About the Execution of ITS-Tools for PolyORBLF-PT-S06J06T04
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 300477.00 | 0.00 | 0.00 | 1 4 1 2 1 1 1 6 4 1 1 1 4 1 2 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r156-tall-174881254200533.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 itstools
Input is PolyORBLF-PT-S06J06T04, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881254200533
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.2M
-rw-r--r-- 1 mcc users 19K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 112K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 146K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 649K 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 9.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 28K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 181K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 190K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 878K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.3K 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 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 6.9M 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 PolyORBLF-PT-S06J06T04-UpperBounds-00
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-01
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-02
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-03
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-04
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-05
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-06
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-07
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-08
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-09
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-10
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-11
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-12
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-13
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-14
FORMULA_NAME PolyORBLF-PT-S06J06T04-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1749030777032
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PolyORBLF-PT-S06J06T04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-04 09:52:58] [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]
[2025-06-04 09:52:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 09:52:58] [INFO ] Load time of PNML (sax parser for PT used): 401 ms
[2025-06-04 09:52:58] [INFO ] Transformed 506 places.
[2025-06-04 09:52:58] [INFO ] Transformed 7154 transitions.
[2025-06-04 09:52:58] [INFO ] Parsed PT model containing 506 places and 7154 transitions and 59824 arcs in 559 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Ensure Unique test removed 5380 transitions
Reduce redundant transitions removed 5380 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 6, 0, 1, 0, 0, 0, 0, 0] Max Struct:[+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, 6, 0, 1, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-06-04 09:52:58] [INFO ] Flow matrix only has 1750 transitions (discarded 24 similar events)
// Phase 1: matrix 1750 rows 506 cols
[2025-06-04 09:52:58] [INFO ] Computed 54 invariants in 119 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 6, 0, 1, 0, 0, 0, 0, 0] Max Struct:[1, 4, 172, 17, 344, 344, 68, +inf, 43, 4, 43, +inf, 1, 2, 46]
RANDOM walk for 10000 steps (31 resets) in 117 ms. (84 steps per ms)
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-14 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-08 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-01 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 110005 steps (157 resets) in 437 ms. (251 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 2, 1, 1, 1, 6, 1, 1, 1, 4, 1] Max Struct:[172, 17, 344, 344, 68, +inf, 43, 4, 43, +inf, 46]
[2025-06-04 09:52:59] [INFO ] Flow matrix only has 1750 transitions (discarded 24 similar events)
[2025-06-04 09:52:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:52:59] [INFO ] [Real]Absence check using 23 positive place invariants in 17 ms returned sat
[2025-06-04 09:52:59] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 8 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:52:59] [INFO ] [Real]Absence check using 23 positive place invariants in 21 ms returned sat
[2025-06-04 09:52:59] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 12 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive place invariants in 9 ms returned sat
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 7 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive place invariants in 9 ms returned sat
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 8 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive place invariants in 9 ms returned sat
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 6 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive place invariants in 8 ms returned sat
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 14 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive place invariants in 9 ms returned sat
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 7 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive place invariants in 9 ms returned sat
[2025-06-04 09:53:00] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 25 ms returned sat
[2025-06-04 09:53:02] [INFO ] [Real]Absence check using state equation in 1616 ms returned sat
[2025-06-04 09:53:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:02] [INFO ] [Nat]Absence check using 23 positive place invariants in 11 ms returned sat
