these 5 derivations will be built:
  /nix/store/5d2v7gy2rawaxij6qw1w3r5cvgvg29i2-fracjson-1.0.1.drv
  /nix/store/q4rivsm0k0x5srf5vdfbynhzzgkqvdyf-fracjson-wrapper.drv
  /nix/store/1j04rwpwrdz4anxsx7crrmpqmfrlqz32-treefmt.toml.drv
  /nix/store/v2v9i7r31513nj7v9kbmizd0608gkm4s-examples.drv
  /nix/store/4k7ldlna1binpnm14yr7hw54x55pc8a3-test-examples.drv
building '/nix/store/1j04rwpwrdz4anxsx7crrmpqmfrlqz32-treefmt.toml.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/1j04rwpwrdz4anxsx7crrmpqmfrlqz32-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/v2v9i7r31513nj7v9kbmizd0608gkm4s-examples.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/v2v9i7r31513nj7v9kbmizd0608gkm4s-examples.drv'
building '/nix/store/4k7ldlna1binpnm14yr7hw54x55pc8a3-test-examples.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/4k7ldlna1binpnm14yr7hw54x55pc8a3-test-examples.drv'

upload niks3: ok