Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r144-smll-177955812500077.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is FamilyReunion-PT-L00100M0010C005P005G002, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r144-smll-177955812500077
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 42M
-rw-r--r-- 1 mcc users 307K Mar 6 05:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.8M Mar 6 05:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.2M Mar 6 05:15 CTLFireability.txt
-rw-r--r-- 1 mcc users 4.1M Mar 6 05:15 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 123K Mar 15 10:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 503K Mar 15 10:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 563K Mar 15 10:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 1.5M Mar 15 10:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 1.2M Mar 6 05:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 7.3M Mar 6 05:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 1.6M Mar 6 05:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 5.4M Mar 6 05:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 56K Mar 15 10:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 168K Mar 15 10:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 24 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 17M Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1779631586243

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=FamilyReunion-PT-L00100M0010C005P005G002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2026-05-24 14:06:28] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2026-05-24 14:06:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 14:06:30] [INFO ] Load time of PNML (sax parser for PT used): 1685 ms
[2026-05-24 14:06:30] [INFO ] Transformed 40605 places.
[2026-05-24 14:06:31] [INFO ] Transformed 36871 transitions.
[2026-05-24 14:06:31] [INFO ] Parsed PT model containing 40605 places and 36871 transitions and 112728 arcs in 2128 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 40605/40605 places, 36871/36871 transitions.
Reduce places removed 372 places and 0 transitions.
Discarding 6666 places :
Implicit places reduction removed 6666 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 19594 transitions
Trivial Post-agglo rules discarded 19594 transitions
Performed 19594 trivial Post agglomeration. Transition count delta: 19594
Iterating post reduction 0 with 26632 rules applied. Total rules applied 26632 place count 33567 transition count 17277
Reduce places removed 19594 places and 0 transitions.
Iterating post reduction 1 with 19594 rules applied. Total rules applied 46226 place count 13973 transition count 17277
Performed 1717 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1717 Pre rules applied. Total rules applied 46226 place count 13973 transition count 15560
Deduced a syphon composed of 1717 places in 55 ms
Ensure Unique test removed 909 places
Reduce places removed 2626 places and 0 transitions.
Iterating global reduction 2 with 4343 rules applied. Total rules applied 50569 place count 11347 transition count 15560
Drop transitions (Trivial Post-Agglo cleanup.) removed 707 transitions
Trivial Post-agglo rules discarded 707 transitions
Performed 707 trivial Post agglomeration. Transition count delta: 707
Iterating post reduction 2 with 707 rules applied. Total rules applied 51276 place count 11347 transition count 14853
Reduce places removed 707 places and 0 transitions.
Iterating post reduction 3 with 707 rules applied. Total rules applied 51983 place count 10640 transition count 14853
Performed 2935 Post agglomeration using F-continuation condition.Transition count delta: 2935
Deduced a syphon composed of 2935 places in 21 ms
Reduce places removed 2935 places and 0 transitions.
Iterating global reduction 4 with 5870 rules applied. Total rules applied 57853 place count 7705 transition count 11918
Applied a total of 57853 rules in 4014 ms. Remains 7705 /40605 variables (removed 32900) and now considering 11918/36871 (removed 24953) transitions.
