tests/run-make: use must_use results

Author: jieyouxu

tests/run-make/c-link-to-rust-staticlib/rmake.rs

@@ -10,6 +10,6 @@ fn main() {
     rustc().input("foo.rs").run();
     cc().input("bar.c").input(static_lib_name("foo")).out_exe("bar").args(&extra_c_flags()).run();
     run("bar");
-    fs::remove_file(static_lib_name("foo"));
+    fs::remove_file(static_lib_name("foo")).unwrap();
     run("bar");
 }

tests/run-make/doctests-keep-binaries/rmake.rs

@@ -10,7 +10,7 @@ fn setup_test_env<F: FnOnce(&Path, &Path)>(callback: F) {
     create_dir(&out_dir).expect("failed to create doctests folder");
     rustc().input("t.rs").crate_type("rlib").run();
     callback(&out_dir, Path::new("libt.rlib"));
-    remove_dir_all(out_dir);
+    remove_dir_all(out_dir).unwrap();
 }
 
 fn check_generated_binaries() {
@@ -58,6 +58,6 @@ fn main() {
             .extern_("t", "libt.rlib")
             .run();
 
-        remove_dir_all(run_dir_path);
+        remove_dir_all(run_dir_path).unwrap();
     });
 }

tests/run-make/doctests-runtool/rmake.rs

@@ -31,6 +31,6 @@ fn main() {
         .extern_("t", "libt.rlib")
         .run();
 
-    remove_dir_all(run_dir);
-    remove_dir_all(run_tool);
+    remove_dir_all(run_dir).unwrap();
+    remove_dir_all(run_tool).unwrap();
 }