rvm: add debug-mode invariant assertions #219

Job	Run time
Analyze (go)	5m 5s
Analyze (c-cpp)	12m 47s
Analyze (python)	1m 25s
Analyze (java-kotlin)	3m 33s
Analyze (rust)	7m 13s
Analyze (javascript-typescript)	4m 42s
Analyze (csharp)	4m 53s
	39m 38s

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