Cronbuild samples have SHOW_RESULTS turned off
$ wget https://github.com/DynamoRIO/dynamorio/releases/download/cronbuild-7.91.18271/DynamoRIO-x86_64-Linux-7.91.18271-0.tar.gz
$ tar xzf DynamoRIO-x86_64-Linux-7.91.18271-0.tar.gz
$ cd DynamoRIO-x86_64-Linux-7.91.18271-0
$ bin64/drrun -stderr_mask 15 -c ./samples/bin64/libbbsize.so -- ls
<Starting application /bin/ls (23167)>
ACKNOWLEDGEMENTS bin64 cmake docs ext include lib64 License.txt logs README samples tools
<Stopping application /bin/ls (23167)>
SHOW_RESULTS is off because samples/CMakeLists.txt turns it off when BUILD_TESTS is on.