Add directive --nocapture

Signed-off-by: xizheyin <xizheyin@smail.nju.edu.cn>

Author: xizheyin

tests/ui/test-attrs/test-should-panic-failed-show-span.rs

@@ -1,6 +1,6 @@
 //@ no-prefer-dynamic
 //@ compile-flags: --test
-//@ run-flags: --test-threads=1
+//@ run-flags: --test-threads=1 --nocapture
 //@ run-fail
 //@ check-run-results
 //@ exec-env:RUST_BACKTRACE=0

tests/ui/test-attrs/test-should-panic-failed-show-span.run.stderr

@@ -0,0 +1,13 @@
+
+thread 'should_panic_with_any_message' panicked at $DIR/test-should-panic-failed-show-span.rs:13:5:
+Panic!
+note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
+
+thread 'should_panic_with_message' panicked at $DIR/test-should-panic-failed-show-span.rs:19:5:
+message
+
+thread 'should_panic_with_substring_panics_with_incorrect_string' panicked at $DIR/test-should-panic-failed-show-span.rs:37:5:
+ZOMGWTFBBQ
+
+thread 'should_panic_with_substring_panics_with_non_string_value' panicked at $DIR/test-should-panic-failed-show-span.rs:43:5:
+Box<dyn Any>

tests/ui/test-attrs/test-should-panic-failed-show-span.run.stdout

@@ -14,16 +14,10 @@ note: test did not panic as expected at $DIR/test-should-panic-failed-show-span.
 ---- should_panic_with_message_does_not_panic stdout ----
 note: test did not panic as expected at $DIR/test-should-panic-failed-show-span.rs:30:4
 ---- should_panic_with_substring_panics_with_incorrect_string stdout ----
-
-thread 'should_panic_with_substring_panics_with_incorrect_string' panicked at $DIR/test-should-panic-failed-show-span.rs:37:5:
-ZOMGWTFBBQ
 note: panic did not contain expected string
       panic message: `"ZOMGWTFBBQ"`,
  expected substring: `"message"`
 ---- should_panic_with_substring_panics_with_non_string_value stdout ----
-
-thread 'should_panic_with_substring_panics_with_non_string_value' panicked at $DIR/test-should-panic-failed-show-span.rs:43:5:
-Box<dyn Any>
 note: expected panic with string value,
  found non-string value: `TypeId(0x56ced5e4a15bd89050bb9674fa2df013)`
      expected substring: `"message"`