Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r400-tall-171690533400901.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool itstools
Input is Szymanski-PT-b12, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r400-tall-171690533400901
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.0M
-rw-r--r-- 1 mcc users 7.6K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.6K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K May 19 07:17 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:45 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:37 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 19:28 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Apr 11 15:07 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 69K Apr 11 15:07 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 65K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 08:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 23 08:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 3.7M May 18 16:43 model.pnml

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

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

The expected result is a vector of positive values
NUM_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Szymanski-PT-b12-UpperBounds-00
FORMULA_NAME Szymanski-PT-b12-UpperBounds-01
FORMULA_NAME Szymanski-PT-b12-UpperBounds-02
FORMULA_NAME Szymanski-PT-b12-UpperBounds-03
FORMULA_NAME Szymanski-PT-b12-UpperBounds-04
FORMULA_NAME Szymanski-PT-b12-UpperBounds-05
FORMULA_NAME Szymanski-PT-b12-UpperBounds-06
FORMULA_NAME Szymanski-PT-b12-UpperBounds-07
FORMULA_NAME Szymanski-PT-b12-UpperBounds-08
FORMULA_NAME Szymanski-PT-b12-UpperBounds-09
FORMULA_NAME Szymanski-PT-b12-UpperBounds-10
FORMULA_NAME Szymanski-PT-b12-UpperBounds-11
FORMULA_NAME Szymanski-PT-b12-UpperBounds-12
FORMULA_NAME Szymanski-PT-b12-UpperBounds-13
FORMULA_NAME Szymanski-PT-b12-UpperBounds-14
FORMULA_NAME Szymanski-PT-b12-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717092934189

