Auto merge of rust-lang#2174 - RalfJung:summary, r=oli-obk

bors · bors · commit 749efd29565a · 2022-06-01T13:01:22.000Z
print list of failed tests in summary compiletest does this and it is quite useful; see e.g. [here](https://github.com/rust-lang/rust/runs/6473917188?check_suite_focus=true). Example output: ![image](https://user-images.githubusercontent.com/330628/171382085-21674f46-9db4-49ef-9c52-2be06b307e28.png)
diff --git a/ui_test/src/lib.rs b/ui_test/src/lib.rs
@@ -209,6 +209,11 @@ pub fn run_tests(config: Config) {
                 eprintln!();
             }
         }
+        eprintln!("{}", "failures:".red().underline());
+        for (path, _miri, _revision, _errors, _stderr) in &failures {
+            eprintln!("    {}", path.display());
+        }
+        eprintln!();
         eprintln!(
             "test result: {}. {} tests failed, {} tests passed, {} ignored, {} filtered out",
             "FAIL".red(),

Original file line number	Diff line number	Diff line change
`@@ -209,6 +209,11 @@ pub fn run_tests(config: Config) {`
`209`	`209`	`eprintln!();`
`210`	`210`	`}`
`211`	`211`	`}`
	`212`	`+ eprintln!("{}", "failures:".red().underline());`
	`213`	`+ for (path, _miri, _revision, _errors, _stderr) in &failures {`
	`214`	`+ eprintln!(" {}", path.display());`
	`215`	`+ }`
	`216`	`+ eprintln!();`
`212`	`217`	`eprintln!(`
`213`	`218`	`"test result: {}. {} tests failed, {} tests passed, {} ignored, {} filtered out",`
`214`	`219`	`"FAIL".red(),`