Minor changes for profiling and add more alignment.

The idea is to exclude as many sources as possible that could lead to issues with contention and cache misses. After some experimentation, we think that hyperthreading is simply not working very well with our kind of workload. In the future we might simply test on other hardware.
Status Job ID Name Coverage
  Build
passed #3415
build_cmake

00:22

 
  Test
failed #3416
run_tests

00:19

 
  Sanitizer
skipped #3418
run_address_sanitizer
skipped #3417
run_thread_sanitizer
 
Test run_tests
compilation terminated.
app/invoke_parallel/CMakeFiles/invoke_parallel.dir/build.make:62: recipe for target 'app/invoke_parallel/CMakeFiles/invoke_parallel.dir/main.cpp.o' failed
make[2]: *** [app/invoke_parallel/CMakeFiles/invoke_parallel.dir/main.cpp.o] Error 1
make[1]: *** [app/invoke_parallel/CMakeFiles/invoke_parallel.dir/all] Error 2
CMakeFiles/Makefile2:301: recipe for target 'app/invoke_parallel/CMakeFiles/invoke_parallel.dir/all' failed
make: *** [all] Error 2
Makefile:140: recipe for target 'all' failed
./ci_scripts/run_tests.sh: line 9: ./bin/tests: No such file or directory
ERROR: Job failed: exit code 1