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wyhash32low.txt
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-------------------------------------------------------------------------------
--- Testing wyhash32low "wyhash v4.2 lower 32bit" GOOD
[[[ Sanity Tests ]]]
Verification value 0xC5DF9AA0 ....... PASS
Running sanity check 1 .......... PASS
Running AppendedZeroesTest .......... PASS
[[[ Speed Tests ]]]
WARNING: timer resolution is 108 (0x6c) ticks (0x134cd82196c04 - 0x134cd82196b98). Broken VDSO?
Bulk speed test - 262144-byte keys
Alignment 7 - 8.041 bytes/cycle - 23005.13 MiB/sec @ 3 ghz
Alignment 6 - 8.056 bytes/cycle - 23047.85 MiB/sec @ 3 ghz
Alignment 5 - 8.045 bytes/cycle - 23015.66 MiB/sec @ 3 ghz
Alignment 4 - 8.061 bytes/cycle - 23063.12 MiB/sec @ 3 ghz
Alignment 3 - 8.060 bytes/cycle - 23060.76 MiB/sec @ 3 ghz
Alignment 2 - 8.063 bytes/cycle - 23068.47 MiB/sec @ 3 ghz
Alignment 1 - 8.066 bytes/cycle - 23075.80 MiB/sec @ 3 ghz
Alignment 0 - 8.215 bytes/cycle - 23501.98 MiB/sec @ 3 ghz
Average - 8.076 bytes/cycle - 23104.85 MiB/sec @ 3 ghz
Small key speed test - 1-byte keys - 26.98 cycles/hash
Small key speed test - 2-byte keys - 26.99 cycles/hash
Small key speed test - 3-byte keys - 26.99 cycles/hash
Small key speed test - 4-byte keys - 28.00 cycles/hash
Small key speed test - 5-byte keys - 28.00 cycles/hash
Small key speed test - 6-byte keys - 28.00 cycles/hash
Small key speed test - 7-byte keys - 28.00 cycles/hash
Small key speed test - 8-byte keys - 28.00 cycles/hash
Small key speed test - 9-byte keys - 28.00 cycles/hash
Small key speed test - 10-byte keys - 27.99 cycles/hash
Small key speed test - 11-byte keys - 28.00 cycles/hash
Small key speed test - 12-byte keys - 28.00 cycles/hash
Small key speed test - 13-byte keys - 27.99 cycles/hash
Small key speed test - 14-byte keys - 28.00 cycles/hash
Small key speed test - 15-byte keys - 28.00 cycles/hash
Small key speed test - 16-byte keys - 27.99 cycles/hash
Small key speed test - 17-byte keys - 29.25 cycles/hash
Small key speed test - 18-byte keys - 29.34 cycles/hash
Small key speed test - 19-byte keys - 29.00 cycles/hash
Small key speed test - 20-byte keys - 29.22 cycles/hash
Small key speed test - 21-byte keys - 29.18 cycles/hash
Small key speed test - 22-byte keys - 29.22 cycles/hash
Small key speed test - 23-byte keys - 29.91 cycles/hash
Small key speed test - 24-byte keys - 29.33 cycles/hash
Small key speed test - 25-byte keys - 29.16 cycles/hash
Small key speed test - 26-byte keys - 29.32 cycles/hash
Small key speed test - 27-byte keys - 29.15 cycles/hash
Small key speed test - 28-byte keys - 29.15 cycles/hash
Small key speed test - 29-byte keys - 29.49 cycles/hash
Small key speed test - 30-byte keys - 29.00 cycles/hash
Small key speed test - 31-byte keys - 29.60 cycles/hash
Small key speed test - 32-byte keys - 29.63 cycles/hash
Average 28.559 cycles/hash
Average, weighted by key length freq. 28.556 cycles/hash (using 93.0% of top-7m Tranco DNS names dataset)
Average, weighted by key length freq. 28.013 cycles/hash (using 27.1% of startup-1M UMASH trace dataset)
[[[ 'Hashmap' Speed Tests ]]]
std::unordered_map
Init std HashMapTest: 408.988 cycles/op (104334 inserts, 1% deletions)
Running std HashMapTest: 354.697 cycles/op (4.7 stdv)
greg7mdp/parallel-hashmap
Init fast HashMapTest: 300.897 cycles/op (104334 inserts, 1% deletions)
Running fast HashMapTest: 243.397 cycles/op (3.4 stdv) ....... PASS
[[[ Avalanche Tests ]]]
Testing 24-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.656000%
Testing 32-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.576667%
Testing 40-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.637333%
Testing 48-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.606667%
Testing 56-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.630667%
Testing 64-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.648667%
Testing 72-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.736667%
Testing 80-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.714000%
Testing 96-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.674000%
Testing 112-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.678000%
Testing 128-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.808000%
Testing 160-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.688000%
