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xxh128low.txt
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xxh128low.txt
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-------------------------------------------------------------------------------
--- Testing xxh128low "xxHash v3, 128-bit, low 64-bits part" GOOD
[[[ Sanity Tests ]]]
Verification value 0x54D1CC70 ....... PASS
Running sanity check 1 .......... PASS
Running AppendedZeroesTest .......... PASS
[[[ Speed Tests ]]]
WARNING: timer resolution is 108 (0x6c) ticks (0x134c62301ec98 - 0x134c62301ec2c). Broken VDSO?
Bulk speed test - 262144-byte keys
Alignment 7 - 6.784 bytes/cycle - 19408.40 MiB/sec @ 3 ghz
Alignment 6 - 6.801 bytes/cycle - 19457.68 MiB/sec @ 3 ghz
Alignment 5 - 6.801 bytes/cycle - 19458.96 MiB/sec @ 3 ghz
Alignment 4 - 6.808 bytes/cycle - 19476.52 MiB/sec @ 3 ghz
Alignment 3 - 6.796 bytes/cycle - 19442.51 MiB/sec @ 3 ghz
Alignment 2 - 6.800 bytes/cycle - 19455.32 MiB/sec @ 3 ghz
Alignment 1 - 6.801 bytes/cycle - 19456.42 MiB/sec @ 3 ghz
Alignment 0 - 7.092 bytes/cycle - 20291.23 MiB/sec @ 3 ghz
Average - 6.835 bytes/cycle - 19555.88 MiB/sec @ 3 ghz
Small key speed test - 1-byte keys - 28.00 cycles/hash
Small key speed test - 2-byte keys - 28.00 cycles/hash
Small key speed test - 3-byte keys - 28.00 cycles/hash
Small key speed test - 4-byte keys - 30.00 cycles/hash
Small key speed test - 5-byte keys - 30.00 cycles/hash
Small key speed test - 6-byte keys - 30.00 cycles/hash
Small key speed test - 7-byte keys - 30.00 cycles/hash
Small key speed test - 8-byte keys - 30.00 cycles/hash
Small key speed test - 9-byte keys - 33.00 cycles/hash
Small key speed test - 10-byte keys - 33.00 cycles/hash
Small key speed test - 11-byte keys - 33.00 cycles/hash
Small key speed test - 12-byte keys - 33.00 cycles/hash
Small key speed test - 13-byte keys - 33.00 cycles/hash
Small key speed test - 14-byte keys - 33.00 cycles/hash
Small key speed test - 15-byte keys - 33.00 cycles/hash
Small key speed test - 16-byte keys - 33.00 cycles/hash
Small key speed test - 17-byte keys - 30.00 cycles/hash
Small key speed test - 18-byte keys - 30.57 cycles/hash
Small key speed test - 19-byte keys - 30.49 cycles/hash
Small key speed test - 20-byte keys - 30.46 cycles/hash
Small key speed test - 21-byte keys - 30.48 cycles/hash
Small key speed test - 22-byte keys - 30.45 cycles/hash
Small key speed test - 23-byte keys - 30.47 cycles/hash
Small key speed test - 24-byte keys - 30.42 cycles/hash
Small key speed test - 25-byte keys - 30.42 cycles/hash
Small key speed test - 26-byte keys - 30.43 cycles/hash
Small key speed test - 27-byte keys - 30.47 cycles/hash
Small key speed test - 28-byte keys - 30.47 cycles/hash
Small key speed test - 29-byte keys - 31.00 cycles/hash
Small key speed test - 30-byte keys - 31.00 cycles/hash
Small key speed test - 31-byte keys - 31.00 cycles/hash
Small key speed test - 32-byte keys - 31.00 cycles/hash
Average 30.848 cycles/hash
Average, weighted by key length freq. 31.756 cycles/hash (using 93.0% of top-7m Tranco DNS names dataset)
Average, weighted by key length freq. 32.638 cycles/hash (using 27.1% of startup-1M UMASH trace dataset)
[[[ 'Hashmap' Speed Tests ]]]
std::unordered_map
Init std HashMapTest: 513.618 cycles/op (104334 inserts, 1% deletions)
Running std HashMapTest: 390.358 cycles/op (13.5 stdv)
greg7mdp/parallel-hashmap
Init fast HashMapTest: 352.593 cycles/op (104334 inserts, 1% deletions)
Running fast HashMapTest: 250.103 cycles/op (9.7 stdv) ....... PASS
[[[ Avalanche Tests ]]]
Testing 24-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.670000%
Testing 32-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.708667%
Testing 40-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.688000%
Testing 48-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.641333%
Testing 56-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.752000%
Testing 64-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.650000%
Testing 72-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.653333%
Testing 80-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.670000%
Testing 96-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.796000%
Testing 112-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.641333%
Testing 128-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.780000%
Testing 160-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.711333%
Testing 512-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.711333%
Testing 1024-bit keys -> 64-bit hashes, 300000 reps.......... worst bias is 0.762000%
[[[ 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 1 (3.35x) (1) !
