diff -u b/core/drupalci.yml b/core/drupalci.yml
--- b/core/drupalci.yml
+++ b/core/drupalci.yml
@@ -34,16 +34,16 @@
         testgroups: '--all'
         suppress-deprecations: false
         halt-on-fail: true
+      run_tests.simpletest:
+         types: 'Simpletest'
+         testgroups: '--all'
+         suppress-deprecations: false
+         halt-on-fail: false
       run_tests.functional:
         types: 'PHPUnit-Functional'
         testgroups: '--all'
         suppress-deprecations: false
         halt-on-fail: true
-      run_tests.simpletest:
-        types: 'Simpletest'
-        testgroups: '--all'
-        suppress-deprecations: false
-        halt-on-fail: true
       # Functional JavaScript tests require a concurrency of 1 because there is
       # only one instance of PhantomJS on the testbot machine.
       run_tests.javascript: