these 4 derivations will be built:
  /nix/store/0yrm5nixim4qi35dx9x4yk75ziwakw36-darwin-openpty-shim.h.drv
  /nix/store/qz3514cw42skyv6jsvpfjryi9087svz4-darwin-openpty-hook.sh.drv
  /nix/store/syd7fsxlz5kbi9c8phg2apx5l5ysgd14-darwin-openpty-hook.drv
  /nix/store/7iaz1va3h6jdgf45mjylaz3f4jcha56x-check-darwinOpenptyHook.drv
building '/nix/store/0yrm5nixim4qi35dx9x4yk75ziwakw36-darwin-openpty-shim.h.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/0yrm5nixim4qi35dx9x4yk75ziwakw36-darwin-openpty-shim.h.drv'
darwin-openpty-shim.h> structuredAttrs is enabled
building '/nix/store/qz3514cw42skyv6jsvpfjryi9087svz4-darwin-openpty-hook.sh.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/qz3514cw42skyv6jsvpfjryi9087svz4-darwin-openpty-hook.sh.drv'
darwin-openpty-hook.sh> structuredAttrs is enabled
building '/nix/store/syd7fsxlz5kbi9c8phg2apx5l5ysgd14-darwin-openpty-hook.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/syd7fsxlz5kbi9c8phg2apx5l5ysgd14-darwin-openpty-hook.drv'
darwin-openpty-hook> structuredAttrs is enabled
building '/nix/store/7iaz1va3h6jdgf45mjylaz3f4jcha56x-check-darwinOpenptyHook.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/7iaz1va3h6jdgf45mjylaz3f4jcha56x-check-darwinOpenptyHook.drv'

upload niks3: ok