OptionalcheckedOptionalcounterexamplesCounterexamples found (one or many depending on mode/options).
OptionalisValidity result when known; may be omitted if truncated before conclusion.
OptionalnumNumber of assignments satisfying all constraints.
OptionalnumTotal number of assignments evaluated (including inadmissible ones).
false means the validity check could not run to completion.
Optionaltruncatedtrue iff checking stopped due to a configured limit.
OptionalvalidationValidation output when ok === false.
Variable IDs used to generate the checked assignments.