Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994300427.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)
...............
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is SieveSingleMsgMbox-PT-d1m36, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994300427
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 872K
-rw-r--r-- 1 mcc users 7.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 450K May 29 14:33 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 SieveSingleMsgMbox-PT-d1m36-LTLCardinality-00
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-01
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-02
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-03
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-04
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-05
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-06
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-07
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-08
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-09
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-10
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-11
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-12
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-13
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-14
FORMULA_NAME SieveSingleMsgMbox-PT-d1m36-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749162902683

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d1m36
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-05 22:35:03] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 22:35:03] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 22:35:04] [INFO ] Load time of PNML (sax parser for PT used): 120 ms
[2025-06-05 22:35:04] [INFO ] Transformed 1295 places.
[2025-06-05 22:35:04] [INFO ] Transformed 749 transitions.
[2025-06-05 22:35:04] [INFO ] Parsed PT model containing 1295 places and 749 transitions and 2996 arcs in 223 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 1036 places in 9 ms
Reduce places removed 1036 places and 0 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 4 out of 259 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 259/259 places, 749/749 transitions.
Reduce places removed 17 places and 0 transitions.
Ensure Unique test removed 240 transitions
Reduce isomorphic transitions removed 240 transitions.
Iterating post reduction 0 with 257 rules applied. Total rules applied 257 place count 242 transition count 509
Discarding 61 places :
Symmetric choice reduction at 1 with 61 rule applications. Total rules 318 place count 181 transition count 232
Iterating global reduction 1 with 61 rules applied. Total rules applied 379 place count 181 transition count 232
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 385 place count 181 transition count 226
Discarding 43 places :
Symmetric choice reduction at 2 with 43 rule applications. Total rules 428 place count 138 transition count 183
Iterating global reduction 2 with 43 rules applied. Total rules applied 471 place count 138 transition count 183
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 2 with 15 rules applied. Total rules applied 486 place count 138 transition count 168
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 511 place count 113 transition count 141
Iterating global reduction 3 with 25 rules applied. Total rules applied 536 place count 113 transition count 141
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 3 with 14 rules applied. Total rules applied 550 place count 113 transition count 127
Discarding 7 places :
Symmetric choice reduction at 4 with 7 rule applications. Total rules 557 place count 106 transition count 117
Iterating global reduction 4 with 7 rules applied. Total rules applied 564 place count 106 transition count 117
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 570 place count 100 transition count 111
Iterating global reduction 4 with 6 rules applied. Total rules applied 576 place count 100 transition count 111
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 579 place count 97 transition count 108
Iterating global reduction 4 with 3 rules applied. Total rules applied 582 place count 97 transition count 108
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 583 place count 97 transition count 107
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 585 place count 95 transition count 105
Iterating global reduction 5 with 2 rules applied. Total rules applied 587 place count 95 transition count 105
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 588 place count 94 transition count 104
Iterating global reduction 5 with 1 rules applied. Total rules applied 589 place count 94 transition count 104
Applied a total of 589 rules in 73 ms. Remains 94 /259 variables (removed 165) and now considering 104/749 (removed 645) transitions.
// Phase 1: matrix 104 rows 94 cols
[2025-06-05 22:35:04] [INFO ] Computed 5 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:35:04] [INFO ] Implicit Places using invariants in 232 ms returned []
[2025-06-05 22:35:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:35:04] [INFO ] State equation strengthened by 41 read => feed constraints.
[2025-06-05 22:35:04] [INFO ] Implicit Places using invariants and state equation in 280 ms returned []
Implicit Place search using SMT with State Equation took 541 ms to find 0 implicit places.
Running 103 sub problems to find dead transitions.
[2025-06-05 22:35:04] [INFO ] Invariant cache hit.
[2025-06-05 22:35:04] [INFO ] State equation strengthened by 41 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/93 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/93 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/93 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 3 (OVERLAPS) 1/94 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 103 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:06] [INFO ] Deduced a trap composed of 29 places in 55 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:06] [INFO ] Deduced a trap composed of 29 places in 43 ms of which 5 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 2/7 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 6 (OVERLAPS) 104/198 variables, 94/101 constraints. Problems are: Problem set: 0 solved, 103 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 41/142 constraints. Problems are: Problem set: 0 solved, 103 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:07] [INFO ] Deduced a trap composed of 21 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:07] [INFO ] Deduced a trap composed of 30 places in 52 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:07] [INFO ] Deduced a trap composed of 29 places in 45 ms of which 8 ms to minimize.
Problem TDEAD93 is UNSAT
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 3/145 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/198 variables, 0/145 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 10 (OVERLAPS) 0/198 variables, 0/145 constraints. Problems are: Problem set: 1 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Real declared 198/198 variables, and 145 constraints, problems are : Problem set: 1 solved, 102 unsolved in 5640 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 94/94 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 103/103 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 102 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/92 variables, 0/1 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 2 (OVERLAPS) 2/94 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/94 variables, 3/5 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/94 variables, 5/10 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/94 variables, 0/10 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 6 (OVERLAPS) 104/198 variables, 94/104 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/198 variables, 41/145 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/198 variables, 102/247 constraints. Problems are: Problem set: 1 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:12] [INFO ] Deduced a trap composed of 34 places in 37 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/198 variables, 1/248 constraints. Problems are: Problem set: 1 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:20] [INFO ] Deduced a trap along path composed of 4 places in 30 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:20] [INFO ] Deduced a trap along path composed of 17 places in 32 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/198 variables, 2/250 constraints. Problems are: Problem set: 1 solved, 102 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:24] [INFO ] Deduced a trap composed of 48 places in 47 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/198 variables, 1/251 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/198 variables, 0/251 constraints. Problems are: Problem set: 1 solved, 102 unsolved
At refinement iteration 13 (OVERLAPS) 0/198 variables, 0/251 constraints. Problems are: Problem set: 1 solved, 102 unsolved
No progress, stopping.