[2025-06-04 09:53:02] [INFO ] [Nat]Absence check using 23 positive and 31 generalized place invariants in 15 ms returned sat
[2025-06-04 09:53:04] [INFO ] [Nat]Absence check using state equation in 2013 ms returned sat
[2025-06-04 09:53:04] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-04 09:53:04] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-04 09:53:05] [INFO ] [Nat]Added 112 Read/Feed constraints in 1021 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:05] [INFO ] [Real]Absence check using 23 positive place invariants in 8 ms returned sat
[2025-06-04 09:53:05] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 5 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:05] [INFO ] [Real]Absence check using 23 positive place invariants in 8 ms returned sat
[2025-06-04 09:53:05] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 14 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:05] [INFO ] [Real]Absence check using 23 positive place invariants in 10 ms returned sat
[2025-06-04 09:53:05] [INFO ] [Real]Absence check using 23 positive and 31 generalized place invariants in 14 ms returned sat
[2025-06-04 09:53:08] [INFO ] [Real]Absence check using state equation in 2737 ms returned sat
[2025-06-04 09:53:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-04 09:53:08] [INFO ] [Nat]Absence check using 23 positive place invariants in 8 ms returned sat
[2025-06-04 09:53:08] [INFO ] [Nat]Absence check using 23 positive and 31 generalized place invariants in 22 ms returned sat
[2025-06-04 09:53:10] [INFO ] [Nat]Absence check using state equation in 2004 ms returned sat
[2025-06-04 09:53:11] [INFO ] SMT solver returned unknown. Retrying;
[2025-06-04 09:53:11] [INFO ] [Nat]Added 112 Read/Feed constraints in 1020 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[1, 2, 1, 1, 1, 6, 1, 1, 1, 4, 1] Max Struct:[1, 2, 1, 1, 1, 6, 1, 4, 1, 4, 46]
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-12 4 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-07 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-03 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1] Max Struct:[4, 46]
Support contains 2 out of 506 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 506/506 places, 1774/1774 transitions.
Ensure Unique test removed 6 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 36 transitions
Trivial Post-agglo rules discarded 36 transitions
Performed 36 trivial Post agglomeration. Transition count delta: 36
Iterating post reduction 0 with 42 rules applied. Total rules applied 42 place count 500 transition count 1738
Reduce places removed 36 places and 0 transitions.
Iterating post reduction 1 with 36 rules applied. Total rules applied 78 place count 464 transition count 1738
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 56 Pre rules applied. Total rules applied 78 place count 464 transition count 1682
Deduced a syphon composed of 56 places in 3 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 2 with 112 rules applied. Total rules applied 190 place count 408 transition count 1682
Performed 46 Post agglomeration using F-continuation condition.Transition count delta: 46
Deduced a syphon composed of 46 places in 3 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 2 with 92 rules applied. Total rules applied 282 place count 362 transition count 1636
Free-agglomeration rule (complex) applied 8 times.
Iterating global reduction 2 with 8 rules applied. Total rules applied 290 place count 362 transition count 1628
Reduce places removed 8 places and 0 transitions.
Iterating post reduction 2 with 8 rules applied. Total rules applied 298 place count 354 transition count 1628
Applied a total of 298 rules in 291 ms. Remains 354 /506 variables (removed 152) and now considering 1628/1774 (removed 146) transitions.
Running 1622 sub problems to find dead transitions.
[2025-06-04 09:53:12] [INFO ] Flow matrix only has 1604 transitions (discarded 24 similar events)
// Phase 1: matrix 1604 rows 354 cols
[2025-06-04 09:53:12] [INFO ] Computed 48 invariants in 26 ms
[2025-06-04 09:53:12] [INFO ] State equation strengthened by 112 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 19/37 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:53:24] [INFO ] Deduced a trap composed of 3 places in 91 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:53:25] [INFO ] Deduced a trap composed of 19 places in 123 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:53:27] [INFO ] Deduced a trap composed of 18 places in 99 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:53:29] [INFO ] Deduced a trap composed of 80 places in 120 ms of which 13 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 348/1958 variables, and 41 constraints, problems are : Problem set: 0 solved, 1622 unsolved in 20041 ms.
Refiners :[Positive P Invariants (semi-flows): 18/19 constraints, Generalized P Invariants (flows): 19/29 constraints, State Equation: 0/354 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 1622/722 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1622 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/348 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/348 variables, 19/37 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/348 variables, 4/41 constraints. Problems are: Problem set: 0 solved, 1622 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 348/1958 variables, and 41 constraints, problems are : Problem set: 0 solved, 1622 unsolved in 20023 ms.