Testing 512-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.722000%
Testing 1024-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 0.803333%
[[[ Keyset 'Sparse' Tests ]]]
Keyset 'Sparse' - 16-bit keys with up to 9 bits set - 50643 keys
Testing collisions ( 32-bit) - Expected 0.3, actual 0 (0.00x)
Testing collisions (high 19-25 bits) - Worst is 20 bits: 1233/1203 (1.02x)
Testing collisions (low 19-25 bits) - Worst is 24 bits: 79/76 (1.03x)
Testing distribution - Worst bias is the 13-bit window at bit 28 - 0.547%
Keyset 'Sparse' - 24-bit keys with up to 8 bits set - 1271626 keys
Testing collisions ( 32-bit) - Expected 188.2, actual 215 (1.14x) (27)
Testing distribution - Worst bias is the 17-bit window at bit 19 - 0.083%
Keyset 'Sparse' - 32-bit keys with up to 7 bits set - 4514873 keys
Testing collisions ( 32-bit) - Expected 2372.2, actual 2398 (1.01x) (26)
Testing distribution - Worst bias is the 19-bit window at bit 27 - 0.045%
Keyset 'Sparse' - 40-bit keys with up to 6 bits set - 4598479 keys
Testing collisions ( 32-bit) - Expected 2460.8, actual 2444 (0.99x) (-16)
Testing distribution - Worst bias is the 19-bit window at bit 12 - 0.043%
Keyset 'Sparse' - 48-bit keys with up to 6 bits set - 14196869 keys
Testing collisions ( 32-bit) - Expected 23437.8, actual 23553 (1.00x) (116)
Testing distribution - Worst bias is the 20-bit window at bit 31 - 0.027%
Keyset 'Sparse' - 56-bit keys with up to 5 bits set - 4216423 keys
Testing collisions ( 32-bit) - Expected 2069.0, actual 2027 (0.98x)
Testing distribution - Worst bias is the 18-bit window at bit 5 - 0.040%
Keyset 'Sparse' - 64-bit keys with up to 5 bits set - 8303633 keys
Testing collisions ( 32-bit) - Expected 8021.7, actual 8293 (1.03x) (272)
Testing distribution - Worst bias is the 20-bit window at bit 16 - 0.037%
Keyset 'Sparse' - 72-bit keys with up to 5 bits set - 15082603 keys
Testing collisions ( 32-bit) - Expected 26451.8, actual 26292 (0.99x) (-159)
Testing distribution - Worst bias is the 20-bit window at bit 25 - 0.025%
Keyset 'Sparse' - 96-bit keys with up to 4 bits set - 3469497 keys
Testing collisions ( 32-bit) - Expected 1401.0, actual 1392 (0.99x) (-8)
Testing distribution - Worst bias is the 19-bit window at bit 12 - 0.067%
Keyset 'Sparse' - 160-bit keys with up to 4 bits set - 26977161 keys
Testing collisions ( 32-bit) - Expected 84546.1, actual 84756 (1.00x) (210)
Testing distribution - Worst bias is the 20-bit window at bit 0 - 0.009%
Keyset 'Sparse' - 256-bit keys with up to 3 bits set - 2796417 keys
Testing collisions ( 32-bit) - Expected 910.2, actual 902 (0.99x) (-8)
Testing distribution - Worst bias is the 19-bit window at bit 14 - 0.058%
Keyset 'Sparse' - 512-bit keys with up to 3 bits set - 22370049 keys
Testing collisions ( 32-bit) - Expected 58155.4, actual 58258 (1.00x) (103)
Testing distribution - Worst bias is the 20-bit window at bit 25 - 0.010%
Keyset 'Sparse' - 1024-bit keys with up to 2 bits set - 524801 keys
Testing collisions ( 32-bit) - Expected 32.1, actual 27 (0.84x)
Testing distribution - Worst bias is the 16-bit window at bit 16 - 0.148%
Keyset 'Sparse' - 2048-bit keys with up to 2 bits set - 2098177 keys
Testing collisions ( 32-bit) - Expected 512.4, actual 468 (0.91x)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.080%
[[[ Keyset 'Permutation' Tests ]]]
Combination Lowbits Tests:
Keyset 'Combination' - up to 7 blocks from a set of 8 - 2396744 keys
Testing collisions ( 32-bit) - Expected 668.6, actual 667 (1.00x) (-1)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 0.088%
Combination Highbits Tests
Keyset 'Combination' - up to 7 blocks from a set of 8 - 2396744 keys
Testing collisions ( 32-bit) - Expected 668.6, actual 617 (0.92x)
Testing distribution - Worst bias is the 18-bit window at bit 29 - 0.047%
Combination Hi-Lo Tests:
Keyset 'Combination' - up to 6 blocks from a set of 15 - 12204240 keys
Testing collisions ( 32-bit) - Expected 17322.9, actual 17499 (1.01x) (177)
Testing distribution - Worst bias is the 20-bit window at bit 8 - 0.028%
Combination 0x8000000 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8011 (0.98x)
Testing distribution - Worst bias is the 20-bit window at bit 3 - 0.026%
Combination 0x0000001 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8280 (1.01x) (94)
