build

Avoid truncating output in ---doc mode #4485

Job	Run time
compile (ubuntu-22.04, linux, linux-x64, alpine:latest, musl)	2m 17s
compile (ubuntu-20.04, linux, linux-x64)	5m 8s
compile (ubuntu-20.04, linux, linux-arm64)	1m 34s
compile (macos-latest, darwin, darwin-x64)	1m 35s
compile (macos-latest, darwin, darwin-arm64)	2m 7s
compile (windows-latest, windows, win32-ia32)	3m 40s
compile (windows-latest, windows, win32-x64)	3m 29s
	19m 50s

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