so in

~/.gradle/caches/4.10.2/gradle-kotlin-dsl-accessors/[hash]/cache/src/org/gradle/kotlin/dsl/Accessors0.kt

I have this code:

/**
 * Retrieves the [defaultArtifacts][org.gradle.api.internal.plugins.DefaultArtifactPublicationSet] extension.
 */
val org.gradle.api.Project.`defaultArtifacts`: org.gradle.api.internal.plugins.DefaultArtifactPublicationSet get() =
    (this as org.gradle.api.plugins.ExtensionAware).extensions.getByName("defaultArtifacts") as org.gradle.api.internal.plugins.DefaultArtifactPublicationSet