this derivation will be built:
  /nix/store/r0g4ql3x9cin8vy7l4d8pgsgvd6phz8z-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/r0g4ql3x9cin8vy7l4d8pgsgvd6phz8z-bcachefs-module-7.0.0-28-generic.drv'...