--- a/make/Help.gmk	Fri Sep 07 14:54:15 2018 -0700
+++ b/make/Help.gmk	Fri Sep 07 15:46:39 2018 -0700
@@ -119,7 +119,7 @@
 run-test-prebuilt:
 	@( cd $(topdir) && \
 	    $(MAKE) --no-print-directory -r -R -I make/common/ -f make/RunTestsPrebuilt.gmk \
-	    run-test-prebuilt TEST="$(TEST)" )
+	    run-test-prebuilt CUSTOM_MAKE_DIR=$(CUSTOM_MAKE_DIR) TEST="$(TEST)" )
 
 ALL_GLOBAL_TARGETS := help print-configurations run-test-prebuilt
 

--- a/make/RunTestsPrebuilt.gmk	Fri Sep 07 14:54:15 2018 -0700
+++ b/make/RunTestsPrebuilt.gmk	Fri Sep 07 15:46:39 2018 -0700
@@ -276,9 +276,10 @@
 	@$(RM) -f $(MAKESUPPORT_OUTPUTDIR)/exit-with-error
 	@cd $(TOPDIR) && $(MAKE) $(MAKE_ARGS) -f make/RunTests.gmk run-test \
 	    TEST="$(TEST)"
-	@if test -f $(MAKESUPPORT_OUTPUTDIR)/exit-with-error ; then \
-	  exit 1 ; \
-	fi
+	$(MKDIR) -p $(OUTPUTDIR)/jtreg
+	$(MV) $(OUTPUTDIR)/test-results/`$(HEAD) -n 1 $(OUTPUTDIR)/test-support/test-last-ids.txt` $(OUTPUTDIR)/jtreg/JTreport
+	$(MV) $(OUTPUTDIR)/test-support/`$(HEAD) -n 1 $(OUTPUTDIR)/test-support/test-last-ids.txt` $(OUTPUTDIR)/jtreg/JTwork
+	$(MV) $(OUTPUTDIR)/jtreg/JTreport/exitcode.txt $(OUTPUTDIR)/jtreg/exitcode.txt
 
 all: run-test-prebuilt
 

--- a/make/conf/jib-profiles.js	Fri Sep 07 14:54:15 2018 -0700
+++ b/make/conf/jib-profiles.js	Fri Sep 07 15:46:39 2018 -0700
@@ -770,12 +770,11 @@
             dependencies: [ "jtreg", "gnumake", "boot_jdk", "jib", testedProfile + ".jdk",
                 testedProfile + ".test", "src.full"
             ],
-            work_dir: input.get("src.full", "install_path") + "/test",
+            work_dir: input.get("src.full", "install_path"),
             environment: {
-                "JT_JAVA": common.boot_jdk_home,
-                "PRODUCT_HOME": input.get(testedProfile + ".jdk", "home_path"),
-                "TEST_IMAGE_DIR": input.get(testedProfile + ".test", "home_path"),
-                "TEST_OUTPUT_DIR": input.src_top_dir
+                "BOOT_JDK": common.boot_jdk_home,
+                "JDK_IMAGE_DIR": input.get(testedProfile + ".jdk", "home_path"),
+                "TEST_IMAGE_DIR": input.get(testedProfile + ".test", "home_path")
             },
             labels: "test"
         }