About the Execution of ITS-Tools for BusinessProcesses-PT-03
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 386628.00 | 0.00 | 0.00 | FFFFFTFFFFFFTFTT | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r030-smll-174853813200020.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is BusinessProcesses-PT-03, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r030-smll-174853813200020
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 552K
-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 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 63K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-00
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-01
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-02
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-03
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-04
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-05
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-06
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-07
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-08
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-09
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-10
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-11
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-12
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-13
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-14
FORMULA_NAME BusinessProcesses-PT-03-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748546190208
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BusinessProcesses-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-05-29 19:16:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-29 19:16:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 19:16:33] [INFO ] Load time of PNML (sax parser for PT used): 286 ms
[2025-05-29 19:16:33] [INFO ] Transformed 274 places.
[2025-05-29 19:16:33] [INFO ] Transformed 237 transitions.
[2025-05-29 19:16:33] [INFO ] Found NUPN structural information;
[2025-05-29 19:16:33] [INFO ] Parsed PT model containing 274 places and 237 transitions and 632 arcs in 513 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 23 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 6 formulas.
Deduced a syphon composed of 1 places in 12 ms
Reduce places removed 1 places and 1 transitions.
FORMULA BusinessProcesses-PT-03-LTLFireability-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-03-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-03-LTLFireability-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-03-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-03-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BusinessProcesses-PT-03-LTLFireability-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 35 out of 273 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 273/273 places, 236/236 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 271 transition count 236
Discarding 35 places :
Symmetric choice reduction at 1 with 35 rule applications. Total rules 37 place count 236 transition count 201
Iterating global reduction 1 with 35 rules applied. Total rules applied 72 place count 236 transition count 201
Discarding 17 places :
Symmetric choice reduction at 1 with 17 rule applications. Total rules 89 place count 219 transition count 184
Iterating global reduction 1 with 17 rules applied. Total rules applied 106 place count 219 transition count 184
Applied a total of 106 rules in 146 ms. Remains 219 /273 variables (removed 54) and now considering 184/236 (removed 52) transitions.
// Phase 1: matrix 184 rows 219 cols
[2025-05-29 19:16:34] [INFO ] Computed 41 invariants in 45 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:16:34] [INFO ] Implicit Places using invariants in 648 ms returned []
[2025-05-29 19:16:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:16:35] [INFO ] Implicit Places using invariants and state equation in 740 ms returned []
Implicit Place search using SMT with State Equation took 1470 ms to find 0 implicit places.
Running 183 sub problems to find dead transitions.
[2025-05-29 19:16:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 183 unsolved
At refinement iteration 1 (OVERLAPS) 1/219 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:40] [INFO ] Deduced a trap composed of 9 places in 249 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:41] [INFO ] Deduced a trap composed of 10 places in 108 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:41] [INFO ] Deduced a trap composed of 11 places in 105 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:41] [INFO ] Deduced a trap composed of 12 places in 111 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:41] [INFO ] Deduced a trap composed of 13 places in 130 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:41] [INFO ] Deduced a trap composed of 14 places in 119 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:41] [INFO ] Deduced a trap composed of 15 places in 119 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:41] [INFO ] Deduced a trap composed of 16 places in 121 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:41] [INFO ] Deduced a trap composed of 17 places in 121 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:42] [INFO ] Deduced a trap composed of 19 places in 132 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:42] [INFO ] Deduced a trap composed of 22 places in 118 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:42] [INFO ] Deduced a trap composed of 24 places in 112 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:42] [INFO ] Deduced a trap composed of 19 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:42] [INFO ] Deduced a trap composed of 22 places in 110 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:43] [INFO ] Deduced a trap composed of 18 places in 202 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:43] [INFO ] Deduced a trap composed of 25 places in 169 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:43] [INFO ] Deduced a trap composed of 8 places in 163 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:43] [INFO ] Deduced a trap composed of 14 places in 155 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:43] [INFO ] Deduced a trap composed of 15 places in 123 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:44] [INFO ] Deduced a trap composed of 17 places in 148 ms of which 15 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/219 variables, 20/61 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:45] [INFO ] Deduced a trap composed of 17 places in 107 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:45] [INFO ] Deduced a trap composed of 20 places in 110 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:45] [INFO ] Deduced a trap composed of 20 places in 79 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:45] [INFO ] Deduced a trap composed of 24 places in 77 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:45] [INFO ] Deduced a trap composed of 22 places in 61 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:45] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 6/67 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:48] [INFO ] Deduced a trap composed of 17 places in 138 ms of which 11 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 183 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/219 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 183 unsolved
At refinement iteration 6 (OVERLAPS) 184/403 variables, 219/287 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:55] [INFO ] Deduced a trap composed of 8 places in 130 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:56] [INFO ] Deduced a trap composed of 25 places in 110 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:56] [INFO ] Deduced a trap composed of 11 places in 155 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:56] [INFO ] Deduced a trap composed of 17 places in 116 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:57] [INFO ] Deduced a trap composed of 32 places in 133 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:16:57] [INFO ] Deduced a trap composed of 33 places in 132 ms of which 24 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 6/293 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:03] [INFO ] Deduced a trap along path composed of 3 places in 57 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:03] [INFO ] Deduced a trap along path composed of 5 places in 51 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 2/295 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 403/403 variables, and 295 constraints, problems are : Problem set: 0 solved, 183 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 219/219 constraints, PredecessorRefiner: 183/183 constraints, Known Traps: 33/33 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/218 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 183 unsolved