Testing collisions (high 19-25 bits) - Worst is 25 bits: 49/38 (1.28x)
Testing collisions (low 32-bit) - Expected 0.3, actual 0 (0.00x)
Testing collisions (low 19-25 bits) - Worst is 19 bits: 2375/2368 (1.00x)
Testing distribution - Worst bias is the 13-bit window at bit 56 - 0.748%
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 190 (1.01x) (2)
Testing collisions (high 24-35 bits) - Worst is 34 bits: 51/47 (1.08x)
Testing collisions (low 32-bit) - Expected 188.2, actual 213 (1.13x) (25)
Testing collisions (low 24-35 bits) - Worst is 32 bits: 213/188 (1.13x)
Testing distribution - Worst bias is the 17-bit window at bit 22 - 0.081%
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 2379 (1.00x) (7)
Testing collisions (high 25-38 bits) - Worst is 37 bits: 84/74 (1.13x)
Testing collisions (low 32-bit) - Expected 2372.2, actual 2363 (1.00x) (-9)
Testing collisions (low 25-38 bits) - Worst is 38 bits: 44/37 (1.19x)
Testing distribution - Worst bias is the 19-bit window at bit 54 - 0.043%
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 2390 (0.97x)
Testing collisions (high 25-38 bits) - Worst is 28 bits: 39244/39163 (1.00x)
Testing collisions (low 32-bit) - Expected 2460.8, actual 2396 (0.97x)
Testing collisions (low 25-38 bits) - Worst is 29 bits: 19793/19637 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 21 - 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 23709 (1.01x) (272)
Testing collisions (high 27-42 bits) - Worst is 37 bits: 784/733 (1.07x)
Testing collisions (low 32-bit) - Expected 23437.8, actual 23435 (1.00x) (-2)
Testing collisions (low 27-42 bits) - Worst is 40 bits: 95/91 (1.04x)
Testing distribution - Worst bias is the 19-bit window at bit 42 - 0.014%
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 2127 (1.03x) (59)
Testing collisions (high 25-38 bits) - Worst is 36 bits: 142/129 (1.10x)
Testing collisions (low 32-bit) - Expected 2069.0, actual 2085 (1.01x) (17)
Testing collisions (low 25-38 bits) - Worst is 37 bits: 74/64 (1.14x)
Testing distribution - Worst bias is the 19-bit window at bit 34 - 0.054%
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 8068 (1.01x) (47)
Testing collisions (high 26-40 bits) - Worst is 34 bits: 2042/2006 (1.02x)
Testing collisions (low 32-bit) - Expected 8021.7, actual 8081 (1.01x) (60)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 44/31 (1.40x)
Testing distribution - Worst bias is the 20-bit window at bit 55 - 0.052%
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 26349 (1.00x) (-102)
Testing collisions (high 27-42 bits) - Worst is 39 bits: 226/206 (1.09x)
Testing collisions (low 32-bit) - Expected 26451.8, actual 26556 (1.00x) (105)
Testing collisions (low 27-42 bits) - Worst is 37 bits: 867/827 (1.05x)
Testing distribution - Worst bias is the 20-bit window at bit 61 - 0.020%
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 1445 (1.03x) (45)
Testing collisions (high 25-38 bits) - Worst is 37 bits: 63/43 (1.44x)
Testing collisions (low 32-bit) - Expected 1401.0, actual 1359 (0.97x)
Testing collisions (low 25-38 bits) - Worst is 38 bits: 33/21 (1.51x)
Testing distribution - Worst bias is the 19-bit window at bit 9 - 0.073%
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 84682 (1.00x) (136)
Testing collisions (high 28-44 bits) - Worst is 33 bits: 42460/42317 (1.00x)
Testing collisions (low 32-bit) - Expected 84546.1, actual 84102 (0.99x) (-444)
Testing collisions (low 28-44 bits) - Worst is 43 bits: 50/41 (1.21x)
Testing distribution - Worst bias is the 20-bit window at bit 15 - 0.012%
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 933 (1.03x) (23)
Testing collisions (high 25-37 bits) - Worst is 37 bits: 32/28 (1.12x)
Testing collisions (low 32-bit) - Expected 910.2, actual 920 (1.01x) (10)
Testing collisions (low 25-37 bits) - Worst is 30 bits: 3691/3638 (1.01x)
Testing distribution - Worst bias is the 19-bit window at bit 33 - 0.079%
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 58428 (1.00x) (273)
Testing collisions (high 28-43 bits) - Worst is 39 bits: 481/455 (1.06x)
Testing collisions (low 32-bit) - Expected 58155.4, actual 58160 (1.00x) (5)
Testing collisions (low 28-43 bits) - Worst is 43 bits: 32/28 (1.12x)
Testing distribution - Worst bias is the 20-bit window at bit 39 - 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 30 (0.94x)
Testing collisions (high 22-32 bits) - Worst is 30 bits: 135/128 (1.05x)
Testing collisions (low 32-bit) - Expected 32.1, actual 28 (0.87x)
Testing collisions (low 22-32 bits) - Worst is 23 bits: 16162/16079 (1.01x)
Testing distribution - Worst bias is the 16-bit window at bit 21 - 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 509 (0.99x) (-3)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 43/32 (1.34x)
Testing collisions (low 32-bit) - Expected 512.4, actual 557 (1.09x) (45)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 557/512 (1.09x)
Testing distribution - Worst bias is the 18-bit window at bit 53 - 0.085%
[[[ 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 627 (0.94x)
Testing collisions (high 24-37 bits) - Worst is 26 bits: 42441/42293 (1.00x)
Testing collisions (low 32-bit) - Expected 668.6, actual 669 (1.00x) (1)
Testing collisions (low 24-37 bits) - Worst is 36 bits: 49/41 (1.17x)
Testing distribution - Worst bias is the 18-bit window at bit 51 - 0.096%
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 709 (1.06x) (41)
Testing collisions (high 24-37 bits) - Worst is 31 bits: 1465/1336 (1.10x)
Testing collisions (low 32-bit) - Expected 668.6, actual 673 (1.01x) (5)
Testing collisions (low 24-37 bits) - Worst is 33 bits: 339/334 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 2 - 0.052%
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 17223 (0.99x) (-99)
Testing collisions (high 27-41 bits) - Worst is 38 bits: 292/270 (1.08x)
Testing collisions (low 32-bit) - Expected 17322.9, actual 17434 (1.01x) (112)
Testing collisions (low 27-41 bits) - Worst is 41 bits: 37/33 (1.09x)
Testing distribution - Worst bias is the 20-bit window at bit 45 - 0.024%
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 8149 (1.00x) (-37)
Testing collisions (high 26-40 bits) - Worst is 37 bits: 273/255 (1.07x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8165 (1.00x) (-21)
Testing collisions (low 26-40 bits) - Worst is 36 bits: 522/511 (1.02x)
Testing distribution - Worst bias is the 20-bit window at bit 40 - 0.045%
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 8056 (0.98x) (-130)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 44/31 (1.38x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8202 (1.00x) (16)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 42/31 (1.31x)
Testing distribution - Worst bias is the 20-bit window at bit 58 - 0.043%
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 8269 (1.01x) (83)
Testing collisions (high 26-40 bits) - Worst is 37 bits: 261/255 (1.02x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8108 (0.99x) (-78)
Testing collisions (low 26-40 bits) - Worst is 28 bits: 130141/129717 (1.00x)
Testing distribution - Worst bias is the 20-bit window at bit 7 - 0.043%
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 8160 (1.00x) (-26)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 40/31 (1.25x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8043 (0.98x) (-143)
Testing collisions (low 26-40 bits) - Worst is 40 bits: 33/31 (1.03x)
Testing distribution - Worst bias is the 20-bit window at bit 16 - 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 8138 (0.99x) (-48)
Testing collisions (high 26-40 bits) - Worst is 39 bits: 72/63 (1.13x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8254 (1.01x) (68)
Testing collisions (low 26-40 bits) - Worst is 37 bits: 275/255 (1.07x)
Testing distribution - Worst bias is the 20-bit window at bit 46 - 0.033%
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 8213 (1.00x) (27)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8100 (0.99x) (-86)