Testing distribution - Worst bias is the 20-bit window at bit 25 - 0.043%
Combination 0x800000000000000 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8123 (0.99x) (-63)
Testing distribution - Worst bias is the 20-bit window at bit 6 - 0.036%
Combination 0x000000000000001 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8245 (1.01x) (59)
Testing distribution - Worst bias is the 20-bit window at bit 6 - 0.036%
Combination 16-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8338 (1.02x) (152)
Testing distribution - Worst bias is the 20-bit window at bit 14 - 0.039%
Combination 16-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8272 (1.01x) (86)
Testing distribution - Worst bias is the 20-bit window at bit 21 - 0.031%
Combination 32-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8320 (1.02x) (134)
Testing distribution - Worst bias is the 20-bit window at bit 27 - 0.048%
Combination 32-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8171 (1.00x) (-15)
Testing distribution - Worst bias is the 20-bit window at bit 28 - 0.032%
Combination 64-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8208 (1.00x) (22)
Testing distribution - Worst bias is the 20-bit window at bit 18 - 0.040%
Combination 64-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8191 (1.00x) (5)
Testing distribution - Worst bias is the 20-bit window at bit 28 - 0.020%
Combination 128-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8105 (0.99x) (-81)
Testing distribution - Worst bias is the 20-bit window at bit 25 - 0.030%
Combination 128-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 32-bit) - Expected 8186.7, actual 8118 (0.99x) (-68)
Testing distribution - Worst bias is the 20-bit window at bit 18 - 0.023%
[[[ Keyset 'Window' Tests ]]]
Keyset 'Window' - 72-bit key, 20-bit window - 72 tests, 1048576 keys per test
Window at 0 - Testing collisions ( 32-bit) - Expected 128.0, actual 115 (0.90x)
Window at 1 - Testing collisions ( 32-bit) - Expected 128.0, actual 96 (0.75x)
Window at 2 - Testing collisions ( 32-bit) - Expected 128.0, actual 121 (0.95x)
Window at 3 - Testing collisions ( 32-bit) - Expected 128.0, actual 150 (1.17x) (23)
Window at 4 - Testing collisions ( 32-bit) - Expected 128.0, actual 146 (1.14x) (19)
Window at 5 - Testing collisions ( 32-bit) - Expected 128.0, actual 144 (1.13x) (17)
Window at 6 - Testing collisions ( 32-bit) - Expected 128.0, actual 150 (1.17x) (23)
Window at 7 - Testing collisions ( 32-bit) - Expected 128.0, actual 127 (0.99x)
Window at 8 - Testing collisions ( 32-bit) - Expected 128.0, actual 114 (0.89x)
Window at 9 - Testing collisions ( 32-bit) - Expected 128.0, actual 114 (0.89x)
Window at 10 - Testing collisions ( 32-bit) - Expected 128.0, actual 138 (1.08x) (11)
Window at 11 - Testing collisions ( 32-bit) - Expected 128.0, actual 121 (0.95x)
Window at 12 - Testing collisions ( 32-bit) - Expected 128.0, actual 139 (1.09x) (12)
Window at 13 - Testing collisions ( 32-bit) - Expected 128.0, actual 119 (0.93x)
Window at 14 - Testing collisions ( 32-bit) - Expected 128.0, actual 104 (0.81x)
Window at 15 - Testing collisions ( 32-bit) - Expected 128.0, actual 122 (0.95x)
Window at 16 - Testing collisions ( 32-bit) - Expected 128.0, actual 143 (1.12x) (16)
Window at 17 - Testing collisions ( 32-bit) - Expected 128.0, actual 142 (1.11x) (15)
Window at 18 - Testing collisions ( 32-bit) - Expected 128.0, actual 108 (0.84x)
Window at 19 - Testing collisions ( 32-bit) - Expected 128.0, actual 127 (0.99x)
Window at 20 - Testing collisions ( 32-bit) - Expected 128.0, actual 120 (0.94x)
Window at 21 - Testing collisions ( 32-bit) - Expected 128.0, actual 136 (1.06x) (9)
Window at 22 - Testing collisions ( 32-bit) - Expected 128.0, actual 145 (1.13x) (18)
Window at 23 - Testing collisions ( 32-bit) - Expected 128.0, actual 122 (0.95x)
Window at 24 - Testing collisions ( 32-bit) - Expected 128.0, actual 113 (0.88x)
Window at 25 - Testing collisions ( 32-bit) - Expected 128.0, actual 129 (1.01x) (2)
Window at 26 - Testing collisions ( 32-bit) - Expected 128.0, actual 143 (1.12x) (16)
Window at 27 - Testing collisions ( 32-bit) - Expected 128.0, actual 132 (1.03x) (5)
Window at 28 - Testing collisions ( 32-bit) - Expected 128.0, actual 131 (1.02x) (4)
Window at 29 - Testing collisions ( 32-bit) - Expected 128.0, actual 136 (1.06x) (9)