At refinement iteration 1 (OVERLAPS) 1/219 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 183 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/219 variables, 33/74 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:07] [INFO ] Deduced a trap composed of 28 places in 115 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:07] [INFO ] Deduced a trap composed of 29 places in 98 ms of which 9 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/219 variables, 2/76 constraints. Problems are: Problem set: 0 solved, 183 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/219 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 183 unsolved
At refinement iteration 5 (OVERLAPS) 184/403 variables, 219/295 constraints. Problems are: Problem set: 0 solved, 183 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/403 variables, 183/478 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:13] [INFO ] Deduced a trap composed of 19 places in 102 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:13] [INFO ] Deduced a trap composed of 21 places in 126 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:14] [INFO ] Deduced a trap composed of 18 places in 83 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:14] [INFO ] Deduced a trap composed of 20 places in 109 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:15] [INFO ] Deduced a trap composed of 45 places in 106 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:15] [INFO ] Deduced a trap composed of 45 places in 176 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:15] [INFO ] Deduced a trap composed of 46 places in 128 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:15] [INFO ] Deduced a trap composed of 46 places in 106 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:16] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:17] [INFO ] Deduced a trap composed of 22 places in 105 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:18] [INFO ] Deduced a trap composed of 24 places in 118 ms of which 13 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/403 variables, 11/489 constraints. Problems are: Problem set: 0 solved, 183 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:22] [INFO ] Deduced a trap composed of 12 places in 98 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:25] [INFO ] Deduced a trap composed of 19 places in 78 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:26] [INFO ] Deduced a trap composed of 15 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:26] [INFO ] Deduced a trap composed of 31 places in 100 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:27] [INFO ] Deduced a trap composed of 20 places in 104 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:27] [INFO ] Deduced a trap composed of 30 places in 102 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:27] [INFO ] Deduced a trap composed of 33 places in 86 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:27] [INFO ] Deduced a trap composed of 32 places in 83 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:27] [INFO ] Deduced a trap composed of 37 places in 80 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:27] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:28] [INFO ] Deduced a trap composed of 32 places in 95 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:28] [INFO ] Deduced a trap composed of 31 places in 84 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:28] [INFO ] Deduced a trap composed of 31 places in 91 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:28] [INFO ] Deduced a trap composed of 39 places in 86 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:31] [INFO ] Deduced a trap composed of 31 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:33] [INFO ] Deduced a trap composed of 29 places in 74 ms of which 9 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/403 variables, 16/505 constraints. Problems are: Problem set: 0 solved, 183 unsolved
SMT process timed out in 60201ms, After SMT, problems are : Problem set: 0 solved, 183 unsolved
Search for dead transitions found 0 dead transitions in 60226ms
Starting structural reductions in LTL mode, iteration 1 : 219/273 places, 184/236 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61882 ms. Remains : 219/273 places, 184/236 transitions.
Support contains 35 out of 219 places after structural reductions.
[2025-05-29 19:17:36] [INFO ] Flatten gal took : 65 ms
[2025-05-29 19:17:36] [INFO ] Flatten gal took : 28 ms
[2025-05-29 19:17:36] [INFO ] Input system was already deterministic with 184 transitions.
Reduction of identical properties reduced properties to check from 29 to 28
RANDOM walk for 40000 steps (474 resets) in 1669 ms. (23 steps per ms) remains 4/28 properties
BEST_FIRST walk for 40004 steps (69 resets) in 170 ms. (233 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (88 resets) in 91 ms. (434 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (89 resets) in 99 ms. (400 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (76 resets) in 116 ms. (341 steps per ms) remains 4/4 properties
[2025-05-29 19:17:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 71/83 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 118/201 variables, 29/41 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:37] [INFO ] Deduced a trap composed of 8 places in 69 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:37] [INFO ] Deduced a trap composed of 14 places in 52 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:37] [INFO ] Deduced a trap composed of 16 places in 49 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:37] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 4/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 172/373 variables, 201/246 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:37] [INFO ] Deduced a trap composed of 17 places in 44 ms of which 3 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/373 variables, 1/247 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:37] [INFO ] Deduced a trap along path composed of 3 places in 22 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/373 variables, 1/248 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/373 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp21 is UNSAT
At refinement iteration 10 (OVERLAPS) 27/400 variables, 16/264 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:37] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/400 variables, 1/265 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/400 variables, 0/265 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 3/403 variables, 2/267 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/403 variables, 0/267 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 0/403 variables, 0/267 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 403/403 variables, and 267 constraints, problems are : Problem set: 1 solved, 3 unsolved in 1364 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 219/219 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 2/2 constraints]
Escalating to Integer solving :Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 47/54 variables, 6/6 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/54 variables, 0/6 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 147/201 variables, 35/41 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/201 variables, 5/46 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:38] [INFO ] Deduced a trap composed of 11 places in 53 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:38] [INFO ] Deduced a trap composed of 13 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:38] [INFO ] Deduced a trap composed of 22 places in 40 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:38] [INFO ] Deduced a trap composed of 23 places in 37 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/201 variables, 4/50 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/201 variables, 0/50 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 172/373 variables, 201/251 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/373 variables, 2/253 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:38] [INFO ] Deduced a trap composed of 19 places in 46 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/373 variables, 1/254 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/373 variables, 2/256 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:38] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/373 variables, 1/257 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/373 variables, 0/257 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 13 (OVERLAPS) 27/400 variables, 16/273 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/400 variables, 1/274 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:39] [INFO ] Deduced a trap composed of 13 places in 52 ms of which 7 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/400 variables, 1/275 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:39] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 6 ms to minimize.
