Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r167-tall-174881266100086.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool gold2024
Input is PolyORBNT-PT-S10J30, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r167-tall-174881266100086
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 19M
-rw-r--r-- 1 mcc users 32K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 171K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 755K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 2.8M May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 35K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 57K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 179K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 33K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 166K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 323K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.2M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 14M May 29 14:32 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

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-00
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-01
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-02
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-03
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-04
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-05
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-06
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-07
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-08
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-09
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-10
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-11
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-12
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-13
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-14
FORMULA_NAME PolyORBNT-PT-S10J30-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748898699304

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBNT-PT-S10J30
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2025-06-02 21:11:40] [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]
[2025-06-02 21:11:40] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 21:11:41] [INFO ] Load time of PNML (sax parser for PT used): 667 ms
[2025-06-02 21:11:41] [INFO ] Transformed 664 places.
[2025-06-02 21:11:41] [INFO ] Transformed 12050 transitions.
[2025-06-02 21:11:41] [INFO ] Parsed PT model containing 664 places and 12050 transitions and 112559 arcs in 893 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Ensure Unique test removed 10110 transitions
Reduce redundant transitions removed 10110 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +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, 0, 1, 0, 1, 0, 1, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-02 21:11:41] [INFO ] Flow matrix only has 1931 transitions (discarded 9 similar events)
// Phase 1: matrix 1931 rows 664 cols
[2025-06-02 21:11:41] [INFO ] Computed 92 invariants in 113 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0] Max Struct:[75, 35, 75, 302, 75, 75, 75, 906, 151, 1, 104, 10, 82, 1, 1, 75]
FORMULA PolyORBNT-PT-S10J30-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (560 resets) in 306 ms. (32 steps per ms)
BEST_FIRST walk for 150009 steps (1568 resets) in 480 ms. (311 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0] Max Struct:[75, 35, 75, 302, 75, 75, 75, 906, 151, 1, 104, 10, 82, 1, 75]
[2025-06-02 21:11:42] [INFO ] Flow matrix only has 1931 transitions (discarded 9 similar events)
[2025-06-02 21:11:42] [INFO ] Invariant cache hit.
[2025-06-02 21:11:42] [INFO ] [Real]Absence check using 63 positive place invariants in 22 ms returned sat
[2025-06-02 21:11:42] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 37 ms returned sat
[2025-06-02 21:11:43] [INFO ] [Real]Absence check using state equation in 548 ms returned sat
[2025-06-02 21:11:43] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:11:43] [INFO ] [Nat]Absence check using 63 positive place invariants in 21 ms returned sat
[2025-06-02 21:11:43] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 23 ms returned sat
[2025-06-02 21:11:44] [INFO ] [Nat]Absence check using state equation in 832 ms returned sat
[2025-06-02 21:11:44] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:11:44] [INFO ] [Nat]Added 1 Read/Feed constraints in 82 ms returned sat
[2025-06-02 21:11:45] [INFO ] Deduced a trap composed of 184 places in 460 ms of which 34 ms to minimize.
[2025-06-02 21:11:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 646 ms
[2025-06-02 21:11:45] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 240 ms.
[2025-06-02 21:11:46] [INFO ] Deduced a trap composed of 90 places in 503 ms of which 5 ms to minimize.
[2025-06-02 21:11:47] [INFO ] Deduced a trap composed of 19 places in 552 ms of which 5 ms to minimize.
[2025-06-02 21:11:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1638 ms
[2025-06-02 21:11:47] [INFO ] Added : 28 causal constraints over 6 iterations in 2622 ms. Result :sat
Minimization took 608 ms.
[2025-06-02 21:11:48] [INFO ] [Real]Absence check using 63 positive place invariants in 18 ms returned sat
[2025-06-02 21:11:48] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 24 ms returned sat
[2025-06-02 21:11:49] [INFO ] [Real]Absence check using state equation in 709 ms returned sat
[2025-06-02 21:11:49] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:11:49] [INFO ] [Nat]Absence check using 63 positive place invariants in 16 ms returned sat
[2025-06-02 21:11:49] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 22 ms returned sat
[2025-06-02 21:11:50] [INFO ] [Nat]Absence check using state equation in 947 ms returned sat
[2025-06-02 21:11:50] [INFO ] [Nat]Added 1 Read/Feed constraints in 78 ms returned sat
[2025-06-02 21:11:50] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 173 ms.
[2025-06-02 21:11:52] [INFO ] Deduced a trap composed of 19 places in 510 ms of which 4 ms to minimize.
[2025-06-02 21:11:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 690 ms
[2025-06-02 21:11:52] [INFO ] Added : 38 causal constraints over 9 iterations in 1883 ms. Result :sat
Minimization took 615 ms.
[2025-06-02 21:11:53] [INFO ] [Real]Absence check using 63 positive place invariants in 15 ms returned sat
[2025-06-02 21:11:53] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 4 ms returned unsat
[2025-06-02 21:11:53] [INFO ] [Real]Absence check using 63 positive place invariants in 15 ms returned sat
[2025-06-02 21:11:53] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 22 ms returned sat
[2025-06-02 21:11:54] [INFO ] [Real]Absence check using state equation in 686 ms returned sat
[2025-06-02 21:11:54] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:11:54] [INFO ] [Nat]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:11:54] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 19 ms returned sat
[2025-06-02 21:11:55] [INFO ] [Nat]Absence check using state equation in 1479 ms returned unknown
[2025-06-02 21:11:55] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:11:55] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 22 ms returned sat
[2025-06-02 21:11:56] [INFO ] [Real]Absence check using state equation in 509 ms returned sat
[2025-06-02 21:11:56] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:11:56] [INFO ] [Nat]Absence check using 63 positive place invariants in 19 ms returned sat
[2025-06-02 21:11:56] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 23 ms returned sat
[2025-06-02 21:11:57] [INFO ] [Nat]Absence check using state equation in 810 ms returned sat
[2025-06-02 21:11:57] [INFO ] [Nat]Added 1 Read/Feed constraints in 58 ms returned sat
[2025-06-02 21:11:57] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 158 ms.