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 54 - 0.039%
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 8181 (1.00x) (-5)
Testing collisions (high 26-40 bits) - Worst is 38 bits: 130/127 (1.02x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8103 (0.99x) (-83)
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 28 - 0.050%
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 8261 (1.01x) (75)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 40/31 (1.25x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8260 (1.01x) (74)
Testing collisions (low 26-40 bits) - Worst is 39 bits: 73/63 (1.14x)
Testing distribution - Worst bias is the 20-bit window at bit 20 - 0.051%
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 8054 (0.98x) (-132)
Testing collisions (high 26-40 bits) - Worst is 40 bits: 33/31 (1.03x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8244 (1.01x) (58)
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 56 - 0.036%
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 8222 (1.00x) (36)
Testing collisions (high 26-40 bits) - Worst is 36 bits: 554/511 (1.08x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8188 (1.00x) (2)
Testing collisions (low 26-40 bits) - Worst is 38 bits: 143/127 (1.12x)
Testing distribution - Worst bias is the 20-bit window at bit 33 - 0.037%
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 8140 (0.99x) (-46)
Testing collisions (high 26-40 bits) - Worst is 36 bits: 517/511 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8248 (1.01x) (62)
Testing collisions (low 26-40 bits) - Worst is 36 bits: 540/511 (1.05x)
Testing distribution - Worst bias is the 20-bit window at bit 63 - 0.033%
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 8052 (0.98x) (-134)
Testing collisions (high 26-40 bits) - Worst is 35 bits: 1031/1023 (1.01x)
Testing collisions (low 32-bit) - Expected 8186.7, actual 8092 (0.99x) (-94)
Testing collisions (low 26-40 bits) - Worst is 31 bits: 16413/16362 (1.00x)
Testing distribution - Worst bias is the 20-bit window at bit 17 - 0.039%
[[[ 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 114 (0.98x)
Testing collisions (high 23-34 bits) - Worst is 29 bits: 939/930 (1.01x)
Testing collisions (low 32-bit) - Expected 116.4, actual 113 (0.97x)
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 1 - 0.090%
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 123 (1.06x) (7)
Testing collisions (high 23-34 bits) - Worst is 34 bits: 32/29 (1.10x)
Testing collisions (low 32-bit) - Expected 116.4, actual 126 (1.08x) (10)
Testing collisions (low 23-34 bits) - Worst is 33 bits: 65/58 (1.12x)
Testing distribution - Worst bias is the 17-bit window at bit 47 - 0.157%
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 119 (1.02x) (3)
Testing collisions (high 23-34 bits) - Worst is 32 bits: 119/116 (1.02x)
Testing collisions (low 32-bit) - Expected 116.4, actual 102 (0.88x)
Testing collisions (low 23-34 bits) - Worst is 30 bits: 475/465 (1.02x)
Testing distribution - Worst bias is the 17-bit window at bit 63 - 0.091%
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 129 (1.11x) (13)
Testing collisions (high 23-34 bits) - Worst is 32 bits: 129/116 (1.11x)
Testing collisions (low 32-bit) - Expected 116.4, actual 128 (1.10x) (12)
Testing collisions (low 23-34 bits) - Worst is 31 bits: 261/232 (1.12x)
Testing distribution - Worst bias is the 17-bit window at bit 18 - 0.109%
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 130 (1.12x) (14)
Testing collisions (high 23-34 bits) - Worst is 30 bits: 521/465 (1.12x)
Testing collisions (low 32-bit) - Expected 116.4, actual 137 (1.18x) (21)
Testing collisions (low 23-34 bits) - Worst is 34 bits: 35/29 (1.20x)
Testing distribution - Worst bias is the 17-bit window at bit 8 - 0.099%
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 107 (0.92x)
Testing collisions (high 23-34 bits) - Worst is 33 bits: 63/58 (1.08x)
Testing collisions (low 32-bit) - Expected 116.4, actual 109 (0.94x)
Testing collisions (low 23-34 bits) - Worst is 31 bits: 242/232 (1.04x)
Testing distribution - Worst bias is the 17-bit window at bit 41 - 0.093%
[[[ 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 62 (1.25x) (13)
Testing collisions (high 23-33 bits) - Worst is 32 bits: 62/49 (1.25x)
Testing collisions (low 32-bit) - Expected 49.6, actual 41 (0.83x)
Testing collisions (low 23-33 bits) - Worst is 29 bits: 418/396 (1.05x)
Testing distribution - Worst bias is the 16-bit window at bit 50 - 0.157%
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 3393 (0.97x)
Testing collisions (high 26-39 bits) - Worst is 39 bits: 30/27 (1.10x)
Testing collisions (low 32-bit) - Expected 3483.1, actual 3406 (0.98x)
Testing collisions (low 26-39 bits) - Worst is 38 bits: 58/54 (1.07x)
Testing distribution - Worst bias is the 20-bit window at bit 48 - 0.081%
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 39960 (0.99x) (-329)
Testing collisions (high 27-42 bits) - Worst is 27 bits: 1233213/1233446 (1.00x)
Testing collisions (low 32-bit) - Expected 40289.5, actual 40233 (1.00x) (-56)
Testing collisions (low 27-42 bits) - Worst is 39 bits: 337/315 (1.07x)
Testing distribution - Worst bias is the 20-bit window at bit 7 - 0.015%
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 227074 (1.00x) (-108)
Testing collisions (high 29-45 bits) - Worst is 45 bits: 37/27 (1.33x)
Testing collisions (low 32-bit) - Expected 227182.3, actual 227253 (1.00x) (71)
Testing collisions (low 29-45 bits) - Worst is 39 bits: 1812/1780 (1.02x)
Testing distribution - Worst bias is the 20-bit window at bit 55 - 0.007%
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 865411 (1.00x) (-548)
Testing collisions (high 30-47 bits) - Worst is 47 bits: 31/26 (1.17x)
Testing collisions (low 32-bit) - Expected 865959.1, actual 866931 (1.00x) (972)
Testing collisions (low 30-47 bits) - Worst is 39 bits: 6896/6810 (1.01x)
Testing distribution - Worst bias is the 20-bit window at bit 7 - 0.004%
[[[ 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 25346 (1.00x) (-43)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 33/24 (1.33x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25548 (1.01x) (159)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 29/24 (1.17x)
Testing distribution - Worst bias is the 20-bit window at bit 42 - 0.017%
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 25429 (1.00x) (40)
Testing collisions (high 27-42 bits) - Worst is 41 bits: 58/49 (1.17x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25414 (1.00x) (25)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 31/24 (1.25x)
Testing distribution - Worst bias is the 20-bit window at bit 47 - 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 25743 (1.01x) (354)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 29/24 (1.17x)
Testing collisions (low 32-bit) - Expected 25389.0, actual 25484 (1.00x) (95)
Testing collisions (low 27-42 bits) - Worst is 42 bits: 30/24 (1.21x)
Testing distribution - Worst bias is the 20-bit window at bit 32 - 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 1814 (0.97x)
Testing collisions (high 25-38 bits) - Worst is 31 bits: 3736/3722 (1.00x)
Testing collisions (low 32-bit) - Expected 1862.1, actual 1912 (1.03x) (50)
Testing collisions (low 25-38 bits) - Worst is 35 bits: 266/232 (1.14x)
Testing distribution - Worst bias is the 19-bit window at bit 31 - 0.056%
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 1876 (1.01x) (14)
Testing collisions (high 25-38 bits) - Worst is 34 bits: 500/465 (1.07x)
Testing collisions (low 32-bit) - Expected 1862.1, actual 1862 (1.00x)
Testing collisions (low 25-38 bits) - Worst is 38 bits: 33/29 (1.13x)
Testing distribution - Worst bias is the 19-bit window at bit 15 - 0.049%
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 21 bits: 2558/2552 (1.00x)
Testing collisions (low 32-bit) - Expected 1.3, actual 3 (2.37x) (2) !
