Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931339200071.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 Champagne-PT-H06T2O, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931339200071
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 7.0K Jun 6 08:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Jun 6 08:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Jun 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Jun 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jun 6 11:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K Jun 6 11:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Jun 6 11:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Jun 6 11:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 11K Jun 6 08:56 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 115K Jun 6 08:56 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Jun 6 08:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Jun 6 08:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Jun 6 11:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Jun 6 11:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 7 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 137K Jun 5 20:08 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-00
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-01
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-02
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-03
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-04
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-05
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-06
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-07
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-08
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-09
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-10
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-11
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-12
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-13
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-14
FORMULA_NAME Champagne-PT-H06T2O-ReachabilityFireability-2025-15

=== Now, execution of the tool begins

BK_START 1749321421086

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=ReachabilityFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Champagne-PT-H06T2O
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
ReachabilityFireability PT
Running Version 202505121319
[2025-06-07 18:37:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-07 18:37:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 18:37:02] [INFO ] Load time of PNML (sax parser for PT used): 89 ms
[2025-06-07 18:37:02] [INFO ] Transformed 759 places.
[2025-06-07 18:37:02] [INFO ] Transformed 928 transitions.
[2025-06-07 18:37:02] [INFO ] Found NUPN structural information;
[2025-06-07 18:37:02] [INFO ] Parsed PT model containing 759 places and 928 transitions and 2145 arcs in 184 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityFireability.xml in 12 ms.
Working with output stream class java.io.PrintStream
[2025-06-07 18:37:03] [INFO ] Flatten gal took : 132 ms
RANDOM walk for 40000 steps (77 resets) in 1633 ms. (24 steps per ms) remains 5/16 properties
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-13 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-08 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-07 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-04 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-00 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
[2025-06-07 18:37:03] [INFO ] Flatten gal took : 82 ms
[2025-06-07 18:37:03] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10716507985403592821.gal : 39 ms
BEST_FIRST walk for 40003 steps (8 resets) in 488 ms. (81 steps per ms) remains 5/5 properties
[2025-06-07 18:37:03] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14166189042473504300.prop : 3 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/ReachabilityCardinality10716507985403592821.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14166189042473504300.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 ...330
Loading property file /tmp/ReachabilityCardinality14166189042473504300.prop.
BEST_FIRST walk for 40003 steps (9 resets) in 749 ms. (53 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40004 steps (9 resets) in 148 ms. (268 steps per ms) remains 5/5 properties
BEST_FIRST walk for 40003 steps (8 resets) in 140 ms. (283 steps per ms) remains 4/5 properties
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-11 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 4/4 properties
// Phase 1: matrix 928 rows 759 cols
[2025-06-07 18:37:03] [INFO ] Computed 20 invariants in 21 ms
Excessive predecessor constraint size, skipping predecessor.
SDD proceeding with computation,5 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,5 properties remain. new max is 8
SDD size :5 after 12
SDD proceeding with computation,5 properties remain. new max is 16
SDD size :12 after 21
SDD proceeding with computation,5 properties remain. new max is 32
SDD size :21 after 23
SDD proceeding with computation,5 properties remain. new max is 64
SDD size :23 after 34
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,5 properties remain. new max is 128
SDD size :34 after 846
SDD proceeding with computation,5 properties remain. new max is 256
SDD size :846 after 537221
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 89/89 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/89 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 670/759 variables, 20/109 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/759 variables, 670/779 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/759 variables, 0/779 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 928/1687 variables, 759/1538 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1687 variables, 0/1538 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/1687 variables, 0/1538 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1687/1687 variables, and 1538 constraints, problems are : Problem set: 0 solved, 4 unsolved in 905 ms.
