh515j4lzxfms6jap-treefmt-check.drv
building '/nix/store/ndrbqh0r8sprky9vh515j4lzxfms6jap-treefmt-check.drv' on 'grpc://farm.numtide.com:50051?client-cert=/run/secrets/vars/per-machine/bld1/nix-farm-ci/crt&client-key=/run/secrets/vars/per-machine/bld1/nix-farm-ci/key&connect-timeout=20&system=aarch64-linux'
building '/nix/store/ndrbqh0r8sprky9vh515j4lzxfms6jap-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> elastic-arm-7f84a236: building ndrbqh0r8sprky9vh515j4lzxfms6jap-treefmt-check.drv
treefmt-check> treefmt v2.6.0traversed 96 files
treefmt-check> emitted 90 files for processing
treefmt-check> formatted 90 files (0 changed) in 2.821s