}
		return fmt.Sprintf("%s is above %s", first, c.Constraint.Version)
	}

	adverb := ""
	if len(c.Path) > 2 {
		adverb = "indirectly "
	}
	if c.Err != nil {
		return fmt.Sprintf("%s %srequires %s: %v", first, adverb, last, c.UnwrapModuleError())
	}
	return fmt.Sprintf("%s %srequires %s, but %s is requested", first, adverb, last, c.Constraint.Version)
}

		for _, c := range constraint.Conflicts {
			adverb := ""
			if len(c.Path) > 2 {
				adverb = "indirectly "
			}
			firstReason := reason(c.Path[0])
			last := c.Path[len(c.Path)-1]
			if c.Err != nil {
				base.Errorf("go: %v %srequires %v: %v", firstReason, adverb, last, c.UnwrapModuleError())
			} else {
				base.Errorf("go: %v %srequires %v, not %v", firstReason, adverb, last, reason(c.Constraint))
			}
		}