no kill

.github/workflows/run-tests.yml

@@ -10,9 +10,9 @@ jobs:
     strategy:
       matrix:
         python-version: [ 3.7, 3.8, 3.9 ]
-        attempt: [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 ]
+        attempt: [ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20 ]
       fail-fast: false
-    timeout-minutes: 15
+    timeout-minutes: 5
     steps:
       - uses: actions/checkout@v2
       - name: Set up Python

tests/conftest.py

@@ -23,10 +23,6 @@ def cleanup_children():
         for child in children:
             with suppress(psutil.NoSuchProcess):
                 child.terminate()
-        psutil.wait_procs(children, timeout=1)
-        for child in children:
-            with suppress(psutil.NoSuchProcess):
-                child.kill()
 
     # Broken code or killing of child processes may leave the MPFuture backend corrupted
     MPFuture.reset_backend()