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halftime_hash256.txt
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-------------------------------------------------------------------------------
--- Testing halftime_hash256 "NH tree hash variant" GOOD
[[[ Sanity Tests ]]]
Verification value 0x554BF6A9 ....... SKIP (self- or unseeded)
Running sanity check 1 .......... PASS
Running AppendedZeroesTest .......... PASS
[[[ Speed Tests ]]]
WARNING: timer resolution is 108 (0x6c) ticks (0x1343cb6bbb26c - 0x1343cb6bbb200). Broken VDSO?
Bulk speed test - 262144-byte keys
Alignment 7 - 6.351 bytes/cycle - 18170.86 MiB/sec @ 3 ghz
Alignment 6 - 6.356 bytes/cycle - 18185.63 MiB/sec @ 3 ghz
Alignment 5 - 6.353 bytes/cycle - 18176.49 MiB/sec @ 3 ghz
Alignment 4 - 6.361 bytes/cycle - 18199.66 MiB/sec @ 3 ghz
Alignment 3 - 6.352 bytes/cycle - 18171.96 MiB/sec @ 3 ghz
Alignment 2 - 6.352 bytes/cycle - 18172.55 MiB/sec @ 3 ghz
Alignment 1 - 6.354 bytes/cycle - 18179.12 MiB/sec @ 3 ghz
Alignment 0 - 6.549 bytes/cycle - 18738.27 MiB/sec @ 3 ghz
Average - 6.379 bytes/cycle - 18249.32 MiB/sec @ 3 ghz
Small key speed test - 1-byte keys - 97.00 cycles/hash
Small key speed test - 2-byte keys - 97.81 cycles/hash
Small key speed test - 3-byte keys - 97.66 cycles/hash
Small key speed test - 4-byte keys - 97.74 cycles/hash
Small key speed test - 5-byte keys - 97.61 cycles/hash
Small key speed test - 6-byte keys - 97.63 cycles/hash
Small key speed test - 7-byte keys - 97.65 cycles/hash
Small key speed test - 8-byte keys - 97.28 cycles/hash
Small key speed test - 9-byte keys - 97.43 cycles/hash
Small key speed test - 10-byte keys - 97.08 cycles/hash
Small key speed test - 11-byte keys - 97.09 cycles/hash
Small key speed test - 12-byte keys - 96.97 cycles/hash
Small key speed test - 13-byte keys - 97.03 cycles/hash
Small key speed test - 14-byte keys - 96.88 cycles/hash
Small key speed test - 15-byte keys - 97.08 cycles/hash
Small key speed test - 16-byte keys - 76.40 cycles/hash
Small key speed test - 17-byte keys - 100.25 cycles/hash
Small key speed test - 18-byte keys - 100.09 cycles/hash
Small key speed test - 19-byte keys - 100.08 cycles/hash
Small key speed test - 20-byte keys - 100.17 cycles/hash
Small key speed test - 21-byte keys - 100.21 cycles/hash
Small key speed test - 22-byte keys - 100.12 cycles/hash
Small key speed test - 23-byte keys - 100.17 cycles/hash
Small key speed test - 24-byte keys - 100.14 cycles/hash
Small key speed test - 25-byte keys - 100.22 cycles/hash
Small key speed test - 26-byte keys - 100.11 cycles/hash
Small key speed test - 27-byte keys - 100.12 cycles/hash
Small key speed test - 28-byte keys - 100.07 cycles/hash
Small key speed test - 29-byte keys - 100.10 cycles/hash
Small key speed test - 30-byte keys - 100.30 cycles/hash
Small key speed test - 31-byte keys - 100.03 cycles/hash
Small key speed test - 32-byte keys - 83.50 cycles/hash
Average 97.563 cycles/hash
Average, weighted by key length freq. 96.877 cycles/hash (using 93.0% of top-7m Tranco DNS names dataset)
Average, weighted by key length freq. 89.190 cycles/hash (using 27.1% of startup-1M UMASH trace dataset)
[[[ 'Hashmap' Speed Tests ]]]
std::unordered_map
Init std HashMapTest: 773.799 cycles/op (479826 inserts, 1% deletions)
Running std HashMapTest: 681.452 cycles/op (3.0 stdv)
greg7mdp/parallel-hashmap
Init fast HashMapTest: 911.309 cycles/op (479826 inserts, 1% deletions)
Running fast HashMapTest: 530.794 cycles/op (1.0 stdv) ....... PASS
[[[ Avalanche Tests ]]]
Testing 24-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.609333%
Testing 32-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.637333%
Testing 40-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.606667%
Testing 48-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.688667%
Testing 56-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.691333%
Testing 64-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.677333%
Testing 72-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.666000%
Testing 80-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.624000%
Testing 96-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.736000%
Testing 112-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.772000%
Testing 128-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.709333%
Testing 160-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.766667%
Testing 512-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.846000%
Testing 1024-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.736667%
[[[ Keyset 'Sparse' Tests ]]]
Keyset 'Sparse' - 16-bit keys with up to 9 bits set - 50643 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 0.3, actual 0 (0.00x)
