adds silenced_warnings instead of instructions

2 jobs for feature/blockstructured-remove-clutter in 36 minutes and 16 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Test
failed #91166
cores:20 perftool
git-debian-10-clang-7-libcpp-17

00:32:47

failed #91165
cores:20 perftool
git-debian-10-gcc-8-noassert-17

00:36:16

 
Name Stage Failure
failed
git-debian-10-gcc-8-noassert-17 Test
Name:      blockstructured_poisson_vec_tail_3d_vec_consecutive
FullName: ./test/blockstructured/poisson/blockstructured_poisson_vec_tail_3d_vec_consecutive
Status: FAILED

JUnit report for CTest results written to /builds/extensions/dune-codegen/junit/dune-codegen-cmake.xml
--- Failed to build dune-codegen ---
Terminating dunecontrol due to previous errors!
+ exit 1
ERROR: Job failed: exit code 1
failed
git-debian-10-clang-7-libcpp-17 Test
Name:      blockstructured_poisson_vec_tail_3d_vec_consecutive
FullName: ./test/blockstructured/poisson/blockstructured_poisson_vec_tail_3d_vec_consecutive
Status: FAILED

JUnit report for CTest results written to /builds/extensions/dune-codegen/junit/dune-codegen-cmake.xml
--- Failed to build dune-codegen ---
Terminating dunecontrol due to previous errors!
+ exit 1
ERROR: Job failed: exit code 1