Testing collisions (low 20-28 bits) - Worst is 28 bits: 28/20 (1.38x)
Testing distribution - Worst bias is the 14-bit window at bit 29 - 0.445%
[[[ 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 1 (0.20x)
Testing collisions (high 21-29 bits) - Worst is 22 bits: 4849/4919 (0.99x)
Testing collisions (low 32-bit) - Expected 4.9, actual 6 (1.23x) (2)
Testing collisions (low 21-29 bits) - Worst is 27 bits: 175/156 (1.12x)
Testing distribution - Worst bias is the 15-bit window at bit 48 - 0.332%
[[[ 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 2939 (1.01x) (30)
Testing collisions (high 26-39 bits) - Worst is 37 bits: 113/90 (1.24x)
Testing collisions (low 32-bit) - Expected 2909.3, actual 2936 (1.01x) (27)
Testing collisions (low 26-39 bits) - Worst is 39 bits: 26/22 (1.14x)
Testing distribution - Worst bias is the 19-bit window at bit 4 - 0.056%
[[[ 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 32603 (1.00x) (-122)
Testing collisions (high 27-42 bits) - Worst is 42 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 32725.4, actual 32689 (1.00x) (-36)
Testing collisions (low 27-42 bits) - Worst is 39 bits: 296/255 (1.16x)
Testing AV variant, 128 count with 4 spacing, 4-12:
Testing collisions ( 64-bit) - Expected 0.0, actual 24116 (92776458911.34x) (24116)
Testing collisions (high 32-bit) - Expected 1116.2, actual 25147 (22.53x) (24031) !!!!!
Testing collisions (high 25-37 bits) - Worst is 37 bits: 24148/34 (692.16x) !!!!!
Testing collisions (low 32-bit) - Expected 1116.2, actual 25187 (22.57x) (24071) !!!!!
Testing collisions (low 25-37 bits) - Worst is 37 bits: 24153/34 (692.30x) !!!!!
*********FAIL*********
[[[ 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 519 (1.01x) (8)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 65/63 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 267/255 (1.04x)
Testing distribution - Worst bias is the 18-bit window at bit 50 - 0.082%
Testing bit 1
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: 1026/1023 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 484 (0.95x)
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 42 - 0.062%
Testing bit 2
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 36 bits: 35/31 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 536 (1.05x) (25)
Testing collisions (low 24-36 bits) - Worst is 33 bits: 281/255 (1.10x)
Testing distribution - Worst bias is the 18-bit window at bit 30 - 0.069%
Testing bit 3
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 32 bits: 530/511 (1.04x)
Testing collisions (low 32-bit) - Expected 511.9, actual 508 (0.99x) (-3)
Testing collisions (low 24-36 bits) - Worst is 31 bits: 1054/1023 (1.03x)
Testing distribution - Worst bias is the 18-bit window at bit 34 - 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 505 (0.99x) (-6)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 269/255 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 497 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 30 bits: 2100/2046 (1.03x)
Testing distribution - Worst bias is the 18-bit window at bit 13 - 0.065%
Testing bit 5
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 510 (1.00x) (-1)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 40/31 (1.25x)
Testing collisions (low 32-bit) - Expected 511.9, actual 550 (1.07x) (39)
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 22 - 0.072%
Testing bit 6
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 35 bits: 69/63 (1.08x)
Testing collisions (low 32-bit) - Expected 511.9, actual 493 (0.96x)
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 59 - 0.091%
Testing bit 7
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: 50/31 (1.56x)
Testing collisions (low 32-bit) - Expected 511.9, actual 539 (1.05x) (28)
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 42 - 0.072%
Testing bit 8
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 490 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 30 bits: 2096/2046 (1.02x)
Testing collisions (low 32-bit) - Expected 511.9, actual 525 (1.03x) (14)
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 53 - 0.058%
Testing bit 9
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 36 bits: 35/31 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 509 (0.99x) (-2)
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 30 - 0.069%
Testing bit 10
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 519 (1.01x) (8)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 76/63 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 495 (0.97x)
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 12 - 0.087%
Testing bit 11
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 36 bits: 38/31 (1.19x)
Testing collisions (low 32-bit) - Expected 511.9, actual 511 (1.00x)
Testing collisions (low 24-36 bits) - Worst is 28 bits: 8213/8170 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 56 - 0.064%
Testing bit 12
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 35 bits: 71/63 (1.11x)
Testing collisions (low 32-bit) - Expected 511.9, actual 523 (1.02x) (12)
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 60 - 0.100%
Testing bit 13
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: 40/31 (1.25x)
Testing collisions (low 32-bit) - Expected 511.9, actual 537 (1.05x) (26)
