this derivation will be built:
  /nix/store/rifl6sqa8f4ny9qmmr4gw25a0gzll03g-treefmt-check.drv
building '/nix/store/rifl6sqa8f4ny9qmmr4gw25a0gzll03g-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=21&system=aarch64-linux'
building '/nix/store/rifl6sqa8f4ny9qmmr4gw25a0gzll03g-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> elastic-arm-0766aa56: building rifl6sqa8f4ny9qmmr4gw25a0gzll03g-treefmt-check.drv
treefmt-check> traversed 526 files
treefmt-check> emitted 359 files for processing
treefmt-check> formatted 359 files (0 changed) in 14.388s

upload niks3: ok