Refiners :[Positive P Invariants (semi-flows): 18/19 constraints, Generalized P Invariants (flows): 19/29 constraints, State Equation: 0/354 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 900/722 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42698ms problems are : Problem set: 0 solved, 1622 unsolved
Search for dead transitions found 0 dead transitions in 42731ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43050 ms. Remains : 354/506 places, 1628/1774 transitions.
[2025-06-04 09:53:54] [INFO ] Flow matrix only has 1604 transitions (discarded 24 similar events)
[2025-06-04 09:53:54] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1] Max Struct:[4, 22]
RANDOM walk for 1000001 steps (9794 resets) in 8798 ms. (113 steps per ms)
BEST_FIRST walk for 2000001 steps (5740 resets) in 6092 ms. (328 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1] Max Struct:[4, 22]
[2025-06-04 09:54:09] [INFO ] Flow matrix only has 1604 transitions (discarded 24 similar events)
[2025-06-04 09:54:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-04 09:54:09] [INFO ] [Real]Absence check using 19 positive place invariants in 5 ms returned sat
[2025-06-04 09:54:09] [INFO ] [Real]Absence check using 19 positive and 29 generalized place invariants in 14 ms returned sat
[2025-06-04 09:54:10] [INFO ] [Real]Absence check using state equation in 804 ms returned sat
[2025-06-04 09:54:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-04 09:54:10] [INFO ] [Nat]Absence check using 19 positive place invariants in 6 ms returned sat
[2025-06-04 09:54:10] [INFO ] [Nat]Absence check using 19 positive and 29 generalized place invariants in 23 ms returned sat
[2025-06-04 09:54:14] [INFO ] [Nat]Absence check using state equation in 3677 ms returned sat
[2025-06-04 09:54:14] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-04 09:54:15] [INFO ] [Nat]Added 112 Read/Feed constraints in 973 ms returned sat
[2025-06-04 09:54:15] [INFO ] Computed and/alt/rep : 1192/4820/1187 causal constraints (skipped 411 transitions) in 163 ms.
[2025-06-04 09:54:16] [INFO ] Added : 54 causal constraints over 11 iterations in 1534 ms. Result :sat
Minimization took 5036 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-04 09:54:22] [INFO ] [Real]Absence check using 19 positive place invariants in 5 ms returned sat
[2025-06-04 09:54:22] [INFO ] [Real]Absence check using 19 positive and 29 generalized place invariants in 13 ms returned sat
[2025-06-04 09:54:22] [INFO ] [Real]Absence check using state equation in 747 ms returned sat
[2025-06-04 09:54:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-04 09:54:22] [INFO ] [Nat]Absence check using 19 positive place invariants in 5 ms returned sat
[2025-06-04 09:54:22] [INFO ] [Nat]Absence check using 19 positive and 29 generalized place invariants in 12 ms returned sat
[2025-06-04 09:54:25] [INFO ] [Nat]Absence check using state equation in 2875 ms returned sat
[2025-06-04 09:54:26] [INFO ] [Nat]Added 112 Read/Feed constraints in 686 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:54:26] [INFO ] Deduced a trap composed of 56 places in 71 ms of which 3 ms to minimize.
[2025-06-04 09:54:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 575 ms
[2025-06-04 09:54:27] [INFO ] Computed and/alt/rep : 1192/4820/1187 causal constraints (skipped 411 transitions) in 176 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:54:28] [INFO ] Deduced a trap composed of 11 places in 286 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:54:29] [INFO ] Deduced a trap composed of 56 places in 55 ms of which 2 ms to minimize.
[2025-06-04 09:54:29] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1216 ms
[2025-06-04 09:54:30] [INFO ] Added : 32 causal constraints over 7 iterations in 3062 ms. Result :sat
Minimization took 5033 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1] Max Struct:[4, 22]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1] Max Struct:[4, 22]
Support contains 2 out of 354 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 1628/1628 transitions.
Applied a total of 0 rules in 52 ms. Remains 354 /354 variables (removed 0) and now considering 1628/1628 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52 ms. Remains : 354/354 places, 1628/1628 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 354/354 places, 1628/1628 transitions.
Applied a total of 0 rules in 38 ms. Remains 354 /354 variables (removed 0) and now considering 1628/1628 (removed 0) transitions.