// Phase 1: matrix 11918 rows 7705 cols
[2026-05-24 14:06:36] [INFO ] Computed 1015 invariants in 997 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:06:56] [INFO ] Implicit Places using invariants in 21136 ms returned [101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 297, 298, 299, 300, 301, 302, 2733, 2734, 2735, 2736, 2737, 2738, 2739, 2740, 2741, 2742, 2743, 2744, 2745, 2746, 2747, 2748, 2749, 2750, 2751, 2752, 2753, 2754, 2755, 2756, 2757, 2758, 2759, 2760, 2761, 2762, 2763, 2764, 2765, 2766, 2767, 2768, 2769, 2770, 2771, 2772, 2773, 2774, 2775, 2776, 2777, 2778, 2779, 2780, 2781, 2782, 2783, 2784, 2785, 2786, 2787, 2788, 2789, 2790, 2791, 2792, 2793, 2794, 2795, 2796, 2797, 2798, 2799, 2800, 2801, 2802, 2803, 2804, 2805, 2806, 2807, 2808, 2809, 2810, 2811, 2812, 2813, 2814, 2815, 2816, 2817, 2818, 2819, 2820, 2821, 2822, 2823, 2824, 2825, 2826, 2827, 2828, 2829, 2830, 2831, 2832, 2833, 3137, 3138, 3139, 3140, 3141, 3142, 3143, 3144, 3145, 3146, 3147, 3148, 3149, 3150, 3151, 3152, 3153, 3154, 3155, 3156, 3157, 3158, 3159, 3160, 3161, 3162, 3163, 3164, 3165, 3166, 3167, 3168, 3169, 3170, 3171, 3172, 3173, 3174, 3175, 3176, 3177, 3178, 3179, 3180, 3181, 3182, 3183, 3184, 3185, 3186, 3187, 3188, 3189, 3190, 3191, 3192, 3193, 3194, 3195, 3196, 3197, 3198, 3199, 3200, 3201, 3202, 3203, 3204, 3205, 3206, 3207, 3208, 3209, 3210, 3211, 3212, 3213, 3214, 3215, 3216, 3217, 3218, 3219, 3220, 3221, 3222, 3223, 3224, 3225, 3226, 3227, 3228, 3229, 3230, 3231, 3232, 3233, 3234, 3235, 3236, 3237, 3446, 3447, 3448, 3449, 3450, 3451, 3452, 3453, 3454, 3455, 3456, 3457, 3458, 3459, 3460, 3461, 3462, 3463, 3464, 3465, 3466, 3467, 3468, 3469, 3470, 3471, 3472, 3473, 3474, 3475, 3476, 3477, 3478, 3479, 3480, 3481, 3482, 3483, 3484, 3485, 3486, 3487, 3488, 3489, 3490, 3491, 3492, 3493, 3494, 3495, 3496, 3497, 3498, 3499, 3500, 3501, 3502, 3503, 3504, 3505, 3506, 3507, 3508, 3509, 3510, 3511, 3512, 3513, 3514, 3515, 3516, 3517, 3518, 3519, 3520, 3521, 3522, 3523, 3524, 3525, 3526, 3527, 3528, 3529, 3530, 3531, 3532, 3533, 3534, 3535, 3536, 3537, 3538, 3539, 3540, 3541, 3542, 3543, 3544, 3545, 3546, 3861, 3862, 3863, 3864, 3865, 3866, 3867, 3868, 3869, 3870, 3871, 3872, 3873, 3874, 3875, 3876, 3877, 3878, 3879, 3880, 3881, 3882, 3883, 3884, 3885, 3886, 3887, 3888, 3889, 3890, 3891, 3892, 3893, 3894, 3895, 3896, 3897, 3898, 3899, 3900, 3901, 3902, 3903, 3904, 3905, 3906, 3907, 3908, 3909, 3910, 3911, 3912, 3913, 3914, 3915, 3916, 3917, 3918, 3919, 3920, 3921, 3922, 3923, 3924, 3925, 3926, 3927, 3928, 3929, 3930, 3931, 3932, 3933, 3934, 3935, 3936, 3937, 3938, 3939, 3940, 3941, 3942, 3943, 3944, 3945, 3946, 3947, 3948, 3949, 3950, 3951, 3952, 3953, 3954, 3955, 3956, 3957, 3958, 3959, 3960, 3961, 3962, 3963, 3964, 3965, 3966, 3967, 3968, 3969, 3970, 3971, 3972, 3973, 3974, 3975, 3976, 3977, 3978, 3979, 3980, 3981, 3982, 3983, 3984, 3985, 3986, 3987, 3988, 3989, 3990, 3991, 3992, 3993, 3994, 3995, 3996, 3997, 3998, 3999, 4000, 4001, 4002, 4003, 4004, 4005, 4006, 4007, 4008, 4009, 4010, 4011, 4012, 4013, 4014, 4015, 4016, 4017, 4018, 4019, 4020, 