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 38 - 0.088%
Testing bit 14
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 36 bits: 35/31 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
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 24 - 0.083%
Testing bit 15
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: 278/255 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 522 (1.02x) (11)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 522/511 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 57 - 0.092%
Testing bit 16
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 504 (0.98x) (-7)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 274/255 (1.07x)
Testing collisions (low 32-bit) - Expected 511.9, actual 519 (1.01x) (8)
Testing collisions (low 24-36 bits) - Worst is 30 bits: 2085/2046 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 36 - 0.068%
Testing bit 17
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 510 (1.00x) (-1)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 36/31 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 559 (1.09x) (48)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 154/127 (1.20x)
Testing distribution - Worst bias is the 18-bit window at bit 58 - 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 562 (1.10x) (51)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 562/511 (1.10x)
Testing collisions (low 32-bit) - Expected 511.9, actual 520 (1.02x) (9)
Testing collisions (low 24-36 bits) - Worst is 32 bits: 520/511 (1.02x)
Testing distribution - Worst bias is the 18-bit window at bit 4 - 0.077%
Testing bit 19
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 503 (0.98x) (-8)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 79/63 (1.23x)
Testing collisions (low 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
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 50 - 0.083%
Testing bit 20
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 475 (0.93x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16514/16298 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 502 (0.98x) (-9)
Testing collisions (low 24-36 bits) - Worst is 26 bits: 32448/32429 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 42 - 0.083%
Testing bit 21
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 32 bits: 532/511 (1.04x)
Testing collisions (low 32-bit) - Expected 511.9, actual 541 (1.06x) (30)
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 45 - 0.078%
Testing bit 22
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 479 (0.94x)
Testing collisions (high 24-36 bits) - Worst is 27 bits: 16347/16298 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 536 (1.05x) (25)
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 27 - 0.087%
Testing bit 23
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 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 481 (0.94x)
Testing collisions (low 24-36 bits) - Worst is 25 bits: 64221/64191 (1.00x)
Testing distribution - Worst bias is the 18-bit window at bit 59 - 0.060%
Testing bit 24
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 490 (0.96x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 32/31 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 484 (0.95x)
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 37 - 0.098%
Testing bit 25
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 30 bits: 2075/2046 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 521 (1.02x) (10)
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 27 - 0.054%
Testing bit 26
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 557 (1.09x) (46)
Testing collisions (high 24-36 bits) - Worst is 33 bits: 294/255 (1.15x)
Testing collisions (low 32-bit) - Expected 511.9, actual 489 (0.96x)
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 38 - 0.065%
Testing bit 27
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 36 bits: 39/31 (1.22x)
Testing collisions (low 32-bit) - Expected 511.9, actual 534 (1.04x) (23)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 67/63 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 48 - 0.103%
Testing bit 28
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 511 (1.00x)
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 33 - 0.096%
Testing bit 29
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 32 bits: 517/511 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 495 (0.97x)
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 9 - 0.077%
Testing bit 30
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 519 (1.01x) (8)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 519/511 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 494 (0.97x)
Testing collisions (low 24-36 bits) - Worst is 29 bits: 4152/4090 (1.01x)
Testing distribution - Worst bias is the 17-bit window at bit 33 - 0.064%
Testing bit 31
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 31 bits: 1076/1023 (1.05x)
Testing collisions (low 32-bit) - Expected 511.9, actual 504 (0.98x) (-7)
Testing collisions (low 24-36 bits) - Worst is 30 bits: 2144/2046 (1.05x)
Testing distribution - Worst bias is the 18-bit window at bit 3 - 0.080%
Testing bit 32
