Do not use clap parser #598

Job	Run time
rust_ci (ubuntu-latest, beta)	1m 39s
rust_ci (windows-latest, beta)	2m 51s
rust_ci (macos-latest, beta)	1m 44s
rust_ci (macos-latest, stable)	1m 5s
rust_ci (windows-latest, stable)	2m 10s
rust_ci (ubuntu-latest, stable)	1m 12s
	10m 41s

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