At refinement iteration 16 (INCLUDED_ONLY) 0/400 variables, 1/276 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/400 variables, 0/276 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 3/403 variables, 2/278 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/403 variables, 0/278 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 0/403 variables, 0/278 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 403/403 variables, and 278 constraints, problems are : Problem set: 1 solved, 3 unsolved in 1278 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 219/219 constraints, PredecessorRefiner: 3/4 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 3/3 constraints]
After SMT, in 2652ms problems are : Problem set: 1 solved, 3 unsolved
Parikh walk visited 2 properties in 247 ms.
Support contains 2 out of 219 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 219/219 places, 184/184 transitions.
Graph (trivial) has 116 edges and 219 vertex of which 7 / 219 are part of one of the 1 SCC in 3 ms
Free SCC test removed 6 places
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Graph (complete) has 444 edges and 213 vertex of which 212 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 (Trivial Post-Agglo cleanup.) removed 28 transitions
Trivial Post-agglo rules discarded 28 transitions
Performed 28 trivial Post agglomeration. Transition count delta: 28
Iterating post reduction 0 with 28 rules applied. Total rules applied 30 place count 212 transition count 145
Reduce places removed 28 places and 0 transitions.
Iterating post reduction 1 with 28 rules applied. Total rules applied 58 place count 184 transition count 145
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 41 Pre rules applied. Total rules applied 58 place count 184 transition count 104
Deduced a syphon composed of 41 places in 1 ms
Ensure Unique test removed 10 places
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 92 rules applied. Total rules applied 150 place count 133 transition count 104
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 159 place count 124 transition count 95
Iterating global reduction 2 with 9 rules applied. Total rules applied 168 place count 124 transition count 95
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 168 place count 124 transition count 94
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 171 place count 122 transition count 94
Performed 57 Post agglomeration using F-continuation condition.Transition count delta: 57
Deduced a syphon composed of 57 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 58 places and 0 transitions.
Iterating global reduction 2 with 115 rules applied. Total rules applied 286 place count 64 transition count 37
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 287 place count 63 transition count 36
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 288 place count 62 transition count 36
Applied a total of 288 rules in 70 ms. Remains 62 /219 variables (removed 157) and now considering 36/184 (removed 148) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 71 ms. Remains : 62/219 places, 36/184 transitions.
RANDOM walk for 40000 steps (1793 resets) in 659 ms. (60 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40000 steps (1180 resets) in 205 ms. (194 steps per ms) remains 1/1 properties
Probably explored full state space saw : 40 states, properties seen :0
Probabilistic random walk after 88 steps, saw 40 distinct states, run finished after 13 ms. (steps per millisecond=6 ) properties seen :0
Explored full state space saw : 40 states, properties seen :0
Exhaustive walk after 88 steps, saw 40 distinct states, run finished after 2 ms. (steps per millisecond=44 ) properties seen :0
Successfully simplified 2 atomic propositions for a total of 10 simplifications.
Computed a total of 212 stabilizing places and 174 stable transitions
Graph (complete) has 453 edges and 219 vertex of which 218 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.12 ms
FORMULA BusinessProcesses-PT-03-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
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(((p0&&F(p1)) U X(!p0))) U (p2 U X(p3))))'
Support contains 6 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 208 transition count 173
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 208 transition count 173
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 208 transition count 172
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 29 place count 202 transition count 166
Iterating global reduction 1 with 6 rules applied. Total rules applied 35 place count 202 transition count 166
Applied a total of 35 rules in 43 ms. Remains 202 /219 variables (removed 17) and now considering 166/184 (removed 18) transitions.
// Phase 1: matrix 166 rows 202 cols
[2025-05-29 19:17:40] [INFO ] Computed 41 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:17:40] [INFO ] Implicit Places using invariants in 213 ms returned []
[2025-05-29 19:17:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:17:41] [INFO ] Implicit Places using invariants and state equation in 451 ms returned []
Implicit Place search using SMT with State Equation took 667 ms to find 0 implicit places.
Running 165 sub problems to find dead transitions.