Refiners :[Domain max(s): 759/759 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 759/759 constraints, PredecessorRefiner: 4/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/89 variables, 89/89 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/89 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem Champagne-PT-H06T2O-ReachabilityFireability-2025-02 is UNSAT
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-02 TRUE TECHNIQUES SMT_REFINEMENT
At refinement iteration 2 (OVERLAPS) 670/759 variables, 20/109 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/759 variables, 670/779 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:05] [INFO ] Deduced a trap composed of 74 places in 116 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:05] [INFO ] Deduced a trap composed of 74 places in 66 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:05] [INFO ] Deduced a trap composed of 74 places in 106 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:05] [INFO ] Deduced a trap composed of 74 places in 67 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:05] [INFO ] Deduced a trap composed of 74 places in 48 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/759 variables, 5/784 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/759 variables, 0/784 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 928/1687 variables, 759/1543 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1687 variables, 2/1545 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:06] [INFO ] Deduced a trap composed of 74 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:06] [INFO ] Deduced a trap composed of 74 places in 91 ms of which 13 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/1687 variables, 2/1547 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1687 variables, 0/1547 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1687 variables, 0/1547 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1687/1687 variables, and 1547 constraints, problems are : Problem set: 1 solved, 3 unsolved in 4121 ms.
Refiners :[Domain max(s): 759/759 constraints, Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 759/759 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5132ms problems are : Problem set: 1 solved, 3 unsolved
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-10 FALSE TECHNIQUES PARIKH_WALK
Parikh walk visited 1 properties in 766 ms.
Support contains 40 out of 759 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 759/759 places, 928/928 transitions.
Graph (trivial) has 691 edges and 759 vertex of which 259 / 759 are part of one of the 20 SCC in 3 ms
Free SCC test removed 239 places
Drop transitions (Empty/Sink Transition effects.) removed 273 transitions
Reduce isomorphic transitions removed 273 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 217 transitions
Trivial Post-agglo rules discarded 217 transitions
Performed 217 trivial Post agglomeration. Transition count delta: 217
Iterating post reduction 0 with 217 rules applied. Total rules applied 218 place count 520 transition count 438
Reduce places removed 217 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 243 rules applied. Total rules applied 461 place count 303 transition count 412
Reduce places removed 13 places and 0 transitions.
Performed 29 Post agglomeration using F-continuation condition.Transition count delta: 29
Iterating post reduction 2 with 42 rules applied. Total rules applied 503 place count 290 transition count 383
Reduce places removed 29 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 3 with 35 rules applied. Total rules applied 538 place count 261 transition count 377
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 541 place count 258 transition count 377
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 19 Pre rules applied. Total rules applied 541 place count 258 transition count 358
Deduced a syphon composed of 19 places in 1 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 5 with 38 rules applied. Total rules applied 579 place count 239 transition count 358
Discarding 60 places :
Symmetric choice reduction at 5 with 60 rule applications. Total rules 639 place count 179 transition count 298
Iterating global reduction 5 with 60 rules applied. Total rules applied 699 place count 179 transition count 298
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 4 rules applied. Total rules applied 703 place count 179 transition count 294
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 704 place count 178 transition count 294
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 4 Pre rules applied. Total rules applied 704 place count 178 transition count 290
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 7 with 8 rules applied. Total rules applied 712 place count 174 transition count 290
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 715 place count 171 transition count 277
Iterating global reduction 7 with 3 rules applied. Total rules applied 718 place count 171 transition count 277
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 720 place count 171 transition count 275
Performed 34 Post agglomeration using F-continuation condition.Transition count delta: 34
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 8 with 68 rules applied. Total rules applied 788 place count 137 transition count 241
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: -40
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 8 with 18 rules applied. Total rules applied 806 place count 128 transition count 281
Drop transitions (Empty/Sink Transition effects.) removed 15 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 8 with 16 rules applied. Total rules applied 822 place count 128 transition count 265
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 823 place count 127 transition count 262
Iterating global reduction 9 with 1 rules applied. Total rules applied 824 place count 127 transition count 262
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 825 place count 127 transition count 261
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 10 with 10 rules applied. Total rules applied 835 place count 127 transition count 251
SDD proceeding with computation,5 properties remain. new max is 512
SDD size :537221 after 3.77438e+08
Free-agglomeration rule applied 30 times.
Iterating global reduction 10 with 30 rules applied. Total rules applied 865 place count 127 transition count 221
Reduce places removed 30 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 10 with 52 rules applied. Total rules applied 917 place count 97 transition count 199
SDD proceeding with computation,5 properties remain. new max is 1024
SDD size :3.77438e+08 after 4.06588e+08
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 11 with 9 rules applied. Total rules applied 926 place count 97 transition count 190
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 927 place count 97 transition count 190
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 11 with 1 rules applied. Total rules applied 928 place count 96 transition count 189
SDD proceeding with computation,5 properties remain. new max is 2048
Applied a total of 928 rules in 202 ms. Remains 96 /759 variables (removed 663) and now considering 189/928 (removed 739) transitions.
