Promela Reference -- notrace(2)

### `Promela` | ### `Declarator` | ### `notrace(2)`

`NAME`
`notrace` - for defining invalid event sequences.

`SYNTAX`
`notrace` `{` sequence `}`

`DESCRIPTION`
The logical negation of a `trace` definition, subject to the same requirements. The `notrace` correctness requirement is violated if the event sequence given in the trace declaration can be matched completely, that is, if a user-defined `end -state` in the trace definition, or the closing curly brace, is reachable.

`SEE ALSO`
`ltl(1)`, `end(2)`, `never(2)`, `trace(2)`.

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