After SMT solving in domain Int declared 198/198 variables, and 251 constraints, problems are : Problem set: 1 solved, 102 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 94/94 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 102/103 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 35760ms problems are : Problem set: 1 solved, 102 unsolved
Search for dead transitions found 1 dead transitions in 35772ms
Found 1 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 1 transitions
Dead transitions reduction (with SMT) removed 1 transitions
Starting structural reductions in LTL mode, iteration 1 : 94/259 places, 103/749 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 93 transition count 103
Applied a total of 1 rules in 4 ms. Remains 93 /94 variables (removed 1) and now considering 103/103 (removed 0) transitions.
// Phase 1: matrix 103 rows 93 cols
[2025-06-05 22:35:40] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:35:40] [INFO ] Implicit Places using invariants in 71 ms returned []
[2025-06-05 22:35:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:35:40] [INFO ] State equation strengthened by 41 read => feed constraints.
[2025-06-05 22:35:40] [INFO ] Implicit Places using invariants and state equation in 227 ms returned []
Implicit Place search using SMT with State Equation took 300 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 93/259 places, 103/749 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 36709 ms. Remains : 93/259 places, 103/749 transitions.
Support contains 4 out of 93 places after structural reductions.
[2025-06-05 22:35:41] [INFO ] Flatten gal took : 34 ms
[2025-06-05 22:35:41] [INFO ] Flatten gal took : 10 ms
[2025-06-05 22:35:41] [INFO ] Input system was already deterministic with 103 transitions.
RANDOM walk for 40000 steps (8979 resets) in 1150 ms. (34 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (3948 resets) in 297 ms. (134 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (4153 resets) in 149 ms. (266 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (4211 resets) in 84 ms. (470 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (4146 resets) in 100 ms. (396 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 1143358 steps, run timeout after 3001 ms. (steps per millisecond=380 ) properties seen :2 out of 4
Probabilistic random walk after 1143358 steps, saw 501382 distinct states, run finished after 3006 ms. (steps per millisecond=380 ) properties seen :2
[2025-06-05 22:35:44] [INFO ] Invariant cache hit.
[2025-06-05 22:35:44] [INFO ] State equation strengthened by 41 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
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) 52/54 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 19/73 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 90/163 variables, 73/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/163 variables, 28/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/163 variables, 0/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 33/196 variables, 20/125 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/196 variables, 13/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/196 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 0/196 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 196/196 variables, and 138 constraints, problems are : Problem set: 0 solved, 2 unsolved in 169 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 93/93 constraints, ReadFeed: 41/41 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 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, 2 unsolved
At refinement iteration 1 (OVERLAPS) 52/54 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 19/73 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/73 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 90/163 variables, 73/77 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/163 variables, 28/105 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/163 variables, 1/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/163 variables, 0/106 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 33/196 variables, 20/126 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/196 variables, 13/139 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/196 variables, 1/140 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:45] [INFO ] Deduced a trap along path composed of 10 places in 28 ms of which 1 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/196 variables, 1/141 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/196 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/196 variables, 0/141 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 196/196 variables, and 141 constraints, problems are : Problem set: 0 solved, 2 unsolved in 389 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 93/93 constraints, ReadFeed: 41/41 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 563ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 684 ms.
Support contains 2 out of 93 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 93/93 places, 103/103 transitions.
Graph (complete) has 257 edges and 93 vertex of which 92 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 92 transition count 101
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 91 transition count 100
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 91 transition count 100
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 6 place count 91 transition count 99
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 7 place count 90 transition count 98
Iterating global reduction 2 with 1 rules applied. Total rules applied 8 place count 90 transition count 98
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 9 place count 90 transition count 97
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 10 place count 89 transition count 96
Iterating global reduction 3 with 1 rules applied. Total rules applied 11 place count 89 transition count 96
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 12 place count 88 transition count 95
Iterating global reduction 3 with 1 rules applied. Total rules applied 13 place count 88 transition count 95
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 14 place count 87 transition count 94
Iterating global reduction 3 with 1 rules applied. Total rules applied 15 place count 87 transition count 94
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 16 place count 87 transition count 93
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 17 place count 86 transition count 92
Iterating global reduction 4 with 1 rules applied. Total rules applied 18 place count 86 transition count 92
Applied a total of 18 rules in 23 ms. Remains 86 /93 variables (removed 7) and now considering 92/103 (removed 11) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 86/93 places, 92/103 transitions.
