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SipHash13.txt
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-------------------------------------------------------------------------------
--- Testing SipHash13 "SipHash 1-3 - SSSE3 optimized" GOOD
[[[ Sanity Tests ]]]
Verification value 0x29C010BF ....... PASS
Running sanity check 1 .......... PASS
Running AppendedZeroesTest .......... PASS
[[[ Speed Tests ]]]
WARNING: timer resolution is 72 (0x48) ticks (0x132661d3f82cc - 0x132661d3f8284). Broken VDSO?
Bulk speed test - 262144-byte keys
Alignment 7 - 0.630 bytes/cycle - 1803.58 MiB/sec @ 3 ghz
Alignment 6 - 0.631 bytes/cycle - 1804.13 MiB/sec @ 3 ghz
Alignment 5 - 0.630 bytes/cycle - 1803.27 MiB/sec @ 3 ghz
Alignment 4 - 0.631 bytes/cycle - 1804.94 MiB/sec @ 3 ghz
Alignment 3 - 0.631 bytes/cycle - 1804.14 MiB/sec @ 3 ghz
Alignment 2 - 0.631 bytes/cycle - 1805.07 MiB/sec @ 3 ghz
Alignment 1 - 0.630 bytes/cycle - 1803.48 MiB/sec @ 3 ghz
Alignment 0 - 0.630 bytes/cycle - 1803.09 MiB/sec @ 3 ghz
Average - 0.631 bytes/cycle - 1803.96 MiB/sec @ 3 ghz
Small key speed test - 1-byte keys - 87.15 cycles/hash
Small key speed test - 2-byte keys - 87.25 cycles/hash
Small key speed test - 3-byte keys - 87.16 cycles/hash
Small key speed test - 4-byte keys - 87.42 cycles/hash
Small key speed test - 5-byte keys - 87.07 cycles/hash
Small key speed test - 6-byte keys - 86.74 cycles/hash
Small key speed test - 7-byte keys - 93.26 cycles/hash
Small key speed test - 8-byte keys - 100.00 cycles/hash
Small key speed test - 9-byte keys - 99.44 cycles/hash
Small key speed test - 10-byte keys - 99.43 cycles/hash
Small key speed test - 11-byte keys - 99.48 cycles/hash
Small key speed test - 12-byte keys - 99.36 cycles/hash
Small key speed test - 13-byte keys - 99.49 cycles/hash
Small key speed test - 14-byte keys - 99.48 cycles/hash
Small key speed test - 15-byte keys - 99.43 cycles/hash
Small key speed test - 16-byte keys - 113.35 cycles/hash
Small key speed test - 17-byte keys - 113.62 cycles/hash
Small key speed test - 18-byte keys - 112.55 cycles/hash
Small key speed test - 19-byte keys - 112.48 cycles/hash
Small key speed test - 20-byte keys - 112.63 cycles/hash
Small key speed test - 21-byte keys - 112.51 cycles/hash
Small key speed test - 22-byte keys - 113.68 cycles/hash
Small key speed test - 23-byte keys - 112.57 cycles/hash
Small key speed test - 24-byte keys - 127.22 cycles/hash
Small key speed test - 25-byte keys - 124.47 cycles/hash
Small key speed test - 26-byte keys - 125.04 cycles/hash
Small key speed test - 27-byte keys - 124.37 cycles/hash
Small key speed test - 28-byte keys - 125.04 cycles/hash
Small key speed test - 29-byte keys - 125.08 cycles/hash
Small key speed test - 30-byte keys - 124.42 cycles/hash
Small key speed test - 31-byte keys - 125.11 cycles/hash
Small key speed test - 32-byte keys - 137.49 cycles/hash
Average 107.931 cycles/hash
Average, weighted by key length freq. 107.788 cycles/hash (using 93.0% of top-7m Tranco DNS names dataset)
Average, weighted by key length freq. 104.493 cycles/hash (using 27.1% of startup-1M UMASH trace dataset)
[[[ 'Hashmap' Speed Tests (when inlined) ]]]
std::unordered_map
Init std HashMapTest: 530.627 cycles/op (102401 inserts, 1% deletions)
Running std HashMapTest: 366.620 cycles/op (5.4 stdv)
greg7mdp/parallel-hashmap
Init fast HashMapTest: 497.117 cycles/op (102401 inserts, 1% deletions)
Running fast HashMapTest: 267.616 cycles/op (25.5 stdv) ....... PASS
[[[ Avalanche Tests ]]]
Testing 24-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.607333%
Testing 32-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.646667%
Testing 40-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.686000%
Testing 48-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.658000%
Testing 56-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.662000%
Testing 64-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.715333%
Testing 72-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.602000%
Testing 80-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.729333%
Testing 96-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.903333%
Testing 112-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.714667%
Testing 128-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.744000%
Testing 160-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.663333%
Testing 512-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.774000%
Testing 1024-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.816667%
[[[ 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 19 bits: 2442/2368 (1.03x)
Testing collisions (low 32-bit) - Expected 0.3, actual 0 (0.00x)
