this derivation will be built:
  /nix/store/8br3q6psa6ll2nx1g7swd1wb4wjdvhg2-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/8br3q6psa6ll2nx1g7swd1wb4wjdvhg2-bcachefs-module-7.0.0-39-generic.drv'...