this derivation will be built:
  /nix/store/064wpd96w8adwhhbsgzkjljb8a6xw9am-bcachefs-module-7.0.0-26-generic.drv
building '/nix/store/064wpd96w8adwhhbsgzkjljb8a6xw9am-bcachefs-module-7.0.0-26-generic.drv'...