[2025-06-02 21:11:58] [INFO ] Deduced a trap composed of 19 places in 521 ms of which 4 ms to minimize.
[2025-06-02 21:11:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 827 ms
[2025-06-02 21:11:59] [INFO ] Added : 28 causal constraints over 6 iterations in 1743 ms. Result :sat
Minimization took 625 ms.
[2025-06-02 21:11:59] [INFO ] [Real]Absence check using 63 positive place invariants in 23 ms returned sat
[2025-06-02 21:11:59] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 23 ms returned sat
[2025-06-02 21:12:00] [INFO ] [Real]Absence check using state equation in 506 ms returned sat
[2025-06-02 21:12:00] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:12:00] [INFO ] [Nat]Absence check using 63 positive place invariants in 18 ms returned sat
[2025-06-02 21:12:00] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 21 ms returned sat
[2025-06-02 21:12:01] [INFO ] [Nat]Absence check using state equation in 645 ms returned sat
[2025-06-02 21:12:01] [INFO ] [Nat]Added 1 Read/Feed constraints in 112 ms returned sat
[2025-06-02 21:12:01] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 137 ms.
[2025-06-02 21:12:02] [INFO ] Deduced a trap composed of 90 places in 506 ms of which 4 ms to minimize.
[2025-06-02 21:12:03] [INFO ] Deduced a trap composed of 19 places in 507 ms of which 4 ms to minimize.
[2025-06-02 21:12:03] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1309 ms
[2025-06-02 21:12:03] [INFO ] Added : 27 causal constraints over 6 iterations in 2287 ms. Result :sat
Minimization took 1088 ms.
[2025-06-02 21:12:04] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:12:04] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 22 ms returned unsat
[2025-06-02 21:12:05] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:12:05] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 22 ms returned sat
[2025-06-02 21:12:06] [INFO ] [Real]Absence check using state equation in 950 ms returned sat
[2025-06-02 21:12:06] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:12:06] [INFO ] [Nat]Absence check using 63 positive place invariants in 22 ms returned sat
[2025-06-02 21:12:06] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 20 ms returned sat
[2025-06-02 21:12:07] [INFO ] [Nat]Absence check using state equation in 1250 ms returned sat
[2025-06-02 21:12:07] [INFO ] [Nat]Added 1 Read/Feed constraints in 59 ms returned sat
[2025-06-02 21:12:07] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 142 ms.
[2025-06-02 21:12:08] [INFO ] Deduced a trap composed of 281 places in 523 ms of which 4 ms to minimize.
[2025-06-02 21:12:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 715 ms
[2025-06-02 21:12:08] [INFO ] Added : 11 causal constraints over 3 iterations in 1246 ms. Result :sat
Minimization took 707 ms.
[2025-06-02 21:12:09] [INFO ] [Real]Absence check using 63 positive place invariants in 17 ms returned sat
[2025-06-02 21:12:09] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 22 ms returned sat
[2025-06-02 21:12:10] [INFO ] [Real]Absence check using state equation in 715 ms returned sat
[2025-06-02 21:12:10] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:12:10] [INFO ] [Nat]Absence check using 63 positive place invariants in 21 ms returned sat
[2025-06-02 21:12:10] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 25 ms returned sat
[2025-06-02 21:12:11] [INFO ] [Nat]Absence check using state equation in 775 ms returned sat
[2025-06-02 21:12:11] [INFO ] [Nat]Added 1 Read/Feed constraints in 152 ms returned sat
[2025-06-02 21:12:11] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 135 ms.
[2025-06-02 21:12:12] [INFO ] Added : 10 causal constraints over 2 iterations in 1286 ms. Result :unknown
[2025-06-02 21:12:12] [INFO ] [Real]Absence check using 63 positive place invariants in 17 ms returned sat
[2025-06-02 21:12:12] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 20 ms returned sat
[2025-06-02 21:12:13] [INFO ] [Real]Absence check using state equation in 730 ms returned sat
[2025-06-02 21:12:13] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:12:13] [INFO ] [Nat]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:12:13] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 23 ms returned sat
[2025-06-02 21:12:14] [INFO ] [Nat]Absence check using state equation in 815 ms returned sat
[2025-06-02 21:12:15] [INFO ] [Nat]Added 1 Read/Feed constraints in 470 ms returned sat
[2025-06-02 21:12:15] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 157 ms.
[2025-06-02 21:12:15] [INFO ] Added : 6 causal constraints over 2 iterations in 418 ms. Result :sat
Minimization took 1054 ms.
[2025-06-02 21:12:16] [INFO ] [Real]Absence check using 63 positive place invariants in 15 ms returned sat
[2025-06-02 21:12:16] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 18 ms returned unsat
[2025-06-02 21:12:16] [INFO ] [Real]Absence check using 63 positive place invariants in 17 ms returned sat
[2025-06-02 21:12:16] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 19 ms returned sat
[2025-06-02 21:12:17] [INFO ] [Real]Absence check using state equation in 659 ms returned sat
[2025-06-02 21:12:17] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:12:17] [INFO ] [Nat]Absence check using 63 positive place invariants in 18 ms returned sat
[2025-06-02 21:12:17] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 20 ms returned sat
[2025-06-02 21:12:19] [INFO ] [Nat]Absence check using state equation in 1670 ms returned unknown
[2025-06-02 21:12:19] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2025-06-02 21:12:19] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 4 ms returned unsat
[2025-06-02 21:12:19] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:12:19] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 21 ms returned sat
[2025-06-02 21:12:20] [INFO ] [Real]Absence check using state equation in 533 ms returned sat
[2025-06-02 21:12:20] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:12:20] [INFO ] [Nat]Absence check using 63 positive place invariants in 16 ms returned sat
[2025-06-02 21:12:20] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 22 ms returned sat
[2025-06-02 21:12:21] [INFO ] [Nat]Absence check using state equation in 932 ms returned sat
[2025-06-02 21:12:21] [INFO ] [Nat]Added 1 Read/Feed constraints in 30 ms returned sat
[2025-06-02 21:12:21] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 139 ms.
