=== ":material-language-kotlin: Kotlin"
    ```kotlin
      private val client = OkHttpClient.Builder()
          .certificatePinner(
              CertificatePinner.Builder()

 * limitations under the License.
 */
@file:OptIn(ExperimentalContracts::class)

package okhttp3.internal.connection

import kotlin.concurrent.withLock
import kotlin.contracts.ExperimentalContracts
import kotlin.contracts.InvocationKind
import kotlin.contracts.contract
import okhttp3.Dispatcher
import okhttp3.internal.http2.Http2Connection
import okhttp3.internal.http2.Http2Stream

org.gradle.caching=true
org.gradle.jvmargs='-Dfile.encoding=UTF-8'
org.gradle.parallel=true
android.enableJetifier=true
android.useAndroidX=true
kotlin.mpp.stability.nowarn=true
kotlin.js.compiler=ir
kotlin.incremental.js.ir=true
androidBuild=false
graalBuild=false
loomBuild=false
containerTests=false

                    plugins {
                        base
                        kotlin("jvm") version "$embeddedKotlinVersion" apply false
                    }
                    subprojects {
                        apply(plugin = "gradlebuild.module-identity")
                        apply(plugin = "kotlin")
                        the<ModuleIdentityExtension>().baseName.set("api-module")

import common.functionalTestParameters
import common.gradleWrapper
import common.killProcessStep
import configurations.CompileAll
import jetbrains.buildServer.configs.kotlin.BuildStep
import jetbrains.buildServer.configs.kotlin.BuildType
import jetbrains.buildServer.configs.kotlin.ParameterDisplay

class RerunFlakyTest(os: Os, arch: Arch = Arch.AMD64) : BuildType({
    val id = "Util_RerunFlakyTest${os.asName()}${arch.asName()}"

    "functionalTests": true,
    "crossVersionTests": false
  },
  {
    "name": "kotlin-dsl",
    "path": "platforms/core-configuration/kotlin-dsl",
    "unitTests": true,
    "functionalTests": true,
    "crossVersionTests": false
  },
  {
    "name": "kotlin-dsl-integ-tests",
    "path": "platforms/core-configuration/kotlin-dsl-integ-tests",
    "unitTests": false,
    "functionalTests": true,

    </JavaCodeStyleSettings>
    <JetCodeStyleSettings>
      <option name="PACKAGES_TO_USE_STAR_IMPORTS">
        <value>
          <package name="org.gradle.kotlin.dsl" alias="false" withSubpackages="false" />
          <package name="kotlinx.android.synthetic" alias="false" withSubpackages="true" />
        </value>
      </option>
      <option name="NAME_COUNT_TO_USE_STAR_IMPORT" value="2147483647" />

 * </ul>
 *
 * <p>Consumers of this annotation include:
 *
 * <ul>
 *   <li>Kotlin, for which it makes the type-variable usage (a) a Kotlin platform type when the type
 *       argument is non-nullable and (b) nullable when the type argument is nullable. We use this
 *       to "undo" {@link ElementTypesAreNonnullByDefault}. It is the best we can do for Kotlin
 *       under our current constraints.
 *   <li>NullAway, which will <a

 * </ul>
 *
 * <p>Consumers of this annotation include:
 *
 * <ul>
 *   <li>Kotlin, for which it makes the type-variable usage (a) a Kotlin platform type when the type
 *       argument is non-nullable and (b) nullable when the type argument is nullable. We use this
 *       to "undo" {@link ElementTypesAreNonnullByDefault}. It is the best we can do for Kotlin
 *       under our current constraints.
 *   <li>NullAway, which will <a

package configurations

import common.Os
import common.applyDefaultSettings
import jetbrains.buildServer.configs.kotlin.BuildStep
import jetbrains.buildServer.configs.kotlin.buildSteps.script
import model.CIBuildModel
import model.Stage

class CheckTeamCityKotlinDSL(model: CIBuildModel, stage: Stage) : OsAwareBaseGradleBuildType(
    os = Os.LINUX, stage = stage, init = {
        id("${model.projectId}_CheckTeamCityKotlinDSL")