Running target/release/mempool-2f39be8597df0623 running 14 tests test tests::empty ... ignored test tests::is_sync ... ignored test tests::no_reuse ... ignored test tests::reuse ... ignored test bench::crossbeam_ms_get_put ... bench: 108 ns/iter (+/- 2) test bench::crossbeam_seg_get_put ... bench: 113 ns/iter (+/- 41) test bench::crossbeam_treiber_get_put ... bench: 96 ns/iter (+/- 49) test bench::mempool_get_put_arc ... bench: 43 ns/iter (+/- 0) test bench::mempool_get_put_ref ... bench: 26 ns/iter (+/- 0) test bench::mpmc_get_put ... bench: 30 ns/iter (+/- 0) test bench::mutex_get_put ... bench: 46 ns/iter (+/- 1) test bench::mutex_lock_unlock ... bench: 19 ns/iter (+/- 0) test bench::refcell_get_put ... bench: 15 ns/iter (+/- 0) test bench::spin_lock_unlock ... bench: 7 ns/iter (+/- 0) test result: ok. 0 passed; 0 failed; 4 ignored; 10 measured