[2025-06-02 21:12:22] [INFO ] Added : 25 causal constraints over 5 iterations in 998 ms. Result :sat
Minimization took 1044 ms.
[2025-06-02 21:12:23] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:12:23] [INFO ] [Real]Absence check using 63 positive and 29 generalized place invariants in 25 ms returned sat
[2025-06-02 21:12:24] [INFO ] [Real]Absence check using state equation in 642 ms returned sat
[2025-06-02 21:12:24] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:12:24] [INFO ] [Nat]Absence check using 63 positive place invariants in 15 ms returned sat
[2025-06-02 21:12:24] [INFO ] [Nat]Absence check using 63 positive and 29 generalized place invariants in 21 ms returned sat
[2025-06-02 21:12:25] [INFO ] [Nat]Absence check using state equation in 830 ms returned sat
[2025-06-02 21:12:25] [INFO ] [Nat]Added 1 Read/Feed constraints in 95 ms returned sat
[2025-06-02 21:12:25] [INFO ] Computed and/alt/rep : 1447/4713/1447 causal constraints (skipped 473 transitions) in 132 ms.
[2025-06-02 21:12:26] [INFO ] Deduced a trap composed of 19 places in 286 ms of which 3 ms to minimize.
[2025-06-02 21:12:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 473 ms
[2025-06-02 21:12:26] [INFO ] Added : 22 causal constraints over 5 iterations in 1119 ms. Result :sat
Minimization took 1056 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 0, 0] Max Struct:[75, 35, 1, 302, 75, 75, 1, 906, 151, 1, 1, 10, 1, 1, 75]
FORMULA PolyORBNT-PT-S10J30-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[75, 35, 302, 75, 75, 906, 151, 1, 10, 1, 75]
Support contains 41 out of 664 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 664/664 places, 1940/1940 transitions.
Ensure Unique test removed 10 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 34 transitions
Trivial Post-agglo rules discarded 34 transitions
Performed 34 trivial Post agglomeration. Transition count delta: 34
Iterating post reduction 0 with 44 rules applied. Total rules applied 44 place count 654 transition count 1906
Reduce places removed 34 places and 0 transitions.
Iterating post reduction 1 with 34 rules applied. Total rules applied 78 place count 620 transition count 1906
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 35 Pre rules applied. Total rules applied 78 place count 620 transition count 1871
Deduced a syphon composed of 35 places in 1 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 2 with 70 rules applied. Total rules applied 148 place count 585 transition count 1871
Applied a total of 148 rules in 349 ms. Remains 585 /664 variables (removed 79) and now considering 1871/1940 (removed 69) transitions.
Running 1860 sub problems to find dead transitions.
[2025-06-02 21:12:28] [INFO ] Flow matrix only has 1862 transitions (discarded 9 similar events)
// Phase 1: matrix 1862 rows 585 cols
[2025-06-02 21:12:28] [INFO ] Computed 82 invariants in 70 ms
[2025-06-02 21:12:28] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/575 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1860 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/575 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1860 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 575/2447 variables, and 72 constraints, problems are : Problem set: 0 solved, 1860 unsolved in 20052 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/585 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1860/860 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1860 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/575 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1860 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/575 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1860 unsolved
[2025-06-02 21:13:06] [INFO ] Deduced a trap composed of 18 places in 347 ms of which 2 ms to minimize.
[2025-06-02 21:13:07] [INFO ] Deduced a trap composed of 10 places in 429 ms of which 4 ms to minimize.
[2025-06-02 21:13:14] [INFO ] Deduced a trap composed of 17 places in 438 ms of which 3 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 575/2447 variables, and 75 constraints, problems are : Problem set: 0 solved, 1860 unsolved in 20029 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/585 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/860 constraints, Known Traps: 3/3 constraints]
After SMT, in 55105ms problems are : Problem set: 0 solved, 1860 unsolved
Search for dead transitions found 0 dead transitions in 55178ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55566 ms. Remains : 585/664 places, 1871/1940 transitions.
[2025-06-02 21:13:23] [INFO ] Flow matrix only has 1862 transitions (discarded 9 similar events)
[2025-06-02 21:13:23] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[74, 35, 60, 74, 74, 180, 30, 1, 10, 1, 74]
RANDOM walk for 1000000 steps (69941 resets) in 12966 ms. (77 steps per ms)
FORMULA PolyORBNT-PT-S10J30-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 9000009 steps (79375 resets) in 21188 ms. (424 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1, 3, 1, 1, 3, 2, 1, 1] Max Struct:[74, 35, 60, 74, 74, 180, 30, 10, 74]
[2025-06-02 21:13:57] [INFO ] Flow matrix only has 1862 transitions (discarded 9 similar events)
[2025-06-02 21:13:57] [INFO ] Invariant cache hit.
[2025-06-02 21:13:57] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:13:57] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 14 ms returned unsat
[2025-06-02 21:13:57] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2025-06-02 21:13:57] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 7 ms returned unsat
[2025-06-02 21:13:57] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2025-06-02 21:13:57] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 15 ms returned sat
[2025-06-02 21:13:58] [INFO ] [Real]Absence check using state equation in 493 ms returned sat
[2025-06-02 21:13:58] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:13:58] [INFO ] [Nat]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:13:58] [INFO ] [Nat]Absence check using 63 positive and 19 generalized place invariants in 15 ms returned sat
[2025-06-02 21:13:58] [INFO ] [Nat]Absence check using state equation in 510 ms returned sat
[2025-06-02 21:13:58] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:13:59] [INFO ] [Nat]Added 1 Read/Feed constraints in 259 ms returned sat
[2025-06-02 21:13:59] [INFO ] Computed and/alt/rep : 1379/5203/1379 causal constraints (skipped 472 transitions) in 124 ms.