SDD size :4.06588e+08 after 8.42507e+08
Finished structural reductions in REACHABILITY mode , in 1 iterations and 212 ms. Remains : 96/759 places, 189/928 transitions.
SDD proceeding with computation,5 properties remain. new max is 4096
SDD size :8.42507e+08 after 9.14015e+11
RANDOM walk for 40000 steps (8 resets) in 647 ms. (61 steps per ms) remains 1/2 properties
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
BEST_FIRST walk for 40003 steps (8 resets) in 104 ms. (380 steps per ms) remains 1/1 properties
[2025-06-07 18:37:10] [INFO ] Flow matrix only has 161 transitions (discarded 28 similar events)
// Phase 1: matrix 161 rows 96 cols
[2025-06-07 18:37:10] [INFO ] Computed 20 invariants in 1 ms
[2025-06-07 18:37:10] [INFO ] State equation strengthened by 14 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 64/88 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/89 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/89 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 151/240 variables, 89/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/240 variables, 12/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/240 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 14/254 variables, 5/124 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/254 variables, 1/125 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/254 variables, 2/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/254 variables, 0/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (OVERLAPS) 2/256 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/256 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 1/257 variables, 2/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/257 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (OVERLAPS) 0/257 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 257/257 variables, and 130 constraints, problems are : Problem set: 0 solved, 1 unsolved in 130 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 96/96 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 64/88 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:10] [INFO ] Deduced a trap composed of 4 places in 43 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/88 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:10] [INFO ] Deduced a trap composed of 8 places in 34 ms of which 1 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/88 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/88 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1/89 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/89 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 151/240 variables, 89/109 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/240 variables, 12/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/240 variables, 0/121 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 14/254 variables, 5/126 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/254 variables, 1/127 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/254 variables, 2/129 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/254 variables, 1/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/254 variables, 0/130 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 2/256 variables, 1/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/256 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 1/257 variables, 2/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/257 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 19 (OVERLAPS) 0/257 variables, 0/133 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 257/257 variables, and 133 constraints, problems are : Problem set: 0 solved, 1 unsolved in 365 ms.
Refiners :[Positive P Invariants (semi-flows): 20/20 constraints, State Equation: 96/96 constraints, ReadFeed: 14/14 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 513ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 12 ms.
Support contains 24 out of 96 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 189/189 transitions.
Graph (trivial) has 37 edges and 96 vertex of which 10 / 96 are part of one of the 5 SCC in 0 ms
Free SCC test removed 5 places
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 91 transition count 176
Reduce places removed 3 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 5 rules applied. Total rules applied 9 place count 88 transition count 174
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 12 place count 86 transition count 173
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 12 place count 86 transition count 169
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 20 place count 82 transition count 169
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 21 place count 81 transition count 168
Iterating global reduction 3 with 1 rules applied. Total rules applied 22 place count 81 transition count 168
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 32 place count 76 transition count 163
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 3 with 11 rules applied. Total rules applied 43 place count 76 transition count 152
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -11
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 47 place count 74 transition count 163
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 4 with 16 rules applied. Total rules applied 63 place count 74 transition count 147
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 64 place count 73 transition count 141
Iterating global reduction 5 with 1 rules applied. Total rules applied 65 place count 73 transition count 141
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 5 with 9 rules applied. Total rules applied 74 place count 73 transition count 132
Free-agglomeration rule applied 6 times.
Iterating global reduction 5 with 6 rules applied. Total rules applied 80 place count 73 transition count 126
Reduce places removed 8 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 12 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 5 with 22 rules applied. Total rules applied 102 place count 65 transition count 112
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 6 with 9 rules applied. Total rules applied 111 place count 65 transition count 103
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 6 with 2 rules applied. Total rules applied 113 place count 65 transition count 101
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 7 with 2 rules applied. Total rules applied 115 place count 63 transition count 101
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 116 place count 63 transition count 101
Applied a total of 116 rules in 24 ms. Remains 63 /96 variables (removed 33) and now considering 101/189 (removed 88) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 63/96 places, 101/189 transitions.
