in z3tracer/src/main.rs [80:93]
fn get_instantiations(model: &Model) -> Vec<(String, Vec<usize>)> {
IntoIterSorted::from(model.most_instantiated_terms())
.map(|(_count, id)| {
let mut timestamps = model
.term_data(&id)
.unwrap()
.instantiation_timestamps
.clone();
timestamps.sort_unstable();
let name = model.id2name(&id).unwrap_or_else(|| "??".to_string());
(name, timestamps)
})
.collect()
}