Test

Fix Cargo format issues #322

Job	Run time
check (Immix, release, macos-latest)	6m 47s
check (Immix, debug, 150, ubuntu-latest)	4m 55s
check (MarkSweep, debug, 150, macos-latest)	10m 6s
check (MarkSweep, release, macos-latest)	6m 35s
check (Immix, debug, 150, macos-latest)	5m 53s
check (MarkSweep, debug, 150, ubuntu-latest)	5m 44s
check (MarkSweep, release, ubuntu-latest)	5m 5s
check (Immix, release, ubuntu-latest)	6m 18s
	51m 23s

Provide feedback