Testing collisions (high 19-25 bits) - Worst is 24 bits: 89/76 (1.17x)
Testing collisions (low 32-bit) - Expected 0.3, actual 0 (0.00x)
Testing collisions (low 19-25 bits) - Worst is 22 bits: 314/304 (1.03x)
Testing distribution - Worst bias is the 13-bit window at bit 30 - 0.636%
Keyset 'Sparse' - 24-bit keys with up to 8 bits set - 1271626 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 188.2, actual 177 (0.94x)
Testing collisions (high 24-35 bits) - Worst is 35 bits: 24/23 (1.02x)
Testing collisions (low 32-bit) - Expected 188.2, actual 174 (0.92x)
Testing collisions (low 24-35 bits) - Worst is 24 bits: 46868/46996 (1.00x)
Testing distribution - Worst bias is the 16-bit window at bit 41 - 0.087%
Keyset 'Sparse' - 32-bit keys with up to 7 bits set - 4514873 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 2372.2, actual 2377 (1.00x) (5)
Testing collisions (high 25-38 bits) - Worst is 37 bits: 91/74 (1.23x)
Testing collisions (low 32-bit) - Expected 2372.2, actual 2330 (0.98x) (-42)
Testing collisions (low 25-38 bits) - Worst is 26 bits: 149204/148523 (1.00x)
Testing distribution - Worst bias is the 19-bit window at bit 48 - 0.055%
Keyset 'Sparse' - 40-bit keys with up to 6 bits set - 4598479 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 2460.8, actual 2402 (0.98x)
Testing collisions (high 25-38 bits) - Worst is 37 bits: 86/76 (1.12x)
Testing collisions (low 32-bit) - Expected 2460.8, actual 2467 (1.00x) (7)
Testing collisions (low 25-38 bits) - Worst is 38 bits: 40/38 (1.04x)
Testing distribution - Worst bias is the 19-bit window at bit 43 - 0.042%
Keyset 'Sparse' - 48-bit keys with up to 6 bits set - 14196869 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 23437.8, actual 23290 (0.99x) (-147)
Testing collisions (high 27-42 bits) - Worst is 40 bits: 95/91 (1.04x)
Testing collisions (low 32-bit) - Expected 23437.8, actual 23525 (1.00x) (88)
Testing collisions (low 27-42 bits) - Worst is 40 bits: 95/91 (1.04x)
Testing distribution - Worst bias is the 20-bit window at bit 58 - 0.019%
Keyset 'Sparse' - 56-bit keys with up to 5 bits set - 4216423 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 2069.0, actual 2097 (1.01x) (29)
Testing collisions (high 25-38 bits) - Worst is 36 bits: 133/129 (1.03x)
Testing collisions (low 32-bit) - Expected 2069.0, actual 2163 (1.05x) (95)
Testing collisions (low 25-38 bits) - Worst is 35 bits: 289/258 (1.12x)
Testing distribution - Worst bias is the 19-bit window at bit 37 - 0.051%
Keyset 'Sparse' - 64-bit keys with up to 5 bits set - 8303633 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8021.7, actual 7957 (0.99x) (-64)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 65/62 (1.04x)
Testing collisions (low 32-bit) - Expected 8021.7, actual 8018 (1.00x) (-3)
Testing collisions (low 26-40 bits) - Worst is 35 bits: 1034/1003 (1.03x)
Testing distribution - Worst bias is the 20-bit window at bit 12 - 0.042%
Keyset 'Sparse' - 72-bit keys with up to 5 bits set - 15082603 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 26451.8, actual 26395 (1.00x) (-56)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 27/25 (1.04x)
Testing collisions (low 32-bit) - Expected 26451.8, actual 26601 (1.01x) (150)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 27/25 (1.04x)
Testing distribution - Worst bias is the 20-bit window at bit 61 - 0.026%
Keyset 'Sparse' - 96-bit keys with up to 4 bits set - 3469497 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1401.0, actual 1407 (1.00x) (7)
Testing collisions (high 25-38 bits) - Worst is 38 bits: 25/21 (1.14x)
Testing collisions (low 32-bit) - Expected 1401.0, actual 1375 (0.98x) (-25)
Testing collisions (low 25-38 bits) - Worst is 31 bits: 2831/2801 (1.01x)
Testing distribution - Worst bias is the 19-bit window at bit 25 - 0.078%
Keyset 'Sparse' - 160-bit keys with up to 4 bits set - 26977161 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 84546.1, actual 84505 (1.00x) (-41)
Testing collisions (high 28-44 bits) - Worst is 31 bits: 169147/168739 (1.00x)
Testing collisions (low 32-bit) - Expected 84546.1, actual 84514 (1.00x) (-32)
Testing collisions (low 28-44 bits) - Worst is 31 bits: 168955/168739 (1.00x)
Testing distribution - Worst bias is the 20-bit window at bit 37 - 0.016%
Keyset 'Sparse' - 256-bit keys with up to 3 bits set - 2796417 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 910.2, actual 941 (1.03x) (31)
Testing collisions (high 25-37 bits) - Worst is 36 bits: 64/56 (1.12x)
Testing collisions (low 32-bit) - Expected 910.2, actual 992 (1.09x) (82)
Testing collisions (low 25-37 bits) - Worst is 37 bits: 35/28 (1.23x)
