limit thread weaving during tests for now to avoid VerifyError
diff --git a/releng/build-scripts/build/test.xml b/releng/build-scripts/build/test.xml
index f9be2c9..decd8a3 100644
--- a/releng/build-scripts/build/test.xml
+++ b/releng/build-scripts/build/test.xml
@@ -70,7 +70,7 @@
             	--add-opens java.base/jdk.internal.ref=ALL-UNNAMED

             	--add-opens java.base/jdk.internal.math=ALL-UNNAMED

             	--add-opens java.base/jdk.internal.misc=ALL-UNNAMED

-            	-Djava.io.tmpdir=${test.tmpDir} -Dot.weaving=otdre -javaagent:${otequinox.agent.jar}

+            	-Djava.io.tmpdir=${test.tmpDir} -Dot.weaving=otdre -Dotequinox.weave.thread=base -javaagent:${otequinox.agent.jar}

             	-Dcompliance=1.7,1.8,12"/>

 		</ant>

 	</target>