Window at 30 - Testing collisions ( 32-bit) - Expected 128.0, actual 121 (0.95x)
Window at 31 - Testing collisions ( 32-bit) - Expected 128.0, actual 140 (1.09x) (13)
Window at 32 - Testing collisions ( 32-bit) - Expected 128.0, actual 124 (0.97x)
Window at 33 - Testing collisions ( 32-bit) - Expected 128.0, actual 140 (1.09x) (13)
Window at 34 - Testing collisions ( 32-bit) - Expected 128.0, actual 139 (1.09x) (12)
Window at 35 - Testing collisions ( 32-bit) - Expected 128.0, actual 142 (1.11x) (15)
Window at 36 - Testing collisions ( 32-bit) - Expected 128.0, actual 139 (1.09x) (12)
Window at 37 - Testing collisions ( 32-bit) - Expected 128.0, actual 126 (0.98x) (-1)
Window at 38 - Testing collisions ( 32-bit) - Expected 128.0, actual 131 (1.02x) (4)
Window at 39 - Testing collisions ( 32-bit) - Expected 128.0, actual 129 (1.01x) (2)
Window at 40 - Testing collisions ( 32-bit) - Expected 128.0, actual 134 (1.05x) (7)
Window at 41 - Testing collisions ( 32-bit) - Expected 128.0, actual 126 (0.98x) (-1)
Window at 42 - Testing collisions ( 32-bit) - Expected 128.0, actual 124 (0.97x)
Window at 43 - Testing collisions ( 32-bit) - Expected 128.0, actual 121 (0.95x)
Window at 44 - Testing collisions ( 32-bit) - Expected 128.0, actual 119 (0.93x)
Window at 45 - Testing collisions ( 32-bit) - Expected 128.0, actual 119 (0.93x)
Window at 46 - Testing collisions ( 32-bit) - Expected 128.0, actual 137 (1.07x) (10)
Window at 47 - Testing collisions ( 32-bit) - Expected 128.0, actual 146 (1.14x) (19)
Window at 48 - Testing collisions ( 32-bit) - Expected 128.0, actual 129 (1.01x) (2)
Window at 49 - Testing collisions ( 32-bit) - Expected 128.0, actual 116 (0.91x)
Window at 50 - Testing collisions ( 32-bit) - Expected 128.0, actual 115 (0.90x)
Window at 51 - Testing collisions ( 32-bit) - Expected 128.0, actual 114 (0.89x)
Window at 52 - Testing collisions ( 32-bit) - Expected 128.0, actual 127 (0.99x)
Window at 53 - Testing collisions ( 32-bit) - Expected 128.0, actual 134 (1.05x) (7)
Window at 54 - Testing collisions ( 32-bit) - Expected 128.0, actual 120 (0.94x)
Window at 55 - Testing collisions ( 32-bit) - Expected 128.0, actual 122 (0.95x)
Window at 56 - Testing collisions ( 32-bit) - Expected 128.0, actual 122 (0.95x)
Window at 57 - Testing collisions ( 32-bit) - Expected 128.0, actual 125 (0.98x)
Window at 58 - Testing collisions ( 32-bit) - Expected 128.0, actual 117 (0.91x)
Window at 59 - Testing collisions ( 32-bit) - Expected 128.0, actual 122 (0.95x)
Window at 60 - Testing collisions ( 32-bit) - Expected 128.0, actual 126 (0.98x) (-1)
Window at 61 - Testing collisions ( 32-bit) - Expected 128.0, actual 124 (0.97x)
Window at 62 - Testing collisions ( 32-bit) - Expected 128.0, actual 133 (1.04x) (6)
Window at 63 - Testing collisions ( 32-bit) - Expected 128.0, actual 128 (1.00x) (1)
Window at 64 - Testing collisions ( 32-bit) - Expected 128.0, actual 133 (1.04x) (6)
Window at 65 - Testing collisions ( 32-bit) - Expected 128.0, actual 134 (1.05x) (7)
Window at 66 - Testing collisions ( 32-bit) - Expected 128.0, actual 139 (1.09x) (12)
Window at 67 - Testing collisions ( 32-bit) - Expected 128.0, actual 135 (1.05x) (8)
Window at 68 - Testing collisions ( 32-bit) - Expected 128.0, actual 116 (0.91x)
Window at 69 - Testing collisions ( 32-bit) - Expected 128.0, actual 129 (1.01x) (2)
Window at 70 - Testing collisions ( 32-bit) - Expected 128.0, actual 129 (1.01x) (2)
Window at 71 - Testing collisions ( 32-bit) - Expected 128.0, actual 108 (0.84x)
Window at 72 - Testing collisions ( 32-bit) - Expected 128.0, actual 115 (0.90x)
[[[ Keyset 'Cyclic' Tests ]]]
Keyset 'Cyclic' - 8 cycles of 4 bytes - 1000000 keys
Testing collisions ( 32-bit) - Expected 116.4, actual 104 (0.89x)
Testing distribution - Worst bias is the 17-bit window at bit 14 - 0.043%
Keyset 'Cyclic' - 8 cycles of 5 bytes - 1000000 keys
Testing collisions ( 32-bit) - Expected 116.4, actual 121 (1.04x) (5)
Testing distribution - Worst bias is the 17-bit window at bit 9 - 0.105%
Keyset 'Cyclic' - 8 cycles of 6 bytes - 1000000 keys
Testing collisions ( 32-bit) - Expected 116.4, actual 111 (0.95x)
Testing distribution - Worst bias is the 17-bit window at bit 7 - 0.103%
Keyset 'Cyclic' - 8 cycles of 7 bytes - 1000000 keys
Testing collisions ( 32-bit) - Expected 116.4, actual 108 (0.93x)
