this derivation will be built:
  /nix/store/cs6ybg8cx9xh1q561f2f6z0yx0fx2z87-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/cs6ybg8cx9xh1q561f2f6z0yx0fx2z87-bcachefs-module-7.0.0-39-generic.drv'...