complete or needs to be abandoned for whatever reason (in which case the
migrated codepaths still retain their performance benefits).
-GIT_TEST_REQUIRE_PREREQ=<list> allows specifying a space speparated list of
+GIT_TEST_REQUIRE_PREREQ=<list> allows specifying a space separated list of
prereqs that are required to succeed. If a prereq in this list is triggered by
a test and then fails then the whole test run will abort. This can help to make
sure the expected tests are executed and not silently skipped when their