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b12
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2024-05-30 18:15:35] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-30 18:15:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-30 18:15:35] [INFO ] Load time of PNML (sax parser for PT used): 324 ms
[2024-05-30 18:15:35] [INFO ] Transformed 568 places.
[2024-05-30 18:15:35] [INFO ] Transformed 8320 transitions.
[2024-05-30 18:15:35] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 464 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Deduced a syphon composed of 260 places in 19 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b12-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-30 18:15:35] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2024-05-30 18:15:35] [INFO ] Computed 3 invariants in 57 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[25, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10001 steps (4 resets) in 64 ms. (153 steps per ms)
FORMULA Szymanski-PT-b12-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (10 resets) in 89 ms. (444 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[11, 0, 0, 0] Max Struct:[25, 1, 1, 1]
[2024-05-30 18:15:36] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2024-05-30 18:15:36] [INFO ] Invariant cache hit.
[2024-05-30 18:15:36] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2024-05-30 18:15:36] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 18 ms returned sat
[2024-05-30 18:15:36] [INFO ] [Real]Absence check using state equation in 455 ms returned sat
[2024-05-30 18:15:36] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 18:15:37] [INFO ] [Real]Added 147 Read/Feed constraints in 489 ms returned sat
[2024-05-30 18:15:37] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 18:15:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-05-30 18:15:37] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-30 18:15:37] [INFO ] [Nat]Absence check using state equation in 406 ms returned sat
[2024-05-30 18:15:38] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 18:15:39] [INFO ] [Nat]Added 147 Read/Feed constraints in 1041 ms returned unknown
[2024-05-30 18:15:39] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-30 18:15:39] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-30 18:15:39] [INFO ] [Real]Absence check using state equation in 378 ms returned sat
[2024-05-30 18:15:39] [INFO ] [Real]Added 147 Read/Feed constraints in 85 ms returned sat
[2024-05-30 18:15:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 18:15:39] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-30 18:15:39] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-30 18:15:40] [INFO ] [Nat]Absence check using state equation in 402 ms returned sat
[2024-05-30 18:15:40] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 18:15:41] [INFO ] [Nat]Added 147 Read/Feed constraints in 1040 ms returned unknown
[2024-05-30 18:15:41] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-30 18:15:41] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-30 18:15:41] [INFO ] [Real]Absence check using state equation in 369 ms returned sat
[2024-05-30 18:15:42] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 18:15:42] [INFO ] [Real]Added 147 Read/Feed constraints in 886 ms returned sat
[2024-05-30 18:15:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 18:15:42] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2024-05-30 18:15:42] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-30 18:15:42] [INFO ] [Nat]Absence check using state equation in 376 ms returned sat
[2024-05-30 18:15:43] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 18:15:44] [INFO ] [Nat]Added 147 Read/Feed constraints in 1138 ms returned sat
[2024-05-30 18:15:44] [INFO ] Deduced a trap composed of 138 places in 652 ms of which 26 ms to minimize.
[2024-05-30 18:15:45] [INFO ] Deduced a trap composed of 137 places in 590 ms of which 3 ms to minimize.
[2024-05-30 18:15:46] [INFO ] Deduced a trap composed of 137 places in 551 ms of which 3 ms to minimize.
[2024-05-30 18:15:46] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 2071 ms
[2024-05-30 18:15:46] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2722 transitions) in 642 ms.
[2024-05-30 18:15:47] [INFO ] Added : 0 causal constraints over 0 iterations in 836 ms. Result :sat
Minimization took 526 ms.
[2024-05-30 18:15:47] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-30 18:15:47] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 2 ms returned sat
[2024-05-30 18:15:48] [INFO ] [Real]Absence check using state equation in 386 ms returned sat
[2024-05-30 18:15:48] [INFO ] [Real]Added 147 Read/Feed constraints in 327 ms returned sat
[2024-05-30 18:15:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 18:15:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2024-05-30 18:15:48] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-30 18:15:48] [INFO ] [Nat]Absence check using state equation in 396 ms returned sat
[2024-05-30 18:15:49] [INFO ] SMT solver returned unknown. Retrying;
[2024-05-30 18:15:49] [INFO ] [Nat]Added 147 Read/Feed constraints in 1051 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[11, 0, 0, 0] Max Struct:[25, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[11, 0, 0, 0] Max Struct:[25, 1, 1, 1]
Support contains 4 out of 308 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Graph (complete) has 9195 edges and 308 vertex of which 306 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.16 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 129 place count 306 transition count 7936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 130 place count 305 transition count 7808
Iterating global reduction 1 with 1 rules applied. Total rules applied 131 place count 305 transition count 7808
Applied a total of 131 rules in 457 ms. Remains 305 /308 variables (removed 3) and now considering 7808/8064 (removed 256) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 469 ms. Remains : 305/308 places, 7808/8064 transitions.
[2024-05-30 18:15:50] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2024-05-30 18:15:50] [INFO ] Computed 3 invariants in 21 ms
Current structural bounds on expressions (after invariants) : Max Seen:[11, 0, 0, 0] Max Struct:[12, 1, 1, 1]
