test: ignore doctest-xcompile related tests

The doctest-xcompile flags have changed,
though we don't want to bother beta toolchain for that.

See rust-lang#15455

Author: weihanglo

tests/testsuite/build_script.rs

@@ -5513,6 +5513,7 @@ fn test_with_dep_metadata() {
     p.cargo("test --lib").run();
 }
 
+#[ignore = "1-86 beta betaport"]
 #[cargo_test]
 fn duplicate_script_with_extra_env() {
     // Test where a build script is run twice, that emits different rustc-env

tests/testsuite/cross_compile.rs

@@ -1218,7 +1218,8 @@ test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; fini
         .run();
 }
 
-#[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
+#[ignore = "1-86 beta betaport"]
+#[cargo_test]
 fn doctest_xcompile_linker() {
     if cross_compile::disabled() {
         return;

tests/testsuite/custom_target.rs

@@ -36,7 +36,8 @@ const SIMPLE_SPEC: &str = r#"
 }
 "#;
 
-#[cargo_test(nightly, reason = "requires features no_core, lang_items")]
+#[ignore = "1-86 beta betaport"]
+#[cargo_test]
 fn custom_target_minimal() {
     let p = project()
         .file(

tests/testsuite/standard_lib.rs

@@ -646,7 +646,8 @@ fn check_std() {
         .run();
 }
 
-#[cargo_test(build_std_mock)]
+#[ignore = "1-86 beta betaport"]
+#[cargo_test]
 fn doctest() {
     let setup = setup();
 

tests/testsuite/test.rs

@@ -4740,9 +4740,8 @@ fn test_dep_with_dev() {
         .run();
 }
 
-// #[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
+#[ignore = "1-86 beta betaport"]
 #[cargo_test]
-#[ignore = "waiting for https://github.com/rust-lang/rust/pull/138877"]
 fn cargo_test_doctest_xcompile_ignores() {
     // -Zdoctest-xcompile also enables --enable-per-target-ignores which
     // allows the ignore-TARGET syntax.
@@ -4844,7 +4843,8 @@ test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; fini
     .run();
 }
 
-#[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
+#[ignore = "1-86 beta betaport"]
+#[cargo_test]
 fn cargo_test_doctest_xcompile_runner() {
     if !cross_compile::can_run_on_host() {
         return;
@@ -4931,7 +4931,8 @@ this is a runner
     .run();
 }
 
-#[cargo_test(nightly, reason = "-Zdoctest-xcompile is unstable")]
+#[ignore = "1-86 beta betaport"]
+#[cargo_test]
 fn cargo_test_doctest_xcompile_no_runner() {
     if !cross_compile::can_run_on_host() {
         return;