4021, 4022, 4023, 4024, 4025, 4026, 4027, 4028, 4029, 4030, 4031, 4032, 4033, 4034, 4035, 4036, 4037, 4038, 4039, 4040, 4041, 4042, 4043, 4044, 4045, 4046, 4047, 4048, 4049, 4050, 4051, 4052, 4053, 4054, 4055, 4056, 4057, 4058, 4059, 4060, 4061, 4062, 5275, 5276, 5277, 5278, 5279, 5280, 5281, 5282, 5283, 5284, 5285, 5286, 5287, 5288, 5289, 5290, 5291, 5292, 5293, 5294, 5295, 5296, 5297, 5298, 5299, 5300, 5301, 5302, 5303, 5304, 5305, 5306, 5307, 5308, 5309, 5310, 5311, 5312, 5313, 5314, 5315, 5316, 5317, 5318, 5319, 5320, 5321, 5322, 5323, 5324, 5325, 5326, 5327, 5328, 5329, 5330, 5331, 5332, 5333, 5334, 5335, 5336, 5337, 5338, 5339, 5340, 5341, 5342, 5343, 5344, 5345, 5346, 5347, 5348, 5349, 5350, 5351, 5352, 5353, 5354, 5355, 5356, 5357, 5358, 5359, 5360, 5361, 5362, 5363, 5364, 5365, 5366, 5367, 5368, 5369, 5370, 5371, 5372, 5373, 5374, 5375, 6083, 6084, 6085, 6086, 6087, 6088, 6089, 6090, 6091, 6092, 6093, 6094, 6095, 6096, 6097, 6098, 6099, 6100, 6101, 6102, 6103, 6104, 6105, 6106, 6107, 6108, 6109, 6110, 6111, 6112, 6113, 6114, 6115, 6116, 6117, 6118, 6119, 6120, 6121, 6122, 6123, 6124, 6125, 6126, 6127, 6128, 6129, 6130, 6131, 6132, 6133, 6134, 6135, 6136, 6137, 6138, 6139, 6140, 6141, 6142, 6143, 6144, 6145, 6146, 6147, 6148, 6149, 6150, 6151, 6152, 6153, 6154, 6155, 6156, 6157, 6158, 6159, 6160, 6161, 6162, 6163, 6164, 6165, 6166, 6167, 6168, 6169, 6170, 6171, 6172, 6173, 6174, 6175, 6176, 6177, 6178, 6179, 6180, 6181, 6182, 6183, 6796, 6797, 6798, 6799, 6800, 6801, 6802, 6803, 6804, 6805, 6806, 6807, 6808, 6809, 6810, 6811, 6812, 6813, 6814, 6815, 6816, 6817, 6818, 6819, 6820, 6821, 6822, 6823, 6824, 6825, 6826, 6827, 6828, 6829, 6830, 6831, 6832, 6833, 6834, 6835, 6836, 6837, 6838, 6839, 6840, 6841, 6842, 6843, 6844, 6845, 6846, 6847, 6848, 6849, 6850, 6851, 6852, 6853, 6854, 6855, 6856, 6857, 6858, 6859, 6860, 6861, 6862, 6863, 6864, 6865, 6866, 6867, 6868, 6869, 6870, 6871, 6872, 6873, 6874, 6875, 6876, 6877, 6878, 6879, 6880, 6881, 6882, 6883, 6884, 6885, 6886, 6887, 6888, 6889, 6890, 6891, 6892, 6893, 6894, 6895, 6896]
Discarding 1010 places :
Implicit Place search using SMT only with invariants took 21237 ms to find 1010 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 6695/40605 places, 11918/36871 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4040 transitions
Trivial Post-agglo rules discarded 4040 transitions
Performed 4040 trivial Post agglomeration. Transition count delta: 4040
Iterating post reduction 0 with 4040 rules applied. Total rules applied 4040 place count 6695 transition count 7878
Reduce places removed 4040 places and 0 transitions.
Ensure Unique test removed 505 transitions
Reduce isomorphic transitions removed 505 transitions.
Iterating post reduction 1 with 4545 rules applied. Total rules applied 8585 place count 2655 transition count 7373
Performed 101 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 101 Pre rules applied. Total rules applied 8585 place count 2655 transition count 7272
Deduced a syphon composed of 101 places in 8 ms
Reduce places removed 101 places and 0 transitions.