Testing distribution - Worst bias is the 17-bit window at bit 6 - 0.081%
Keyset 'Cyclic' - 8 cycles of 8 bytes - 1000000 keys
Testing collisions ( 32-bit) - Expected 116.4, actual 102 (0.88x)
Testing distribution - Worst bias is the 17-bit window at bit 25 - 0.115%
Keyset 'Cyclic' - 8 cycles of 12 bytes - 1000000 keys
Testing collisions ( 32-bit) - Expected 116.4, actual 116 (1.00x)
Testing distribution - Worst bias is the 17-bit window at bit 9 - 0.106%
[[[ Keyset 'TwoBytes' Tests ]]]
Keyset 'TwoBytes' - up-to-4-byte keys, 652545 total keys
Testing collisions ( 32-bit) - Expected 49.6, actual 53 (1.07x) (4)
Testing distribution - Worst bias is the 16-bit window at bit 27 - 0.136%
Keyset 'TwoBytes' - up-to-8-byte keys, 5471025 total keys
Testing collisions ( 32-bit) - Expected 3483.1, actual 3511 (1.01x) (28)
Testing distribution - Worst bias is the 20-bit window at bit 23 - 0.077%
Keyset 'TwoBytes' - up-to-12-byte keys, 18616785 total keys
Testing collisions ( 32-bit) - Expected 40289.5, actual 40129 (1.00x) (-160)
Testing distribution - Worst bias is the 20-bit window at bit 12 - 0.021%
Keyset 'TwoBytes' - up-to-16-byte keys, 44251425 total keys
Testing collisions ( 32-bit) - Expected 227182.3, actual 227323 (1.00x) (141)
Testing distribution - Worst bias is the 20-bit window at bit 27 - 0.007%
Keyset 'TwoBytes' - up-to-20-byte keys, 86536545 total keys
Testing collisions ( 32-bit) - Expected 865959.1, actual 866839 (1.00x) (880)
Testing distribution - Worst bias is the 20-bit window at bit 4 - 0.002%
Keyset 'TwoBytes' - up-to-24-byte keys, 149633745 total keys
Testing collisions ( 32-bit) - Expected 2576560.5, actual 2577449 (1.00x) (889)
Testing distribution - Worst bias is the 20-bit window at bit 13 - 0.002%
[[[ Keyset 'Text' Tests ]]]
Keyset 'Text' - keys of form "FooXXXXBar" - 14776336 keys
Testing collisions ( 32-bit) - Expected 25389.0, actual 25434 (1.00x) (45)
Testing distribution - Worst bias is the 20-bit window at bit 25 - 0.015%
Keyset 'Text' - keys of form "FooBarXXXX" - 14776336 keys
Testing collisions ( 32-bit) - Expected 25389.0, actual 25287 (1.00x) (-102)
Testing distribution - Worst bias is the 20-bit window at bit 9 - 0.022%
Keyset 'Text' - keys of form "XXXXFooBar" - 14776336 keys
Testing collisions ( 32-bit) - Expected 25389.0, actual 25532 (1.01x) (143)
Testing distribution - Worst bias is the 20-bit window at bit 27 - 0.023%
Keyset 'Words' - 4000000 random keys of len 6-16 from alnum charset
Testing collisions ( 32-bit) - Expected 1862.1, actual 1850 (0.99x) (-12)
Testing distribution - Worst bias is the 18-bit window at bit 30 - 0.058%
Keyset 'Words' - 4000000 random keys of len 6-16 from password charset
Testing collisions ( 32-bit) - Expected 1862.1, actual 1832 (0.98x) (-30)
Testing distribution - Worst bias is the 19-bit window at bit 1 - 0.039%
Keyset 'Words' - 104334 dict words
Testing collisions ( 32-bit) - Expected 1.3, actual 1 (0.79x)
Testing collisions (high 20-28 bits) - Worst is 28 bits: 26/20 (1.28x)
Testing collisions (low 20-28 bits) - Worst is 20 bits: 4973/5022 (0.99x)
Testing distribution - Worst bias is the 14-bit window at bit 18 - 0.368%
[[[ Keyset 'Zeroes' Tests ]]]
Keyset 'Zeroes' - 204800 keys
Testing collisions ( 32-bit) - Expected 4.9, actual 4 (0.82x)
Testing collisions (high 21-29 bits) - Worst is 29 bits: 48/39 (1.23x)
Testing collisions (low 21-29 bits) - Worst is 28 bits: 90/78 (1.15x)
Testing distribution - Worst bias is the 15-bit window at bit 2 - 0.301%
[[[ Keyset 'Seed' Tests ]]]
Keyset 'Seed' - 5000000 keys
Testing collisions ( 32-bit) - Expected 2909.3, actual 2866 (0.99x) (-43)
Testing distribution - Worst bias is the 19-bit window at bit 17 - 0.048%
[[[ Keyset 'PerlinNoise' Tests ]]]
Testing 16777216 coordinates (L2) :
Testing collisions ( 32-bit) - Expected 32725.4, actual 32979 (1.01x) (254)
Testing AV variant, 128 count with 4 spacing, 4-12:
Testing collisions ( 32-bit) - Expected 1116.2, actual 1126 (1.01x) (10)
[[[ Diff 'Differential' Tests ]]]
Testing 8303632 up-to-5-bit differentials in 64-bit keys -> 32 bit hashes.
1000 reps, 8303632000 total tests, expecting 1.93 random collisions..........
3 total collisions, of which 3 single collisions were ignored
Testing 11017632 up-to-4-bit differentials in 128-bit keys -> 32 bit hashes.
1000 reps, 11017632000 total tests, expecting 2.57 random collisions..........