[2025-06-02 21:13:59] [INFO ] Added : 8 causal constraints over 2 iterations in 461 ms. Result :sat
Minimization took 6455 ms.
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 13 ms returned unsat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 14 ms returned unsat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 15 ms returned unsat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive place invariants in 12 ms returned sat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 15 ms returned unsat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive place invariants in 16 ms returned sat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 6 ms returned unsat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2025-06-02 21:14:06] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 13 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1, 3, 1, 1, 3, 2, 1, 1] Max Struct:[1, 1, 60, 1, 1, 3, 2, 1, 1]
FORMULA PolyORBNT-PT-S10J30-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-08 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-07 3 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBNT-PT-S10J30-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[60]
Support contains 1 out of 585 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 585/585 places, 1871/1871 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 585 transition count 1869
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 583 transition count 1869
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 5 place count 582 transition count 1868
Iterating global reduction 2 with 1 rules applied. Total rules applied 6 place count 582 transition count 1868
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 10 place count 580 transition count 1866
Applied a total of 10 rules in 200 ms. Remains 580 /585 variables (removed 5) and now considering 1866/1871 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 213 ms. Remains : 580/585 places, 1866/1871 transitions.
[2025-06-02 21:14:07] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
// Phase 1: matrix 1857 rows 580 cols
[2025-06-02 21:14:07] [INFO ] Computed 82 invariants in 58 ms
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[60]
RANDOM walk for 1000000 steps (72563 resets) in 12276 ms. (81 steps per ms)
BEST_FIRST walk for 1000000 steps (8890 resets) in 2218 ms. (450 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[60]
[2025-06-02 21:14:21] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:14:21] [INFO ] Invariant cache hit.
[2025-06-02 21:14:21] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:14:21] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 16 ms returned sat
[2025-06-02 21:14:22] [INFO ] [Real]Absence check using state equation in 503 ms returned sat
[2025-06-02 21:14:22] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:14:22] [INFO ] [Nat]Absence check using 63 positive place invariants in 15 ms returned sat
[2025-06-02 21:14:22] [INFO ] [Nat]Absence check using 63 positive and 19 generalized place invariants in 18 ms returned sat
[2025-06-02 21:14:22] [INFO ] [Nat]Absence check using state equation in 528 ms returned sat
[2025-06-02 21:14:22] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:14:23] [INFO ] [Nat]Added 1 Read/Feed constraints in 204 ms returned sat
[2025-06-02 21:14:23] [INFO ] Computed and/alt/rep : 1375/5196/1375 causal constraints (skipped 471 transitions) in 134 ms.
[2025-06-02 21:14:23] [INFO ] Added : 10 causal constraints over 2 iterations in 548 ms. Result :sat
Minimization took 4502 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[60]
Support contains 1 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 66 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 580/580 places, 1866/1866 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 48 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
[2025-06-02 21:14:28] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:14:28] [INFO ] Invariant cache hit.
[2025-06-02 21:14:29] [INFO ] Implicit Places using invariants in 851 ms returned []
[2025-06-02 21:14:29] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:14:29] [INFO ] Invariant cache hit.
[2025-06-02 21:14:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:14:37] [INFO ] Implicit Places using invariants and state equation in 8731 ms returned []
Implicit Place search using SMT with State Equation took 9584 ms to find 0 implicit places.
[2025-06-02 21:14:38] [INFO ] Redundant transitions in 108 ms returned []
Running 1855 sub problems to find dead transitions.
[2025-06-02 21:14:38] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:14:38] [INFO ] Invariant cache hit.
[2025-06-02 21:14:38] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30036 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 21:15:25] [INFO ] Deduced a trap composed of 87 places in 339 ms of which 1 ms to minimize.
[2025-06-02 21:15:33] [INFO ] Deduced a trap composed of 274 places in 464 ms of which 3 ms to minimize.
[2025-06-02 21:15:33] [INFO ] Deduced a trap composed of 122 places in 423 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/570 variables, 3/75 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 75 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 3/3 constraints]
After SMT, in 75833ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 75852ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 85616 ms. Remains : 580/580 places, 1866/1866 transitions.
RANDOM walk for 40000 steps (2849 resets) in 1557 ms. (25 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (360 resets) in 234 ms. (170 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (368 resets) in 227 ms. (175 steps per ms) remains 2/2 properties
[2025-06-02 21:15:54] [INFO ] Flatten gal took : 457 ms
[2025-06-02 21:15:54] [INFO ] Flatten gal took : 158 ms
[2025-06-02 21:15:55] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16671337339511664114.gal : 90 ms
[2025-06-02 21:15:55] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14394518834058713622.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/ReachabilityCardinality16671337339511664114.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14394518834058713622.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 ...330
Loading property file /tmp/ReachabilityCardinality14394518834058713622.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 64
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :64 after 151
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :151 after 152
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :152 after 153
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :153 after 155
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :155 after 159
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :159 after 166
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :166 after 260
Interrupted probabilistic random walk after 200132 steps, run timeout after 3001 ms. (steps per millisecond=66 ) properties seen :0 out of 2
Probabilistic random walk after 200132 steps, saw 33669 distinct states, run finished after 3004 ms. (steps per millisecond=66 ) properties seen :0
[2025-06-02 21:15:57] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:15:57] [INFO ] Invariant cache hit.