[2025-05-29 19:17:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/201 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (OVERLAPS) 1/202 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:44] [INFO ] Deduced a trap composed of 9 places in 126 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:44] [INFO ] Deduced a trap composed of 10 places in 126 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:44] [INFO ] Deduced a trap composed of 11 places in 110 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:44] [INFO ] Deduced a trap composed of 12 places in 132 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:45] [INFO ] Deduced a trap composed of 13 places in 124 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:45] [INFO ] Deduced a trap composed of 14 places in 132 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:45] [INFO ] Deduced a trap composed of 15 places in 140 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:45] [INFO ] Deduced a trap composed of 16 places in 143 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:45] [INFO ] Deduced a trap composed of 17 places in 137 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:45] [INFO ] Deduced a trap composed of 19 places in 127 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:45] [INFO ] Deduced a trap composed of 22 places in 127 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:46] [INFO ] Deduced a trap composed of 24 places in 128 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:46] [INFO ] Deduced a trap composed of 14 places in 129 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:46] [INFO ] Deduced a trap composed of 15 places in 124 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:46] [INFO ] Deduced a trap composed of 16 places in 92 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:46] [INFO ] Deduced a trap composed of 17 places in 109 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:47] [INFO ] Deduced a trap composed of 19 places in 102 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:47] [INFO ] Deduced a trap composed of 23 places in 73 ms of which 6 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/202 variables, 18/59 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/202 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (OVERLAPS) 166/368 variables, 202/261 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:51] [INFO ] Deduced a trap composed of 8 places in 101 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:51] [INFO ] Deduced a trap composed of 8 places in 90 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:52] [INFO ] Deduced a trap composed of 44 places in 101 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:52] [INFO ] Deduced a trap composed of 46 places in 87 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:52] [INFO ] Deduced a trap composed of 23 places in 110 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:52] [INFO ] Deduced a trap composed of 49 places in 94 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:52] [INFO ] Deduced a trap composed of 11 places in 106 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:52] [INFO ] Deduced a trap composed of 17 places in 81 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:53] [INFO ] Deduced a trap composed of 17 places in 77 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:53] [INFO ] Deduced a trap composed of 31 places in 93 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:53] [INFO ] Deduced a trap composed of 32 places in 74 ms of which 12 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/368 variables, 11/272 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:17:56] [INFO ] Deduced a trap along path composed of 3 places in 34 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/368 variables, 1/273 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:01] [INFO ] Deduced a trap composed of 22 places in 115 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:01] [INFO ] Deduced a trap composed of 19 places in 122 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:02] [INFO ] Deduced a trap composed of 15 places in 115 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:02] [INFO ] Deduced a trap composed of 28 places in 103 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:02] [INFO ] Deduced a trap composed of 29 places in 116 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:02] [INFO ] Deduced a trap composed of 30 places in 103 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:02] [INFO ] Deduced a trap composed of 39 places in 78 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:02] [INFO ] Deduced a trap composed of 45 places in 74 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:03] [INFO ] Deduced a trap composed of 46 places in 69 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/368 variables, 9/282 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/368 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:09] [INFO ] Deduced a trap composed of 35 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:09] [INFO ] Deduced a trap composed of 37 places in 88 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:09] [INFO ] Deduced a trap composed of 37 places in 88 ms of which 8 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/368 variables, 3/285 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 368/368 variables, and 285 constraints, problems are : Problem set: 0 solved, 165 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 202/202 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 41/41 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/201 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (OVERLAPS) 1/202 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/202 variables, 41/82 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:12] [INFO ] Deduced a trap composed of 29 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:12] [INFO ] Deduced a trap composed of 37 places in 88 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:13] [INFO ] Deduced a trap composed of 43 places in 101 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:13] [INFO ] Deduced a trap composed of 45 places in 121 ms of which 14 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/202 variables, 4/86 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (OVERLAPS) 166/368 variables, 202/288 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/368 variables, 165/453 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:16] [INFO ] Deduced a trap composed of 13 places in 49 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:16] [INFO ] Deduced a trap composed of 25 places in 100 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:16] [INFO ] Deduced a trap composed of 32 places in 138 ms of which 46 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:16] [INFO ] Deduced a trap composed of 26 places in 172 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:17] [INFO ] Deduced a trap composed of 33 places in 162 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:18] [INFO ] Deduced a trap composed of 15 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:18] [INFO ] Deduced a trap composed of 18 places in 85 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:18] [INFO ] Deduced a trap composed of 22 places in 84 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:18] [INFO ] Deduced a trap composed of 25 places in 84 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:19] [INFO ] Deduced a trap composed of 43 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:19] [INFO ] Deduced a trap composed of 45 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:19] [INFO ] Deduced a trap composed of 45 places in 89 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:21] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/368 variables, 13/466 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:27] [INFO ] Deduced a trap composed of 20 places in 63 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:29] [INFO ] Deduced a trap composed of 26 places in 86 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:29] [INFO ] Deduced a trap composed of 29 places in 91 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:29] [INFO ] Deduced a trap composed of 32 places in 86 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:32] [INFO ] Deduced a trap composed of 14 places in 82 ms of which 10 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/368 variables, 5/471 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:40] [INFO ] Deduced a trap composed of 21 places in 77 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:41] [INFO ] Deduced a trap composed of 29 places in 68 ms of which 12 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 368/368 variables, and 473 constraints, problems are : Problem set: 0 solved, 165 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 202/202 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 65/65 constraints, Known Traps Along Path: 0/1 constraints]
After SMT, in 60074ms problems are : Problem set: 0 solved, 165 unsolved
Search for dead transitions found 0 dead transitions in 60077ms
Starting structural reductions in LTL mode, iteration 1 : 202/219 places, 166/184 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60789 ms. Remains : 202/219 places, 166/184 transitions.
