Update test

Author: cbeuw

tests/ui/errors/remap-path-prefix-sysroot.rs

@@ -1,12 +1,18 @@
-// run-fail
-// check-run-results
-
-// exec-env:RUST_BACKTRACE=full
 // revisions: with-remap without-remap
 // compile-flags: -g -Ztranslate-remapped-path-to-local-path=yes
 // [with-remap]compile-flags: --remap-path-prefix={{rust-src-base}}=remapped
 // [without-remap]compile-flags:
+// error-pattern: E0507
+
+use std::thread;
+struct Worker {
+    thread: thread::JoinHandle<()>,
+}
 
-fn main() {
-    Vec::<String>::with_capacity(!0);
+impl Drop for Worker {
+    fn drop(&mut self) {
+        self.thread.join().unwrap();
+    }
 }
+
+pub fn main(){}

tests/ui/errors/remap-path-prefix-sysroot.with-remap.run.stderr

@@ -0,0 +1,17 @@
+error[E0507]: cannot move out of `self.thread` which is behind a mutable reference
+  --> remapped/tests/ui/errors/remap-path-prefix-sysroot.rs:14:9
+   |
+LL |         self.thread.join().unwrap();
+   |         ^^^^^^^^^^^ ------ `self.thread` moved due to this method call
+   |         |
+   |         move occurs because `self.thread` has type `JoinHandle<()>`, which does not implement the `Copy` trait
+   |
+note: `JoinHandle::<T>::join` takes ownership of the receiver `self`, which moves `self.thread`
+  --> remapped/library/std/src/thread/mod.rs:LL:COL
+   |
+LL |     pub fn join(self) -> Result<T> {
+   |                 ^^^^
+
+error: aborting due to 1 previous error
+
+For more information about this error, try `rustc --explain E0507`.

tests/ui/errors/remap-path-prefix-sysroot.with-remap.stderr

@@ -0,0 +1,17 @@
+error[E0507]: cannot move out of `self.thread` which is behind a mutable reference
+  --> $DIR/remap-path-prefix-sysroot.rs:14:9
+   |
+LL |         self.thread.join().unwrap();
+   |         ^^^^^^^^^^^ ------ `self.thread` moved due to this method call
+   |         |
+   |         move occurs because `self.thread` has type `JoinHandle<()>`, which does not implement the `Copy` trait
+   |
+note: `JoinHandle::<T>::join` takes ownership of the receiver `self`, which moves `self.thread`
+  --> $SRC_DIR_REAL/std/src/thread/mod.rs:LL:COL
+   |
+LL |     pub fn join(self) -> Result<T> {
+   |                 ^^^^
+
+error: aborting due to 1 previous error
+
+For more information about this error, try `rustc --explain E0507`.