[2025-06-02 21:15:57] [INFO ] State equation strengthened by 1 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) 165/166 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 3 (OVERLAPS) 383/549 variables, 62/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/549 variables, 0/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 29/578 variables, 17/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/578 variables, 0/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/579 variables, 1/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :260 after 1926
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1857/2436 variables, 579/661 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2436 variables, 1/662 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2436 variables, 0/662 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/2437 variables, 1/663 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2437 variables, 0/663 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2437 variables, 0/663 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2437/2437 variables, and 663 constraints, problems are : Problem set: 1 solved, 1 unsolved in 804 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 580/580 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1926 after 2063
At refinement iteration 1 (OVERLAPS) 165/166 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 383/549 variables, 62/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/549 variables, 0/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 29/578 variables, 17/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/578 variables, 0/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/579 variables, 1/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1857/2436 variables, 579/661 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2436 variables, 1/662 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2436 variables, 0/662 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/2437 variables, 1/663 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2437 variables, 1/664 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2437 variables, 0/664 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2437 variables, 0/664 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2437/2437 variables, and 664 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1013 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 580/580 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1836ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 59 ms.
Support contains 1 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 43 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Running 1855 sub problems to find dead transitions.
[2025-06-02 21:15:59] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:15:59] [INFO ] Invariant cache hit.
[2025-06-02 21:15:59] [INFO ] State equation strengthened by 1 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2063 after 2394
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2394 after 7460
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :7460 after 22326
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20049 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 21:16:38] [INFO ] Deduced a trap composed of 87 places in 643 ms of which 1 ms to minimize.
Detected timeout of ITS tools.
[2025-06-02 21:16:45] [INFO ] Flatten gal took : 109 ms
[2025-06-02 21:16:45] [INFO ] Applying decomposition
[2025-06-02 21:16:45] [INFO ] Flatten gal took : 106 ms
[2025-06-02 21:16:45] [INFO ] Deduced a trap composed of 274 places in 481 ms of which 4 ms to minimize.
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph6072733664016063066.txt' '-o' '/tmp/graph6072733664016063066.bin' '-w' '/tmp/graph6072733664016063066.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph6072733664016063066.bin' '-l' '-1' '-v' '-w' '/tmp/graph6072733664016063066.weights' '-q' '0' '-e' '0.001'
[2025-06-02 21:16:45] [INFO ] Decomposing Gal with order
[2025-06-02 21:16:45] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 21:16:46] [INFO ] Deduced a trap composed of 122 places in 469 ms of which 4 ms to minimize.
[2025-06-02 21:16:46] [INFO ] Removed a total of 5918 redundant transitions.
[2025-06-02 21:16:46] [INFO ] Flatten gal took : 492 ms
[2025-06-02 21:16:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 212 labels/synchronizations in 167 ms.
[2025-06-02 21:16:46] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality475876236947884655.gal : 39 ms
[2025-06-02 21:16:46] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6739407892565778563.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/ReachabilityCardinality475876236947884655.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6739407892565778563.prop' '--nowitness'

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 ...306
Loading property file /tmp/ReachabilityCardinality6739407892565778563.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :1 after 1
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 75 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20037 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 3/3 constraints]
After SMT, in 55619ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 55638ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55688 ms. Remains : 580/580 places, 1866/1866 transitions.
RANDOM walk for 40000 steps (2866 resets) in 1001 ms. (39 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (368 resets) in 231 ms. (172 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 226414 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :0 out of 1
Probabilistic random walk after 226414 steps, saw 37748 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
[2025-06-02 21:16:58] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:16:58] [INFO ] Invariant cache hit.
[2025-06-02 21:16:58] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 165/166 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 383/549 variables, 62/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/549 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 29/578 variables, 17/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/578 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/579 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1857/2436 variables, 579/661 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2436 variables, 1/662 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2436 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/2437 variables, 1/663 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2437 variables, 0/663 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2437 variables, 0/663 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2437/2437 variables, and 663 constraints, problems are : Problem set: 0 solved, 1 unsolved in 713 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 580/580 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 165/166 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 383/549 variables, 62/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/549 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 29/578 variables, 17/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/578 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/579 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1857/2436 variables, 579/661 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2436 variables, 1/662 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2436 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/2437 variables, 1/663 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2437 variables, 1/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2437 variables, 0/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2437 variables, 0/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2437/2437 variables, and 664 constraints, problems are : Problem set: 0 solved, 1 unsolved in 983 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 580/580 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1717ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 63 ms.
Support contains 1 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 57 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 580/580 places, 1866/1866 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 43 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
[2025-06-02 21:17:00] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:17:00] [INFO ] Invariant cache hit.
[2025-06-02 21:17:01] [INFO ] Implicit Places using invariants in 788 ms returned []
[2025-06-02 21:17:01] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:17:01] [INFO ] Invariant cache hit.
[2025-06-02 21:17:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:17:09] [INFO ] Implicit Places using invariants and state equation in 8718 ms returned []
Implicit Place search using SMT with State Equation took 9521 ms to find 0 implicit places.
[2025-06-02 21:17:09] [INFO ] Redundant transitions in 96 ms returned []
Running 1855 sub problems to find dead transitions.
[2025-06-02 21:17:10] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:17:10] [INFO ] Invariant cache hit.
[2025-06-02 21:17:10] [INFO ] State equation strengthened by 1 read => feed constraints.
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 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 Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 21:17:58] [INFO ] Deduced a trap composed of 87 places in 313 ms of which 1 ms to minimize.
[2025-06-02 21:18:06] [INFO ] Deduced a trap composed of 274 places in 455 ms of which 3 ms to minimize.