[2025-06-04 09:54:35] [INFO ] Flow matrix only has 1604 transitions (discarded 24 similar events)
[2025-06-04 09:54:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 09:54:36] [INFO ] Implicit Places using invariants in 1054 ms returned [17, 70, 145]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 1065 ms to find 3 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 351/354 places, 1628/1628 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 348 transition count 1625
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 348 transition count 1625
Applied a total of 6 rules in 50 ms. Remains 348 /351 variables (removed 3) and now considering 1625/1628 (removed 3) transitions.
[2025-06-04 09:54:36] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
// Phase 1: matrix 1601 rows 348 cols
[2025-06-04 09:54:36] [INFO ] Computed 45 invariants in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 09:54:37] [INFO ] Implicit Places using invariants in 1210 ms returned []
[2025-06-04 09:54:37] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:54:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 09:54:38] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-04 09:54:51] [INFO ] Implicit Places using invariants and state equation in 13474 ms returned []
Implicit Place search using SMT with State Equation took 14689 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 348/354 places, 1625/1628 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 15844 ms. Remains : 348/354 places, 1625/1628 transitions.
[2025-06-04 09:54:51] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:54:51] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1] Max Struct:[4, 22]
RANDOM walk for 1000000 steps (9579 resets) in 8662 ms. (115 steps per ms)
BEST_FIRST walk for 2000001 steps (5741 resets) in 5939 ms. (336 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 1] Max Struct:[4, 22]
[2025-06-04 09:55:05] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:55:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-04 09:55:05] [INFO ] [Real]Absence check using 21 positive place invariants in 6 ms returned sat
[2025-06-04 09:55:05] [INFO ] [Real]Absence check using 21 positive and 24 generalized place invariants in 14 ms returned sat
[2025-06-04 09:55:07] [INFO ] [Real]Absence check using state equation in 1633 ms returned sat
[2025-06-04 09:55:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-04 09:55:07] [INFO ] [Nat]Absence check using 21 positive place invariants in 6 ms returned sat
[2025-06-04 09:55:07] [INFO ] [Nat]Absence check using 21 positive and 24 generalized place invariants in 13 ms returned sat
[2025-06-04 09:55:10] [INFO ] [Nat]Absence check using state equation in 3279 ms returned sat
[2025-06-04 09:55:10] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-04 09:55:11] [INFO ] [Nat]Added 112 Read/Feed constraints in 703 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:55:11] [INFO ] Deduced a trap composed of 56 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:55:12] [INFO ] Deduced a trap composed of 137 places in 422 ms of which 52 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:55:12] [INFO ] Deduced a trap composed of 35 places in 345 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:55:12] [INFO ] Deduced a trap composed of 57 places in 64 ms of which 2 ms to minimize.
[2025-06-04 09:55:12] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1337 ms
[2025-06-04 09:55:12] [INFO ] Computed and/alt/rep : 1189/4817/1184 causal constraints (skipped 411 transitions) in 112 ms.
[2025-06-04 09:55:15] [INFO ] Added : 51 causal constraints over 11 iterations in 2412 ms. Result :sat
Minimization took 5744 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-04 09:55:20] [INFO ] [Real]Absence check using 21 positive place invariants in 6 ms returned sat
[2025-06-04 09:55:21] [INFO ] [Real]Absence check using 21 positive and 24 generalized place invariants in 14 ms returned sat
[2025-06-04 09:55:22] [INFO ] [Real]Absence check using state equation in 1346 ms returned sat
[2025-06-04 09:55:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-04 09:55:22] [INFO ] [Nat]Absence check using 21 positive place invariants in 6 ms returned sat
[2025-06-04 09:55:22] [INFO ] [Nat]Absence check using 21 positive and 24 generalized place invariants in 13 ms returned sat
[2025-06-04 09:55:23] [INFO ] [Nat]Absence check using state equation in 1499 ms returned sat
[2025-06-04 09:55:24] [INFO ] [Nat]Added 112 Read/Feed constraints in 1025 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:55:25] [INFO ] Deduced a trap composed of 18 places in 335 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:55:25] [INFO ] Deduced a trap composed of 35 places in 346 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:55:25] [INFO ] Deduced a trap composed of 56 places in 59 ms of which 3 ms to minimize.