Testing collisions (low 19-25 bits) - Worst is 25 bits: 51/38 (1.34x)
Testing distribution - Worst bias is the 13-bit window at bit 0 - 0.648%
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 194 (1.03x) (6)
Testing collisions (high 24-35 bits) - Worst is 31 bits: 410/376 (1.09x)
Testing collisions (low 32-bit) - Expected 188.2, actual 215 (1.14x) (27)
Testing collisions (low 24-35 bits) - Worst is 34 bits: 56/47 (1.19x)
Testing distribution - Worst bias is the 17-bit window at bit 19 - 0.068%
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 2447 (1.03x) (75)
Testing collisions (high 25-38 bits) - Worst is 35 bits: 326/296 (1.10x)
Testing collisions (low 32-bit) - Expected 2372.2, actual 2393 (1.01x) (21)
Testing collisions (low 25-38 bits) - Worst is 35 bits: 306/296 (1.03x)
Testing distribution - Worst bias is the 19-bit window at bit 41 - 0.046%
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 2506 (1.02x) (46)
Testing collisions (high 25-38 bits) - Worst is 38 bits: 41/38 (1.07x)
Testing collisions (low 32-bit) - Expected 2460.8, actual 2598 (1.06x) (138)
Testing collisions (low 25-38 bits) - Worst is 37 bits: 98/76 (1.27x)
Testing distribution - Worst bias is the 19-bit window at bit 59 - 0.039%
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 23257 (0.99x) (-180)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 29/22 (1.27x)
Testing collisions (low 32-bit) - Expected 23437.8, actual 23260 (0.99x) (-177)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 35/22 (1.53x)
Testing distribution - Worst bias is the 20-bit window at bit 8 - 0.026%
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 2121 (1.03x) (53)
Testing collisions (high 25-38 bits) - Worst is 38 bits: 37/32 (1.14x)
Testing collisions (low 32-bit) - Expected 2069.0, actual 2152 (1.04x) (84)
Testing collisions (low 25-38 bits) - Worst is 34 bits: 554/517 (1.07x)
Testing distribution - Worst bias is the 19-bit window at bit 20 - 0.052%
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 8090 (1.01x) (69)
Testing collisions (high 26-40 bits) - Worst is 38 bits: 142/125 (1.13x)
Testing collisions (low 32-bit) - Expected 8021.7, actual 8000 (1.00x) (-21)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 36/31 (1.15x)
Testing distribution - Worst bias is the 20-bit window at bit 24 - 0.056%
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 26089 (0.99x) (-362)
Testing collisions (high 27-42 bits) - Worst is 41 bits: 60/51 (1.16x)
Testing collisions (low 32-bit) - Expected 26451.8, actual 26606 (1.01x) (155)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 29/25 (1.12x)
Testing distribution - Worst bias is the 20-bit window at bit 61 - 0.018%
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 1369 (0.98x)
Testing collisions (high 25-38 bits) - Worst is 27 bits: 44228/44458 (0.99x)
Testing collisions (low 32-bit) - Expected 1401.0, actual 1445 (1.03x) (45)
Testing collisions (low 25-38 bits) - Worst is 37 bits: 54/43 (1.23x)
Testing distribution - Worst bias is the 19-bit window at bit 18 - 0.070%
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 84195 (1.00x) (-351)
Testing collisions (high 28-44 bits) - Worst is 44 bits: 28/20 (1.35x)
Testing collisions (low 32-bit) - Expected 84546.1, actual 84260 (1.00x) (-286)
Testing collisions (low 28-44 bits) - Worst is 42 bits: 99/82 (1.20x)
Testing distribution - Worst bias is the 20-bit window at bit 62 - 0.010%
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 918 (1.01x) (8)
Testing collisions (high 25-37 bits) - Worst is 36 bits: 66/56 (1.16x)
Testing collisions (low 32-bit) - Expected 910.2, actual 929 (1.02x) (19)
Testing collisions (low 25-37 bits) - Worst is 37 bits: 30/28 (1.05x)
Testing distribution - Worst bias is the 19-bit window at bit 8 - 0.075%
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 57995 (1.00x) (-160)
Testing collisions (high 28-43 bits) - Worst is 43 bits: 37/28 (1.30x)
Testing collisions (low 32-bit) - Expected 58155.4, actual 58113 (1.00x) (-42)
Testing collisions (low 28-43 bits) - Worst is 42 bits: 68/56 (1.20x)
Testing distribution - Worst bias is the 20-bit window at bit 27 - 0.020%
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 25 (0.78x)
Testing collisions (high 22-32 bits) - Worst is 22 bits: 31503/31504 (1.00x)
Testing collisions (low 32-bit) - Expected 32.1, actual 29 (0.90x)
Testing collisions (low 22-32 bits) - Worst is 25 bits: 4124/4082 (1.01x)
Testing distribution - Worst bias is the 16-bit window at bit 54 - 0.137%
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 542 (1.06x) (30)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 36/32 (1.12x)