Testing distribution - Worst bias is the 19-bit window at bit 47 - 0.074%
Keyset 'Sparse' - 512-bit keys with up to 3 bits set - 22370049 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 58155.4, actual 57737 (0.99x) (-418)
Testing collisions (high 28-43 bits) - Worst is 43 bits: 32/28 (1.12x)
Testing collisions (low 32-bit) - Expected 58155.4, actual 57615 (0.99x) (-540)
Testing collisions (low 28-43 bits) - Worst is 42 bits: 59/56 (1.04x)
Testing distribution - Worst bias is the 20-bit window at bit 42 - 0.012%
Keyset 'Sparse' - 1024-bit keys with up to 2 bits set - 524801 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 32.1, actual 34 (1.06x) (2)
Testing collisions (high 22-32 bits) - Worst is 32 bits: 34/32 (1.06x)
Testing collisions (low 32-bit) - Expected 32.1, actual 30 (0.94x)
Testing collisions (low 22-32 bits) - Worst is 29 bits: 283/256 (1.10x)
Testing distribution - Worst bias is the 16-bit window at bit 24 - 0.123%
Keyset 'Sparse' - 2048-bit keys with up to 2 bits set - 2098177 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 512.4, actual 494 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 67/64 (1.05x)
Testing collisions (low 32-bit) - Expected 512.4, actual 529 (1.03x) (17)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 74/64 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 32 - 0.047%
[[[ Keyset 'Permutation' Tests ]]]
Combination Lowbits Tests:
Keyset 'Combination' - up to 7 blocks from a set of 8 - 2396744 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 668.6, actual 734 (1.10x) (66)
Testing collisions (high 24-37 bits) - Worst is 32 bits: 734/668 (1.10x)
Testing collisions (low 32-bit) - Expected 668.6, actual 682 (1.02x) (14)
Testing collisions (low 24-37 bits) - Worst is 37 bits: 22/20 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 44 - 0.065%
Combination Highbits Tests
Keyset 'Combination' - up to 7 blocks from a set of 8 - 2396744 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 668.6, actual 629 (0.94x)
Testing collisions (high 24-37 bits) - Worst is 36 bits: 44/41 (1.05x)
Testing collisions (low 32-bit) - Expected 668.6, actual 683 (1.02x) (15)
Testing collisions (low 24-37 bits) - Worst is 31 bits: 1395/1336 (1.04x)
Testing distribution - Worst bias is the 18-bit window at bit 63 - 0.057%
Combination Hi-Lo Tests:
Keyset 'Combination' - up to 6 blocks from a set of 15 - 12204240 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 17322.9, actual 17267 (1.00x) (-55)
Testing collisions (high 27-41 bits) - Worst is 40 bits: 79/67 (1.17x)
Testing collisions (low 32-bit) - Expected 17322.9, actual 17427 (1.01x) (105)
Testing collisions (low 27-41 bits) - Worst is 32 bits: 17427/17322 (1.01x)
Testing distribution - Worst bias is the 20-bit window at bit 43 - 0.033%
Combination 0x8000000 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8116 (0.99x) (-70)
Testing collisions (high 26-40 bits) - Worst is 38 bits: 138/127 (1.08x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8279 (1.01x) (93)
Testing collisions (low 26-40 bits) - Worst is 38 bits: 147/127 (1.15x)
Testing distribution - Worst bias is the 20-bit window at bit 9 - 0.051%
Combination 0x0000001 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8049 (0.98x) (-137)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 35/31 (1.09x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8179 (1.00x) (-7)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 45/31 (1.41x)
Testing distribution - Worst bias is the 20-bit window at bit 9 - 0.052%
Combination 0x800000000000000 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8104 (0.99x) (-82)
Testing collisions (high 26-40 bits) - Worst is 34 bits: 2068/2047 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8132 (0.99x) (-54)
Testing collisions (low 26-40 bits) - Worst is 39 bits: 80/63 (1.25x)
Testing distribution - Worst bias is the 20-bit window at bit 22 - 0.029%
Combination 0x000000000000001 Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8263 (1.01x) (77)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8452 (1.03x) (266)
Testing collisions (low 26-40 bits) - Worst is 37 bits: 271/255 (1.06x)
Testing distribution - Worst bias is the 20-bit window at bit 23 - 0.051%
Combination 16-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8184 (1.00x) (-2)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 68/63 (1.06x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8189 (1.00x) (3)
Testing collisions (low 26-40 bits) - Worst is 39 bits: 70/63 (1.09x)
Testing distribution - Worst bias is the 20-bit window at bit 12 - 0.031%
Combination 16-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8169 (1.00x) (-17)