Iterating global reduction 2 with 202 rules applied. Total rules applied 8787 place count 2554 transition count 7272
Performed 1717 Post agglomeration using F-continuation condition.Transition count delta: 1717
Deduced a syphon composed of 1717 places in 3 ms
Reduce places removed 1717 places and 0 transitions.
Iterating global reduction 2 with 3434 rules applied. Total rules applied 12221 place count 837 transition count 5555
Ensure Unique test removed 303 transitions
Reduce isomorphic transitions removed 303 transitions.
Iterating post reduction 2 with 303 rules applied. Total rules applied 12524 place count 837 transition count 5252
Applied a total of 12524 rules in 685 ms. Remains 837 /6695 variables (removed 5858) and now considering 5252/11918 (removed 6666) transitions.
// Phase 1: matrix 5252 rows 837 cols
[2026-05-24 14:06:57] [INFO ] Computed 5 invariants in 77 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:06:58] [INFO ] Implicit Places using invariants in 1153 ms returned []
[2026-05-24 14:06:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 14:07:03] [INFO ] Implicit Places using invariants and state equation in 5230 ms returned []
Implicit Place search using SMT with State Equation took 6392 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 837/40605 places, 5252/36871 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 32359 ms. Remains : 837/40605 places, 5252/36871 transitions.
Discarding 2020 transitions out of 5252. Remains 3232
Initial state reduction rules removed 101 formulas.
[2026-05-24 14:07:05] [INFO ] Flatten gal took : 825 ms
[2026-05-24 14:07:06] [INFO ] Flatten gal took : 617 ms
[2026-05-24 14:07:06] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6318175719051331746.gal : 213 ms
[2026-05-24 14:07:06] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality612243339408534466.prop : 53 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6318175719051331746.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality612243339408534466.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
RANDOM walk for 40000 steps (64 resets) in 12610 ms. (3 steps per ms) remains 54/3131 properties
BEST_FIRST walk for 4004 steps (0 resets) in 42 ms. (93 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 24 ms. (160 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 26 ms. (148 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 21 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 16 ms. (235 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 22 ms. (174 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 21 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 24 ms. (160 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 23 ms. (166 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 22 ms. (174 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 28 ms. (138 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 29 ms. (133 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 35 ms. (111 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 21 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 32 ms. (121 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 20 ms. (190 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 21 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 24 ms. (160 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 22 ms. (174 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 19 ms. (200 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 26 ms. (148 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 19 ms. (200 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 29 ms. (133 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 22 ms. (174 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 23 ms. (166 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 23 ms. (166 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 31 ms. (125 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 19 ms. (200 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 28 ms. (138 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 29 ms. (133 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 26 ms. (148 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 31 ms. (125 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 19 ms. (200 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 31 ms. (125 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 19 ms. (200 steps per ms) remains 54/54 properties
Loading property file /tmp/ReachabilityCardinality612243339408534466.prop.
BEST_FIRST walk for 4004 steps (0 resets) in 19 ms. (200 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 25 ms. (154 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 30 ms. (129 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 21 ms. (182 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 20 ms. (190 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 55 ms. (71 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 32 ms. (121 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 26 ms. (148 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 29 ms. (133 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 32 ms. (121 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 24 ms. (160 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 25 ms. (154 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 24 ms. (160 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 27 ms. (143 steps per ms) remains 54/54 properties
BEST_FIRST walk for 4004 steps (0 resets) in 27 ms. (143 steps per ms) remains 54/54 properties
[2026-05-24 14:07:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 1 (OVERLAPS) 75/104 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 606/710 variables, 104/105 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/710 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (OVERLAPS) 710/1420 variables, 104/209 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Reachability property qltransition_4692 is true.
Reachability property qltransition_4691 is true.
Reachability property qltransition_4690 is true.
Reachability property qltransition_4689 is true.
Reachability property qltransition_4688 is true.
Reachability property qltransition_4687 is true.
Reachability property qltransition_4686 is true.