Testing collisions (low 32-bit) - Expected 512.4, actual 498 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 42/32 (1.31x)
Testing distribution - Worst bias is the 18-bit window at bit 8 - 0.109%
[[[ 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 672 (1.01x) (4)
Testing collisions (high 24-37 bits) - Worst is 36 bits: 56/41 (1.34x)
Testing collisions (low 32-bit) - Expected 668.6, actual 724 (1.08x) (56)
Testing collisions (low 24-37 bits) - Worst is 37 bits: 31/20 (1.48x)
Testing distribution - Worst bias is the 18-bit window at bit 40 - 0.074%
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 648 (0.97x)
Testing collisions (high 24-37 bits) - Worst is 36 bits: 49/41 (1.17x)
Testing collisions (low 32-bit) - Expected 668.6, actual 640 (0.96x)
Testing collisions (low 24-37 bits) - Worst is 30 bits: 2711/2672 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 44 - 0.048%
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 17388 (1.00x) (66)
Testing collisions (high 27-41 bits) - Worst is 39 bits: 168/135 (1.24x)
Testing collisions (low 32-bit) - Expected 17322.9, actual 17502 (1.01x) (180)
Testing collisions (low 27-41 bits) - Worst is 40 bits: 73/67 (1.08x)
Testing distribution - Worst bias is the 20-bit window at bit 48 - 0.032%
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 8084 (0.99x) (-102)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 68/63 (1.06x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8263 (1.01x) (77)
Testing collisions (low 26-40 bits) - Worst is 36 bits: 527/511 (1.03x)
Testing distribution - Worst bias is the 20-bit window at bit 50 - 0.034%
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 8258 (1.01x) (72)
Testing collisions (high 26-40 bits) - Worst is 32 bits: 8258/8186 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8084 (0.99x) (-102)
Testing collisions (low 26-40 bits) - Worst is 36 bits: 525/511 (1.03x)
Testing distribution - Worst bias is the 20-bit window at bit 42 - 0.044%
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 8173 (1.00x) (-13)
Testing collisions (high 26-40 bits) - Worst is 37 bits: 292/255 (1.14x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8124 (0.99x) (-62)
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 - 0.037%
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 8035 (0.98x) (-151)
Testing collisions (high 26-40 bits) - Worst is 37 bits: 269/255 (1.05x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 7995 (0.98x)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 34/31 (1.06x)
Testing distribution - Worst bias is the 20-bit window at bit 11 - 0.042%
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 8247 (1.01x) (61)
Testing collisions (high 26-40 bits) - Worst is 35 bits: 1035/1023 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 7964 (0.97x)
Testing collisions (low 26-40 bits) - Worst is 26 bits: 503504/503108 (1.00x)
Testing distribution - Worst bias is the 20-bit window at bit 13 - 0.052%
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 8371 (1.02x) (185)
Testing collisions (high 26-40 bits) - Worst is 33 bits: 4292/4094 (1.05x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8174 (1.00x) (-12)
Testing collisions (low 26-40 bits) - Worst is 33 bits: 4160/4094 (1.02x)
Testing distribution - Worst bias is the 20-bit window at bit 0 - 0.055%
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 8111 (0.99x) (-75)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 70/63 (1.09x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8333 (1.02x) (147)
Testing collisions (low 26-40 bits) - Worst is 39 bits: 72/63 (1.13x)
Testing distribution - Worst bias is the 19-bit window at bit 52 - 0.031%
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 8270 (1.01x) (84)
Testing collisions (high 26-40 bits) - Worst is 32 bits: 8270/8186 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8263 (1.01x) (77)
Testing collisions (low 26-40 bits) - Worst is 34 bits: 2103/2047 (1.03x)
Testing distribution - Worst bias is the 20-bit window at bit 3 - 0.042%
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 8074 (0.99x) (-112)
Testing collisions (high 26-40 bits) - Worst is 34 bits: 2061/2047 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8093 (0.99x) (-93)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 37/31 (1.16x)
Testing distribution - Worst bias is the 20-bit window at bit 63 - 0.057%
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 8159 (1.00x) (-27)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 75/63 (1.17x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8127 (0.99x) (-59)