Testing collisions (high 26-40 bits) - Worst is 33 bits: 4162/4094 (1.02x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8125 (0.99x) (-61)
Testing collisions (low 26-40 bits) - Worst is 37 bits: 259/255 (1.01x)
Testing distribution - Worst bias is the 20-bit window at bit 46 - 0.035%
Combination 32-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8095 (0.99x) (-91)
Testing collisions (high 26-40 bits) - Worst is 26 bits: 503088/503108 (1.00x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8275 (1.01x) (89)
Testing collisions (low 26-40 bits) - Worst is 38 bits: 131/127 (1.02x)
Testing distribution - Worst bias is the 19-bit window at bit 36 - 0.023%
Combination 32-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8071 (0.99x) (-115)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 44/31 (1.38x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8279 (1.01x) (93)
Testing collisions (low 26-40 bits) - Worst is 37 bits: 267/255 (1.04x)
Testing distribution - Worst bias is the 20-bit window at bit 15 - 0.048%
Combination 64-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8278 (1.01x) (92)
Testing collisions (high 26-40 bits) - Worst is 38 bits: 139/127 (1.09x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8220 (1.00x) (34)
Testing collisions (low 26-40 bits) - Worst is 39 bits: 68/63 (1.06x)
Testing distribution - Worst bias is the 20-bit window at bit 34 - 0.033%
Combination 64-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8116 (0.99x) (-70)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 39/31 (1.22x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8176 (1.00x) (-10)
Testing collisions (low 26-40 bits) - Worst is 38 bits: 152/127 (1.19x)
Testing distribution - Worst bias is the 20-bit window at bit 15 - 0.046%
Combination 128-bytes [0-1] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8208 (1.00x) (22)
Testing collisions (high 26-40 bits) - Worst is 36 bits: 538/511 (1.05x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8105 (0.99x) (-81)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 45/31 (1.41x)
Testing distribution - Worst bias is the 20-bit window at bit 42 - 0.041%
Combination 128-bytes [0-last] Tests:
Keyset 'Combination' - up to 22 blocks from a set of 2 - 8388606 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 8186.7, actual 8147 (1.00x) (-39)
Testing collisions (high 26-40 bits) - Worst is 30 bits: 33041/32682 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8219 (1.00x) (33)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 39/31 (1.22x)
Testing distribution - Worst bias is the 20-bit window at bit 23 - 0.028%
[[[ Keyset 'Window' Tests ]]]
Keyset 'Window' - 32-bit key, 25-bit window - 32 tests, 33554432 keys per test
Window at 0 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 1 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 2 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 3 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 4 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 5 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 6 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 7 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 8 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 9 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 10 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 11 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 12 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 13 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 14 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 15 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 16 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 17 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 18 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 19 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 20 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 21 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 22 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 23 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 24 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 25 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 26 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 27 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 28 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 29 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 30 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 31 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Window at 32 - Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
[[[ Keyset 'Cyclic' Tests ]]]
