chroe: add base for parsing bench logs

benchmark/.gitignore

benchmark/benchmark-iter.py

benchmark/crit-ingest.py

benchmark/crit-rename.py

benchmark/logs/7924696.standard96_test.bench.txt

benchmark/logs/7924697.cpu-genoa_all.bench.txt

benchmark/logs/7924698.gpu-a100.bench.txt

benchmark/logs/7924700.gpu-pvc.bench.txt

benchmark/logs/7924809.cpp-bench.standard96_test.bench.txt

benchmark/logs/7924809.cpp-bench.standard96_test.info.txt

benchmark/logs/7924810.cpp-bench.standard96_test.bench.txt

benchmark/logs/7924810.cpp-bench.standard96_test.info.txt

benchmark/logs/7924811.cpp-bench.cpu-genoa_all.info.txt

benchmark/logs/7924812.cpp-bench.gpu-a100.bench.txt

benchmark/logs/7924812.cpp-bench.gpu-a100.info.txt

benchmark/logs/7924813.cpp-bench.gpu-pvc.info.txt

benchmark/logs/7924814.cpp-bench.cpu-genoa_all.bench.txt

benchmark/logs/7924814.cpp-bench.cpu-genoa_all.info.txt

benchmark/logs/7924815.cpp-bench.gpu-pvc.bench.txt

benchmark/logs/7924815.cpp-bench.gpu-pvc.info.txt