require 1.58 msrv

Author: nyurik

.github/workflows/main.yml

@@ -229,7 +229,7 @@ jobs:
       with:
         submodules: true
     - name: Install Rust
-      run: rustup update 1.55.0 && rustup default 1.55.0
+      run: rustup update 1.58.0 && rustup default 1.58.0
     - run: cargo build
 
   miri:

tests/accuracy/main.rs

@@ -103,7 +103,7 @@ fn verify(filelines: &[Pos]) {
         loop {
             let sym = match symbols.next() {
                 Some(sym) => sym,
-                None => panic!("{}", "failed to find {file}:{line}"),
+                None => panic!("failed to find {file}:{line}"),
             };
             if let Some(filename) = sym.filename() {
                 if let Some(lineno) = sym.lineno() {