Keyset 'Cyclic' - 8 cycles of 8 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 138 (1.19x) (22)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 41/29 (1.41x)
Testing collisions (low 32-bit) - Expected 116.4, actual 113 (0.97x)
Testing collisions (low 23-34 bits) - Worst is 34 bits: 33/29 (1.13x)
Testing distribution - Worst bias is the 17-bit window at bit 18 - 0.125%
Keyset 'Cyclic' - 8 cycles of 9 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 115 (0.99x) (-1)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 30/29 (1.03x)
Testing collisions (low 32-bit) - Expected 116.4, actual 123 (1.06x) (7)
Testing collisions (low 23-34 bits) - Worst is 34 bits: 31/29 (1.07x)
Testing distribution - Worst bias is the 17-bit window at bit 0 - 0.093%
Keyset 'Cyclic' - 8 cycles of 10 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 124 (1.07x) (8)
Testing collisions (high 23-34 bits) - Worst is 31 bits: 248/232 (1.07x)
Testing collisions (low 32-bit) - Expected 116.4, actual 130 (1.12x) (14)
Testing collisions (low 23-34 bits) - Worst is 32 bits: 130/116 (1.12x)
Testing distribution - Worst bias is the 17-bit window at bit 43 - 0.105%
Keyset 'Cyclic' - 8 cycles of 11 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 109 (0.94x)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 30/29 (1.03x)
Testing collisions (low 32-bit) - Expected 116.4, actual 126 (1.08x) (10)
Testing collisions (low 23-34 bits) - Worst is 34 bits: 34/29 (1.17x)
Testing distribution - Worst bias is the 17-bit window at bit 30 - 0.158%
Keyset 'Cyclic' - 8 cycles of 12 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 102 (0.88x)
Testing collisions (high 23-34 bits) - Worst is 27 bits: 3738/3716 (1.01x)
Testing collisions (low 32-bit) - Expected 116.4, actual 117 (1.01x) (1)
Testing collisions (low 23-34 bits) - Worst is 33 bits: 63/58 (1.08x)
Testing distribution - Worst bias is the 17-bit window at bit 38 - 0.116%
Keyset 'Cyclic' - 8 cycles of 16 bytes - 1000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 116.4, actual 104 (0.89x)
Testing collisions (high 23-34 bits) - Worst is 29 bits: 957/930 (1.03x)
Testing collisions (low 32-bit) - Expected 116.4, actual 103 (0.88x)
Testing collisions (low 23-34 bits) - Worst is 23 bits: 57183/57305 (1.00x)
Testing distribution - Worst bias is the 17-bit window at bit 8 - 0.063%
[[[ Keyset 'TwoBytes' Tests ]]]
Keyset 'TwoBytes' - up-to-4-byte keys, 652545 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 49.6, actual 42 (0.85x)
Testing collisions (high 23-33 bits) - Worst is 28 bits: 850/792 (1.07x)
Testing collisions (low 32-bit) - Expected 49.6, actual 69 (1.39x) (20)
Testing collisions (low 23-33 bits) - Worst is 33 bits: 36/24 (1.45x)
Testing distribution - Worst bias is the 16-bit window at bit 39 - 0.135%
Keyset 'TwoBytes' - up-to-8-byte keys, 5471025 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 3483.1, actual 3567 (1.02x) (84)
Testing collisions (high 26-39 bits) - Worst is 39 bits: 37/27 (1.36x)
Testing collisions (low 32-bit) - Expected 3483.1, actual 3563 (1.02x) (80)
Testing collisions (low 26-39 bits) - Worst is 38 bits: 67/54 (1.23x)
Testing distribution - Worst bias is the 20-bit window at bit 3 - 0.125%
Keyset 'TwoBytes' - up-to-12-byte keys, 18616785 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 40289.5, actual 40291 (1.00x) (2)
Testing collisions (high 27-42 bits) - Worst is 36 bits: 2616/2521 (1.04x)
Testing collisions (low 32-bit) - Expected 40289.5, actual 40492 (1.01x) (203)
Testing collisions (low 27-42 bits) - Worst is 38 bits: 720/630 (1.14x)
Testing distribution - Worst bias is the 20-bit window at bit 39 - 0.027%
Keyset 'TwoBytes' - up-to-16-byte keys, 44251425 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 227182.3, actual 227137 (1.00x) (-45)
Testing collisions (high 29-45 bits) - Worst is 39 bits: 1826/1780 (1.03x)
Testing collisions (low 32-bit) - Expected 227182.3, actual 227091 (1.00x) (-91)
Testing collisions (low 29-45 bits) - Worst is 44 bits: 60/55 (1.08x)
Testing distribution - Worst bias is the 20-bit window at bit 47 - 0.016%
Keyset 'TwoBytes' - up-to-20-byte keys, 86536545 total keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 865959.1, actual 867508 (1.00x) (1549)
Testing collisions (high 30-47 bits) - Worst is 47 bits: 36/26 (1.35x)
Testing collisions (low 32-bit) - Expected 865959.1, actual 865638 (1.00x) (-321)
Testing collisions (low 30-47 bits) - Worst is 40 bits: 3543/3405 (1.04x)
Testing distribution - Worst bias is the 20-bit window at bit 47 - 0.007%
[[[ Keyset 'Text' Tests ]]]
Keyset 'Text' - keys of form "FooXXXXBar" - 14776336 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 25389.0, actual 25556 (1.01x) (167)
