Updating crates.io index
     Locking 200 packages to latest compatible versions
      Adding criterion v0.5.1 (available: v0.8.2)
      Adding generic-array v0.14.7 (available: v0.14.9)
   Compiling rustzmq2 v0.1.0 (/home/runner/work/rustzmq2/rustzmq2)
    Finished `bench` profile [optimized] target(s) in 18.09s
     Running benches/compare_libzmq.rs (target/release/deps/compare_libzmq-dca6807bdcb04c5b)
Gnuplot not found, using plotters backend
Benchmarking libzmq/pair/tcp/16
Benchmarking libzmq/pair/tcp/16: Warming up for 2.0000 s
Benchmarking libzmq/pair/tcp/16: Collecting 30 samples in estimated 10.025 s (177k iterations)
Benchmarking libzmq/pair/tcp/16: Analyzing
libzmq/pair/tcp/16      time:   [55.750 µs 56.139 µs 56.569 µs]
                        thrpt:  [552.43 KiB/s 556.65 KiB/s 560.54 KiB/s]
Benchmarking libzmq/pair/tcp/256
Benchmarking libzmq/pair/tcp/256: Warming up for 2.0000 s
Benchmarking libzmq/pair/tcp/256: Collecting 30 samples in estimated 10.008 s (175k iterations)
Benchmarking libzmq/pair/tcp/256: Analyzing
libzmq/pair/tcp/256     time:   [57.058 µs 57.329 µs 57.567 µs]
                        thrpt:  [8.4819 MiB/s 8.5172 MiB/s 8.5577 MiB/s]
Found 1 outliers among 30 measurements (3.33%)
  1 (3.33%) high mild
Benchmarking libzmq/pair/tcp/4096
Benchmarking libzmq/pair/tcp/4096: Warming up for 2.0000 s
Benchmarking libzmq/pair/tcp/4096: Collecting 30 samples in estimated 10.023 s (167k iterations)
Benchmarking libzmq/pair/tcp/4096: Analyzing
libzmq/pair/tcp/4096    time:   [60.134 µs 60.468 µs 60.800 µs]
                        thrpt:  [128.50 MiB/s 129.20 MiB/s 129.92 MiB/s]
Benchmarking libzmq/pair/tcp/65536
Benchmarking libzmq/pair/tcp/65536: Warming up for 2.0000 s
Benchmarking libzmq/pair/tcp/65536: Collecting 30 samples in estimated 10.038 s (100k iterations)
Benchmarking libzmq/pair/tcp/65536: Analyzing
libzmq/pair/tcp/65536   time:   [99.446 µs 100.45 µs 101.64 µs]
                        thrpt:  [1.2010 GiB/s 1.2153 GiB/s 1.2275 GiB/s]
Found 2 outliers among 30 measurements (6.67%)
  2 (6.67%) high mild

Benchmarking libzmq/pair/ipc/16
Benchmarking libzmq/pair/ipc/16: Warming up for 2.0000 s
Benchmarking libzmq/pair/ipc/16: Collecting 30 samples in estimated 10.005 s (209k iterations)
Benchmarking libzmq/pair/ipc/16: Analyzing
libzmq/pair/ipc/16      time:   [47.565 µs 47.637 µs 47.721 µs]
                        thrpt:  [654.85 KiB/s 656.00 KiB/s 656.99 KiB/s]
Found 1 outliers among 30 measurements (3.33%)
  1 (3.33%) high mild
Benchmarking libzmq/pair/ipc/256
Benchmarking libzmq/pair/ipc/256: Warming up for 2.0000 s
Benchmarking libzmq/pair/ipc/256: Collecting 30 samples in estimated 10.012 s (202k iterations)
Benchmarking libzmq/pair/ipc/256: Analyzing
libzmq/pair/ipc/256     time:   [49.356 µs 49.480 µs 49.621 µs]
                        thrpt:  [9.8403 MiB/s 9.8682 MiB/s 9.8930 MiB/s]
Benchmarking libzmq/pair/ipc/4096
Benchmarking libzmq/pair/ipc/4096: Warming up for 2.0000 s
Benchmarking libzmq/pair/ipc/4096: Collecting 30 samples in estimated 10.015 s (191k iterations)
Benchmarking libzmq/pair/ipc/4096: Analyzing
libzmq/pair/ipc/4096    time:   [52.242 µs 52.405 µs 52.573 µs]
                        thrpt:  [148.60 MiB/s 149.08 MiB/s 149.55 MiB/s]
Found 1 outliers among 30 measurements (3.33%)
  1 (3.33%) low mild
Benchmarking libzmq/pair/ipc/65536
Benchmarking libzmq/pair/ipc/65536: Warming up for 2.0000 s
Benchmarking libzmq/pair/ipc/65536: Collecting 30 samples in estimated 10.027 s (124k iterations)
Benchmarking libzmq/pair/ipc/65536: Analyzing
libzmq/pair/ipc/65536   time:   [80.859 µs 81.173 µs 81.578 µs]
                        thrpt:  [1.4964 GiB/s 1.5038 GiB/s 1.5097 GiB/s]

Benchmarking libzmq/pair/inproc/16
Benchmarking libzmq/pair/inproc/16: Warming up for 2.0000 s
Benchmarking libzmq/pair/inproc/16: Collecting 30 samples in estimated 10.009 s (481k iterations)
Benchmarking libzmq/pair/inproc/16: Analyzing
libzmq/pair/inproc/16   time:   [20.585 µs 20.648 µs 20.714 µs]
                        thrpt:  [1.4733 MiB/s 1.4780 MiB/s 1.4825 MiB/s]
Benchmarking libzmq/pair/inproc/256
Benchmarking libzmq/pair/inproc/256: Warming up for 2.0000 s
Benchmarking libzmq/pair/inproc/256: Collecting 30 samples in estimated 10.007 s (473k iterations)
Benchmarking libzmq/pair/inproc/256: Analyzing
libzmq/pair/inproc/256  time:   [21.000 µs 21.107 µs 21.200 µs]
                        thrpt:  [23.032 MiB/s 23.134 MiB/s 23.252 MiB/s]
Found 1 outliers among 30 measurements (3.33%)
  1 (3.33%) high mild
Benchmarking libzmq/pair/inproc/4096
Benchmarking libzmq/pair/inproc/4096: Warming up for 2.0000 s
Benchmarking libzmq/pair/inproc/4096: Collecting 30 samples in estimated 10.008 s (438k iterations)
Benchmarking libzmq/pair/inproc/4096: Analyzing
libzmq/pair/inproc/4096 time:   [22.503 µs 22.594 µs 22.699 µs]
                        thrpt:  [344.18 MiB/s 345.77 MiB/s 347.18 MiB/s]
Benchmarking libzmq/pair/inproc/65536
Benchmarking libzmq/pair/inproc/65536: Warming up for 2.0000 s
Benchmarking libzmq/pair/inproc/65536: Collecting 30 samples in estimated 10.011 s (322k iterations)
Benchmarking libzmq/pair/inproc/65536: Analyzing
libzmq/pair/inproc/65536
                        time:   [30.530 µs 30.734 µs 30.910 µs]
                        thrpt:  [3.9492 GiB/s 3.9719 GiB/s 3.9983 GiB/s]