[2025-06-04 09:55:26] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1312 ms
[2025-06-04 09:55:26] [INFO ] Computed and/alt/rep : 1189/4817/1184 causal constraints (skipped 411 transitions) in 81 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:55:27] [INFO ] Deduced a trap composed of 56 places in 63 ms of which 2 ms to minimize.
[2025-06-04 09:55:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 916 ms
[2025-06-04 09:55:28] [INFO ] Added : 35 causal constraints over 8 iterations in 2484 ms. Result :sat
Minimization took 5733 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 1] Max Struct:[4, 22]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 1] Max Struct:[4, 22]
Support contains 2 out of 348 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 348/348 places, 1625/1625 transitions.
Applied a total of 0 rules in 62 ms. Remains 348 /348 variables (removed 0) and now considering 1625/1625 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 348/348 places, 1625/1625 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 348/348 places, 1625/1625 transitions.
Applied a total of 0 rules in 31 ms. Remains 348 /348 variables (removed 0) and now considering 1625/1625 (removed 0) transitions.
[2025-06-04 09:55:34] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:55:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 09:55:35] [INFO ] Implicit Places using invariants in 944 ms returned []
[2025-06-04 09:55:35] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:55:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 09:55:36] [INFO ] State equation strengthened by 112 read => feed constraints.
[2025-06-04 09:55:48] [INFO ] Implicit Places using invariants and state equation in 13302 ms returned []
Implicit Place search using SMT with State Equation took 14250 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 09:55:48] [INFO ] Redundant transitions in 95 ms returned []
Running 1619 sub problems to find dead transitions.
[2025-06-04 09:55:48] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:55:48] [INFO ] Invariant cache hit.
[2025-06-04 09:55:48] [INFO ] State equation strengthened by 112 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
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Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/342 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/342 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:56:00] [INFO ] Deduced a trap composed of 3 places in 56 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:56:01] [INFO ] Deduced a trap composed of 18 places in 106 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:56:05] [INFO ] Deduced a trap composed of 80 places in 114 ms of which 16 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/342 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 342/1949 variables, and 37 constraints, problems are : Problem set: 0 solved, 1619 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 15/24 constraints, State Equation: 0/348 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 1619/722 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1619 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/342 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/342 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/342 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:56:24] [INFO ] Deduced a trap composed of 21 places in 309 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:56:24] [INFO ] Deduced a trap composed of 56 places in 58 ms of which 4 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/342 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 342/1949 variables, and 39 constraints, problems are : Problem set: 0 solved, 1619 unsolved in 30032 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 15/24 constraints, State Equation: 0/348 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 897/722 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62212ms problems are : Problem set: 0 solved, 1619 unsolved
Search for dead transitions found 0 dead transitions in 62217ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76604 ms. Remains : 348/348 places, 1625/1625 transitions.
RANDOM walk for 40000 steps (386 resets) in 1241 ms. (32 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (89 resets) in 342 ms. (116 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (109 resets) in 510 ms. (78 steps per ms) remains 4/4 properties
[2025-06-04 09:56:52] [INFO ] Flatten gal took : 337 ms
BEST_FIRST walk for 40002 steps (136 resets) in 421 ms. (94 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (122 resets) in 394 ms. (101 steps per ms) remains 4/4 properties
[2025-06-04 09:56:52] [INFO ] Flatten gal took : 222 ms
[2025-06-04 09:56:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11694516871876242493.gal : 58 ms
[2025-06-04 09:56:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality457189423690543818.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality11694516871876242493.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality457189423690543818.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality457189423690543818.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 11
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :11 after 13
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :13 after 15
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :15 after 17
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :17 after 19
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :19 after 21
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :21 after 25
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :25 after 113
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :113 after 443
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :443 after 614
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :614 after 873
Interrupted probabilistic random walk after 134943 steps, run timeout after 3001 ms. (steps per millisecond=44 ) properties seen :0 out of 4
Probabilistic random walk after 134943 steps, saw 67834 distinct states, run finished after 3004 ms. (steps per millisecond=44 ) properties seen :0
[2025-06-04 09:56:55] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:56:55] [INFO ] Invariant cache hit.
