Avoid duplicate crates #1595

Job	Run time
Docs - stable toolchain (recent)	18s
Test 32-bit version	35s
Format - nightly toolchain	11s
Test - 1.63.0 toolchain (minimal)	11s
Prepare	3s
Test - 1.63.0 toolchain (recent)	12s
Test - stable toolchain (minimal)	3m 12s
WASM - stable toolchain	1m 40s
Test - stable toolchain (recent)	3m 27s
ASAN - nightly toolchain (recent)	1m 39s
Docs - nightly toolchain (recent)	31s
Bench - nightly toolchain (recent)	28s
Lint - nightly toolchain (recent)	25s
Test - nightly toolchain (minimal)	2m 27s
no-std - nightly toolchain (recent)	50s
Test - nightly toolchain (recent)	2m 27s
	18m 36s

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