4 total collisions, of which 4 single collisions were ignored
Testing 2796416 up-to-3-bit differentials in 256-bit keys -> 32 bit hashes.
1000 reps, 2796416000 total tests, expecting 0.65 random collisions..........
2 total collisions, of which 2 single collisions were ignored
[[[ DiffDist 'Differential Distribution' Tests ]]]
Testing bit 0
Testing collisions ( 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.068%
Testing bit 1
Testing collisions ( 32-bit) - Expected 511.9, actual 489 (0.96x)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.044%
Testing bit 2
Testing collisions ( 32-bit) - Expected 511.9, actual 494 (0.97x)
Testing distribution - Worst bias is the 18-bit window at bit 16 - 0.079%
Testing bit 3
Testing collisions ( 32-bit) - Expected 511.9, actual 506 (0.99x) (-5)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.081%
Testing bit 4
Testing collisions ( 32-bit) - Expected 511.9, actual 515 (1.01x) (4)
Testing distribution - Worst bias is the 18-bit window at bit 0 - 0.088%
Testing bit 5
Testing collisions ( 32-bit) - Expected 511.9, actual 516 (1.01x) (5)
Testing distribution - Worst bias is the 18-bit window at bit 27 - 0.082%
Testing bit 6
Testing collisions ( 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
Testing distribution - Worst bias is the 18-bit window at bit 12 - 0.056%
Testing bit 7
Testing collisions ( 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
Testing distribution - Worst bias is the 18-bit window at bit 2 - 0.080%
Testing bit 8
Testing collisions ( 32-bit) - Expected 511.9, actual 546 (1.07x) (35)
Testing distribution - Worst bias is the 18-bit window at bit 20 - 0.072%
Testing bit 9
Testing collisions ( 32-bit) - Expected 511.9, actual 556 (1.09x) (45)
Testing distribution - Worst bias is the 18-bit window at bit 15 - 0.064%
Testing bit 10
Testing collisions ( 32-bit) - Expected 511.9, actual 490 (0.96x)
Testing distribution - Worst bias is the 18-bit window at bit 30 - 0.074%
Testing bit 11
Testing collisions ( 32-bit) - Expected 511.9, actual 537 (1.05x) (26)
Testing distribution - Worst bias is the 18-bit window at bit 10 - 0.072%
Testing bit 12
Testing collisions ( 32-bit) - Expected 511.9, actual 456 (0.89x)
Testing distribution - Worst bias is the 18-bit window at bit 4 - 0.080%
Testing bit 13
Testing collisions ( 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing distribution - Worst bias is the 18-bit window at bit 23 - 0.086%
Testing bit 14
Testing collisions ( 32-bit) - Expected 511.9, actual 531 (1.04x) (20)
Testing distribution - Worst bias is the 18-bit window at bit 6 - 0.076%
Testing bit 15
Testing collisions ( 32-bit) - Expected 511.9, actual 511 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 25 - 0.081%
Testing bit 16
Testing collisions ( 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
Testing distribution - Worst bias is the 18-bit window at bit 24 - 0.057%
Testing bit 17
Testing collisions ( 32-bit) - Expected 511.9, actual 548 (1.07x) (37)
Testing distribution - Worst bias is the 18-bit window at bit 29 - 0.050%
Testing bit 18
Testing collisions ( 32-bit) - Expected 511.9, actual 487 (0.95x)
Testing distribution - Worst bias is the 18-bit window at bit 3 - 0.051%
Testing bit 19
Testing collisions ( 32-bit) - Expected 511.9, actual 521 (1.02x) (10)
Testing distribution - Worst bias is the 18-bit window at bit 4 - 0.108%
Testing bit 20
Testing collisions ( 32-bit) - Expected 511.9, actual 527 (1.03x) (16)
Testing distribution - Worst bias is the 18-bit window at bit 31 - 0.048%
Testing bit 21
Testing collisions ( 32-bit) - Expected 511.9, actual 515 (1.01x) (4)
Testing distribution - Worst bias is the 18-bit window at bit 2 - 0.101%
Testing bit 22
Testing collisions ( 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing distribution - Worst bias is the 18-bit window at bit 14 - 0.082%
Testing bit 23
Testing collisions ( 32-bit) - Expected 511.9, actual 520 (1.02x) (9)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 0.059%
Testing bit 24
Testing collisions ( 32-bit) - Expected 511.9, actual 487 (0.95x)
Testing distribution - Worst bias is the 18-bit window at bit 9 - 0.073%
Testing bit 25
Testing collisions ( 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing distribution - Worst bias is the 18-bit window at bit 30 - 0.069%
Testing bit 26
Testing collisions ( 32-bit) - Expected 511.9, actual 495 (0.97x)
Testing distribution - Worst bias is the 17-bit window at bit 24 - 0.049%
Testing bit 27
Testing collisions ( 32-bit) - Expected 511.9, actual 536 (1.05x) (25)
Testing distribution - Worst bias is the 18-bit window at bit 23 - 0.052%
Testing bit 28
Testing collisions ( 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.098%
Testing bit 29
Testing collisions ( 32-bit) - Expected 511.9, actual 501 (0.98x)
Testing distribution - Worst bias is the 18-bit window at bit 30 - 0.070%
Testing bit 30
Testing collisions ( 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing distribution - Worst bias is the 18-bit window at bit 13 - 0.049%
Testing bit 31
Testing collisions ( 32-bit) - Expected 511.9, actual 466 (0.91x)
