this derivation will be built:
  /nix/store/fjblsv9fcr9vswnf769nx9rdaymwqlhr-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/fjblsv9fcr9vswnf769nx9rdaymwqlhr-bcachefs-module-7.0.0-39-generic.drv'...