```
cmake -GNinja -DTEST_UPGRADE=On ..
ninja check # passes
git checkout 98d6c53 # the commit before D4451
arc patch --skip-dependencies D4462
arc patch --skip-dependencies <this patch>
ninja check # fails
<build>/src/test/test_bitcoin -gravitonactivationtime=1585000000 # a time in the future so graviton is disabled; passes
```