RANDOM walk for 40000 steps (9001 resets) in 135 ms. (294 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (3949 resets) in 65 ms. (606 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (4174 resets) in 79 ms. (500 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 1102477 steps, run timeout after 3001 ms. (steps per millisecond=367 ) properties seen :0 out of 2
Probabilistic random walk after 1102477 steps, saw 502385 distinct states, run finished after 3001 ms. (steps per millisecond=367 ) properties seen :0
// Phase 1: matrix 92 rows 86 cols
[2025-06-05 22:35:49] [INFO ] Computed 3 invariants in 10 ms
[2025-06-05 22:35:49] [INFO ] State equation strengthened by 35 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) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 50/52 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/55 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 65/120 variables, 55/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 31/151 variables, 15/73 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/151 variables, 24/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/151 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 27/178 variables, 16/113 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/178 variables, 11/124 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/178 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/178 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 178/178 variables, and 124 constraints, problems are : Problem set: 0 solved, 2 unsolved in 146 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 35/35 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) 50/52 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/52 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 3/55 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/55 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 65/120 variables, 55/58 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:49] [INFO ] Deduced a trap composed of 25 places in 33 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/120 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/120 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 31/151 variables, 15/74 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/151 variables, 24/98 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/151 variables, 2/100 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/151 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 27/178 variables, 16/116 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/178 variables, 11/127 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:49] [INFO ] Deduced a trap composed of 33 places in 37 ms of which 2 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/178 variables, 1/128 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/178 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/178 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 178/178 variables, and 128 constraints, problems are : Problem set: 0 solved, 2 unsolved in 360 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 521ms problems are : Problem set: 0 solved, 2 unsolved
Parikh walk visited 0 properties in 736 ms.
Support contains 2 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 92/92 transitions.
Applied a total of 0 rules in 5 ms. Remains 86 /86 variables (removed 0) and now considering 92/92 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 86/86 places, 92/92 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 92/92 transitions.
Applied a total of 0 rules in 4 ms. Remains 86 /86 variables (removed 0) and now considering 92/92 (removed 0) transitions.
[2025-06-05 22:35:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:35:50] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-06-05 22:35:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:35:50] [INFO ] State equation strengthened by 35 read => feed constraints.
[2025-06-05 22:35:50] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 198 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:35:50] [INFO ] Redundant transitions in 2 ms returned []
Running 91 sub problems to find dead transitions.
[2025-06-05 22:35:50] [INFO ] Invariant cache hit.
[2025-06-05 22:35:50] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (OVERLAPS) 92/178 variables, 86/89 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 35/124 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 7 (OVERLAPS) 0/178 variables, 0/124 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Real declared 178/178 variables, and 124 constraints, problems are : Problem set: 0 solved, 91 unsolved in 2689 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 0/0 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) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 2 (OVERLAPS) 1/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 4 (OVERLAPS) 92/178 variables, 86/89 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/178 variables, 35/124 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/178 variables, 91/215 constraints. Problems are: Problem set: 0 solved, 91 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:55] [INFO ] Deduced a trap composed of 20 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:55] [INFO ] Deduced a trap composed of 33 places in 32 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:35:55] [INFO ] Deduced a trap composed of 45 places in 36 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/178 variables, 3/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/178 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
At refinement iteration 9 (OVERLAPS) 0/178 variables, 0/218 constraints. Problems are: Problem set: 0 solved, 91 unsolved
No progress, stopping.
After SMT solving in domain Int declared 178/178 variables, and 218 constraints, problems are : Problem set: 0 solved, 91 unsolved in 14645 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 86/86 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 91/91 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 17382ms problems are : Problem set: 0 solved, 91 unsolved
Search for dead transitions found 0 dead transitions in 17383ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17593 ms. Remains : 86/86 places, 92/92 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 86 transition count 84
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 80 transition count 84
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 15 Pre rules applied. Total rules applied 14 place count 80 transition count 69
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 44 place count 65 transition count 69
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 2 with 10 rules applied. Total rules applied 54 place count 60 transition count 64
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 56 place count 59 transition count 64
Applied a total of 56 rules in 18 ms. Remains 59 /86 variables (removed 27) and now considering 64/92 (removed 28) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 64 rows 59 cols
[2025-06-05 22:36:08] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 22:36:08] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 22:36:08] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-05 22:36:08] [INFO ] After 65ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 22:36:08] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 22:36:08] [INFO ] [Nat]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 22:36:08] [INFO ] After 28ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:08] [INFO ] Deduced a trap composed of 12 places in 32 ms of which 2 ms to minimize.
[2025-06-05 22:36:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 41 ms
TRAPS : Iteration 1
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:08] [INFO ] Deduced a trap composed of 29 places in 33 ms of which 2 ms to minimize.
[2025-06-05 22:36:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 68 ms
TRAPS : Iteration 2
[2025-06-05 22:36:08] [INFO ] After 265ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-05 22:36:08] [INFO ] After 309ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Over-approximation ignoring read arcs solved 0 properties in 407 ms.
Computed a total of 23 stabilizing places and 29 stable transitions
Graph (complete) has 291 edges and 93 vertex of which 92 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U G(!p0)))'
Support contains 1 out of 93 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 93/93 places, 103/103 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 91 transition count 101
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 91 transition count 101
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 91 transition count 100
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 7 place count 89 transition count 98
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 89 transition count 98
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 11 place count 89 transition count 96
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 13 place count 87 transition count 94
Iterating global reduction 2 with 2 rules applied. Total rules applied 15 place count 87 transition count 94
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 17 place count 85 transition count 92
Iterating global reduction 2 with 2 rules applied. Total rules applied 19 place count 85 transition count 92
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 21 place count 83 transition count 89
Iterating global reduction 2 with 2 rules applied. Total rules applied 23 place count 83 transition count 89
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 24 place count 83 transition count 88
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 26 place count 81 transition count 86
Iterating global reduction 3 with 2 rules applied. Total rules applied 28 place count 81 transition count 86
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 29 place count 80 transition count 85
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 80 transition count 85
Applied a total of 30 rules in 17 ms. Remains 80 /93 variables (removed 13) and now considering 85/103 (removed 18) transitions.
