CityHash without seed : avalanche issues

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--- Testing City64noSeed "Google CityHash64 without seed (default version, misses one final avalanche)"

[[[ Sanity Tests ]]]

Verification value 0x63FC6063 : PASS
Running sanity check 1    ..........PASS
Running AppendedZeroesTest..........PASS

[[[ Avalanche Tests ]]]

Testing  32-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 7.363333% !!!!!
Testing  40-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 1.081333% !!!!!
Testing  48-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.805333%
Testing  56-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.719333%
Testing  64-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 1.468000% !!!!!
Testing  72-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 4.304000% !!!!!
Testing  80-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 4.191333% !!!!!
Testing  96-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 1.923333% !!!!!
Testing 112-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 26.910000% !!!!!
Testing 128-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 83.715333% !!!!!
Testing 160-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.762000%
Testing 192-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.699333%
Testing 224-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 83.668667% !!!!!
Testing 256-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 83.950000% !!!!!
Testing 320-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 5.757333% !!!!!
Testing 384-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 5.669333% !!!!!
Testing 448-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 10.764667% !!!!!
Testing 512-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 10.434000% !!!!!
Testing 640-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.781333%
Testing 768-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.823333%
Testing 896-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.791333%
Testing 1024-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.818000%
Testing 1280-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.762000%
Testing 1536-bit keys ->  64-bit hashes,   300000 reps.......... worst bias is 0.838667%
*********FAIL*********

[[[ Keyset 'TwoBytes' Tests ]]]

Keyset 'TwoBytes' - up-to-16-byte keys, 44251425 total keys
Testing collisions   - Expected     0.00, actual     1.00 (18840.62x) !!!!!
Testing distribution - Worst bias is the  20-bit window at bit  11 - 0.013%

Keyset 'TwoBytes' - up-to-20-byte keys, 86536545 total keys
Testing collisions   - Expected     0.00, actual     1.00 (4926.64x) !!!!!
Testing distribution - Worst bias is the  20-bit window at bit  42 - 0.004%

Keyset 'TwoBytes' - up-to-24-byte keys, 149633745 total keys
Testing collisions   - Expected     0.00, actual     1.00 (1647.75x) !!!!!
Testing distribution - Worst bias is the  20-bit window at bit  45 - 0.002%

*********FAIL*********

[[[ Keyset 'Sparse' Tests ]]]

Keyset 'Sparse' - 512-bit keys with up to 3 bits set - 22370049 keys
Testing collisions   - Expected     0.00, actual   217.00 (15998364.99x) !!!!!
Testing distribution - Worst bias is the  20-bit window at bit  60 - 0.014%

*********FAIL*********




Input vcode 0x00000001, Output vcode 0x00000001, Result vcode 0x00000001
Verification value is 0x00000001 - Testing took 2020.749877 seconds
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