Testing distribution - Worst bias is the 18-bit window at bit 3 - 0.055%
Testing bit 32
Testing collisions ( 32-bit) - Expected 511.9, actual 547 (1.07x) (36)
Testing distribution - Worst bias is the 18-bit window at bit 13 - 0.051%
Testing bit 33
Testing collisions ( 32-bit) - Expected 511.9, actual 537 (1.05x) (26)
Testing distribution - Worst bias is the 18-bit window at bit 2 - 0.083%
Testing bit 34
Testing collisions ( 32-bit) - Expected 511.9, actual 464 (0.91x)
Testing distribution - Worst bias is the 18-bit window at bit 15 - 0.078%
Testing bit 35
Testing collisions ( 32-bit) - Expected 511.9, actual 520 (1.02x) (9)
Testing distribution - Worst bias is the 18-bit window at bit 25 - 0.044%
Testing bit 36
Testing collisions ( 32-bit) - Expected 511.9, actual 530 (1.04x) (19)
Testing distribution - Worst bias is the 18-bit window at bit 16 - 0.055%
Testing bit 37
Testing collisions ( 32-bit) - Expected 511.9, actual 515 (1.01x) (4)
Testing distribution - Worst bias is the 18-bit window at bit 19 - 0.089%
Testing bit 38
Testing collisions ( 32-bit) - Expected 511.9, actual 538 (1.05x) (27)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.045%
Testing bit 39
Testing collisions ( 32-bit) - Expected 511.9, actual 531 (1.04x) (20)
Testing distribution - Worst bias is the 18-bit window at bit 4 - 0.062%
Testing bit 40
Testing collisions ( 32-bit) - Expected 511.9, actual 490 (0.96x)
Testing distribution - Worst bias is the 18-bit window at bit 15 - 0.093%
Testing bit 41
Testing collisions ( 32-bit) - Expected 511.9, actual 511 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 4 - 0.065%
Testing bit 42
Testing collisions ( 32-bit) - Expected 511.9, actual 519 (1.01x) (8)
Testing distribution - Worst bias is the 18-bit window at bit 11 - 0.075%
Testing bit 43
Testing collisions ( 32-bit) - Expected 511.9, actual 471 (0.92x)
Testing distribution - Worst bias is the 17-bit window at bit 2 - 0.051%
Testing bit 44
Testing collisions ( 32-bit) - Expected 511.9, actual 520 (1.02x) (9)
Testing distribution - Worst bias is the 18-bit window at bit 25 - 0.063%
Testing bit 45
Testing collisions ( 32-bit) - Expected 511.9, actual 525 (1.03x) (14)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.067%
Testing bit 46
Testing collisions ( 32-bit) - Expected 511.9, actual 514 (1.00x) (3)
Testing distribution - Worst bias is the 18-bit window at bit 29 - 0.071%
Testing bit 47
Testing collisions ( 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing distribution - Worst bias is the 18-bit window at bit 31 - 0.076%
Testing bit 48
Testing collisions ( 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing distribution - Worst bias is the 18-bit window at bit 20 - 0.079%
Testing bit 49
Testing collisions ( 32-bit) - Expected 511.9, actual 510 (1.00x) (-1)
Testing distribution - Worst bias is the 18-bit window at bit 17 - 0.090%
Testing bit 50
Testing collisions ( 32-bit) - Expected 511.9, actual 488 (0.95x)
Testing distribution - Worst bias is the 18-bit window at bit 16 - 0.103%
Testing bit 51
Testing collisions ( 32-bit) - Expected 511.9, actual 509 (0.99x) (-2)
Testing distribution - Worst bias is the 17-bit window at bit 18 - 0.058%
Testing bit 52
Testing collisions ( 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
Testing distribution - Worst bias is the 18-bit window at bit 28 - 0.052%
Testing bit 53
Testing collisions ( 32-bit) - Expected 511.9, actual 526 (1.03x) (15)
Testing distribution - Worst bias is the 17-bit window at bit 6 - 0.054%
Testing bit 54
Testing collisions ( 32-bit) - Expected 511.9, actual 504 (0.98x) (-7)
Testing distribution - Worst bias is the 18-bit window at bit 28 - 0.086%
Testing bit 55
Testing collisions ( 32-bit) - Expected 511.9, actual 520 (1.02x) (9)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.080%
Testing bit 56
Testing collisions ( 32-bit) - Expected 511.9, actual 527 (1.03x) (16)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.048%
Testing bit 57
Testing collisions ( 32-bit) - Expected 511.9, actual 546 (1.07x) (35)
Testing distribution - Worst bias is the 18-bit window at bit 10 - 0.058%
Testing bit 58
Testing collisions ( 32-bit) - Expected 511.9, actual 506 (0.99x) (-5)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.051%
Testing bit 59
Testing collisions ( 32-bit) - Expected 511.9, actual 488 (0.95x)
Testing distribution - Worst bias is the 18-bit window at bit 29 - 0.096%
Testing bit 60
Testing collisions ( 32-bit) - Expected 511.9, actual 523 (1.02x) (12)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.031%
Testing bit 61
Testing collisions ( 32-bit) - Expected 511.9, actual 492 (0.96x)
Testing distribution - Worst bias is the 18-bit window at bit 5 - 0.063%
Testing bit 62
Testing collisions ( 32-bit) - Expected 511.9, actual 542 (1.06x) (31)
Testing distribution - Worst bias is the 18-bit window at bit 18 - 0.072%
Testing bit 63
Testing collisions ( 32-bit) - Expected 511.9, actual 484 (0.95x)
Testing distribution - Worst bias is the 18-bit window at bit 31 - 0.072%
[[[ MomentChi2 Tests ]]]
Analyze hashes produced from a serie of linearly increasing numbers of 32-bit, using a step of 2 ...
