this derivation will be built:
  /nix/store/a6b8i627j5j55q8kjkqh5waknwi9151h-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/a6b8i627j5j55q8kjkqh5waknwi9151h-bcachefs-module-7.0.0-38-generic.drv'...