Stuttering acceptance computed with spot in 1051 ms :[(NOT p3), (AND p0 (NOT p3)), (AND p0 (NOT p3)), (NOT p3), (AND p0 (NOT p1) (NOT p3)), (AND p0 (NOT p3)), (AND p0 (NOT p1) (NOT p3)), true, p0, p0, (AND (NOT p1) p0), p0, (NOT p1), (NOT p3), (NOT p3), (AND (NOT p1) (NOT p3)), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-00
Entered a terminal (fully accepting) state of product in 7 steps with 2 reset in 3 ms.
FORMULA BusinessProcesses-PT-03-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BusinessProcesses-PT-03-LTLFireability-00 finished in 61970 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' '!(F(G((X(X(X(X(p0))))||F(p1)))))'
Support contains 5 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Graph (complete) has 453 edges and 219 vertex of which 218 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 25 place count 217 transition count 158
Reduce places removed 24 places and 0 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 1 with 27 rules applied. Total rules applied 52 place count 193 transition count 155
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 55 place count 190 transition count 155
Performed 44 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 44 Pre rules applied. Total rules applied 55 place count 190 transition count 111
Deduced a syphon composed of 44 places in 1 ms
Ensure Unique test removed 10 places
Reduce places removed 54 places and 0 transitions.
Iterating global reduction 3 with 98 rules applied. Total rules applied 153 place count 136 transition count 111
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 163 place count 126 transition count 101
Iterating global reduction 3 with 10 rules applied. Total rules applied 173 place count 126 transition count 101
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 2 rules applied. Total rules applied 175 place count 126 transition count 99
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 176 place count 125 transition count 99
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 176 place count 125 transition count 98
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 3 rules applied. Total rules applied 179 place count 123 transition count 98
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 5 with 113 rules applied. Total rules applied 292 place count 66 transition count 42
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 293 place count 66 transition count 41
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 294 place count 65 transition count 40
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 295 place count 64 transition count 40
Applied a total of 295 rules in 69 ms. Remains 64 /219 variables (removed 155) and now considering 40/184 (removed 144) transitions.
// Phase 1: matrix 40 rows 64 cols
[2025-05-29 19:18:42] [INFO ] Computed 28 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:18:42] [INFO ] Implicit Places using invariants in 103 ms returned []
[2025-05-29 19:18:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:18:43] [INFO ] Implicit Places using invariants and state equation in 214 ms returned [9, 10, 11, 12, 13, 14, 16, 18, 20, 22, 24, 26, 28, 30, 36, 38, 40, 42, 44, 46, 48]
Discarding 21 places :
Implicit Place search using SMT with State Equation took 320 ms to find 21 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 43/219 places, 40/184 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 0 with 5 rules applied. Total rules applied 5 place count 43 transition count 35
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 10 place count 38 transition count 35
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 12 place count 36 transition count 33
Iterating global reduction 2 with 2 rules applied. Total rules applied 14 place count 36 transition count 33
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 15 place count 36 transition count 32
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 16 place count 35 transition count 32
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 22 place count 32 transition count 29
Applied a total of 22 rules in 13 ms. Remains 32 /43 variables (removed 11) and now considering 29/40 (removed 11) transitions.
// Phase 1: matrix 29 rows 32 cols
[2025-05-29 19:18:43] [INFO ] Computed 7 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:18:43] [INFO ] Implicit Places using invariants in 64 ms returned []
[2025-05-29 19:18:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:18:43] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-05-29 19:18:43] [INFO ] Implicit Places using invariants and state equation in 92 ms returned [2]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 161 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 31/219 places, 29/184 transitions.
Applied a total of 0 rules in 2 ms. Remains 31 /31 variables (removed 0) and now considering 29/29 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 569 ms. Remains : 31/219 places, 29/184 transitions.
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-02
Stuttering criterion allowed to conclude after 35 steps with 0 reset in 0 ms.
FORMULA BusinessProcesses-PT-03-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BusinessProcesses-PT-03-LTLFireability-02 finished in 697 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 p1) U (X(X(G(p2)))&&(p2||X(G(p3))))))'
Support contains 4 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 209 transition count 174
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 209 transition count 174
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 209 transition count 173
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 26 place count 204 transition count 168
Iterating global reduction 1 with 5 rules applied. Total rules applied 31 place count 204 transition count 168
Applied a total of 31 rules in 20 ms. Remains 204 /219 variables (removed 15) and now considering 168/184 (removed 16) transitions.
// Phase 1: matrix 168 rows 204 cols
[2025-05-29 19:18:43] [INFO ] Computed 41 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:18:43] [INFO ] Implicit Places using invariants in 157 ms returned []
[2025-05-29 19:18:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:18:44] [INFO ] Implicit Places using invariants and state equation in 570 ms returned []
Implicit Place search using SMT with State Equation took 729 ms to find 0 implicit places.