Testing collisions (low 26-40 bits) - Worst is 27 bits: 257127/256766 (1.00x)
Testing distribution - Worst bias is the 20-bit window at bit 55 - 0.036%
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 8141 (0.99x) (-45)
Testing collisions (high 26-40 bits) - Worst is 38 bits: 133/127 (1.04x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8187 (1.00x) (1)
Testing collisions (low 26-40 bits) - Worst is 39 bits: 72/63 (1.13x)
Testing distribution - Worst bias is the 20-bit window at bit 40 - 0.027%
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 8229 (1.01x) (43)
Testing collisions (high 26-40 bits) - Worst is 38 bits: 140/127 (1.09x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8200 (1.00x) (14)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 43/31 (1.34x)
Testing distribution - Worst bias is the 20-bit window at bit 1 - 0.030%
[[[ 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 109 (0.94x)
Testing collisions (high 23-34 bits) - Worst is 23 bits: 57354/57305 (1.00x)
Testing collisions (low 32-bit) - Expected 116.4, actual 133 (1.14x) (17)
Testing collisions (low 23-34 bits) - Worst is 32 bits: 133/116 (1.14x)
Testing distribution - Worst bias is the 17-bit window at bit 57 - 0.115%
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 132 (1.13x) (16)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 43/29 (1.48x)
Testing collisions (low 32-bit) - Expected 116.4, actual 125 (1.07x) (9)
Testing collisions (low 23-34 bits) - Worst is 34 bits: 37/29 (1.27x)
Testing distribution - Worst bias is the 17-bit window at bit 30 - 0.088%
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 106 (0.91x)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 33/29 (1.13x)
Testing collisions (low 32-bit) - Expected 116.4, actual 114 (0.98x)
Testing collisions (low 23-34 bits) - Worst is 30 bits: 495/465 (1.06x)
Testing distribution - Worst bias is the 17-bit window at bit 36 - 0.112%
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 113 (0.97x)
Testing collisions (high 23-34 bits) - Worst is 28 bits: 1889/1860 (1.02x)
Testing collisions (low 32-bit) - Expected 116.4, actual 112 (0.96x)
Testing collisions (low 23-34 bits) - Worst is 27 bits: 3700/3716 (1.00x)
Testing distribution - Worst bias is the 17-bit window at bit 30 - 0.107%
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 125 (1.07x) (9)
Testing collisions (high 23-34 bits) - Worst is 32 bits: 125/116 (1.07x)
Testing collisions (low 32-bit) - Expected 116.4, actual 120 (1.03x) (4)
Testing collisions (low 23-34 bits) - Worst is 34 bits: 32/29 (1.10x)
Testing distribution - Worst bias is the 17-bit window at bit 9 - 0.167%
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 111 (0.95x)
Testing collisions (high 23-34 bits) - Worst is 25 bits: 14992/14754 (1.02x)
Testing collisions (low 32-bit) - Expected 116.4, actual 121 (1.04x) (5)
Testing collisions (low 23-34 bits) - Worst is 34 bits: 32/29 (1.10x)
Testing distribution - Worst bias is the 17-bit window at bit 18 - 0.098%
[[[ 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 49 (0.99x)
Testing collisions (high 23-33 bits) - Worst is 33 bits: 28/24 (1.13x)
Testing collisions (low 32-bit) - Expected 49.6, actual 50 (1.01x) (1)
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 58 - 0.146%
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 3584 (1.03x) (101)
Testing collisions (high 26-39 bits) - Worst is 39 bits: 29/27 (1.07x)
Testing collisions (low 32-bit) - Expected 3483.1, actual 3403 (0.98x)
Testing collisions (low 26-39 bits) - Worst is 38 bits: 65/54 (1.19x)
Testing distribution - Worst bias is the 20-bit window at bit 15 - 0.065%
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 40273 (1.00x) (-16)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 44/39 (1.12x)
Testing collisions (low 32-bit) - Expected 40289.5, actual 40456 (1.00x) (167)
Testing collisions (low 27-42 bits) - Worst is 33 bits: 20260/20159 (1.00x)
Testing distribution - Worst bias is the 20-bit window at bit 32 - 0.012%
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 227452 (1.00x) (270)
Testing collisions (high 29-45 bits) - Worst is 45 bits: 31/27 (1.11x)
Testing collisions (low 32-bit) - Expected 227182.3, actual 227211 (1.00x) (29)
Testing collisions (low 29-45 bits) - Worst is 44 bits: 63/55 (1.13x)
Testing distribution - Worst bias is the 20-bit window at bit 48 - 0.008%
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 865957 (1.00x) (-2)
Testing collisions (high 30-47 bits) - Worst is 46 bits: 71/53 (1.33x)
Testing collisions (low 32-bit) - Expected 865959.1, actual 865995 (1.00x) (36)
Testing collisions (low 30-47 bits) - Worst is 44 bits: 232/212 (1.09x)
