this derivation will be built:
  /nix/store/51z31wl1rvcxb8jqv5wmx3dhvmawfcwp-nix-shell.drv
building '/nix/store/51z31wl1rvcxb8jqv5wmx3dhvmawfcwp-nix-shell.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/51z31wl1rvcxb8jqv5wmx3dhvmawfcwp-nix-shell.drv'
nix-shell> Running phase: buildPhase

post-build step Upload to niks3: ok
time=2026-08-13T10:24:59.812Z level=INFO msg="Uploading 1 paths to niks3.numtide.com (264 already cached)"
time=2026-08-13T10:24:59.812Z level=INFO msg="Uploading badgzn9cwbc6dvqj7ilggj4dihx448g8-nix-shell (8.8KB)"
time=2026-08-13T10:25:00.623Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-13T10:25:01.008Z level=INFO msg="Upload complete. (1.338s)"