this derivation will be built:
  /nix/store/9hrx8xpmrkwvns766k8rzxmi5924fq03-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/9hrx8xpmrkwvns766k8rzxmi5924fq03-bcachefs-module-7.0.0-39-generic.drv'...