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 558 (1.09x) (47)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 493 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 34 bits: 129/127 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 40 - 0.081%
Testing bit 33
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 566 (1.11x) (55)
Testing collisions (high 24-36 bits) - Worst is 32 bits: 566/511 (1.11x)
Testing collisions (low 32-bit) - Expected 511.9, actual 520 (1.02x) (9)
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 31 - 0.080%
Testing bit 34
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 35 bits: 72/63 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 492 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 28 bits: 8272/8170 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 58 - 0.087%
Testing bit 35
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 27 bits: 16523/16298 (1.01x)
Testing collisions (low 32-bit) - Expected 511.9, actual 512 (1.00x) (1)
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 48 - 0.064%
Testing bit 36
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 28 bits: 8200/8170 (1.00x)
Testing collisions (low 32-bit) - Expected 511.9, actual 501 (0.98x)
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 23 - 0.079%
Testing bit 37
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 481 (0.94x)
Testing collisions (high 24-36 bits) - Worst is 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 513 (1.00x) (2)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 68/63 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 1 - 0.067%
Testing bit 38
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 33 bits: 273/255 (1.07x)
Testing collisions (low 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 47/31 (1.47x)
Testing distribution - Worst bias is the 18-bit window at bit 51 - 0.079%
Testing bit 39
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 542 (1.06x) (31)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 75/63 (1.17x)
Testing collisions (low 32-bit) - Expected 511.9, actual 492 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 29 bits: 4112/4090 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 25 - 0.073%
Testing bit 40
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 549 (1.07x) (38)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 79/63 (1.23x)
Testing collisions (low 32-bit) - Expected 511.9, actual 504 (0.98x) (-7)
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 - 0.055%
Testing bit 41
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 506 (0.99x) (-5)
Testing collisions (high 24-36 bits) - Worst is 28 bits: 8123/8170 (0.99x)
Testing collisions (low 32-bit) - Expected 511.9, actual 539 (1.05x) (28)
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 52 - 0.084%
Testing bit 42
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 35 bits: 70/63 (1.09x)
Testing collisions (low 32-bit) - Expected 511.9, actual 527 (1.03x) (16)
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 - 0.081%
Testing bit 43
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 35 bits: 72/63 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 487 (0.95x)
Testing collisions (low 24-36 bits) - Worst is 27 bits: 16393/16298 (1.01x)
Testing distribution - Worst bias is the 18-bit window at bit 30 - 0.077%
Testing bit 44
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: 68/63 (1.06x)
Testing collisions (low 32-bit) - Expected 511.9, actual 510 (1.00x) (-1)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 79/63 (1.23x)
Testing distribution - Worst bias is the 18-bit window at bit 26 - 0.088%
Testing bit 45
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 36 bits: 37/31 (1.16x)
Testing collisions (low 32-bit) - Expected 511.9, actual 489 (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 46 - 0.069%
Testing bit 46
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 511 (1.00x)
Testing collisions (high 24-36 bits) - Worst is 31 bits: 1050/1023 (1.03x)
Testing collisions (low 32-bit) - Expected 511.9, actual 529 (1.03x) (18)
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 12 - 0.084%
Testing bit 47
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 33 bits: 282/255 (1.10x)
Testing collisions (low 32-bit) - Expected 511.9, actual 542 (1.06x) (31)
Testing collisions (low 24-36 bits) - Worst is 36 bits: 43/31 (1.34x)
Testing distribution - Worst bias is the 18-bit window at bit 50 - 0.086%
Testing bit 48
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 35 bits: 72/63 (1.13x)
Testing collisions (low 32-bit) - Expected 511.9, actual 500 (0.98x)
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 35 - 0.079%
Testing bit 49
Testing collisions ( 64-bit) - Expected 0.0, actual 0 (0.00x)
Testing collisions (high 32-bit) - Expected 511.9, actual 542 (1.06x) (31)
Testing collisions (high 24-36 bits) - Worst is 35 bits: 75/63 (1.17x)
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 29 - 0.072%
Testing bit 50
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 35 bits: 71/63 (1.11x)
Testing collisions (low 32-bit) - Expected 511.9, actual 492 (0.96x)
Testing collisions (low 24-36 bits) - Worst is 35 bits: 68/63 (1.06x)
Testing distribution - Worst bias is the 18-bit window at bit 20 - 0.082%