Testing collisions (high 27-42 bits) - Worst is 41 bits: 53/49 (1.07x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25007 (0.98x) (-382)
Testing collisions (low 27-42 bits) - Worst is 30 bits: 101608/101207 (1.00x)
Testing distribution - Worst bias is the 20-bit window at bit 41 - 0.023%
Keyset 'Text' - keys of form "FooBarXXXX" - 14776336 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 25389.0, actual 25337 (1.00x) (-52)
Testing collisions (high 27-42 bits) - Worst is 37 bits: 843/794 (1.06x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25206 (0.99x) (-183)
Testing collisions (low 27-42 bits) - Worst is 41 bits: 59/49 (1.19x)
Testing distribution - Worst bias is the 20-bit window at bit 20 - 0.021%
Keyset 'Text' - keys of form "XXXXFooBar" - 14776336 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 25389.0, actual 25225 (0.99x) (-164)
Testing collisions (high 27-42 bits) - Worst is 33 bits: 12687/12701 (1.00x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25454 (1.00x) (65)
Testing collisions (low 27-42 bits) - Worst is 38 bits: 409/397 (1.03x)
Testing distribution - Worst bias is the 20-bit window at bit 27 - 0.018%
Keyset 'Words' - 4000000 random keys of len 6-16 from alnum charset
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1862.1, actual 1828 (0.98x) (-34)
Testing collisions (high 25-38 bits) - Worst is 35 bits: 240/232 (1.03x)
Testing collisions (low 32-bit) - Expected 1862.1, actual 1851 (0.99x) (-11)
Testing collisions (low 25-38 bits) - Worst is 31 bits: 3778/3722 (1.01x)
Testing distribution - Worst bias is the 19-bit window at bit 24 - 0.068%
Keyset 'Words' - 4000000 random keys of len 6-16 from password charset
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1862.1, actual 1895 (1.02x) (33)
Testing collisions (high 25-38 bits) - Worst is 38 bits: 38/29 (1.31x)
Testing collisions (low 32-bit) - Expected 1862.1, actual 1872 (1.01x) (10)
Testing collisions (low 25-38 bits) - Worst is 33 bits: 951/931 (1.02x)
Testing distribution - Worst bias is the 19-bit window at bit 52 - 0.076%
Keyset 'Words' - 104334 dict words
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 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 32-bit) - Expected 1.3, actual 2 (1.58x) (1)
Testing collisions (low 20-28 bits) - Worst is 28 bits: 35/20 (1.73x)
Testing distribution - Worst bias is the 14-bit window at bit 15 - 0.232%
[[[ Keyset 'Zeroes' Tests ]]]
Keyset 'Zeroes' - 204800 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 4.9, actual 5 (1.02x) (1)
Testing collisions (high 21-29 bits) - Worst is 29 bits: 46/39 (1.18x)
Testing collisions (low 32-bit) - Expected 4.9, actual 1 (0.20x)
Testing collisions (low 21-29 bits) - Worst is 29 bits: 41/39 (1.05x)
Testing distribution - Worst bias is the 15-bit window at bit 14 - 0.275%
[[[ Keyset 'Seed' Tests ]]]
Keyset 'Seed' - 5000000 keys
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 2909.3, actual 2919 (1.00x) (10)
Testing collisions (high 26-39 bits) - Worst is 36 bits: 190/181 (1.04x)
Testing collisions (low 32-bit) - Expected 2909.3, actual 2912 (1.00x) (3)
Testing collisions (low 26-39 bits) - Worst is 37 bits: 98/90 (1.08x)
Testing distribution - Worst bias is the 19-bit window at bit 3 - 0.048%
[[[ Keyset 'PerlinNoise' Tests ]]]
Testing 16777216 coordinates (L2) :
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 32725.4, actual 32679 (1.00x) (-46)
Testing collisions (high 27-42 bits) - Worst is 40 bits: 131/127 (1.02x)
Testing collisions (low 32-bit) - Expected 32725.4, actual 32531 (0.99x) (-194)
Testing collisions (low 27-42 bits) - Worst is 29 bits: 260295/259434 (1.00x)
Testing AV variant, 128 count with 4 spacing, 4-12:
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 1116.2, actual 1120 (1.00x) (4)
Testing collisions (high 25-37 bits) - Worst is 32 bits: 1120/1116 (1.00x)
Testing collisions (low 32-bit) - Expected 1116.2, actual 1062 (0.95x)
Testing collisions (low 25-37 bits) - Worst is 25 bits: 139012/138605 (1.00x)
[[[ Diff 'Differential' Tests ]]]
Testing 8303632 up-to-5-bit differentials in 64-bit keys -> 64 bit hashes.
100 reps, 830363200 total tests, expecting 0.00 random collisions..........
0 total collisions, of which 0 single collisions were ignored
Testing 11017632 up-to-4-bit differentials in 128-bit keys -> 64 bit hashes.
100 reps, 1101763200 total tests, expecting 0.00 random collisions..........
0 total collisions, of which 0 single collisions were ignored
Testing 2796416 up-to-3-bit differentials in 256-bit keys -> 64 bit hashes.
100 reps, 279641600 total tests, expecting 0.00 random collisions..........