Reachability property qltransition_4685 is true.
Reachability property qltransition_4684 is true.
Reachability property qltransition_4683 is true.
Reachability property qltransition_4682 is true.
Reachability property qltransition_4681 is true.
Reachability property qltransition_4680 is true.
Reachability property qltransition_4679 is true.
Reachability property qltransition_4678 is true.
Reachability property qltransition_4677 is true.
Reachability property qltransition_4676 is true.
Reachability property qltransition_4675 is true.
Reachability property qltransition_4674 is true.
Reachability property qltransition_4673 is true.
Reachability property qltransition_4672 is true.
Reachability property qltransition_4671 is true.
Reachability property qltransition_4670 is true.
Reachability property qltransition_4669 is true.
Reachability property qltransition_4668 is true.
Reachability property qltransition_4667 is true.
Reachability property qltransition_4666 is true.
Reachability property qltransition_4665 is true.
Reachability property qltransition_4664 is true.
Reachability property qltransition_4663 is true.
Reachability property qltransition_4662 is true.
Reachability property qltransition_4661 is true.
Reachability property qltransition_4660 is true.
Reachability property qltransition_4659 is true.
Reachability property qltransition_4658 is true.
Reachability property qltransition_4657 is true.
Reachability property qltransition_4656 is true.
Reachability property qltransition_4655 is true.
Reachability property qltransition_4654 is true.
Reachability property qltransition_4653 is true.
Reachability property qltransition_4652 is true.
Reachability property qltransition_4651 is true.
Reachability property qltransition_4650 is true.
Reachability property qltransition_4649 is true.
Reachability property qltransition_4648 is true.
Reachability property qltransition_4647 is true.
Reachability property qltransition_4646 is true.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1420/6089 variables, and 209 constraints, problems are : Problem set: 0 solved, 54 unsolved in 5029 ms.
Refiners :[Generalized P Invariants (flows): 1/5 constraints, State Equation: 208/837 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 54 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
Reachability property qltransition_1718 is true.
Reachability property qltransition_1707 is true.
Reachability property qltransition_1696 is true.
Reachability property qltransition_1685 is true.
Reachability property qltransition_1674 is true.
Reachability property qltransition_1663 is true.
Reachability property qltransition_1652 is true.
Reachability property qltransition_1641 is true.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Reachability property qltransition_1630 is true.
Reachability property qltransition_1619 is true.
Reachability property qltransition_1608 is true.
Reachability property qltransition_1597 is true.
Reachability property qltransition_1586 is true.
Reachability property qltransition_1575 is true.
Reachability property qltransition_1564 is true.
Reachability property qltransition_1553 is true.
Reachability property qltransition_1542 is true.
At refinement iteration 1 (OVERLAPS) 75/104 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Reachability property qltransition_1531 is true.
Reachability property qltransition_1520 is true.
Reachability property qltransition_1509 is true.
Reachability property qltransition_1498 is true.
Reachability property qltransition_1487 is true.
Reachability property qltransition_1476 is true.
Reachability property qltransition_1465 is true.
Reachability property qltransition_1454 is true.
Reachability property qltransition_1443 is true.
Reachability property qltransition_1432 is true.
Reachability property qltransition_1421 is true.
Reachability property qltransition_1410 is true.
Reachability property qltransition_1399 is true.
Reachability property qltransition_1388 is true.
Reachability property qltransition_1377 is true.
Reachability property qltransition_1366 is true.
Reachability property qltransition_1355 is true.
Reachability property qltransition_1344 is true.
Reachability property qltransition_1333 is true.
Reachability property qltransition_1322 is true.
Reachability property qltransition_1311 is true.
Reachability property qltransition_1300 is true.
Reachability property qltransition_1289 is true.
Reachability property qltransition_1278 is true.
Reachability property qltransition_1267 is true.
Reachability property qltransition_1256 is true.
Reachability property qltransition_1245 is true.
Reachability property qltransition_1234 is true.
Reachability property qltransition_1223 is true.
Reachability property qltransition_1212 is true.
