fixup

.github/workflows/build.yml

@@ -139,15 +139,7 @@ jobs:
             --junit-xml=firedrake4_{#}.xml \
             -m parallel[4] tests/firedrake ::: $(seq 3)
 
-      - name: Run tests (nprocs = 5)
-        if: ${{ success() || steps.build.conclusion == 'success' }}
-        run: |
-          . ../firedrake_venv/bin/activate
-          parallel --line-buffer --tag --quote \
-            mpiexec -n 5 pytest -v --splits 2 --group {#} --splitting-algorithm least_duration \
-            --timeout=1800 --timeout-method=thread -o faulthandler_timeout=1860 \
-            --junit-xml=firedrake5_{#}.xml \
-            -m parallel[5] tests/firedrake ::: $(seq 2)
+      # NOTE: We do not have any tests that run with 5 processes
 
       - name: Run tests (nprocs = 6)
         if: ${{ success() || steps.build.conclusion == 'success' }}

tests/firedrake/regression/test_interpolate_cross_mesh.py

@@ -236,7 +236,7 @@ def parameters(request):
         # processes for this mesh pair.
         # Function.at often gets conflicting answers across boundaries for this
         # mesh, so we lower the tolerance a bit for this test
-        m_dest.tolerance = 0.1
+        m_dest.tolerance = 0.2
         # We use add to avoid TSFC complaints about too many indices for sum
         # factorisation when interpolating expressions of SpatialCoordinates(m_src)
         # into V_dest