this derivation will be built:
  /nix/store/h7nldq434lhv4zr15qgdj84ap43mppch-nix-shell.drv
building '/nix/store/h7nldq434lhv4zr15qgdj84ap43mppch-nix-shell.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/h7nldq434lhv4zr15qgdj84ap43mppch-nix-shell.drv'
nix-shell> Running phase: buildPhase

post-build step Upload to niks3: ok
time=2026-08-13T19:44:09.804Z level=INFO msg="Uploading 1 paths to niks3.numtide.com (264 already cached)"
time=2026-08-13T19:44:09.804Z level=INFO msg="Uploading iahy17ycmlgi3lpdaqk7r5nbzkcngb7q-nix-shell (8.8KB)"
time=2026-08-13T19:44:10.507Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-13T19:44:10.815Z level=INFO msg="Upload complete. (1.187s)"