Running 167 sub problems to find dead transitions.
[2025-05-29 19:18:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/203 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (OVERLAPS) 1/204 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:47] [INFO ] Deduced a trap composed of 9 places in 140 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:47] [INFO ] Deduced a trap composed of 10 places in 122 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:47] [INFO ] Deduced a trap composed of 11 places in 135 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:48] [INFO ] Deduced a trap composed of 12 places in 125 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:48] [INFO ] Deduced a trap composed of 13 places in 122 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:48] [INFO ] Deduced a trap composed of 14 places in 115 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:48] [INFO ] Deduced a trap composed of 15 places in 121 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:48] [INFO ] Deduced a trap composed of 16 places in 131 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:48] [INFO ] Deduced a trap composed of 17 places in 131 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:48] [INFO ] Deduced a trap composed of 19 places in 108 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:48] [INFO ] Deduced a trap composed of 22 places in 129 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:49] [INFO ] Deduced a trap composed of 24 places in 125 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:49] [INFO ] Deduced a trap composed of 14 places in 109 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:49] [INFO ] Deduced a trap composed of 15 places in 106 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:49] [INFO ] Deduced a trap composed of 16 places in 80 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:50] [INFO ] Deduced a trap composed of 17 places in 68 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:50] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:50] [INFO ] Deduced a trap composed of 28 places in 76 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:50] [INFO ] Deduced a trap composed of 29 places in 152 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:50] [INFO ] Deduced a trap composed of 23 places in 99 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 20/61 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:51] [INFO ] Deduced a trap composed of 31 places in 140 ms of which 21 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/204 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:18:54] [INFO ] Deduced a trap composed of 17 places in 142 ms of which 10 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/204 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/204 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (OVERLAPS) 168/372 variables, 204/267 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:00] [INFO ] Deduced a trap composed of 8 places in 140 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:00] [INFO ] Deduced a trap composed of 8 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:00] [INFO ] Deduced a trap composed of 44 places in 128 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:00] [INFO ] Deduced a trap composed of 46 places in 128 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:01] [INFO ] Deduced a trap composed of 23 places in 133 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:01] [INFO ] Deduced a trap composed of 49 places in 106 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:01] [INFO ] Deduced a trap composed of 11 places in 157 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:02] [INFO ] Deduced a trap composed of 17 places in 206 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:02] [INFO ] Deduced a trap composed of 32 places in 115 ms of which 21 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/372 variables, 9/276 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:06] [INFO ] Deduced a trap along path composed of 3 places in 49 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/372 variables, 1/277 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:10] [INFO ] Deduced a trap composed of 29 places in 143 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:10] [INFO ] Deduced a trap composed of 30 places in 130 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:10] [INFO ] Deduced a trap composed of 30 places in 121 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:10] [INFO ] Deduced a trap composed of 37 places in 118 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:10] [INFO ] Deduced a trap composed of 38 places in 140 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:10] [INFO ] Deduced a trap composed of 43 places in 128 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:11] [INFO ] Deduced a trap composed of 44 places in 126 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:11] [INFO ] Deduced a trap composed of 45 places in 117 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:11] [INFO ] Deduced a trap composed of 45 places in 111 ms of which 11 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/372 variables, 9/286 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 372/372 variables, and 286 constraints, problems are : Problem set: 0 solved, 167 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 204/204 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 40/40 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/203 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (OVERLAPS) 1/204 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 40/81 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/204 variables, 0/81 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 168/372 variables, 204/285 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/372 variables, 167/452 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:19] [INFO ] Deduced a trap composed of 18 places in 106 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:19] [INFO ] Deduced a trap composed of 22 places in 164 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:20] [INFO ] Deduced a trap composed of 23 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:20] [INFO ] Deduced a trap composed of 27 places in 86 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:21] [INFO ] Deduced a trap composed of 13 places in 103 ms of which 12 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/372 variables, 5/457 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:26] [INFO ] Deduced a trap composed of 12 places in 87 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:26] [INFO ] Deduced a trap composed of 20 places in 80 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:26] [INFO ] Deduced a trap composed of 21 places in 104 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:27] [INFO ] Deduced a trap composed of 14 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:28] [INFO ] Deduced a trap composed of 33 places in 88 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:30] [INFO ] Deduced a trap composed of 14 places in 72 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:30] [INFO ] Deduced a trap composed of 22 places in 73 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:30] [INFO ] Deduced a trap composed of 26 places in 76 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:31] [INFO ] Deduced a trap composed of 32 places in 100 ms of which 16 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/372 variables, 9/466 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:37] [INFO ] Deduced a trap composed of 11 places in 86 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:38] [INFO ] Deduced a trap composed of 14 places in 88 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:38] [INFO ] Deduced a trap composed of 19 places in 74 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:38] [INFO ] Deduced a trap composed of 23 places in 85 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:38] [INFO ] Deduced a trap composed of 15 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:38] [INFO ] Deduced a trap composed of 26 places in 75 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:40] [INFO ] Deduced a trap composed of 31 places in 69 ms of which 7 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/372 variables, 7/473 constraints. Problems are: Problem set: 0 solved, 167 unsolved
SMT process timed out in 60060ms, After SMT, problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 60062ms
Starting structural reductions in LTL mode, iteration 1 : 204/219 places, 168/184 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60812 ms. Remains : 204/219 places, 168/184 transitions.