// Phase 1: matrix 85 rows 80 cols
[2025-06-05 22:36:08] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:36:08] [INFO ] Implicit Places using invariants in 52 ms returned []
[2025-06-05 22:36:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:36:08] [INFO ] State equation strengthened by 34 read => feed constraints.
[2025-06-05 22:36:08] [INFO ] Implicit Places using invariants and state equation in 167 ms returned []
Implicit Place search using SMT with State Equation took 222 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:36:08] [INFO ] Redundant transitions in 2 ms returned []
Running 84 sub problems to find dead transitions.
[2025-06-05 22:36:08] [INFO ] Invariant cache hit.
[2025-06-05 22:36:08] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 1/80 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (OVERLAPS) 85/165 variables, 80/84 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 34/118 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:10] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (OVERLAPS) 0/165 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 119 constraints, problems are : Problem set: 0 solved, 84 unsolved in 4737 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 1/80 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 85/165 variables, 80/85 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 34/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 84/203 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:18] [INFO ] Deduced a trap along path composed of 17 places in 30 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (OVERLAPS) 0/165 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 204 constraints, problems are : Problem set: 0 solved, 84 unsolved in 15109 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 19887ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 19887ms
Starting structural reductions in SI_LTL mode, iteration 1 : 80/93 places, 85/103 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 20135 ms. Remains : 80/93 places, 85/103 transitions.
Stuttering acceptance computed with spot in 223 ms :[p0, true, p0]
Running random walk in product with property : SieveSingleMsgMbox-PT-d1m36-LTLCardinality-00
Product exploration explored 100000 steps with 22344 reset in 259 ms.
Product exploration explored 100000 steps with 22619 reset in 149 ms.
Computed a total of 16 stabilizing places and 20 stable transitions
Graph (complete) has 248 edges and 80 vertex of which 79 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 16 stabilizing places and 20 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 74 ms. Reduced automaton from 3 states, 5 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[true, p0]
RANDOM walk for 40000 steps (8882 resets) in 120 ms. (330 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3923 resets) in 48 ms. (816 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3038155 steps, run timeout after 3001 ms. (steps per millisecond=1012 ) properties seen :0 out of 1
Probabilistic random walk after 3038155 steps, saw 1372927 distinct states, run finished after 3001 ms. (steps per millisecond=1012 ) properties seen :0
[2025-06-05 22:36:32] [INFO ] Invariant cache hit.
[2025-06-05 22:36:32] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 17/62 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 74/136 variables, 62/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 23/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 29/165 variables, 18/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 11/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/165 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 118 constraints, problems are : Problem set: 0 solved, 1 unsolved in 96 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:32] [INFO ] Deduced a trap composed of 33 places in 30 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/41 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 4/45 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 17/62 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/136 variables, 62/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 23/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 29/165 variables, 18/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/165 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/165 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/165 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 210 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 311ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 72 ms.
Support contains 1 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 85/85 transitions.
Graph (complete) has 218 edges and 80 vertex of which 79 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 79 transition count 83
Applied a total of 3 rules in 4 ms. Remains 79 /80 variables (removed 1) and now considering 83/85 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 79/80 places, 83/85 transitions.
RANDOM walk for 40000 steps (8944 resets) in 72 ms. (547 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (4150 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3204953 steps, run timeout after 3001 ms. (steps per millisecond=1067 ) properties seen :0 out of 1
Probabilistic random walk after 3204953 steps, saw 1440135 distinct states, run finished after 3001 ms. (steps per millisecond=1067 ) properties seen :0
// Phase 1: matrix 83 rows 79 cols
[2025-06-05 22:36:35] [INFO ] Computed 3 invariants in 2 ms
[2025-06-05 22:36:35] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/46 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 56/104 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 31/135 variables, 15/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/135 variables, 21/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/135 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 27/162 variables, 16/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/162 variables, 11/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/162 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/162 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 162/162 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:36] [INFO ] Deduced a trap composed of 33 places in 34 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/41 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 5/46 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/48 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 56/104 variables, 48/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 31/135 variables, 15/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/135 variables, 21/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/135 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/135 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 27/162 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/162 variables, 11/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/162 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/162 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 162/162 variables, and 116 constraints, problems are : Problem set: 0 solved, 1 unsolved in 197 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 309ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 71 ms.
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 83/83 transitions.
Applied a total of 0 rules in 4 ms. Remains 79 /79 variables (removed 0) and now considering 83/83 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 79/79 places, 83/83 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 83/83 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 83/83 (removed 0) transitions.
[2025-06-05 22:36:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:36:36] [INFO ] Implicit Places using invariants in 53 ms returned []
[2025-06-05 22:36:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:36:36] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-05 22:36:36] [INFO ] Implicit Places using invariants and state equation in 120 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:36:36] [INFO ] Redundant transitions in 1 ms returned []
Running 82 sub problems to find dead transitions.
