these 3 derivations will be built:
  /nix/store/675dk76ciw986z9dac682zy4dyn1nr2i-cargo-nix-plugin-core-0.1.0.drv
  /nix/store/xjs6kv7bxrx92s8r14s80i1avwnkinny-cargo-nix-plugin-0.1.0.drv
  /nix/store/mffw5nj7916pyvpm2qvih20k1sbb5dn8-cargo-nix-plugin-sample-build-test.drv
building '/nix/store/mffw5nj7916pyvpm2qvih20k1sbb5dn8-cargo-nix-plugin-sample-build-test.drv' on 'ssh-ng://customer@mac02'
error: interrupted by the user