Benchmarking tool using cost estimator #788

Job	Run time
Rustfmt	15s
Bitrot check	3m 43s
Build target wasm32-unknown-unknown	2m 29s
Intra-doc links	2m 28s
Build target wasm32-wasi	2m 39s
Test on ubuntu-latest with basic features	7m 50s
Test on windows-latest with basic features	9m 47s
Test on macOS-latest with basic features	12m 50s
Test on ubuntu-latest with all features	9m 39s
Test on windows-latest with all features	11m 29s
Test on macOS-latest with all features	9m 33s
	1h 12m 42s

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