this derivation will be built:
  /nix/store/fw3yhm8cwdpli0ckl59bnqy9lxz2d9y3-treefmt-check.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
building '/nix/store/fw3yhm8cwdpli0ckl59bnqy9lxz2d9y3-treefmt-check.drv' on farm.numtide.com:50051
treefmt-check> bld1: building fw3yhm8cwdpli0ckl59bnqy9lxz2d9y3-treefmt-check.drv
treefmt-check> traversed 588 files
treefmt-check> emitted 392 files for processing
treefmt-check> formatted 392 files (0 changed) in 3.482s