Testing distribution - Worst bias is the 20-bit window at bit 48 - 0.003%
[[[ MomentChi2 Tests ]]]
Analyze hashes produced from a serie of linearly increasing numbers of 32-bit, using a step of 2 ...
Target values to approximate : 38918200.000000 - 273633.333333
4 threads starting... done
Popcount 1 stats : 38918477.856576 - 273632.844376
Popcount 0 stats : 38918951.556847 - 273629.082428
MomentChi2 for bits 1 : 0.141073
MomentChi2 for bits 0 : 1.03211
Derivative stats (transition from 2 consecutive values) :
Popcount 1 stats : 38918382.607972 - 273643.680781
Popcount 0 stats : 38919270.939424 - 273633.414988
MomentChi2 for deriv b1 : 0.0609302
MomentChi2 for deriv b0 : 2.09571
Great
[[[ 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 25706 (1.01x) (317)
Testing collisions (high 27-42 bits) - Worst is 31 bits: 51402/50719 (1.01x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25577 (1.01x) (188)
Testing collisions (low 27-42 bits) - Worst is 39 bits: 225/198 (1.13x)
Testing distribution - Worst bias is the 20-bit window at bit 42 - 0.030%
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 25319 (1.00x) (-70)
Testing collisions (high 27-42 bits) - Worst is 41 bits: 61/49 (1.23x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25452 (1.00x) (63)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 27/24 (1.09x)
Testing distribution - Worst bias is the 19-bit window at bit 33 - 0.013%
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 25233 (0.99x) (-156)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 28/24 (1.13x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25512 (1.00x) (123)
Testing collisions (low 27-42 bits) - Worst is 41 bits: 60/49 (1.21x)
Testing distribution - Worst bias is the 20-bit window at bit 11 - 0.026%
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 1874 (1.01x) (12)
Testing collisions (high 25-38 bits) - Worst is 38 bits: 39/29 (1.34x)
Testing collisions (low 32-bit) - Expected 1862.1, actual 1912 (1.03x) (50)
Testing collisions (low 25-38 bits) - Worst is 36 bits: 131/116 (1.13x)
Testing distribution - Worst bias is the 19-bit window at bit 0 - 0.074%
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 1962 (1.05x) (100)
Testing collisions (high 25-38 bits) - Worst is 34 bits: 495/465 (1.06x)
Testing collisions (low 32-bit) - Expected 1862.1, actual 1866 (1.00x) (4)
Testing collisions (low 25-38 bits) - Worst is 37 bits: 65/58 (1.12x)
Testing distribution - Worst bias is the 18-bit window at bit 59 - 0.039%
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 2 (1.58x) (1)
Testing collisions (high 20-28 bits) - Worst is 28 bits: 23/20 (1.13x)
Testing collisions (low 32-bit) - Expected 1.3, actual 0 (0.00x)
Testing collisions (low 20-28 bits) - Worst is 22 bits: 1257/1286 (0.98x)
Testing distribution - Worst bias is the 14-bit window at bit 39 - 0.375%
[[[ 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 7 (1.43x) (3)
Testing collisions (high 21-29 bits) - Worst is 29 bits: 43/39 (1.10x)
Testing collisions (low 32-bit) - Expected 4.9, actual 2 (0.41x)
Testing collisions (low 21-29 bits) - Worst is 29 bits: 43/39 (1.10x)
Testing distribution - Worst bias is the 15-bit window at bit 63 - 0.139%
[[[ 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 2916 (1.00x) (7)
Testing collisions (high 26-39 bits) - Worst is 38 bits: 49/45 (1.08x)
Testing collisions (low 32-bit) - Expected 2909.3, actual 2941 (1.01x) (32)
Testing collisions (low 26-39 bits) - Worst is 33 bits: 1505/1454 (1.03x)
Testing distribution - Worst bias is the 19-bit window at bit 61 - 0.032%
[[[ 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 32921 (1.01x) (196)
Testing collisions (high 27-42 bits) - Worst is 34 bits: 8289/8189 (1.01x)
Testing collisions (low 32-bit) - Expected 32725.4, actual 32588 (1.00x) (-137)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 48/31 (1.50x)
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 1150 (1.03x) (34)
Testing collisions (high 25-37 bits) - Worst is 35 bits: 155/139 (1.11x)
Testing collisions (low 32-bit) - Expected 1116.2, actual 1183 (1.06x) (67)
Testing collisions (low 25-37 bits) - Worst is 37 bits: 38/34 (1.09x)
[[[ Diff 'Differential' Tests ]]]
Testing 8303632 up-to-5-bit differentials in 64-bit keys -> 64 bit hashes.
1000 reps, 8303632000 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.
1000 reps, 11017632000 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.
1000 reps, 2796416000 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 489 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 30 bits: 2090/2046 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 497 (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 48 - 0.090%