[2025-06-05 22:36:36] [INFO ] Invariant cache hit.
[2025-06-05 22:36:36] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 3 (OVERLAPS) 1/79 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 5 (OVERLAPS) 83/162 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 32/114 constraints. Problems are: Problem set: 0 solved, 82 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:37] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 82 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:38] [INFO ] Deduced a trap along path composed of 17 places in 31 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 10 (OVERLAPS) 0/162 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 82 unsolved
No progress, stopping.
After SMT solving in domain Real declared 162/162 variables, and 116 constraints, problems are : Problem set: 0 solved, 82 unsolved in 4453 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 82/82 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 82 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 3 (OVERLAPS) 1/79 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 6 (OVERLAPS) 83/162 variables, 79/83 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 32/115 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 82/197 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/162 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 11 (OVERLAPS) 0/162 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 82 unsolved
No progress, stopping.
After SMT solving in domain Int declared 162/162 variables, and 198 constraints, problems are : Problem set: 0 solved, 82 unsolved in 10754 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 82/82 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 15231ms problems are : Problem set: 0 solved, 82 unsolved
Search for dead transitions found 0 dead transitions in 15232ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15415 ms. Remains : 79/79 places, 83/83 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 79 transition count 75
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 73 transition count 75
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 15 Pre rules applied. Total rules applied 14 place count 73 transition count 60
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 44 place count 58 transition count 60
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 52 place count 54 transition count 56
Applied a total of 52 rules in 15 ms. Remains 54 /79 variables (removed 25) and now considering 56/83 (removed 27) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 56 rows 54 cols
[2025-06-05 22:36:51] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 22:36:51] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 22:36:51] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 22:36:51] [INFO ] After 56ms 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
[2025-06-05 22:36:51] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-05 22:36:51] [INFO ] [Nat]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 22:36:51] [INFO ] After 26ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-05 22:36:51] [INFO ] After 39ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-05 22:36:51] [INFO ] After 79ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 155 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[true, p0]
Stuttering acceptance computed with spot in 62 ms :[true, p0]
Support contains 1 out of 80 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 80/80 places, 85/85 transitions.
Applied a total of 0 rules in 6 ms. Remains 80 /80 variables (removed 0) and now considering 85/85 (removed 0) transitions.
// Phase 1: matrix 85 rows 80 cols
[2025-06-05 22:36:52] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:36:52] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-05 22:36:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:36:52] [INFO ] State equation strengthened by 34 read => feed constraints.
[2025-06-05 22:36:52] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:36:52] [INFO ] Redundant transitions in 1 ms returned []
Running 84 sub problems to find dead transitions.
[2025-06-05 22:36:52] [INFO ] Invariant cache hit.
[2025-06-05 22:36:52] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 1/80 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (OVERLAPS) 85/165 variables, 80/84 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 34/118 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:36:53] [INFO ] Deduced a trap composed of 21 places in 29 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (OVERLAPS) 0/165 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 119 constraints, problems are : Problem set: 0 solved, 84 unsolved in 4771 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 1/80 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 85/165 variables, 80/85 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 34/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 84/203 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:01] [INFO ] Deduced a trap along path composed of 17 places in 28 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (OVERLAPS) 0/165 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 204 constraints, problems are : Problem set: 0 solved, 84 unsolved in 15034 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 19828ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 19829ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 20065 ms. Remains : 80/80 places, 85/85 transitions.
Computed a total of 16 stabilizing places and 20 stable transitions
Graph (complete) has 248 edges and 80 vertex of which 79 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Computed a total of 16 stabilizing places and 20 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 72 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[true, p0]
RANDOM walk for 40000 steps (9005 resets) in 67 ms. (588 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (3910 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2797392 steps, run timeout after 3001 ms. (steps per millisecond=932 ) properties seen :0 out of 1
Probabilistic random walk after 2797392 steps, saw 1265993 distinct states, run finished after 3001 ms. (steps per millisecond=932 ) properties seen :0
[2025-06-05 22:37:15] [INFO ] Invariant cache hit.
[2025-06-05 22:37:15] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 4/45 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/45 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 17/62 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/62 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 74/136 variables, 62/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/136 variables, 23/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 29/165 variables, 18/107 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/165 variables, 11/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (OVERLAPS) 0/165 variables, 0/118 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 118 constraints, problems are : Problem set: 0 solved, 1 unsolved in 93 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 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 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:15] [INFO ] Deduced a trap composed of 33 places in 29 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/41 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 4/45 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/45 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 17/62 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/62 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 74/136 variables, 62/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/136 variables, 23/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/136 variables, 0/90 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (OVERLAPS) 29/165 variables, 18/108 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/165 variables, 11/119 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/165 variables, 1/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/165 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/165 variables, 0/120 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 120 constraints, problems are : Problem set: 0 solved, 1 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 313ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 74 ms.
Support contains 1 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 85/85 transitions.
Graph (complete) has 218 edges and 80 vertex of which 79 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 79 transition count 83
Applied a total of 3 rules in 4 ms. Remains 79 /80 variables (removed 1) and now considering 83/85 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 79/80 places, 83/85 transitions.
