this derivation will be built:
  /nix/store/hqjq3qxbqmyh145fi6c6kp94san27vqs-publish-iso-standard.drv
building '/nix/store/hqjq3qxbqmyh145fi6c6kp94san27vqs-publish-iso-standard.drv' on 'ssh-ng://nix-remote-builder@rofl-15.brkn.lol'
building '/nix/store/hqjq3qxbqmyh145fi6c6kp94san27vqs-publish-iso-standard.drv'
publish-iso-standard> WARNING: You are running a Hercules CI Effect in the Nix sandbox. This is very
publish-iso-standard>          unlikely to work. Effects are described in the derivation format and
publish-iso-standard>          have a lot in common, so you've probably tried to build it by accident.
publish-iso-standard> cp: cannot remove '/bin/sh': Permission denied
publish-iso-standard> cp: cannot create directory '/usr': Permission denied
error: build of '/nix/store/hqjq3qxbqmyh145fi6c6kp94san27vqs-publish-iso-standard.drv' on 'ssh-ng://nix-remote-builder@rofl-15.brkn.lol' failed: Cannot build '/nix/store/hqjq3qxbqmyh145fi6c6kp94san27vqs-publish-iso-standard.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/hy7q2x7x3sz7d6az7k035nrll41zz7hg-publish-iso-standard
       Last 5 log lines:
       > WARNING: You are running a Hercules CI Effect in the Nix sandbox. This is very
       >          unlikely to work. Effects are described in the derivation format and
       >          have a lot in common, so you've probably tried to build it by accident.
       > cp: cannot remove '/bin/sh': Permission denied
       > cp: cannot create directory '/usr': Permission denied
       For full logs, run:
         nix log /nix/store/hqjq3qxbqmyh145fi6c6kp94san27vqs-publish-iso-standard.drv
error: Cannot build '/nix/store/hqjq3qxbqmyh145fi6c6kp94san27vqs-publish-iso-standard.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/hy7q2x7x3sz7d6az7k035nrll41zz7hg-publish-iso-standard