Testing bit 1
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 483 (0.94x)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 68/63 (1.06x)
Testing collisions (low 32-bit) - Expected 511.9, actual 495 (0.97x)
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 27 - 0.076%
Testing bit 2
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 45/31 (1.41x)
Testing collisions (low 32-bit) - Expected 511.9, actual 523 (1.02x) (12)
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 31 - 0.125%
Testing bit 3
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 265/255 (1.04x)
Testing collisions (low 32-bit) - Expected 511.9, actual 568 (1.11x) (57)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 80/63 (1.25x)
Testing distribution - Worst bias is the 18-bit window at bit 19 - 0.062%
Testing bit 4
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 516 (1.01x) (5)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 40/31 (1.25x)
Testing collisions (low 32-bit) - Expected 511.9, actual 507 (0.99x) (-4)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 45/31 (1.41x)
Testing distribution - Worst bias is the 18-bit window at bit 49 - 0.062%
Testing bit 5
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 73/63 (1.14x)
Testing collisions (low 32-bit) - Expected 511.9, actual 557 (1.09x) (46)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing distribution - Worst bias is the 18-bit window at bit 25 - 0.107%
Testing bit 6
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 35 bits: 76/63 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 493 (0.96x)
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 51 - 0.077%
Testing bit 7
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 531 (1.04x) (20)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 44/31 (1.38x)
Testing collisions (low 32-bit) - Expected 511.9, actual 510 (1.00x) (-1)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing distribution - Worst bias is the 18-bit window at bit 13 - 0.092%
Testing bit 8
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 35 bits: 70/63 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 533 (1.04x) (22)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 533/511 (1.04x)
Testing distribution - Worst bias is the 18-bit window at bit 26 - 0.065%
Testing bit 9
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: 78/63 (1.22x)
Testing collisions (low 32-bit) - Expected 511.9, actual 526 (1.03x) (15)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 40/31 (1.25x)
Testing distribution - Worst bias is the 18-bit window at bit 39 - 0.078%
Testing bit 10
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 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 487 (0.95x)
Testing collisions (low 24-36 bits) - Worst is 24 bits: 125667/125777 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 0.088%
Testing bit 11
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 544 (1.06x) (33)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 145/127 (1.13x)
Testing distribution - Worst bias is the 17-bit window at bit 63 - 0.071%
Testing bit 12
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: 44/31 (1.38x)
Testing collisions (low 32-bit) - Expected 511.9, actual 514 (1.00x) (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 41 - 0.084%
Testing bit 13
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 577 (1.13x) (66)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 40/31 (1.25x)
Testing collisions (low 32-bit) - Expected 511.9, actual 487 (0.95x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 33/31 (1.03x)
Testing distribution - Worst bias is the 18-bit window at bit 62 - 0.090%
Testing bit 14
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: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 524 (1.02x) (13)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 84/63 (1.31x)
Testing distribution - Worst bias is the 18-bit window at bit 10 - 0.079%
Testing bit 15
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 505 (0.99x) (-6)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 132/127 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 488 (0.95x)
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 57 - 0.073%
Testing bit 16
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 493 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 31 bits: 1041/1023 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 530 (1.04x) (19)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 278/255 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 18 - 0.059%
Testing bit 17
