Gradle DSL method not found: 'execute()'. Any solution?

[lalitkhandal]

FAILURE: Build failed with an exception.

• Where:
  Script '/Users/la20073037/AndroidStudioProjects/Telstra_24x7/telstra-24x7-android/app/buildscripts/copy_test_resources.gradle' line: 32

• What went wrong:
  Could not find method execute() for arguments [] on task ':app:copyTestSqiObfuscatedReleaseResources' of type org.gradle.api.tasks.Copy.

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

Deprecated Gradle features were used in this build, making it incompatible with Gradle 6.0.
Use '--warning-mode all' to show the individual deprecation warnings.
See https://docs.gradle.org/5.4.1/userguide/command_line_interface.html#sec:command_line_warnings