RANDOM walk for 40000 steps (8851 resets) in 61 ms. (645 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (3970 resets) in 31 ms. (1250 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 2886351 steps, run timeout after 3001 ms. (steps per millisecond=961 ) properties seen :0 out of 1
Probabilistic random walk after 2886351 steps, saw 1299853 distinct states, run finished after 3001 ms. (steps per millisecond=961 ) properties seen :0
// Phase 1: matrix 83 rows 79 cols
[2025-06-05 22:37:18] [INFO ] Computed 3 invariants in 1 ms
[2025-06-05 22:37:18] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 5/46 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/46 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 2/48 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/48 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 56/104 variables, 48/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/104 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 31/135 variables, 15/66 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/135 variables, 21/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/135 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (OVERLAPS) 27/162 variables, 16/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/162 variables, 11/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/162 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (OVERLAPS) 0/162 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 162/162 variables, and 114 constraints, problems are : Problem set: 0 solved, 1 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 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) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 40/41 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:18] [INFO ] Deduced a trap composed of 33 places in 38 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/41 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/41 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 5/46 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/46 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/48 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/48 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 56/104 variables, 48/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/104 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 31/135 variables, 15/67 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/135 variables, 21/88 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/135 variables, 1/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/135 variables, 0/89 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 14 (OVERLAPS) 27/162 variables, 16/105 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/162 variables, 11/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/162 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 17 (OVERLAPS) 0/162 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 162/162 variables, and 116 constraints, problems are : Problem set: 0 solved, 1 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 310ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 71 ms.
Support contains 1 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 83/83 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 83/83 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 79/79 places, 83/83 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 83/83 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 83/83 (removed 0) transitions.
[2025-06-05 22:37:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:37:19] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-05 22:37:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:37:19] [INFO ] State equation strengthened by 32 read => feed constraints.
[2025-06-05 22:37:19] [INFO ] Implicit Places using invariants and state equation in 118 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:37:19] [INFO ] Redundant transitions in 4 ms returned []
Running 82 sub problems to find dead transitions.
[2025-06-05 22:37:19] [INFO ] Invariant cache hit.
[2025-06-05 22:37:19] [INFO ] State equation strengthened by 32 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 3 (OVERLAPS) 1/79 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 5 (OVERLAPS) 83/162 variables, 79/82 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/162 variables, 32/114 constraints. Problems are: Problem set: 0 solved, 82 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:20] [INFO ] Deduced a trap composed of 20 places in 36 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 1/115 constraints. Problems are: Problem set: 0 solved, 82 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:21] [INFO ] Deduced a trap along path composed of 17 places in 31 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 1/116 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 10 (OVERLAPS) 0/162 variables, 0/116 constraints. Problems are: Problem set: 0 solved, 82 unsolved
No progress, stopping.
After SMT solving in domain Real declared 162/162 variables, and 116 constraints, problems are : Problem set: 0 solved, 82 unsolved in 4441 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 82/82 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 82 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/78 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/78 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 3 (OVERLAPS) 1/79 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/79 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 6 (OVERLAPS) 83/162 variables, 79/83 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/162 variables, 32/115 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/162 variables, 82/197 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/162 variables, 1/198 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/162 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 82 unsolved
At refinement iteration 11 (OVERLAPS) 0/162 variables, 0/198 constraints. Problems are: Problem set: 0 solved, 82 unsolved
No progress, stopping.
After SMT solving in domain Int declared 162/162 variables, and 198 constraints, problems are : Problem set: 0 solved, 82 unsolved in 10752 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 79/79 constraints, ReadFeed: 32/32 constraints, PredecessorRefiner: 82/82 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 15216ms problems are : Problem set: 0 solved, 82 unsolved
Search for dead transitions found 0 dead transitions in 15217ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15406 ms. Remains : 79/79 places, 83/83 transitions.
Attempting over-approximation, by ignoring read arcs.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 79 transition count 75
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 73 transition count 75
Performed 15 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 15 Pre rules applied. Total rules applied 14 place count 73 transition count 60
Deduced a syphon composed of 15 places in 0 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 2 with 30 rules applied. Total rules applied 44 place count 58 transition count 60
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 52 place count 54 transition count 56
Applied a total of 52 rules in 15 ms. Remains 54 /79 variables (removed 25) and now considering 56/83 (removed 27) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 56 rows 54 cols
[2025-06-05 22:37:34] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-05 22:37:34] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 22:37:34] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 22:37:34] [INFO ] After 50ms 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
[2025-06-05 22:37:34] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-05 22:37:34] [INFO ] [Nat]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-05 22:37:34] [INFO ] After 26ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
TRAPS : Iteration 0
[2025-06-05 22:37:34] [INFO ] After 40ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
[2025-06-05 22:37:34] [INFO ] After 88ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Over-approximation ignoring read arcs solved 0 properties in 157 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 85 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[true, p0]
Stuttering acceptance computed with spot in 46 ms :[true, p0]
Stuttering acceptance computed with spot in 60 ms :[true, p0]
Product exploration explored 100000 steps with 22270 reset in 96 ms.
Product exploration explored 100000 steps with 22417 reset in 100 ms.
Built C files in :
/tmp/ltsmin4412359647315446972
[2025-06-05 22:37:35] [INFO ] Computing symmetric may disable matrix : 85 transitions.
[2025-06-05 22:37:35] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 22:37:35] [INFO ] Computing symmetric may enable matrix : 85 transitions.
[2025-06-05 22:37:35] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 22:37:35] [INFO ] Computing Do-Not-Accords matrix : 85 transitions.