0 total collisions, of which 0 single collisions were ignored
[[[ DiffDist 'Differential Distribution' Tests ]]]
Testing bit 0
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 501 (0.98x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16401/16298 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 530 (1.04x) (19)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 530/511 (1.04x)
Testing distribution - Worst bias is the 18-bit window at bit 28 - 0.083%
Testing bit 1
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 486 (0.95x)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 71/63 (1.11x)
Testing collisions (low 32-bit) - Expected 511.9, actual 485 (0.95x)
Testing collisions (low 24-36 bits) - Worst is 26 bits: 32370/32429 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.064%
Testing bit 2
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 552 (1.08x) (41)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 55/31 (1.72x)
Testing collisions (low 32-bit) - Expected 511.9, actual 493 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 132/127 (1.03x)
Testing distribution - Worst bias is the 18-bit window at bit 13 - 0.100%
Testing bit 3
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 535 (1.05x) (24)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 535/511 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 498 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 130/127 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 0.094%
Testing bit 4
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 528 (1.03x) (17)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 528/511 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 261/255 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 3 - 0.064%
Testing bit 5
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing collisions (high 24-36 bits) - Worst is 25 bits: 64383/64191 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 532 (1.04x) (21)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 44/31 (1.38x)
Testing distribution - Worst bias is the 18-bit window at bit 59 - 0.103%
Testing bit 6
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 526 (1.03x) (15)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 274/255 (1.07x)
Testing collisions (low 32-bit) - Expected 511.9, actual 516 (1.01x) (5)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 272/255 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 18 - 0.098%
Testing bit 7
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 556 (1.09x) (45)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 559 (1.09x) (48)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 280/255 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 16 - 0.111%
Testing bit 8
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 488 (0.95x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16443/16298 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 547 (1.07x) (36)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 275/255 (1.07x)
Testing distribution - Worst bias is the 18-bit window at bit 0 - 0.075%
Testing bit 9
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 540 (1.05x) (29)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 540/511 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 504 (0.98x) (-7)
Testing collisions (low 24-36 bits) - Worst is 29 bits: 4125/4090 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.068%
Testing bit 10
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 508 (0.99x) (-3)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 482 (0.94x)
Testing collisions (low 24-36 bits) - Worst is 26 bits: 32422/32429 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 45 - 0.073%
Testing bit 11
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 527 (1.03x) (16)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing collisions (low 32-bit) - Expected 511.9, actual 511 (1.00x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 42/31 (1.31x)
Testing distribution - Worst bias is the 18-bit window at bit 13 - 0.095%
Testing bit 12
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 498 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 33/31 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 490 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 28 bits: 8253/8170 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 36 - 0.089%
Testing bit 13
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 151/127 (1.18x)
Testing collisions (low 32-bit) - Expected 511.9, actual 524 (1.02x) (13)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 36/31 (1.13x)
Testing distribution - Worst bias is the 18-bit window at bit 63 - 0.086%
Testing bit 14
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 538 (1.05x) (27)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 532 (1.04x) (21)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 70/63 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 13 - 0.061%
Testing bit 15
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 552 (1.08x) (41)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 143/127 (1.12x)
Testing collisions (low 32-bit) - Expected 511.9, actual 508 (0.99x) (-3)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 39/31 (1.22x)
Testing distribution - Worst bias is the 18-bit window at bit 53 - 0.075%
Testing bit 16
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 528 (1.03x) (17)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 78/63 (1.22x)
Testing collisions (low 32-bit) - Expected 511.9, actual 551 (1.08x) (40)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 150/127 (1.17x)
Testing distribution - Worst bias is the 18-bit window at bit 26 - 0.075%
Testing bit 17
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 543 (1.06x) (32)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 156/127 (1.22x)
Testing collisions (low 32-bit) - Expected 511.9, actual 493 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 262/255 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 9 - 0.089%
Testing bit 18
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 499 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 510 (1.00x) (-1)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 69/63 (1.08x)
Testing distribution - Worst bias is the 18-bit window at bit 56 - 0.072%
Testing bit 19
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 521 (1.02x) (10)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 44/31 (1.38x)
Testing collisions (low 32-bit) - Expected 511.9, actual 494 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 34/31 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 34 - 0.105%
Testing bit 20
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 514 (1.00x) (3)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 514/511 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 488 (0.95x)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 142/127 (1.11x)
Testing distribution - Worst bias is the 18-bit window at bit 54 - 0.076%
Testing bit 21
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 489 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 29 bits: 4121/4090 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 481 (0.94x)
Testing collisions (low 24-36 bits) - Worst is 24 bits: 125220/125777 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 36 - 0.082%
Testing bit 22
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 533 (1.04x) (22)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 533/511 (1.04x)
Testing collisions (low 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 69/63 (1.08x)
Testing distribution - Worst bias is the 18-bit window at bit 24 - 0.068%
Testing bit 23
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 492 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 42/31 (1.31x)
Testing collisions (low 32-bit) - Expected 511.9, actual 488 (0.95x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 34/31 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 5 - 0.059%
Testing bit 24
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 532 (1.04x) (21)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 141/127 (1.10x)
Testing collisions (low 32-bit) - Expected 511.9, actual 562 (1.10x) (51)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 82/63 (1.28x)
Testing distribution - Worst bias is the 18-bit window at bit 40 - 0.059%
Testing bit 25
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 536 (1.05x) (25)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 43/31 (1.34x)
