this derivation will be built:
  /nix/store/8vkjx1zaxr1zyqa89q2ajnr0sv30sbwd-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/8vkjx1zaxr1zyqa89q2ajnr0sv30sbwd-bcachefs-module-7.0.0-29-generic.drv'...