this derivation will be built:
  /nix/store/8p6vnqj3z7pn5bbxi48ilsq93njsgy40-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/8p6vnqj3z7pn5bbxi48ilsq93njsgy40-bcachefs-module-7.0.0-28-generic.drv'...