Mutability,
};
use rustc_middle::ty::{self, fold::TypeVisitor, Ty, TyCtxt};
-use rustc_mir::dataflow::{Analysis, AnalysisDomain, GenKill, GenKillAnalysis, ResultsCursor};
+use rustc_mir_dataflow::{Analysis, AnalysisDomain, GenKill, GenKillAnalysis, ResultsCursor};
use rustc_session::{declare_lint_pass, declare_tool_lint};
use rustc_span::source_map::{BytePos, Span};
use rustc_span::sym;