At refinement iteration 2 (INCLUDED_ONLY) 0/104 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 3 (OVERLAPS) 606/710 variables, 104/105 constraints. Problems are: Problem set: 0 solved, 54 unsolved
SDD proceeding with computation,3037 properties remain. new max is 2
SDD size :1 after 247644
At refinement iteration 4 (INCLUDED_ONLY) 0/710 variables, 54/159 constraints. Problems are: Problem set: 0 solved, 54 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/710 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 54 unsolved
SDD proceeding with computation,3037 properties remain. new max is 4
SDD size :247644 after 1.65407e+08
At refinement iteration 6 (OVERLAPS) 710/1420 variables, 104/263 constraints. Problems are: Problem set: 0 solved, 54 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1420/6089 variables, and 263 constraints, problems are : Problem set: 0 solved, 54 unsolved in 5019 ms.
Refiners :[Generalized P Invariants (flows): 1/5 constraints, State Equation: 208/837 constraints, PredecessorRefiner: 54/54 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10415ms problems are : Problem set: 0 solved, 54 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 29 out of 837 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 837/837 places, 5252/5252 transitions.
Discarding 94 places :
Symmetric choice reduction at 0 with 94 rule applications. Total rules 94 place count 743 transition count 3010
Iterating global reduction 0 with 94 rules applied. Total rules applied 188 place count 743 transition count 3010
Ensure Unique test removed 2020 transitions
Reduce isomorphic transitions removed 2020 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 202 transitions
Trivial Post-agglo rules discarded 202 transitions
Performed 202 trivial Post agglomeration. Transition count delta: 202
Iterating post reduction 0 with 2222 rules applied. Total rules applied 2410 place count 743 transition count 788
Reduce places removed 202 places and 0 transitions.
Iterating post reduction 1 with 202 rules applied. Total rules applied 2612 place count 541 transition count 788
Discarding 74 places :
Symmetric choice reduction at 2 with 74 rule applications. Total rules 2686 place count 467 transition count 566
Iterating global reduction 2 with 74 rules applied. Total rules applied 2760 place count 467 transition count 566
Discarding 74 places :
Symmetric choice reduction at 2 with 74 rule applications. Total rules 2834 place count 393 transition count 492
Iterating global reduction 2 with 74 rules applied. Total rules applied 2908 place count 393 transition count 492
Discarding 74 places :
Symmetric choice reduction at 2 with 74 rule applications. Total rules 2982 place count 319 transition count 418
Iterating global reduction 2 with 74 rules applied. Total rules applied 3056 place count 319 transition count 418
Discarding 74 places :
Symmetric choice reduction at 2 with 74 rule applications. Total rules 3130 place count 245 transition count 344
Iterating global reduction 2 with 74 rules applied. Total rules applied 3204 place count 245 transition count 344
Discarding 74 places :
Symmetric choice reduction at 2 with 74 rule applications. Total rules 3278 place count 171 transition count 270
Iterating global reduction 2 with 74 rules applied. Total rules applied 3352 place count 171 transition count 270
Free-agglomeration rule (complex) applied 27 times.
Iterating global reduction 2 with 27 rules applied. Total rules applied 3379 place count 171 transition count 243
Reduce places removed 27 places and 0 transitions.
Iterating post reduction 2 with 27 rules applied. Total rules applied 3406 place count 144 transition count 243
Reduce places removed 27 places and 27 transitions.
Iterating global reduction 3 with 27 rules applied. Total rules applied 3433 place count 117 transition count 216
Applied a total of 3433 rules in 313 ms. Remains 117 /837 variables (removed 720) and now considering 216/5252 (removed 5036) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 313 ms. Remains : 117/837 places, 216/5252 transitions.
RANDOM walk for 37807 steps (178 resets) in 1123 ms. (33 steps per ms) remains 0/54 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 3232 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 50150 ms.

BK_STOP 1779631639140

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="FamilyReunion-PT-L00100M0010C005P005G002"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is FamilyReunion-PT-L00100M0010C005P005G002, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r144-smll-177955812500077"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FamilyReunion-PT-L00100M0010C005P005G002.tgz
mv FamilyReunion-PT-L00100M0010C005P005G002 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;