RANDOM walk for 40000 steps (8 resets) in 101 ms. (392 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 116 ms. (341 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2861089 steps, run timeout after 3001 ms. (steps per millisecond=953 ) properties seen :0 out of 1
Probabilistic random walk after 2861089 steps, saw 253775 distinct states, run finished after 3006 ms. (steps per millisecond=951 ) properties seen :0
[2025-06-07 18:37:13] [INFO ] Flow matrix only has 90 transitions (discarded 11 similar events)
// Phase 1: matrix 90 rows 63 cols
[2025-06-07 18:37:13] [INFO ] Computed 18 invariants in 2 ms
[2025-06-07 18:37:13] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 38/62 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 1/63 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 90/153 variables, 63/81 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/153 variables, 11/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/153 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/153 variables, 0/92 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 153/153 variables, and 92 constraints, problems are : Problem set: 0 solved, 1 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 63/63 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 38/62 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:13] [INFO ] Deduced a trap composed of 2 places in 27 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:13] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/62 variables, 2/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/62 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 1/63 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:13] [INFO ] Deduced a trap composed of 6 places in 32 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/63 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/63 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 90/153 variables, 63/84 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 11/95 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/153 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/153 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 0/153 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 153/153 variables, and 96 constraints, problems are : Problem set: 0 solved, 1 unsolved in 245 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 63/63 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 319ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 5 ms.
Support contains 24 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 101/101 transitions.
Applied a total of 0 rules in 3 ms. Remains 63 /63 variables (removed 0) and now considering 101/101 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 63/63 places, 101/101 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 101/101 transitions.
Applied a total of 0 rules in 2 ms. Remains 63 /63 variables (removed 0) and now considering 101/101 (removed 0) transitions.
[2025-06-07 18:37:13] [INFO ] Flow matrix only has 90 transitions (discarded 11 similar events)
[2025-06-07 18:37:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:37:14] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-07 18:37:14] [INFO ] Flow matrix only has 90 transitions (discarded 11 similar events)
[2025-06-07 18:37:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 18:37:14] [INFO ] State equation strengthened by 11 read => feed constraints.
[2025-06-07 18:37:14] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 138 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 18:37:14] [INFO ] Redundant transitions in 3 ms returned []
Running 91 sub problems to find dead transitions.
[2025-06-07 18:37:14] [INFO ] Flow matrix only has 90 transitions (discarded 11 similar events)
[2025-06-07 18:37:14] [INFO ] Invariant cache hit.
[2025-06-07 18:37:14] [INFO ] State equation strengthened by 11 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 4/63 variables, 11/18 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:14] [INFO ] Deduced a trap composed of 2 places in 22 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:14] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:14] [INFO ] Deduced a trap composed of 2 places in 23 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:14] [INFO ] Deduced a trap composed of 6 places in 38 ms of which 2 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/63 variables, 4/22 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 90/153 variables, 63/85 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/153 variables, 11/96 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/153 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (OVERLAPS) 0/153 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 153/153 variables, and 96 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2163 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 63/63 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/59 variables, 4/11 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/59 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (OVERLAPS) 4/63 variables, 11/22 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/63 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (OVERLAPS) 90/153 variables, 63/85 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/153 variables, 11/96 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/153 variables, 91/187 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-07 18:37:17] [INFO ] Deduced a trap along path composed of 2 places in 19 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/153 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/153 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 10 (OVERLAPS) 0/153 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 153/153 variables, and 188 constraints, problems are : Problem set: 0 solved, 91 unsolved in 3056 ms.
Refiners :[Positive P Invariants (semi-flows): 18/18 constraints, State Equation: 63/63 constraints, ReadFeed: 11/11 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 5242ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 5243ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5393 ms. Remains : 63/63 places, 101/101 transitions.
Attempting over-approximation, by ignoring read arcs.
Graph (complete) has 149 edges and 63 vertex of which 60 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 60 transition count 89
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 14 place count 59 transition count 89
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 15 place count 58 transition count 88
Iterating global reduction 2 with 1 rules applied. Total rules applied 16 place count 58 transition count 88
Drop transitions (Redundant composition of simpler transitions.) removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 2 with 8 rules applied. Total rules applied 24 place count 58 transition count 80
Partial Free-agglomeration rule applied 4 times.