RANDOM walk for 1000000 steps (2 resets) in 815 ms. (1225 steps per ms)
FORMULA Szymanski-PT-b12-UpperBounds-00 12 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b12-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 3000003 steps (6 resets) in 2325 ms. (1289 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2024-05-30 18:15:53] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2024-05-30 18:15:53] [INFO ] Invariant cache hit.
[2024-05-30 18:15:53] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-30 18:15:54] [INFO ] [Real]Absence check using state equation in 380 ms returned sat
[2024-05-30 18:15:54] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 18:15:54] [INFO ] [Real]Added 147 Read/Feed constraints in 170 ms returned sat
[2024-05-30 18:15:54] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 18:15:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-30 18:15:54] [INFO ] [Nat]Absence check using state equation in 378 ms returned sat
[2024-05-30 18:15:55] [INFO ] [Nat]Added 147 Read/Feed constraints in 537 ms returned sat
[2024-05-30 18:15:55] [INFO ] Deduced a trap composed of 37 places in 526 ms of which 6 ms to minimize.
[2024-05-30 18:15:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 649 ms
[2024-05-30 18:15:56] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 858 ms.
[2024-05-30 18:15:56] [INFO ] Added : 0 causal constraints over 0 iterations in 1025 ms. Result :sat
Minimization took 4905 ms.
[2024-05-30 18:16:01] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-30 18:16:02] [INFO ] [Real]Absence check using state equation in 345 ms returned sat
[2024-05-30 18:16:02] [INFO ] [Real]Added 147 Read/Feed constraints in 110 ms returned sat
[2024-05-30 18:16:02] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 18:16:02] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-30 18:16:02] [INFO ] [Nat]Absence check using state equation in 358 ms returned sat
[2024-05-30 18:16:03] [INFO ] [Nat]Added 147 Read/Feed constraints in 831 ms returned sat
[2024-05-30 18:16:04] [INFO ] Deduced a trap composed of 97 places in 521 ms of which 2 ms to minimize.
[2024-05-30 18:16:04] [INFO ] Deduced a trap composed of 136 places in 522 ms of which 2 ms to minimize.
[2024-05-30 18:16:05] [INFO ] Deduced a trap composed of 136 places in 512 ms of which 2 ms to minimize.
[2024-05-30 18:16:05] [INFO ] Deduced a trap composed of 153 places in 483 ms of which 3 ms to minimize.
[2024-05-30 18:16:06] [INFO ] Deduced a trap composed of 38 places in 482 ms of which 2 ms to minimize.
[2024-05-30 18:16:07] [INFO ] Deduced a trap composed of 50 places in 477 ms of which 2 ms to minimize.
[2024-05-30 18:16:07] [INFO ] Deduced a trap composed of 50 places in 464 ms of which 1 ms to minimize.
[2024-05-30 18:16:07] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 3932 ms
[2024-05-30 18:16:07] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 317 ms.
[2024-05-30 18:16:08] [INFO ] Added : 2 causal constraints over 1 iterations in 553 ms. Result :sat
Minimization took 4912 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 284 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 284 ms. Remains : 305/305 places, 7808/7808 transitions.
[2024-05-30 18:16:13] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2024-05-30 18:16:13] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000005 steps (2 resets) in 716 ms. (1394 steps per ms)
BEST_FIRST walk for 2000002 steps (4 resets) in 1389 ms. (1438 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2024-05-30 18:16:15] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2024-05-30 18:16:15] [INFO ] Invariant cache hit.
[2024-05-30 18:16:15] [INFO ] [Real]Absence check using 3 positive place invariants in 10 ms returned sat
[2024-05-30 18:16:15] [INFO ] [Real]Absence check using state equation in 391 ms returned sat
[2024-05-30 18:16:16] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 18:16:16] [INFO ] [Real]Added 147 Read/Feed constraints in 174 ms returned sat
[2024-05-30 18:16:16] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 18:16:16] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-30 18:16:16] [INFO ] [Nat]Absence check using state equation in 390 ms returned sat
[2024-05-30 18:16:17] [INFO ] [Nat]Added 147 Read/Feed constraints in 525 ms returned sat
[2024-05-30 18:16:17] [INFO ] Deduced a trap composed of 37 places in 520 ms of which 2 ms to minimize.
[2024-05-30 18:16:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 647 ms
[2024-05-30 18:16:18] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 326 ms.
[2024-05-30 18:16:18] [INFO ] Added : 0 causal constraints over 0 iterations in 492 ms. Result :sat
Minimization took 4903 ms.
[2024-05-30 18:16:23] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2024-05-30 18:16:23] [INFO ] [Real]Absence check using state equation in 356 ms returned sat
[2024-05-30 18:16:23] [INFO ] [Real]Added 147 Read/Feed constraints in 101 ms returned sat
[2024-05-30 18:16:23] [INFO ] Solution in real domain found non-integer solution.
[2024-05-30 18:16:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2024-05-30 18:16:24] [INFO ] [Nat]Absence check using state equation in 345 ms returned sat
[2024-05-30 18:16:25] [INFO ] [Nat]Added 147 Read/Feed constraints in 819 ms returned sat
[2024-05-30 18:16:25] [INFO ] Deduced a trap composed of 97 places in 518 ms of which 2 ms to minimize.
[2024-05-30 18:16:26] [INFO ] Deduced a trap composed of 136 places in 522 ms of which 2 ms to minimize.
[2024-05-30 18:16:26] [INFO ] Deduced a trap composed of 136 places in 508 ms of which 2 ms to minimize.
[2024-05-30 18:16:27] [INFO ] Deduced a trap composed of 153 places in 496 ms of which 2 ms to minimize.
[2024-05-30 18:16:27] [INFO ] Deduced a trap composed of 38 places in 481 ms of which 2 ms to minimize.
[2024-05-30 18:16:28] [INFO ] Deduced a trap composed of 50 places in 508 ms of which 6 ms to minimize.
[2024-05-30 18:16:28] [INFO ] Deduced a trap composed of 50 places in 455 ms of which 2 ms to minimize.
[2024-05-30 18:16:29] [INFO ] Trap strengthening (SAT) tested/added 8/7 trap constraints in 3990 ms
[2024-05-30 18:16:29] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 335 ms.
