tweak CI

.gitlab-ci.yml

@@ -18,9 +18,10 @@ test_min:
   script:
     - pip install --user .
     - pip3 install --user .
-    - nosetests -q --with-coverage --cover-package=nifty4 --cover-branches
+    - nosetests -q
     - nosetests3 -q
     - OMP_NUM_THREADS=1 mpiexec --allow-run-as-root -n 4 nosetests -q 2>/dev/null
     - OMP_NUM_THREADS=1 mpiexec --allow-run-as-root -n 4 nosetests3 -q 2>/dev/null
+    - nosetests -q --with-coverage --cover-package=nifty4 --cover-branches --cover-erase
     - >
       coverage report | grep TOTAL | awk '{ print "TOTAL: "$6; }'