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
Testing collisions (high 24-36 bits) - Worst is 34 bits: 140/127 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
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 31 - 0.072%
Testing bit 18
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 35 bits: 72/63 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 274/255 (1.07x)
Testing distribution - Worst bias is the 18-bit window at bit 30 - 0.102%
Testing bit 19
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 460 (0.90x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 40/31 (1.25x)
Testing collisions (low 32-bit) - Expected 511.9, actual 528 (1.03x) (17)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing distribution - Worst bias is the 18-bit window at bit 58 - 0.055%
Testing bit 20
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 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing collisions (low 24-36 bits) - Worst is 26 bits: 32547/32429 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 60 - 0.071%
Testing bit 21
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 36 bits: 40/31 (1.25x)
Testing collisions (low 32-bit) - Expected 511.9, actual 484 (0.95x)
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 44 - 0.072%
Testing bit 22
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 522 (1.02x) (11)
Testing collisions (high 24-36 bits) - Worst is 31 bits: 1070/1023 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 501 (0.98x)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 259/255 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 34 - 0.069%
Testing bit 23
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: 138/127 (1.08x)
Testing collisions (low 32-bit) - Expected 511.9, actual 530 (1.04x) (19)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 140/127 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 44 - 0.085%
Testing bit 24
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 36 bits: 33/31 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 493 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 35/31 (1.09x)
Testing distribution - Worst bias is the 17-bit window at bit 8 - 0.063%
Testing bit 25
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 25 bits: 64304/64191 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 552 (1.08x) (41)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 287/255 (1.12x)
Testing distribution - Worst bias is the 18-bit window at bit 32 - 0.080%
Testing bit 26
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 31 bits: 1073/1023 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 537 (1.05x) (26)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 34/31 (1.06x)
Testing distribution - Worst bias is the 17-bit window at bit 42 - 0.080%
Testing bit 27
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 478 (0.93x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 532 (1.04x) (21)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 73/63 (1.14x)
Testing distribution - Worst bias is the 18-bit window at bit 55 - 0.071%
Testing bit 28
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 509 (0.99x) (-2)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 271/255 (1.06x)
Testing collisions (low 32-bit) - Expected 511.9, actual 500 (0.98x)
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 56 - 0.075%
Testing bit 29
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
Testing collisions (high 24-36 bits) - Worst is 31 bits: 1040/1023 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 517 (1.01x) (6)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 136/127 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 0 - 0.072%
Testing bit 30
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 522 (1.02x) (11)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 515 (1.01x) (4)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 40/31 (1.25x)
Testing distribution - Worst bias is the 18-bit window at bit 10 - 0.087%
Testing bit 31
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 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 500 (0.98x)
Testing collisions (low 24-36 bits) - Worst is 25 bits: 64178/64191 (1.00x)
Testing distribution - Worst bias is the 17-bit window at bit 44 - 0.084%
Testing bit 32
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 567 (1.11x) (56)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 285/255 (1.11x)
Testing collisions (low 32-bit) - Expected 511.9, actual 531 (1.04x) (20)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 41/31 (1.28x)
Testing distribution - Worst bias is the 18-bit window at bit 59 - 0.086%