[2025-06-04 09:56:55] [INFO ] State equation strengthened by 112 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 246/254 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 43/297 variables, 18/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/297 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem MAX1 is UNSAT
At refinement iteration 7 (OVERLAPS) 48/345 variables, 16/43 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/345 variables, 0/43 constraints. Problems are: Problem set: 1 solved, 3 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (OVERLAPS) 1/346 variables, 1/44 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/346 variables, 0/44 constraints. Problems are: Problem set: 1 solved, 3 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :873 after 16831
At refinement iteration 11 (OVERLAPS) 1601/1947 variables, 346/390 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Solver is answering 'unknown', stopping.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :16831 after 25821
After SMT solving in domain Real declared 1947/1949 variables, and 502 constraints, problems are : Problem set: 1 solved, 3 unsolved in 3542 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 346/348 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 246/254 variables, 8/9 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 0/9 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 43/297 variables, 18/27 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/297 variables, 0/27 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 48/345 variables, 16/43 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:56:59] [INFO ] Deduced a trap composed of 18 places in 466 ms of which 28 ms to minimize.
Problem MAX0 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:56:59] [INFO ] Deduced a trap composed of 38 places in 320 ms of which 39 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:00] [INFO ] Deduced a trap composed of 56 places in 104 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:00] [INFO ] Deduced a trap composed of 57 places in 56 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:00] [INFO ] Deduced a trap composed of 56 places in 60 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/345 variables, 5/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/345 variables, 0/48 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/346 variables, 1/49 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:00] [INFO ] Deduced a trap composed of 57 places in 68 ms of which 3 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/346 variables, 1/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/346 variables, 0/50 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 1601/1947 variables, 346/396 constraints. Problems are: Problem set: 2 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1947/1949 variables, and 508 constraints, problems are : Problem set: 2 solved, 2 unsolved in 4567 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 346/348 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 0/4 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8143ms problems are : Problem set: 2 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 348 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 348/348 places, 1625/1625 transitions.
Applied a total of 0 rules in 36 ms. Remains 348 /348 variables (removed 0) and now considering 1625/1625 (removed 0) transitions.
Running 1619 sub problems to find dead transitions.
[2025-06-04 09:57:03] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:57:03] [INFO ] Invariant cache hit.
[2025-06-04 09:57:03] [INFO ] State equation strengthened by 112 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
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Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :25821 after 536334
At refinement iteration 0 (INCLUDED_ONLY) 0/342 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/342 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:15] [INFO ] Deduced a trap composed of 3 places in 62 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:16] [INFO ] Deduced a trap composed of 18 places in 100 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:20] [INFO ] Deduced a trap composed of 80 places in 139 ms of which 16 ms to minimize.
SDD proceeding with computation,4 properties remain. new max is 65536
SDD size :536334 after 1.02676e+06
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 342/1949 variables, and 37 constraints, problems are : Problem set: 0 solved, 1619 unsolved in 20036 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 15/24 constraints, State Equation: 0/348 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 1619/722 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1619 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/342 variables, 19/19 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/342 variables, 15/34 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/342 variables, 3/37 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:29] [INFO ] Deduced a trap composed of 21 places in 304 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:29] [INFO ] Deduced a trap composed of 56 places in 58 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/342 variables, 2/39 constraints. Problems are: Problem set: 0 solved, 1619 unsolved
Detected timeout of ITS tools.
[2025-06-04 09:57:42] [INFO ] Flatten gal took : 108 ms
[2025-06-04 09:57:42] [INFO ] Applying decomposition
[2025-06-04 09:57:43] [INFO ] Flatten gal took : 111 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph11365025777053723086.txt' '-o' '/tmp/graph11365025777053723086.bin' '-w' '/tmp/graph11365025777053723086.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11365025777053723086.bin' '-l' '-1' '-v' '-w' '/tmp/graph11365025777053723086.weights' '-q' '0' '-e' '0.001'
[2025-06-04 09:57:43] [INFO ] Decomposing Gal with order
[2025-06-04 09:57:43] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 09:57:44] [INFO ] Removed a total of 781 redundant transitions.
