this derivation will be built:
  /nix/store/dwn6zs8d8dr19l1jaib1pbvh7fms4yyq-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/dwn6zs8d8dr19l1jaib1pbvh7fms4yyq-bcachefs-module-7.0.0-39-generic.drv'...