Testing bit 33
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 539 (1.05x) (28)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 80/63 (1.25x)
Testing collisions (low 32-bit) - Expected 511.9, actual 577 (1.13x) (66)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 577/511 (1.13x)
Testing distribution - Worst bias is the 18-bit window at bit 25 - 0.083%
Testing bit 34
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 515 (1.01x) (4)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 74/63 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 488 (0.95x)
Testing collisions (low 24-36 bits) - Worst is 31 bits: 1030/1023 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 61 - 0.094%
Testing bit 35
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 520 (1.02x) (9)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 76/63 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 483 (0.94x)
Testing collisions (low 24-36 bits) - Worst is 28 bits: 8175/8170 (1.00x)
Testing distribution - Worst bias is the 17-bit window at bit 28 - 0.061%
Testing bit 36
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 36 bits: 35/31 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 525 (1.03x) (14)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 148/127 (1.16x)
Testing distribution - Worst bias is the 18-bit window at bit 24 - 0.100%
Testing bit 37
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 35 bits: 68/63 (1.06x)
Testing collisions (low 32-bit) - Expected 511.9, actual 493 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 71/63 (1.11x)
Testing distribution - Worst bias is the 18-bit window at bit 22 - 0.086%
Testing bit 38
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 72/63 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 145/127 (1.13x)
Testing distribution - Worst bias is the 18-bit window at bit 6 - 0.077%
Testing bit 39
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 32 bits: 523/511 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 517 (1.01x) (6)
Testing collisions (low 24-36 bits) - Worst is 30 bits: 2131/2046 (1.04x)
Testing distribution - Worst bias is the 18-bit window at bit 5 - 0.076%
Testing bit 40
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 577 (1.13x) (66)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 290/255 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 463 (0.90x)
Testing collisions (low 24-36 bits) - Worst is 26 bits: 32556/32429 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 48 - 0.068%
Testing bit 41
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 530 (1.04x) (19)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 67/63 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 514 (1.00x) (3)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 75/63 (1.17x)
Testing distribution - Worst bias is the 18-bit window at bit 48 - 0.052%
Testing bit 42
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 34 bits: 129/127 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 533 (1.04x) (22)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 135/127 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 46 - 0.080%
Testing bit 43
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: 137/127 (1.07x)
Testing collisions (low 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
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 49 - 0.079%
Testing bit 44
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 28 bits: 8260/8170 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 496 (0.97x)
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 61 - 0.071%
Testing bit 45
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 35 bits: 74/63 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 515 (1.01x) (4)
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 10 - 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 478 (0.93x)
Testing collisions (high 24-36 bits) - Worst is 29 bits: 4166/4090 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
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 45 - 0.079%
Testing bit 47
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 548 (1.07x) (37)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 548/511 (1.07x)
Testing collisions (low 32-bit) - Expected 511.9, actual 531 (1.04x) (20)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 40/31 (1.25x)
Testing distribution - Worst bias is the 18-bit window at bit 31 - 0.084%
Testing bit 48
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
Testing collisions (high 24-36 bits) - Worst is 29 bits: 4197/4090 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 495 (0.97x)