[2025-06-05 22:37:35] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-05 22:37:35] [INFO ] Built C files in 22ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4412359647315446972
Running compilation step : cd /tmp/ltsmin4412359647315446972;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 281 ms.
Running link step : cd /tmp/ltsmin4412359647315446972;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin4412359647315446972;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased6931727527193063977.hoa' '--buchi-type=spotba'
LTSmin run took 600 ms.
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-00 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property SieveSingleMsgMbox-PT-d1m36-LTLCardinality-00 finished in 87624 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 93 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 93/93 places, 103/103 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 91 transition count 101
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 91 transition count 101
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 91 transition count 100
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 7 place count 89 transition count 98
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 89 transition count 98
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 11 place count 89 transition count 96
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 13 place count 87 transition count 94
Iterating global reduction 2 with 2 rules applied. Total rules applied 15 place count 87 transition count 94
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 17 place count 85 transition count 92
Iterating global reduction 2 with 2 rules applied. Total rules applied 19 place count 85 transition count 92
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 21 place count 83 transition count 89
Iterating global reduction 2 with 2 rules applied. Total rules applied 23 place count 83 transition count 89
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 24 place count 83 transition count 88
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 26 place count 81 transition count 86
Iterating global reduction 3 with 2 rules applied. Total rules applied 28 place count 81 transition count 86
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 29 place count 80 transition count 85
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 80 transition count 85
Applied a total of 30 rules in 18 ms. Remains 80 /93 variables (removed 13) and now considering 85/103 (removed 18) transitions.
// Phase 1: matrix 85 rows 80 cols
[2025-06-05 22:37:36] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:37:36] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-05 22:37:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:37:36] [INFO ] State equation strengthened by 34 read => feed constraints.
[2025-06-05 22:37:36] [INFO ] Implicit Places using invariants and state equation in 139 ms returned []
Implicit Place search using SMT with State Equation took 195 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-05 22:37:36] [INFO ] Redundant transitions in 1 ms returned []
Running 84 sub problems to find dead transitions.
[2025-06-05 22:37:36] [INFO ] Invariant cache hit.
[2025-06-05 22:37:36] [INFO ] State equation strengthened by 34 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 1/80 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (OVERLAPS) 85/165 variables, 80/84 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/165 variables, 34/118 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:37] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 1/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 9 (OVERLAPS) 0/165 variables, 0/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Real declared 165/165 variables, and 119 constraints, problems are : Problem set: 0 solved, 84 unsolved in 4887 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/79 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/79 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/79 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 3 (OVERLAPS) 1/80 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/80 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 6 (OVERLAPS) 85/165 variables, 80/85 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/165 variables, 34/119 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/165 variables, 84/203 constraints. Problems are: Problem set: 0 solved, 84 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:37:45] [INFO ] Deduced a trap along path composed of 17 places in 30 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/165 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/165 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
At refinement iteration 11 (OVERLAPS) 0/165 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 84 unsolved
No progress, stopping.
After SMT solving in domain Int declared 165/165 variables, and 204 constraints, problems are : Problem set: 0 solved, 84 unsolved in 15101 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 80/80 constraints, ReadFeed: 34/34 constraints, PredecessorRefiner: 84/84 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 20010ms problems are : Problem set: 0 solved, 84 unsolved
Search for dead transitions found 0 dead transitions in 20010ms
Starting structural reductions in SI_LTL mode, iteration 1 : 80/93 places, 85/103 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 20233 ms. Remains : 80/93 places, 85/103 transitions.
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d1m36-LTLCardinality-03
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d1m36-LTLCardinality-03 finished in 20342 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 1 out of 93 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 93/93 places, 103/103 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 92 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 92 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 91 transition count 101
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 91 transition count 101
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 91 transition count 100
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 6 place count 90 transition count 99
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 90 transition count 99
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 8 place count 89 transition count 98
Iterating global reduction 1 with 1 rules applied. Total rules applied 9 place count 89 transition count 98
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 10 place count 88 transition count 96
Iterating global reduction 1 with 1 rules applied. Total rules applied 11 place count 88 transition count 96
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 12 place count 87 transition count 95
Iterating global reduction 1 with 1 rules applied. Total rules applied 13 place count 87 transition count 95
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 14 place count 86 transition count 94
Iterating global reduction 1 with 1 rules applied. Total rules applied 15 place count 86 transition count 94
Applied a total of 15 rules in 6 ms. Remains 86 /93 variables (removed 7) and now considering 94/103 (removed 9) transitions.
// Phase 1: matrix 94 rows 86 cols
[2025-06-05 22:37:56] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:37:56] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-05 22:37:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:37:56] [INFO ] State equation strengthened by 38 read => feed constraints.
[2025-06-05 22:37:56] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 210 ms to find 0 implicit places.
Running 93 sub problems to find dead transitions.
[2025-06-05 22:37:56] [INFO ] Invariant cache hit.
