```
ABC_BUILD_NAME=build-ubsan ./contrib/teamcity/build-configurations.sh
export UBSAN_OPTIONS="suppressions=/home/jasonbcox/projects/bitcoin-abc/test/sanitizer_suppressions/ubsan:print_stacktrace=1:halt_on_error=1"
./test/functional/test_runner.py wallet_multiwallet
```
+ UBSAN on CI