Stability dashboard: crate rustc_driver

This dashboard summarizes the stability levels for all of the public modules of the crate, according to the total number of items at each level in the module and its children (percentages total for rustc_driver):
stable (20%),
unstable (79%),
deprecated (0%),
unmarked (0%)
The counts do not include methods or trait implementations that are visible only through a re-exported type.
rustc_driver    
rustc_driver::diagnostic    
rustc_driver::driver    
rustc_driver::pretty