[2025-06-05 22:37:56] [INFO ] State equation strengthened by 38 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/85 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (OVERLAPS) 1/86 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (OVERLAPS) 94/180 variables, 86/90 constraints. Problems are: Problem set: 0 solved, 93 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 38/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 8 (OVERLAPS) 0/180 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Real declared 180/180 variables, and 128 constraints, problems are : Problem set: 0 solved, 93 unsolved in 3090 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 86/86 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/85 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (OVERLAPS) 1/86 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/86 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (OVERLAPS) 94/180 variables, 86/90 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/180 variables, 38/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/180 variables, 93/221 constraints. Problems are: Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:01] [INFO ] Deduced a trap composed of 21 places in 40 ms of which 3 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/180 variables, 1/222 constraints. Problems are: Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:04] [INFO ] Deduced a trap along path composed of 17 places in 29 ms of which 0 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/180 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/180 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:14] [INFO ] Deduced a trap along path composed of 10 places in 24 ms of which 1 ms to minimize.
At refinement iteration 11 (OVERLAPS) 0/180 variables, 1/224 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/180 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 13 (OVERLAPS) 0/180 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Int declared 180/180 variables, and 224 constraints, problems are : Problem set: 0 solved, 93 unsolved in 26893 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 86/86 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 30011ms problems are : Problem set: 0 solved, 93 unsolved
Search for dead transitions found 0 dead transitions in 30011ms
Starting structural reductions in LTL mode, iteration 1 : 86/93 places, 94/103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 30228 ms. Remains : 86/93 places, 94/103 transitions.
Stuttering acceptance computed with spot in 161 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d1m36-LTLCardinality-06
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 1 ms.
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SieveSingleMsgMbox-PT-d1m36-LTLCardinality-06 finished in 30402 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 93 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 93/93 places, 103/103 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 92 transition count 102
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 92 transition count 102
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 92 transition count 101
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 91 transition count 100
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 91 transition count 100
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 6 place count 91 transition count 99
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 7 place count 90 transition count 98
Iterating global reduction 2 with 1 rules applied. Total rules applied 8 place count 90 transition count 98
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 9 place count 89 transition count 97
Iterating global reduction 2 with 1 rules applied. Total rules applied 10 place count 89 transition count 97
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 11 place count 88 transition count 96
Iterating global reduction 2 with 1 rules applied. Total rules applied 12 place count 88 transition count 96
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13 place count 88 transition count 95
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 14 place count 87 transition count 94
Iterating global reduction 3 with 1 rules applied. Total rules applied 15 place count 87 transition count 94
Applied a total of 15 rules in 9 ms. Remains 87 /93 variables (removed 6) and now considering 94/103 (removed 9) transitions.
// Phase 1: matrix 94 rows 87 cols
[2025-06-05 22:38:26] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:38:26] [INFO ] Implicit Places using invariants in 58 ms returned []
[2025-06-05 22:38:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 22:38:26] [INFO ] State equation strengthened by 37 read => feed constraints.
[2025-06-05 22:38:27] [INFO ] Implicit Places using invariants and state equation in 172 ms returned []
Implicit Place search using SMT with State Equation took 231 ms to find 0 implicit places.
Running 93 sub problems to find dead transitions.
[2025-06-05 22:38:27] [INFO ] Invariant cache hit.
[2025-06-05 22:38:27] [INFO ] State equation strengthened by 37 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (OVERLAPS) 94/181 variables, 87/91 constraints. Problems are: Problem set: 0 solved, 93 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 37/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 8 (OVERLAPS) 0/181 variables, 0/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Real declared 181/181 variables, and 128 constraints, problems are : Problem set: 0 solved, 93 unsolved in 3336 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/86 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/86 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 3 (OVERLAPS) 1/87 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/87 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 5 (OVERLAPS) 94/181 variables, 87/91 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/181 variables, 37/128 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/181 variables, 93/221 constraints. Problems are: Problem set: 0 solved, 93 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:32] [INFO ] Deduced a trap composed of 34 places in 38 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 22:38:32] [INFO ] Deduced a trap composed of 21 places in 31 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/181 variables, 2/223 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/181 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 93 unsolved
At refinement iteration 10 (OVERLAPS) 0/181 variables, 0/223 constraints. Problems are: Problem set: 0 solved, 93 unsolved
No progress, stopping.
After SMT solving in domain Int declared 181/181 variables, and 223 constraints, problems are : Problem set: 0 solved, 93 unsolved in 11578 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 87/87 constraints, ReadFeed: 37/37 constraints, PredecessorRefiner: 93/93 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 14943ms problems are : Problem set: 0 solved, 93 unsolved
Search for dead transitions found 0 dead transitions in 14943ms
Starting structural reductions in LTL mode, iteration 1 : 87/93 places, 94/103 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 15184 ms. Remains : 87/93 places, 94/103 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : SieveSingleMsgMbox-PT-d1m36-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 205 ms.
Product exploration explored 100000 steps with 50000 reset in 171 ms.
Computed a total of 23 stabilizing places and 29 stable transitions
Graph (complete) has 271 edges and 87 vertex of which 86 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 23 stabilizing places and 29 stable transitions
Detected a total of 23/87 stabilizing places and 29/94 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/1 atomic propositions.
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 20 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SieveSingleMsgMbox-PT-d1m36-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SieveSingleMsgMbox-PT-d1m36-LTLCardinality-08 finished in 15677 ms.
All properties solved by simple procedures.
Total runtime 218685 ms.

BK_STOP 1749163122541

--------------------
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
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -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 LTLCardinality -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="SieveSingleMsgMbox-PT-d1m36"
export BK_EXAMINATION="LTLCardinality"
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 SieveSingleMsgMbox-PT-d1m36, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994300427"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d1m36.tgz
mv SieveSingleMsgMbox-PT-d1m36 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;