Target values to approximate : 1391290.000000 - 686.666667
4 threads starting... done
Popcount 1 stats : 1391317.918650 - 687.293226
Popcount 0 stats : 1391273.868242 - 687.314963
MomentChi2 for bits 1 : 0.567303
MomentChi2 for bits 0 : 0.189401
Derivative stats (transition from 2 consecutive values) :
Popcount 1 stats : 1391292.721552 - 687.305667
Popcount 0 stats : 1391302.771014 - 687.312430
MomentChi2 for deriv b1 : 0.00539082
MomentChi2 for deriv b0 : 0.118705
Great
[[[ Prng Tests ]]]
Skipping PRNG test; it is designed for hashes >= 64-bits
Input vcode 0x00000001, Output vcode 0x00000001, Result vcode 0x00000001
Verification value is 0x00000001 - Testing took 600.170567 seconds
-------------------------------------------------------------------------------
[[[ BadSeeds Tests ]]]
Testing the first 0xffffffff seeds ...
4 threads starting...
at 0 at 40000000 at 80000000 at c0000000 0x81ffffff 0x41ffffff 0x01ffffff 0xc1ffffff 0x03ffffff 0x83ffffff 0x43ffffff 0xc3ffffff 0x05ffffff 0xc5ffffff 0x45ffffff 0x85ffffff 0x07ffffff 0x87ffffff 0x47ffffff 0xc7ffffff 0x89ffffff 0x09ffffff 0x49ffffff 0xc9ffffff 0x0bffffff 0x8bffffff 0x4bffffff 0xcbffffff 0x0dffffff 0x8dffffff 0x4dffffff 0xcdffffff 0x8fffffff 0x0fffffff 0x4fffffff 0xcfffffff 0x51ffffff 0x91ffffff 0x11ffffff 0xd1ffffff !!!!
Bad seed 0xd3e475d5
Testing collisions ( 32-bit) - Expected 0.0, actual 1 (715827882.67x) (1) !!!!
0x53ffffff 0x13ffffff 0x93ffffff 0xd3ffffff !!!!
Bad seed 0x1443cf9a
Testing collisions ( 32-bit) - Expected 0.0, actual 1 (715827882.67x) (1) !!!!
0x55ffffff 0x15ffffff 0x95ffffff 0xd5ffffff 0x17ffffff 0x57ffffff 0x97ffffff 0xd7ffffff 0x19ffffff 0x99ffffff 0x59ffffff 0xd9ffffff 0x1bffffff 0x9bffffff 0x5bffffff 0xdbffffff 0x9dffffff 0x1dffffff 0x5dffffff 0xddffffff 0x1fffffff 0x9fffffff 0x5fffffff 0xdfffffff 0x21ffffff 0xa1ffffff 0x61ffffff 0xe1ffffff 0x23ffffff 0xa3ffffff 0x63ffffff 0xe3ffffff 0x25ffffff 0xa5ffffff 0x65ffffff 0xe5ffffff 0x27ffffff 0xa7ffffff 0x67ffffff 0xe7ffffff 0x29ffffff 0xa9ffffff 0x69ffffff 0xe9ffffff !!!!
Bad seed 0x2ae375a2
Testing collisions ( 32-bit) - Expected 0.0, actual 1 (715827882.67x) (1) !!!!
0x2bffffff 0xabffffff 0x6bffffff 0xebffffff 0xadffffff 0x2dffffff 0x6dffffff 0xedffffff 0xafffffff 0x2fffffff 0x6fffffff 0xefffffff 0xb1ffffff 0x71ffffff 0x31ffffff 0xf1ffffff !!!!
Bad seed 0x729973d2
Testing collisions ( 32-bit) - Expected 0.0, actual 1 (715827882.67x) (1) !!!!
!!!!
Bad seed 0x72d3aa79
Testing collisions ( 32-bit) - Expected 0.0, actual 1 (715827882.67x) (1) !!!!
0xb3ffffff 0x73ffffff 0x33ffffff 0xf3ffffff 0xb5ffffff 0x75ffffff 0x35ffffff 0xf5ffffff 0xb7ffffff 0x77ffffff 0x37ffffff 0xf7ffffff 0xb9ffffff 0x79ffffff 0x39ffffff 0xf9ffffff 0xbbffffff 0x7bffffff 0x3bffffff 0xfbffffff 0xbdffffff 0x7dffffff 0x3dffffff 0xfdffffff 0xbfffffff 0x7fffffff 0x3fffffff 0xffffffff All 4 threads ended
FAIL
Ensure to add these bad seeds to the list of secrets in main.cpp
*********FAIL*********