[2025-06-04 09:57:44] [INFO ] Flatten gal took : 348 ms
[2025-06-04 09:57:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 280 labels/synchronizations in 31 ms.
[2025-06-04 09:57:44] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5042293813368950153.gal : 21 ms
[2025-06-04 09:57:44] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16234064080261387343.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality5042293813368950153.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16234064080261387343.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality16234064080261387343.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :1 after 1
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :1 after 65
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :65 after 68
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :68 after 84
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :84 after 170
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :170 after 190
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :190 after 199
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :199 after 394
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :394 after 627
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 342/1949 variables, and 39 constraints, problems are : Problem set: 0 solved, 1619 unsolved in 20025 ms.
Refiners :[Positive P Invariants (semi-flows): 19/21 constraints, Generalized P Invariants (flows): 15/24 constraints, State Equation: 0/348 constraints, ReadFeed: 0/112 constraints, PredecessorRefiner: 897/722 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 42594ms problems are : Problem set: 0 solved, 1619 unsolved
Search for dead transitions found 0 dead transitions in 42605ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42647 ms. Remains : 348/348 places, 1625/1625 transitions.
RANDOM walk for 40000 steps (383 resets) in 671 ms. (59 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (87 resets) in 249 ms. (160 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (145 resets) in 263 ms. (151 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :627 after 15136
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :15136 after 65381
Interrupted probabilistic random walk after 141263 steps, run timeout after 3001 ms. (steps per millisecond=47 ) properties seen :0 out of 2
Probabilistic random walk after 141263 steps, saw 71607 distinct states, run finished after 3001 ms. (steps per millisecond=47 ) properties seen :0
[2025-06-04 09:57:49] [INFO ] Flow matrix only has 1601 transitions (discarded 24 similar events)
[2025-06-04 09:57:49] [INFO ] Invariant cache hit.
[2025-06-04 09:57:49] [INFO ] State equation strengthened by 112 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 246/254 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 43/297 variables, 18/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/297 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 48/345 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/345 variables, 0/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 1/346 variables, 1/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/346 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :65381 after 121828
At refinement iteration 11 (OVERLAPS) 1601/1947 variables, 346/390 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1947 variables, 112/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1947 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/1949 variables, 2/504 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1949 variables, 1/505 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1949 variables, 0/505 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 0/1949 variables, 0/505 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1949/1949 variables, and 505 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3138 ms.
Refiners :[Positive P Invariants (semi-flows): 21/21 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 348/348 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 246/254 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/254 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 43/297 variables, 18/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/297 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 48/345 variables, 16/43 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:53] [INFO ] Deduced a trap composed of 56 places in 394 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:53] [INFO ] Deduced a trap composed of 56 places in 394 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:54] [INFO ] Deduced a trap composed of 57 places in 393 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-04 09:57:54] [INFO ] Deduced a trap composed of 57 places in 62 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/345 variables, 4/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/345 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 1/346 variables, 1/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/346 variables, 0/48 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 1601/1947 variables, 346/394 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1947 variables, 112/506 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Problem MIN0 is UNSAT
Problem MIN1 is UNSAT
After SMT solving in domain Int declared 1947/1949 variables, and 508 constraints, problems are : Problem set: 2 solved, 0 unsolved in 4712 ms.
Refiners :[Positive P Invariants (semi-flows): 20/21 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 346/348 constraints, ReadFeed: 112/112 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 7864ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-15 1 TECHNIQUES REACHABILITY_MIN
FORMULA PolyORBLF-PT-S06J06T04-UpperBounds-10 1 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 2 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 299276 ms.
BK_STOP 1749031077509
--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination 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="PolyORBLF-PT-S06J06T04"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is PolyORBLF-PT-S06J06T04, 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 r156-tall-174881254200533"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PolyORBLF-PT-S06J06T04.tgz
mv PolyORBLF-PT-S06J06T04 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 '
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 ;