Drop transitions (Partial Free agglomeration) removed 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 28 place count 58 transition count 80
Applied a total of 28 rules in 11 ms. Remains 58 /63 variables (removed 5) and now considering 80/101 (removed 21) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 80 rows 58 cols
[2025-06-07 18:37:19] [INFO ] Computed 15 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-07 18:37:19] [INFO ] After 26ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-07 18:37:19] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2025-06-07 18:37:19] [INFO ] After 29ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-07 18:37:19] [INFO ] After 44ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-07 18:37:19] [INFO ] After 89ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2025-06-07 18:37:19] [INFO ] Flatten gal took : 8 ms
[2025-06-07 18:37:19] [INFO ] Flatten gal took : 5 ms
[2025-06-07 18:37:19] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality7639042178557972403.gal : 1 ms
[2025-06-07 18:37:19] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2645804688319082267.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/ReachabilityCardinality7639042178557972403.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2645804688319082267.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/ReachabilityCardinality2645804688319082267.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 6
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :6 after 22
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :22 after 752
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :752 after 4480
Reachability property Champagne-PT-H06T2O-ReachabilityFireability-2025-06 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 33 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,3.13242e+06,0.537578,4608,2,143,10,1479,6,0,311,805,0
Total reachable state count : 3132416

Verifying 1 reachability properties.
Reachability property Champagne-PT-H06T2O-ReachabilityFireability-2025-06 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Champagne-PT-H06T2O-ReachabilityFireability-2025-06,218880,1.4163,4736,2,98,10,1479,7,0,371,805,0
Over-approximation ignoring read arcs solved 0 properties in 1584 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-07 18:37:21] [INFO ] Flatten gal took : 42 ms
[2025-06-07 18:37:21] [INFO ] Applying decomposition
[2025-06-07 18:37:21] [INFO ] Flatten gal took : 30 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/graph15767721730477737844.txt' '-o' '/tmp/graph15767721730477737844.bin' '-w' '/tmp/graph15767721730477737844.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15767721730477737844.bin' '-l' '-1' '-v' '-w' '/tmp/graph15767721730477737844.weights' '-q' '0' '-e' '0.001'
[2025-06-07 18:37:21] [INFO ] Decomposing Gal with order
[2025-06-07 18:37:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-07 18:37:21] [INFO ] Removed a total of 378 redundant transitions.
[2025-06-07 18:37:21] [INFO ] Flatten gal took : 111 ms
[2025-06-07 18:37:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 12 ms.
[2025-06-07 18:37:21] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10122648884879119048.gal : 14 ms
[2025-06-07 18:37:21] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality13579544946105375411.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/ReachabilityCardinality10122648884879119048.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality13579544946105375411.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 ...309
Loading property file /tmp/ReachabilityCardinality13579544946105375411.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 6
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :6 after 307
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :307 after 1.62305e+20
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,1.52388e+31,0.645533,22948,3855,21,36430,456,1083,61246,43,1104,0
Total reachable state count : 15238768443978024875376116760576

Verifying 1 reachability properties.
Reachability property Champagne-PT-H06T2O-ReachabilityFireability-2025-06 is true.
FORMULA Champagne-PT-H06T2O-ReachabilityFireability-2025-06 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
Champagne-PT-H06T2O-ReachabilityFireability-2025-06,1.41518e+17,0.674507,23076,340,17,36430,456,1126,61246,50,1104,6938
All properties solved without resorting to model-checking.
Total runtime 19936 ms.

BK_STOP 1749321442316

--------------------
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
+ [[ ReachabilityFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution ReachabilityFireability -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 ReachabilityFireability -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="Champagne-PT-H06T2O"
export BK_EXAMINATION="ReachabilityFireability"
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 Champagne-PT-H06T2O, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-174931339200071"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Champagne-PT-H06T2O.tgz
mv Champagne-PT-H06T2O execution
cd execution
if [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "UpperBounds" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] || [ "ReachabilityFireability" = "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 [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.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 '' ReachabilityFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityFireability" = "ReachabilityDeadlock" ] || [ "ReachabilityFireability" = "QuasiLiveness" ] || [ "ReachabilityFireability" = "StableMarking" ] || [ "ReachabilityFireability" = "Liveness" ] || [ "ReachabilityFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityFireability"
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 ;