Testing collisions (low 32-bit) - Expected 511.9, actual 523 (1.02x) (12)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 74/63 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 60 - 0.086%
Testing bit 26
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 494 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 262/255 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 499 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 28 bits: 8296/8170 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 6 - 0.079%
Testing bit 27
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 477 (0.93x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 538 (1.05x) (27)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 284/255 (1.11x)
Testing distribution - Worst bias is the 18-bit window at bit 6 - 0.092%
Testing bit 28
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 541 (1.06x) (30)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 541/511 (1.06x)
Testing collisions (low 32-bit) - Expected 511.9, actual 533 (1.04x) (22)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 151/127 (1.18x)
Testing distribution - Worst bias is the 18-bit window at bit 17 - 0.059%
Testing bit 29
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 457 (0.89x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 539 (1.05x) (28)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 277/255 (1.08x)
Testing distribution - Worst bias is the 18-bit window at bit 38 - 0.065%
Testing bit 30
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 486 (0.95x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 33/31 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 540 (1.05x) (29)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 540/511 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.054%
Testing bit 31
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 523 (1.02x) (12)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 137/127 (1.07x)
Testing collisions (low 32-bit) - Expected 511.9, actual 553 (1.08x) (42)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 39/31 (1.22x)
Testing distribution - Worst bias is the 18-bit window at bit 50 - 0.071%
Testing bit 32
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 532 (1.04x) (21)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 83/63 (1.30x)
Testing collisions (low 32-bit) - Expected 511.9, actual 531 (1.04x) (20)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 34/31 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 27 - 0.062%
Testing bit 33
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 534 (1.04x) (23)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 534/511 (1.04x)
Testing collisions (low 32-bit) - Expected 511.9, actual 510 (1.00x) (-1)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 510/511 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 57 - 0.081%
Testing bit 34
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 501 (0.98x)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 271/255 (1.06x)
Testing collisions (low 32-bit) - Expected 511.9, actual 535 (1.05x) (24)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 280/255 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 27 - 0.090%
Testing bit 35
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 496 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 26 bits: 32534/32429 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 528 (1.03x) (17)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 77/63 (1.20x)
Testing distribution - Worst bias is the 18-bit window at bit 11 - 0.094%
Testing bit 36
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 495 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 31 bits: 1023/1023 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 563 (1.10x) (52)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 39/31 (1.22x)
Testing distribution - Worst bias is the 18-bit window at bit 7 - 0.093%
Testing bit 37
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 484 (0.95x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 532 (1.04x) (21)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 42/31 (1.31x)
Testing distribution - Worst bias is the 18-bit window at bit 19 - 0.092%
Testing bit 38
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 547 (1.07x) (36)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 39/31 (1.22x)
Testing collisions (low 32-bit) - Expected 511.9, actual 499 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing distribution - Worst bias is the 18-bit window at bit 1 - 0.051%
Testing bit 39
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 472 (0.92x)
Testing collisions (high 24-36 bits) - Worst is 30 bits: 2077/2046 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 49 - 0.119%
Testing bit 40
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 526 (1.03x) (15)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 72/63 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 48 - 0.074%
Testing bit 41
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 525 (1.03x) (14)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 39/31 (1.22x)
Testing collisions (low 32-bit) - Expected 511.9, actual 527 (1.03x) (16)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 69/63 (1.08x)
Testing distribution - Worst bias is the 18-bit window at bit 56 - 0.108%
Testing bit 42
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 258/255 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 545 (1.06x) (34)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 51/31 (1.59x)
Testing distribution - Worst bias is the 18-bit window at bit 38 - 0.074%
Testing bit 43
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 517 (1.01x) (6)
Testing collisions (high 24-36 bits) - Worst is 31 bits: 1056/1023 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 545 (1.06x) (34)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 545/511 (1.06x)
Testing distribution - Worst bias is the 17-bit window at bit 28 - 0.069%
Testing bit 44
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 499 (0.97x)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 73/63 (1.14x)
Testing collisions (low 32-bit) - Expected 511.9, actual 524 (1.02x) (13)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 147/127 (1.15x)
Testing distribution - Worst bias is the 18-bit window at bit 13 - 0.061%
Testing bit 45
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 507 (0.99x) (-4)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 34/31 (1.06x)
Testing collisions (low 32-bit) - Expected 511.9, actual 494 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 130/127 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 61 - 0.063%
Testing bit 46
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 525 (1.03x) (14)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 79/63 (1.23x)
Testing collisions (low 32-bit) - Expected 511.9, actual 537 (1.05x) (26)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 137/127 (1.07x)
Testing distribution - Worst bias is the 18-bit window at bit 7 - 0.105%
Testing bit 47
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 486 (0.95x)
Testing collisions (high 24-36 bits) - Worst is 29 bits: 4158/4090 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 521 (1.02x) (10)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 35/31 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 54 - 0.080%
Testing bit 48
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 538 (1.05x) (27)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 550 (1.07x) (39)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 139/127 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.072%
Testing bit 49
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 546 (1.07x) (35)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 137/127 (1.07x)
Testing collisions (low 32-bit) - Expected 511.9, actual 511 (1.00x)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 66/63 (1.03x)
Testing distribution - Worst bias is the 18-bit window at bit 63 - 0.053%
Testing bit 50
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 518 (1.01x) (7)
Testing collisions (high 24-36 bits) - Worst is 28 bits: 8301/8170 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 524 (1.02x) (13)
Testing collisions (low 24-36 bits) - Worst is 31 bits: 1089/1023 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 37 - 0.064%
Testing bit 51