Method <org.gradle.api.tasks.JavaExec.getBootstrapClasspath()> does not have raw return type assignable to org.gradle.api.file.ConfigurableFileCollection in (JavaExec.java:0)
Method <org.gradle.api.tasks.JavaExec.getClasspath()> does not have raw return type assignable to org.gradle.api.file.ConfigurableFileCollection in (JavaExec.java:0)

        """

        buildFile << """
            apply plugin: 'java'

            class MyJavaExec extends JavaExec {

                @Override
                void exec() {
                    jvmArgs = jvmArgs
                    super.exec()
                }
            }

            task run(type: MyJavaExec) {
                classpath = sourceSets.main.runtimeClasspath
                mainClass = "Main"

 */
package org.gradle.api.plugins

import org.gradle.api.distribution.plugins.DistributionPlugin
import org.gradle.api.file.CopySpec
import org.gradle.api.internal.tasks.JvmConstants
import org.gradle.api.tasks.JavaExec
import org.gradle.api.tasks.SourceSet
import org.gradle.api.tasks.TaskDependencyMatchers
import org.gradle.api.tasks.application.CreateStartScripts
import org.gradle.api.tasks.bundling.Tar

    override fun evaluationDependsOn(path: String): Project =
        delegate.evaluationDependsOn(path)

    override fun javaexec(closure: Closure<*>): ExecResult =
        delegate.javaexec(closure)

    override fun javaexec(action: Action<in JavaExecSpec>): ExecResult =
        delegate.javaexec(action)

    @AllowUsingApiForExternalUse
    override fun getChildProjects(): MutableMap<String, Project> =

     *
     * @param action Action to configure the JavaExecSpec
     * @return {@link ExecResult} that can be used to check if the execution worked
     */
    ExecResult javaexec(Action<? super JavaExecSpec> action);

        buildFile << """
            plugins {
                id '${plugin}'
            }

            tasks.register("run", JavaExec) {
                javaLauncher = javaToolchains.launcherFor {
                    languageVersion = JavaLanguageVersion.of(${jdk.javaVersion.majorVersion})
                }
                setJvmArgs(['-version'])

Accessors for org.gradle.api.tasks.AbstractExecTask.args don't use symmetrical @Nullable
Accessors for org.gradle.api.tasks.AbstractExecTask.executable don't use symmetrical @Nullable
Accessors for org.gradle.api.tasks.JavaExec.executable don't use symmetrical @Nullable
Accessors for org.gradle.api.tasks.SourceSetOutput.resourcesDir don't use symmetrical @Nullable
Accessors for org.gradle.api.tasks.bundling.War.classpath don't use symmetrical @Nullable

            task runTask(type: JavaExec) {
                args = [ "help", file("test-project"), requestedGradleVersion, requestedTargetJdk, gradle.gradleUserHomeDir, ignoreFlakyDaemonConnections ]
            }

            task buildAction(type: JavaExec) {

plugins {
    id("gradlebuild.distribution.api-java")
}

description = "Source for JavaCompile, JavaExec and Javadoc tasks, it also contains logic for incremental Java compilation"

errorprone {
    disabledChecks.addAll(
        "CheckReturnValue", // 2 occurrences
        "DoNotClaimAnnotations", // 6 occurrences
        "InconsistentCapitalization", // 1 occurrences
        "InvalidInlineTag", // 3 occurrences

            return delegate.delete(action)
        }

        override fun javaexec(closure: Closure<*>): ExecResult {
            onAccess("javaexec")
            return delegate.javaexec(closure)
        }

        override fun javaexec(action: Action<in JavaExecSpec>): ExecResult {
            onAccess("javaexec")
            return delegate.javaexec(action)
        }