[2025-06-02 21:18:06] [INFO ] Deduced a trap composed of 122 places in 466 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/570 variables, 3/75 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 75 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 3/3 constraints]
After SMT, in 76695ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 76713ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86383 ms. Remains : 580/580 places, 1866/1866 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[3] Max Struct:[60]
Starting property specific reduction for PolyORBNT-PT-S10J30-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[60]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[60]
[2025-06-02 21:18:26] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:18:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[60]
RANDOM walk for 10000 steps (744 resets) in 125 ms. (79 steps per ms)
BEST_FIRST walk for 10000 steps (83 resets) in 24 ms. (400 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[60]
[2025-06-02 21:18:26] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:18:26] [INFO ] Invariant cache hit.
[2025-06-02 21:18:26] [INFO ] [Real]Absence check using 63 positive place invariants in 13 ms returned sat
[2025-06-02 21:18:26] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 16 ms returned sat
[2025-06-02 21:18:27] [INFO ] [Real]Absence check using state equation in 463 ms returned sat
[2025-06-02 21:18:27] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:18:27] [INFO ] [Nat]Absence check using 63 positive place invariants in 15 ms returned sat
[2025-06-02 21:18:27] [INFO ] [Nat]Absence check using 63 positive and 19 generalized place invariants in 17 ms returned sat
[2025-06-02 21:18:28] [INFO ] [Nat]Absence check using state equation in 494 ms returned sat
[2025-06-02 21:18:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:18:28] [INFO ] [Nat]Added 1 Read/Feed constraints in 202 ms returned sat
[2025-06-02 21:18:28] [INFO ] Computed and/alt/rep : 1375/5196/1375 causal constraints (skipped 471 transitions) in 130 ms.
[2025-06-02 21:18:28] [INFO ] Added : 10 causal constraints over 2 iterations in 540 ms. Result :sat
Minimization took 792 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[60]
Support contains 1 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 49 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Running 1855 sub problems to find dead transitions.
[2025-06-02 21:18:29] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:18:29] [INFO ] Invariant cache hit.
[2025-06-02 21:18:29] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20032 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 21:19:07] [INFO ] Deduced a trap composed of 87 places in 294 ms of which 1 ms to minimize.
[2025-06-02 21:19:15] [INFO ] Deduced a trap composed of 274 places in 429 ms of which 4 ms to minimize.
[2025-06-02 21:19:15] [INFO ] Deduced a trap composed of 122 places in 461 ms of which 3 ms to minimize.
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 75 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20039 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 3/3 constraints]
After SMT, in 55834ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 55852ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55906 ms. Remains : 580/580 places, 1866/1866 transitions.
[2025-06-02 21:19:25] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:19:25] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[3] Max Struct:[60]
RANDOM walk for 1000000 steps (72909 resets) in 12230 ms. (81 steps per ms)
BEST_FIRST walk for 1000001 steps (8827 resets) in 2122 ms. (471 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[60]
[2025-06-02 21:19:40] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:19:40] [INFO ] Invariant cache hit.
[2025-06-02 21:19:40] [INFO ] [Real]Absence check using 63 positive place invariants in 14 ms returned sat
[2025-06-02 21:19:40] [INFO ] [Real]Absence check using 63 positive and 19 generalized place invariants in 16 ms returned sat
[2025-06-02 21:19:40] [INFO ] [Real]Absence check using state equation in 457 ms returned sat
[2025-06-02 21:19:40] [INFO ] Solution in real domain found non-integer solution.
[2025-06-02 21:19:40] [INFO ] [Nat]Absence check using 63 positive place invariants in 12 ms returned sat
[2025-06-02 21:19:40] [INFO ] [Nat]Absence check using 63 positive and 19 generalized place invariants in 14 ms returned sat
[2025-06-02 21:19:41] [INFO ] [Nat]Absence check using state equation in 482 ms returned sat
[2025-06-02 21:19:41] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:19:41] [INFO ] [Nat]Added 1 Read/Feed constraints in 199 ms returned sat
[2025-06-02 21:19:41] [INFO ] Computed and/alt/rep : 1375/5196/1375 causal constraints (skipped 471 transitions) in 118 ms.
[2025-06-02 21:19:42] [INFO ] Added : 10 causal constraints over 2 iterations in 521 ms. Result :sat
Minimization took 5012 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[60]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[3] Max Struct:[60]
Support contains 1 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 65 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 66 ms. Remains : 580/580 places, 1866/1866 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 38 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
[2025-06-02 21:19:47] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:19:47] [INFO ] Invariant cache hit.
[2025-06-02 21:19:48] [INFO ] Implicit Places using invariants in 881 ms returned []
[2025-06-02 21:19:48] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:19:48] [INFO ] Invariant cache hit.
[2025-06-02 21:19:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:19:56] [INFO ] Implicit Places using invariants and state equation in 8343 ms returned []
Implicit Place search using SMT with State Equation took 9235 ms to find 0 implicit places.
[2025-06-02 21:19:56] [INFO ] Redundant transitions in 55 ms returned []
Running 1855 sub problems to find dead transitions.
[2025-06-02 21:19:56] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:19:56] [INFO ] Invariant cache hit.
[2025-06-02 21:19:56] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 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 Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 21:20:44] [INFO ] Deduced a trap composed of 87 places in 326 ms of which 1 ms to minimize.
[2025-06-02 21:20:51] [INFO ] Deduced a trap composed of 274 places in 509 ms of which 4 ms to minimize.
[2025-06-02 21:20:52] [INFO ] Deduced a trap composed of 122 places in 425 ms of which 3 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/570 variables, 3/75 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 75 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 3/3 constraints]
After SMT, in 75691ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 75710ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 85054 ms. Remains : 580/580 places, 1866/1866 transitions.
