Merge pull request #521 from 9999years/set-width #974

Job	Run time
Windows (stable, default features)	2m 9s
Compute binary sizes	41s
Build benchmarks	43s
Build documentation	20s
Fuzz test (fill_first_fit)	1m 40s
Ubuntu (stable, no default features)	23s
Fuzz test (fill_optimal_fit)	1m 41s
Build Wasm demo	22s
Ubuntu (stable, all features)	41s
Fuzz test (fill_fast_path)	1m 48s
Ubuntu (stable, default features)	24s
Fuzz test (wrap_first_fit)	1m 38s
Ubuntu (nightly, no default features)	44s
Fuzz test (wrap_optimal_fit)	2m 2s
Ubuntu (nightly, all features)	1m 10s
Fuzz test (wrap_optimal_fit_usize)	1m 51s
Ubuntu (nightly, default features)	49s
Fuzz test (wrap_fast_path)	1m 50s
Fuzz test (unfill)	1m 40s
Fuzz test (refill)	1m 40s
Minimum supported Rust version (no default features)	9m 3s
Minimum supported Rust version (all features)	9m 35s
Minimum supported Rust version (default features)	11m 33s
Deploy Wasm demo	5s
	54m 32s

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