Feature/nullification costing #13729

Job	Run time
Run SBOR integration tests	1m 47s
Check code format	50s
Run Radix Engine Toolkit tests	5m 53s
Run SBOR unit tests	1m 38s
Run Scrypto derive tests	3m 1s
Run Scrypto compiler tests	28m 23s
Run Scrypto tests	10m 50s
Run Radix Engine common benchmarks	2m 51s
Run Radix Engine benchmarks	23m 24s
Run Radix Engine build (ubuntu-16-cores-selfhosted)	16m 53s
Run Radix Engine tests (no_std)	15m 4s
Run Radix Engine tests (release)	14m 9s
Run Radix Engine tests	20m 23s
Run transaction scenarios	7m 17s
Run transaction tests	2m 41s
Run Scrypto examples	15m 53s
Check Scrypto Stubs	10m 53s
Run cargo check (ubuntu-16-cores-selfhosted)	4m 28s
Run cargo check with post run db check (ubuntu-16-cores-selfhosted)	4m 33s
Run determinism test	15m 16s
Run CLI tests (ubuntu-16-cores-selfhosted)	12m 22s
Run CLI tests (scrypto) (ubuntu-16-cores-selfhosted)	11m 5s
Run CLI tests (windows-16-cores-selfhosted)	18m 18s
Run CLI tests (scrypto coverage)	10m 51s
Run CLI tests (scrypto) (windows-16-cores-selfhosted)	16m 46s
Run CLI tests (scrypto) (macos-latest)	14m 43s
phylum-analyze / Analyze dependencies with Phylum	40s
	4h 50m 52s

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