this derivation will be built:
  /nix/store/rk0ql9scy56906j9sfra90csfld3spj7-treefmt-check.drv
building '/nix/store/rk0ql9scy56906j9sfra90csfld3spj7-treefmt-check.drv' on 'ssh-ng://nix@superintendent'
building '/nix/store/rk0ql9scy56906j9sfra90csfld3spj7-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 77 files
treefmt-check> emitted 70 files for processing
treefmt-check> formatted 70 files (0 changed) in 147ms

upload attic: ok
✍️ Overwriting server "r2d2"
✅ k1bw1ldwl0zh46l8xcydl0i9r0508crq-treefmt-check (deduplicated)