Stuttering acceptance computed with spot in 1233 ms :[(NOT p2), (NOT p2), (NOT p3), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p2), true, (AND (NOT p1) (NOT p2)), (AND (NOT p3) (NOT p2)), (NOT p2), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (NOT p1), (AND (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA BusinessProcesses-PT-03-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BusinessProcesses-PT-03-LTLFireability-03 finished in 62103 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 U (p1||G(p0))))))'
Support contains 2 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Graph (trivial) has 116 edges and 219 vertex of which 6 / 219 are part of one of the 1 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 447 edges and 214 vertex of which 213 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 29 transitions
Trivial Post-agglo rules discarded 29 transitions
Performed 29 trivial Post agglomeration. Transition count delta: 29
Iterating post reduction 0 with 29 rules applied. Total rules applied 31 place count 212 transition count 147
Reduce places removed 29 places and 0 transitions.
Iterating post reduction 1 with 29 rules applied. Total rules applied 60 place count 183 transition count 147
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 41 Pre rules applied. Total rules applied 60 place count 183 transition count 106
Deduced a syphon composed of 41 places in 0 ms
Ensure Unique test removed 10 places
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 92 rules applied. Total rules applied 152 place count 132 transition count 106
Discarding 9 places :
Symmetric choice reduction at 2 with 9 rule applications. Total rules 161 place count 123 transition count 97
Iterating global reduction 2 with 9 rules applied. Total rules applied 170 place count 123 transition count 97
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 170 place count 123 transition count 96
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 173 place count 121 transition count 96
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 2 with 113 rules applied. Total rules applied 286 place count 64 transition count 40
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 288 place count 63 transition count 39
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 289 place count 62 transition count 38
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 290 place count 61 transition count 38
Applied a total of 290 rules in 35 ms. Remains 61 /219 variables (removed 158) and now considering 38/184 (removed 146) transitions.
// Phase 1: matrix 38 rows 61 cols
[2025-05-29 19:19:45] [INFO ] Computed 28 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:45] [INFO ] Implicit Places using invariants in 107 ms returned []
[2025-05-29 19:19:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:45] [INFO ] Implicit Places using invariants and state equation in 216 ms returned [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43]
Discarding 28 places :
Implicit Place search using SMT with State Equation took 324 ms to find 28 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 33/219 places, 38/184 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 33 transition count 31
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 26 transition count 31
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 17 place count 23 transition count 28
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 23 transition count 28
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 22 place count 23 transition count 26
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 24 place count 21 transition count 26
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 25 place count 20 transition count 25
Iterating global reduction 4 with 1 rules applied. Total rules applied 26 place count 20 transition count 25
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 32 place count 17 transition count 22
Applied a total of 32 rules in 5 ms. Remains 17 /33 variables (removed 16) and now considering 22/38 (removed 16) transitions.
// Phase 1: matrix 22 rows 17 cols
[2025-05-29 19:19:45] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:45] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-05-29 19:19:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:45] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 17/219 places, 22/184 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 441 ms. Remains : 17/219 places, 22/184 transitions.
Stuttering acceptance computed with spot in 84 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-05
Product exploration explored 100000 steps with 16552 reset in 350 ms.
Product exploration explored 100000 steps with 16491 reset in 189 ms.
Computed a total of 15 stabilizing places and 19 stable transitions
Computed a total of 15 stabilizing places and 19 stable transitions
Detected a total of 15/17 stabilizing places and 19/22 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 6 factoid took 504 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 6904 steps (1346 resets) in 72 ms. (94 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (OR p1 p0))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 742 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 104 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Support contains 2 out of 17 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 17/17 places, 22/22 transitions.
Applied a total of 0 rules in 2 ms. Remains 17 /17 variables (removed 0) and now considering 22/22 (removed 0) transitions.
[2025-05-29 19:19:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:48] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-05-29 19:19:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:48] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 19:19:48] [INFO ] Redundant transitions in 44 ms returned []
Running 18 sub problems to find dead transitions.
[2025-05-29 19:19:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 21/37 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (OVERLAPS) 1/38 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/38 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (OVERLAPS) 0/38 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/39 variables, and 17 constraints, problems are : Problem set: 0 solved, 18 unsolved in 497 ms.
Refiners :[State Equation: 17/17 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/16 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 21/37 variables, 16/16 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/37 variables, 18/34 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/37 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 1/38 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/39 variables, and 35 constraints, problems are : Problem set: 0 solved, 18 unsolved in 558 ms.
Refiners :[State Equation: 17/17 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1062ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 1063ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1204 ms. Remains : 17/17 places, 22/22 transitions.
Computed a total of 15 stabilizing places and 19 stable transitions
Computed a total of 15 stabilizing places and 19 stable transitions
Detected a total of 15/17 stabilizing places and 19/22 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/2 atomic propositions.