[2024-05-30 18:16:29] [INFO ] Added : 2 causal constraints over 1 iterations in 566 ms. Result :sat
Minimization took 4908 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 300 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 300 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 197 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2024-05-30 18:16:35] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2024-05-30 18:16:35] [INFO ] Invariant cache hit.
[2024-05-30 18:16:35] [INFO ] Implicit Places using invariants in 644 ms returned []
[2024-05-30 18:16:35] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2024-05-30 18:16:35] [INFO ] Invariant cache hit.
[2024-05-30 18:16:36] [INFO ] State equation strengthened by 147 read => feed constraints.
[2024-05-30 18:16:54] [INFO ] Implicit Places using invariants and state equation in 18832 ms returned []
Implicit Place search using SMT with State Equation took 19480 ms to find 0 implicit places.
[2024-05-30 18:16:55] [INFO ] Redundant transitions in 919 ms returned []
Running 7806 sub problems to find dead transitions.
[2024-05-30 18:16:55] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2024-05-30 18:16:55] [INFO ] Invariant cache hit.
[2024-05-30 18:16:55] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 305/2909 variables, and 3 constraints, problems are : Problem set: 0 solved, 7806 unsolved in 30170 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 7806/7806 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7806 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/305 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7806 unsolved
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 Int declared 305/2909 variables, and 3 constraints, problems are : Problem set: 0 solved, 7806 unsolved in 30120 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 0/305 constraints, ReadFeed: 0/147 constraints, PredecessorRefiner: 0/7806 constraints, Known Traps: 0/0 constraints]
After SMT, in 87888ms problems are : Problem set: 0 solved, 7806 unsolved
Search for dead transitions found 0 dead transitions in 87981ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 108628 ms. Remains : 305/305 places, 7808/7808 transitions.
RANDOM walk for 40015 steps (8 resets) in 586 ms. (68 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 142 ms. (279 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 110 ms. (360 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 105 ms. (377 steps per ms) remains 2/2 properties
[2024-05-30 18:18:23] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2024-05-30 18:18:23] [INFO ] Invariant cache hit.
[2024-05-30 18:18:23] [INFO ] State equation strengthened by 147 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 255/256 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/256 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 30/286 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-30 18:18:24] [INFO ] Deduced a trap composed of 75 places in 734 ms of which 2 ms to minimize.
[2024-05-30 18:18:24] [INFO ] Flatten gal took : 717 ms
[2024-05-30 18:18:25] [INFO ] Flatten gal took : 271 ms
[2024-05-30 18:18:25] [INFO ] Deduced a trap composed of 36 places in 401 ms of which 3 ms to minimize.
[2024-05-30 18:18:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8624304615527314726.gal : 137 ms
[2024-05-30 18:18:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11247812255083808611.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8624304615527314726.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11247812255083808611.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
[2024-05-30 18:18:25] [INFO ] Deduced a trap composed of 72 places in 405 ms of which 2 ms to minimize.
[2024-05-30 18:18:25] [INFO ] Deduced a trap composed of 42 places in 379 ms of which 2 ms to minimize.
Loading property file /tmp/ReachabilityCardinality11247812255083808611.prop.
[2024-05-30 18:18:26] [INFO ] Deduced a trap composed of 129 places in 454 ms of which 2 ms to minimize.
[2024-05-30 18:18:26] [INFO ] Deduced a trap composed of 129 places in 375 ms of which 2 ms to minimize.
[2024-05-30 18:18:27] [INFO ] Deduced a trap composed of 138 places in 410 ms of which 2 ms to minimize.
[2024-05-30 18:18:27] [INFO ] Deduced a trap composed of 64 places in 393 ms of which 2 ms to minimize.
[2024-05-30 18:18:28] [INFO ] Deduced a trap composed of 50 places in 351 ms of which 2 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 63
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :63 after 445
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :445 after 38675
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :38675 after 433196
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :433196 after 1.44287e+06
[2024-05-30 18:18:28] [INFO ] Deduced a trap composed of 60 places in 383 ms of which 2 ms to minimize.
[2024-05-30 18:18:28] [INFO ] Deduced a trap composed of 58 places in 296 ms of which 2 ms to minimize.
[2024-05-30 18:18:29] [INFO ] Deduced a trap composed of 74 places in 370 ms of which 2 ms to minimize.
SMT process timed out in 5248ms, After SMT, problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 185 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 187 ms. Remains : 305/305 places, 7808/7808 transitions.
RANDOM walk for 40020 steps (8 resets) in 209 ms. (190 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 84 ms. (470 steps per ms) remains 2/2 properties
BEST_FIRST walk for 27708 steps (6 resets) in 72 ms. (379 steps per ms) remains 0/2 properties
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA Szymanski-PT-b12-UpperBounds-14 1 TECHNIQUES REACHABILITY_MAX
FORMULA Szymanski-PT-b12-UpperBounds-01 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 2 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 174109 ms.

BK_STOP 1717093109495

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

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="Szymanski-PT-b12"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 2-5568"
echo " Executing tool itstools"
echo " Input is Szymanski-PT-b12, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r400-tall-171690533400901"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b12.tgz
mv Szymanski-PT-b12 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;