this derivation will be built:
  /nix/store/5h3slw3z99ax2f7dr8wjysd07zi02ag4-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/5h3slw3z99ax2f7dr8wjysd07zi02ag4-bcachefs-module-7.0.0-29-generic.drv'...