Fix failing test when editable is in reqs

piptools/scripts/compile.py

@@ -179,9 +179,6 @@ def cli(verbose, dry_run, pre, rebuild, find_links, index_url, extra_index_url,
     # Check the given base set of constraints first
     Resolver.check_constraints(constraints)
 
-    # The requirement objects are modified in-place so we need to save off the list of primary packages first
-    primary_packages = {key_from_req(ireq.req) for ireq in constraints if not ireq.constraint}
-
     try:
         resolver = Resolver(constraints, repository, prereleases=pre,
                             clear_caches=rebuild, allow_unsafe=allow_unsafe)
@@ -236,7 +233,7 @@ def cli(verbose, dry_run, pre, rebuild, find_links, index_url, extra_index_url,
                           format_control=repository.finder.format_control)
     writer.write(results=results,
                  reverse_dependencies=reverse_dependencies,
-                 primary_packages=primary_packages,
+                 primary_packages={key_from_req(ireq.req) for ireq in constraints if not ireq.constraint},
                  markers={key_from_req(ireq.req): ireq.markers
                           for ireq in constraints if ireq.markers},
                  hashes=hashes)