Feature: improve checkmode outputs #460

Job	Run time
ci_standalone (21.13.0) / integration	19m 19s
ci_standalone (22.5.0) / integration	23m 41s
ci_standalone (21.11.0) / integration	20m 15s
ci_standalone (22.6.0) / integration	29m 13s
ci_standalone (devel) / integration	28m 34s
	2h 1m 2s

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