this derivation will be built:
  /nix/store/j2xqf2bg9glwm31drwggc6mda2z3xyyh-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/j2xqf2bg9glwm31drwggc6mda2z3xyyh-bcachefs-module-7.0.0-28-generic.drv'...