[2025-06-02 21:21:12] [INFO ] Flatten gal took : 101 ms
[2025-06-02 21:21:12] [INFO ] Flatten gal took : 105 ms
RANDOM walk for 40000 steps (2876 resets) in 1003 ms. (39 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (345 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
[2025-06-02 21:21:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11410885651453132021.gal : 139 ms
[2025-06-02 21:21:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16502249522619781747.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/ReachabilityCardinality11410885651453132021.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16502249522619781747.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 ...330
BEST_FIRST walk for 40004 steps (359 resets) in 164 ms. (242 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality16502249522619781747.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 64
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :64 after 151
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :151 after 152
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :152 after 153
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :153 after 155
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :155 after 159
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :159 after 166
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :166 after 260
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :260 after 1926
Interrupted probabilistic random walk after 202083 steps, run timeout after 3001 ms. (steps per millisecond=67 ) properties seen :0 out of 2
Probabilistic random walk after 202083 steps, saw 33962 distinct states, run finished after 3001 ms. (steps per millisecond=67 ) properties seen :0
[2025-06-02 21:21:15] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:21:15] [INFO ] Invariant cache hit.
[2025-06-02 21:21:15] [INFO ] State equation strengthened by 1 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) 165/166 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MAX0 is UNSAT
At refinement iteration 3 (OVERLAPS) 383/549 variables, 62/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/549 variables, 0/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 29/578 variables, 17/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/578 variables, 0/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/579 variables, 1/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1926 after 2063
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1857/2436 variables, 579/661 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2436 variables, 1/662 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2436 variables, 0/662 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/2437 variables, 1/663 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2437 variables, 0/663 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2437 variables, 0/663 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2437/2437 variables, and 663 constraints, problems are : Problem set: 1 solved, 1 unsolved in 812 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 580/580 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 165/166 variables, 2/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 383/549 variables, 62/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/549 variables, 0/64 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 29/578 variables, 17/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/578 variables, 0/81 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/579 variables, 1/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/82 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1857/2436 variables, 579/661 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2436 variables, 1/662 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2436 variables, 0/662 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/2437 variables, 1/663 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2437 variables, 1/664 constraints. Problems are: Problem set: 1 solved, 1 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2063 after 2394
At refinement iteration 14 (INCLUDED_ONLY) 0/2437 variables, 0/664 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2437 variables, 0/664 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2437/2437 variables, and 664 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1004 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 580/580 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1834ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 57 ms.
Support contains 1 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 41 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Running 1855 sub problems to find dead transitions.
[2025-06-02 21:21:17] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:21:17] [INFO ] Invariant cache hit.
[2025-06-02 21:21:17] [INFO ] State equation strengthened by 1 read => feed constraints.
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2394 after 7460
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :7460 after 22326
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20030 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 21:21:56] [INFO ] Deduced a trap composed of 87 places in 324 ms of which 1 ms to minimize.
Detected timeout of ITS tools.
[2025-06-02 21:22:02] [INFO ] Flatten gal took : 91 ms
[2025-06-02 21:22:02] [INFO ] Applying decomposition
[2025-06-02 21:22:02] [INFO ] Flatten gal took : 92 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph1132573634259906867.txt' '-o' '/tmp/graph1132573634259906867.bin' '-w' '/tmp/graph1132573634259906867.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph1132573634259906867.bin' '-l' '-1' '-v' '-w' '/tmp/graph1132573634259906867.weights' '-q' '0' '-e' '0.001'
[2025-06-02 21:22:03] [INFO ] Decomposing Gal with order
[2025-06-02 21:22:03] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 21:22:03] [INFO ] Removed a total of 5828 redundant transitions.
[2025-06-02 21:22:03] [INFO ] Flatten gal took : 172 ms
[2025-06-02 21:22:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 400 labels/synchronizations in 70 ms.
[2025-06-02 21:22:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11102481044944782293.gal : 16 ms
[2025-06-02 21:22:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6520274755368322986.prop : 0 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/ReachabilityCardinality11102481044944782293.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6520274755368322986.prop' '--nowitness'

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 ...308
Loading property file /tmp/ReachabilityCardinality6520274755368322986.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :1 after 1
[2025-06-02 21:22:03] [INFO ] Deduced a trap composed of 274 places in 453 ms of which 4 ms to minimize.
[2025-06-02 21:22:04] [INFO ] Deduced a trap composed of 122 places in 457 ms of which 4 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 75 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 20038 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 3/3 constraints]
After SMT, in 57056ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 57074ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57123 ms. Remains : 580/580 places, 1866/1866 transitions.
RANDOM walk for 40000 steps (2926 resets) in 691 ms. (57 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (335 resets) in 117 ms. (339 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 220876 steps, run timeout after 3001 ms. (steps per millisecond=73 ) properties seen :0 out of 1
Probabilistic random walk after 220876 steps, saw 36872 distinct states, run finished after 3001 ms. (steps per millisecond=73 ) properties seen :0
[2025-06-02 21:22:17] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:22:17] [INFO ] Invariant cache hit.
[2025-06-02 21:22:17] [INFO ] State equation strengthened by 1 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 165/166 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 383/549 variables, 62/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/549 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 29/578 variables, 17/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/578 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/579 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1857/2436 variables, 579/661 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2436 variables, 1/662 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2436 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/2437 variables, 1/663 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2437 variables, 0/663 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 0/2437 variables, 0/663 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2437/2437 variables, and 663 constraints, problems are : Problem set: 0 solved, 1 unsolved in 744 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 580/580 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 165/166 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/166 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 383/549 variables, 62/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/549 variables, 0/64 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 29/578 variables, 17/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/578 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/579 variables, 1/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/579 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 1857/2436 variables, 579/661 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2436 variables, 1/662 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2436 variables, 0/662 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 1/2437 variables, 1/663 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2437 variables, 1/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/2437 variables, 0/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/2437 variables, 0/664 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2437/2437 variables, and 664 constraints, problems are : Problem set: 0 solved, 1 unsolved in 1038 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 19/19 constraints, State Equation: 580/580 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
After SMT, in 1801ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 57 ms.
Support contains 1 out of 580 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 39 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40 ms. Remains : 580/580 places, 1866/1866 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 580/580 places, 1866/1866 transitions.
