Rate       mmap_fn vbu512 vbu1k batio vbu2k vbp512 vbp1k cdk_orig vbp2k vbp4k vbu4k bitstring cdk2k cdk4k str_only
  mmap_fn -nan+--nan/s      --     --    --    --    --     --    --       --    --    --    --        --    --    --       --
   vbu512 2.01+-0.26/s      --     -- [-1%]  -27%  -30%   -33%  -34%     -35%  -36%  -36%  -36%      -36%  -38%  -38%     -62%
    vbu1k 2.03+-0.11/s      --   [1%]    --  -26%  -29%   -32%  -34%     -34%  -35%  -35%  -35%      -35%  -37%  -37%     -61%
    batio 2.75+-0.08/s      --    37%   35%    -- [-4%]    -8%  -10%     -10%  -12%  -12%  -12%      -13%  -15%  -15%     -47%
    vbu2k 2.87+-0.26/s      --    43%   41%  [4%]    --  [-3%] [-6%]    [-6%]   -8%   -8%   -8%       -9%  -11%  -11%     -45%
   vbp512 2.98+-0.01/s      --    48%   47%    8%  [4%]     --   -3%    [-3%]   -4%   -5%   -5%       -5%   -8%   -8%     -43%
    vbp1k 3.06+-0.00/s      --    52%   51%   11%  [7%]     3%    --    [-0%]   -2%   -2%   -2%       -3%   -5%   -5%     -41%
 cdk_orig 3.07+-0.24/s      --    53%   51%   12%  [7%]   [3%]  [0%]       -- [-1%] [-2%] [-2%]     [-2%] [-5%] [-5%]     -41%
    vbp2k 3.12+-0.01/s      --    55%   53%   13%    8%     5%    2%     [1%]    -- [-0%]   -1%       -1%   -4%   -4%     -40%
    vbp4k 3.13+-0.03/s      --    56%   54%   14%    9%     5%    2%     [2%]  [0%]    -- [-0%]     [-1%]   -3%   -3%     -40%
    vbu4k 3.14+-0.01/s      --    56%   54%   14%    9%     5%    2%     [2%]    1%  [0%]    --     [-0%]   -3%   -3%     -40%
bitstring 3.15+-0.01/s      --    57%   55%   14%   10%     6%    3%     [2%]    1%  [1%]  [0%]        --   -3%   -3%     -40%
    cdk2k 3.23+-0.00/s      --    61%   59%   18%   13%     9%    6%     [5%]    4%    3%    3%        3%    -- [-0%]     -38%
    cdk4k 3.24+-0.00/s      --    61%   59%   18%   13%     9%    6%     [5%]    4%    3%    3%        3%  [0%]    --     -38%
 str_only 5.24+-0.03/s      --   161%  158%   90%   82%    76%   71%      71%   68%   67%   67%       66%   62%   62%       --