```
with asserts:

test hashmap::bench::find_existing                              ... bench:        35 ns/iter (+/- 5)
test hashmap::bench::find_nonexisting                           ... bench:        33 ns/iter (+/- 6)
test hashmap::bench::find_pop_insert                            ... bench:       216 ns/iter (+/- 7)
test hashmap::bench::hashmap_as_queue                           ... bench:       126 ns/iter (+/- 2)
test hashmap::bench::insert                                     ... bench:       176 ns/iter (+/- 6)

without asserts:

test hashmap::bench::find_existing                              ... bench:        34 ns/iter (+/- 3)
test hashmap::bench::find_nonexisting                           ... bench:        32 ns/iter (+/- 5)
test hashmap::bench::find_pop_insert                            ... bench:       198 ns/iter (+/- 12)
test hashmap::bench::hashmap_as_queue                           ... bench:       117 ns/iter (+/- 5)
test hashmap::bench::insert                                     ... bench:       184 ns/iter (+/- 14)
```