Applied a total of 0 rules in 37 ms. Remains 580 /580 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
[2025-06-02 21:22:19] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:22:19] [INFO ] Invariant cache hit.
[2025-06-02 21:22:20] [INFO ] Implicit Places using invariants in 828 ms returned []
[2025-06-02 21:22:20] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:22:20] [INFO ] Invariant cache hit.
[2025-06-02 21:22:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 21:22:29] [INFO ] Implicit Places using invariants and state equation in 8688 ms returned []
Implicit Place search using SMT with State Equation took 9520 ms to find 0 implicit places.
[2025-06-02 21:22:29] [INFO ] Redundant transitions in 53 ms returned []
Running 1855 sub problems to find dead transitions.
[2025-06-02 21:22:29] [INFO ] Flow matrix only has 1857 transitions (discarded 9 similar events)
[2025-06-02 21:22:29] [INFO ] Invariant cache hit.
[2025-06-02 21:22:29] [INFO ] State equation strengthened by 1 read => feed constraints.
Detected timeout of ITS tools.
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/2437 variables, and 72 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30033 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1855/855 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1855 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/570 variables, 63/63 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/570 variables, 9/72 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
[2025-06-02 21:23:18] [INFO ] Deduced a trap composed of 87 places in 324 ms of which 1 ms to minimize.
[2025-06-02 21:23:26] [INFO ] Deduced a trap composed of 274 places in 489 ms of which 3 ms to minimize.
[2025-06-02 21:23:26] [INFO ] Deduced a trap composed of 122 places in 465 ms of which 4 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/570 variables, 3/75 constraints. Problems are: Problem set: 0 solved, 1855 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/2437 variables, and 75 constraints, problems are : Problem set: 0 solved, 1855 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 63/63 constraints, Generalized P Invariants (flows): 9/19 constraints, State Equation: 0/580 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1000/855 constraints, Known Traps: 3/3 constraints]
After SMT, in 77385ms problems are : Problem set: 0 solved, 1855 unsolved
Search for dead transitions found 0 dead transitions in 77402ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87027 ms. Remains : 580/580 places, 1866/1866 transitions.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[3] Max Struct:[60]
Ending property specific reduction for PolyORBNT-PT-S10J30-UpperBounds-03 in 320067 ms.
[2025-06-02 21:23:46] [INFO ] Flatten gal took : 89 ms
[2025-06-02 21:23:46] [INFO ] Applying decomposition
[2025-06-02 21:23:47] [INFO ] Flatten gal took : 86 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/convert-linux64' '-i' '/tmp/graph17348417061214119114.txt' '-o' '/tmp/graph17348417061214119114.bin' '-w' '/tmp/graph17348417061214119114.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202405141337/bin/louvain-linux64' '/tmp/graph17348417061214119114.bin' '-l' '-1' '-v' '-w' '/tmp/graph17348417061214119114.weights' '-q' '0' '-e' '0.001'
[2025-06-02 21:23:47] [INFO ] Decomposing Gal with order
[2025-06-02 21:23:47] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 21:23:47] [INFO ] Removed a total of 5918 redundant transitions.
[2025-06-02 21:23:47] [INFO ] Flatten gal took : 162 ms
[2025-06-02 21:23:47] [INFO ] Fuse similar labels procedure discarded/fused a total of 213 labels/synchronizations in 50 ms.
[2025-06-02 21:23:47] [INFO ] Time to serialize gal into /tmp/UpperBounds5997903371997994413.gal : 20 ms
[2025-06-02 21:23:47] [INFO ] Time to serialize properties into /tmp/UpperBounds17366215232981637694.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/UpperBounds5997903371997994413.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds17366215232981637694.prop' '--nowitness'

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 ...284
Loading property file /tmp/UpperBounds17366215232981637694.prop.
ITS-tools command line returned an error code 137
[2025-06-02 21:27:35] [INFO ] Flatten gal took : 93 ms
[2025-06-02 21:27:35] [INFO ] Time to serialize gal into /tmp/UpperBounds12149927462505213638.gal : 15 ms
[2025-06-02 21:27:35] [INFO ] Time to serialize properties into /tmp/UpperBounds6509840269636130387.prop : 0 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/UpperBounds12149927462505213638.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds6509840269636130387.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 ...305
Loading property file /tmp/UpperBounds6509840269636130387.prop.
ITS-tools command line returned an error code 137
[2025-06-02 21:33:55] [INFO ] Flatten gal took : 89 ms
[2025-06-02 21:33:55] [INFO ] Input system was already deterministic with 1866 transitions.
[2025-06-02 21:33:55] [INFO ] Transformed 580 places.
[2025-06-02 21:33:55] [INFO ] Transformed 1866 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
P-invariant computation with GreatSPN timed out. Skipping.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2025-06-02 21:34:25] [INFO ] Time to serialize gal into /tmp/UpperBounds17772901799787690496.gal : 14 ms
[2025-06-02 21:34:25] [INFO ] Time to serialize properties into /tmp/UpperBounds3460805052406833382.prop : 0 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/UpperBounds17772901799787690496.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds3460805052406833382.prop' '--nowitness' '--load-order' '/home/mcc/execution/model.ord' '--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 ...350
Successfully loaded order from file /home/mcc/execution/model.ord
Loading property file /tmp/UpperBounds3460805052406833382.prop.
ITS-tools command line returned an error code 137
Total runtime 1726501 ms.

BK_STOP 1748900427191

--------------------
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="PolyORBNT-PT-S10J30"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2024"
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 2-5832"
echo " Executing tool gold2024"
echo " Input is PolyORBNT-PT-S10J30, 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 r167-tall-174881266100086"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-PT-S10J30.tgz
mv PolyORBNT-PT-S10J30 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.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 ;