this derivation will be built:
  /nix/store/4y4sh9vhssqa3jla7f7ys23m85fqp5z5-bcachefs-module-7.0.0-28-generic-64k.drv
building '/nix/store/4y4sh9vhssqa3jla7f7ys23m85fqp5z5-bcachefs-module-7.0.0-28-generic-64k.drv'...