Experimental state management #913

Job	Run time
Bench	3m 41s
Build documentation	2m 32s
Coverage	2m 14s
Check formatting	9s
Test minimal rust version	2m 40s
Test (stable)	23s
Test (beta)	2m 45s
Test (nightly)	1m 14s
Test (1.65.0)	2m 27s
Test (stable, --features "std")	13s
Test (stable, --no-default-features)	8s
Test (stable, --no-default-features --features "alloc")	5s
Test (nightly, --no-default-features)	26s
Test (nightly, --no-default-features --features "alloc")	2m 45s
	21m 42s

Provide feedback