Flip incompatible_disable_autoloads_in_main_repo

The flag flip forces loads in main repository when using Bazel@HEAD. Flipping it now, so that we can disable autoloads by release of Bazel 9.

Downstream test: https://buildkite.com/bazel/bazel-at-head-plus-downstream/builds/4659
Issue: #25755
PiperOrigin-RevId: 756261097
Change-Id: I7204470c08a66a15b28bc0b0c48f41d69e1694c8

Author: comius

src/main/java/com/google/devtools/build/lib/packages/semantics/BuildLanguageOptions.java

@@ -149,7 +149,7 @@ public final class BuildLanguageOptions extends OptionsBase {
 
   @Option(
       name = "incompatible_disable_autoloads_in_main_repo",
-      defaultValue = "false",
+      defaultValue = "true",
       documentationCategory = OptionDocumentationCategory.STARLARK_SEMANTICS,
       effectTags = {OptionEffectTag.LOADING_AND_ANALYSIS},
       metadataTags = {OptionMetadataTag.INCOMPATIBLE_CHANGE},
@@ -943,7 +943,7 @@ public StarlarkSemantics toStarlarkSemantics() {
   public static final String INCOMPATIBLE_STOP_EXPORTING_LANGUAGE_MODULES =
       "-incompatible_stop_exporting_language_modules";
   public static final String INCOMPATIBLE_DISABLE_AUTOLOADS_IN_MAIN_REPO =
-      "-incompatible_disable_autoloads_in_main_repo";
+      "+incompatible_disable_autoloads_in_main_repo";
   public static final String INCOMPATIBLE_ALLOW_TAGS_PROPAGATION =
       "+incompatible_allow_tags_propagation";
   public static final String EXPERIMENTAL_BUILTINS_DUMMY = "-experimental_builtins_dummy";

src/test/shell/bazel/external_integration_test.sh

@@ -135,8 +135,10 @@ http_archive(
     sha256 = '$sha256'
 )
 EOF
+    add_rules_shell "MODULE.bazel"
 
     cat > zoo/BUILD <<EOF
+load("@rules_shell//shell:sh_binary.bzl", "sh_binary")
 sh_binary(
     name = "breeding-program",
     srcs = ["female.sh"],
@@ -195,6 +197,7 @@ http_archive(
     type = 'zip',
 )
 EOF
+  add_rules_shell "MODULE.bazel"
   bazel run //zoo:breeding-program >& $TEST_log \
     || echo "Expected build/run to succeed"
   kill_nc
@@ -249,8 +252,10 @@ http_archive = use_repo_rule("@bazel_tools//tools/build_defs/repo:http.bzl", "ht
 http_archive(name = 'endangered', url = 'http://bad.example/repo.zip',
     sha256 = '2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9826')
 EOF
-
+  add_rules_shell "MODULE.bazel"
   cat > zoo/BUILD <<EOF
+load("@rules_shell//shell:sh_binary.bzl", "sh_binary")
+
 sh_binary(
     name = "breeding-program",
     srcs = ["female.sh"],
@@ -293,6 +298,7 @@ EOF
 
   cat > zoo/BUILD <<EOF
 load("@rules_shell//shell:sh_binary.bzl", "sh_binary")
+
 sh_binary(
     name = "breeding-program",
     srcs = ["female.sh"],
@@ -614,9 +620,11 @@ http_file = use_repo_rule("@bazel_tools//tools/build_defs/repo:http.bzl", "http_
 http_file(name = 'toto', urls = ['http://127.0.0.1:$nc_port/toto'],
     sha256 = '$sha256', executable = True)
 EOF
-
+  add_rules_shell "MODULE.bazel"
   mkdir -p test
   cat > test/BUILD <<'EOF'
+load("@rules_shell//shell:sh_binary.bzl", "sh_binary")
+
 sh_binary(
     name = "test",
     srcs = ["test.sh"],
@@ -672,9 +680,11 @@ http_file = use_repo_rule("@bazel_tools//tools/build_defs/repo:http.bzl", "http_
 http_file(name = 'toto', urls = ['http://127.0.0.1:$redirect_port/toto'],
     sha256 = '$sha256')
 EOF
-
+  add_rules_shell "MODULE.bazel"
   mkdir -p test
   cat > test/BUILD <<'EOF'
+load("@rules_shell//shell:sh_binary.bzl", "sh_binary")
+
 sh_binary(
     name = "test",
     srcs = ["test.sh"],
@@ -2641,7 +2651,10 @@ local_repository = use_repo_rule("@bazel_tools//tools/build_defs/repo:local.bzl"
 local_repository(name = 'repo1', path='$test_repo1')
 local_repository(name = 'repo2', path='$test_repo2')
 EOF
+  add_rules_java "MODULE.bazel"
   cat > BUILD <<'EOF'
+load("@rules_java//java:java_binary.bzl", "java_binary")
+
 java_binary(
     name = "a_bin",
     runtime_deps = ["@repo1//a:a"],

src/test/shell/bazel/remote/remote_execution_test.sh

@@ -3770,8 +3770,10 @@ EOF
 # remote execution regardless of whether they are added as a source directory or
 # via globbing.
 function test_source_directory() {
+  add_rules_shell "MODULE.bazel"
   mkdir -p a
   cat > a/BUILD <<'EOF'
+load("@rules_shell//shell:sh_binary.bzl", "sh_binary")
 filegroup(
     name = "source_directory",
     srcs = ["dir"],

src/test/shell/integration/incompatible_autoload_externally_test.sh

@@ -24,6 +24,7 @@ source "${CURRENT_DIR}/../integration_test_setup.sh" \
 #### SETUP #############################################################
 
 set -e
+add_to_bazelrc "common --noincompatible_disable_autoloads_in_main_repo"
 
 #### TESTS #############################################################