this derivation will be built:
  /nix/store/20ykqls6wx8qlms5q7vg3rj77p0qxsdm-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/20ykqls6wx8qlms5q7vg3rj77p0qxsdm-bcachefs-module-7.0.0-34-generic.drv'...