Knowledge obtained : [(AND p1 p0), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 6 factoid took 531 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 101 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 9787 steps (1971 resets) in 16 ms. (575 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 p0), (X p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X p0)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (AND (NOT p1) p0)), (X (NOT (AND (NOT p1) p0))), (X p1), (X (NOT p1)), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1))), (F (NOT (OR p1 (NOT p0)))), (F (NOT (OR p1 p0))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 6 factoid took 729 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 97 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 93 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Stuttering acceptance computed with spot in 86 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Product exploration explored 100000 steps with 16858 reset in 88 ms.
Product exploration explored 100000 steps with 16490 reset in 90 ms.
Built C files in :
/tmp/ltsmin11278753070084921707
[2025-05-29 19:19:51] [INFO ] Computing symmetric may disable matrix : 22 transitions.
[2025-05-29 19:19:51] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-29 19:19:51] [INFO ] Computing symmetric may enable matrix : 22 transitions.
[2025-05-29 19:19:51] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-29 19:19:51] [INFO ] Computing Do-Not-Accords matrix : 22 transitions.
[2025-05-29 19:19:51] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-05-29 19:19:51] [INFO ] Built C files in 28ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin11278753070084921707
Running compilation step : cd /tmp/ltsmin11278753070084921707;'/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 387 ms.
Running link step : cd /tmp/ltsmin11278753070084921707;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin11278753070084921707;'/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/stateBased719147180579863239.hoa' '--buchi-type=spotba'
LTSmin run took 111 ms.
FORMULA BusinessProcesses-PT-03-LTLFireability-05 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property BusinessProcesses-PT-03-LTLFireability-05 finished in 6435 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' '!(F(G(p0)))'
Support contains 1 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Graph (trivial) has 120 edges and 219 vertex of which 7 / 219 are part of one of the 1 SCC in 1 ms
Free SCC test removed 6 places
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Graph (complete) has 445 edges and 213 vertex of which 212 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 32 place count 211 transition count 144
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 1 with 30 rules applied. Total rules applied 62 place count 181 transition count 144
Performed 41 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 41 Pre rules applied. Total rules applied 62 place count 181 transition count 103
Deduced a syphon composed of 41 places in 0 ms
Ensure Unique test removed 10 places
Reduce places removed 51 places and 0 transitions.
Iterating global reduction 2 with 92 rules applied. Total rules applied 154 place count 130 transition count 103
Discarding 10 places :
Symmetric choice reduction at 2 with 10 rule applications. Total rules 164 place count 120 transition count 93
Iterating global reduction 2 with 10 rules applied. Total rules applied 174 place count 120 transition count 93
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 174 place count 120 transition count 92
Deduced a syphon composed of 1 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 3 rules applied. Total rules applied 177 place count 118 transition count 92
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: 54
Deduced a syphon composed of 54 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 2 with 109 rules applied. Total rules applied 286 place count 63 transition count 38
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 288 place count 62 transition count 37
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 289 place count 61 transition count 36
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 290 place count 60 transition count 36
Applied a total of 290 rules in 44 ms. Remains 60 /219 variables (removed 159) and now considering 36/184 (removed 148) transitions.
// Phase 1: matrix 36 rows 60 cols
[2025-05-29 19:19:51] [INFO ] Computed 28 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:51] [INFO ] Implicit Places using invariants in 105 ms returned []
[2025-05-29 19:19:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:52] [INFO ] Implicit Places using invariants and state equation in 203 ms returned [15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45]
Discarding 16 places :
Implicit Place search using SMT with State Equation took 310 ms to find 16 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 44/219 places, 36/184 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 44 transition count 29
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 37 transition count 29
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 17 place count 34 transition count 26
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 34 transition count 26
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 22 place count 34 transition count 24
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 24 place count 32 transition count 24
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 30 place count 29 transition count 21
Applied a total of 30 rules in 10 ms. Remains 29 /44 variables (removed 15) and now considering 21/36 (removed 15) transitions.
// Phase 1: matrix 21 rows 29 cols
[2025-05-29 19:19:52] [INFO ] Computed 12 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:52] [INFO ] Implicit Places using invariants in 56 ms returned []
[2025-05-29 19:19:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:52] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-05-29 19:19:52] [INFO ] Implicit Places using invariants and state equation in 119 ms returned [2, 3, 4, 5, 6, 7, 8, 9, 10, 11]
Discarding 10 places :
Implicit Place search using SMT with State Equation took 178 ms to find 10 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 19/219 places, 21/184 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 18 transition count 20
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 18 transition count 20
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 18 transition count 19
Applied a total of 3 rules in 5 ms. Remains 18 /19 variables (removed 1) and now considering 19/21 (removed 2) transitions.
// Phase 1: matrix 19 rows 18 cols
[2025-05-29 19:19:52] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:52] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-05-29 19:19:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:52] [INFO ] State equation strengthened by 2 read => feed constraints.
[2025-05-29 19:19:52] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 18/219 places, 19/184 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 641 ms. Remains : 18/219 places, 19/184 transitions.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-08
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA BusinessProcesses-PT-03-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BusinessProcesses-PT-03-LTLFireability-08 finished in 704 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' '!(F((X(F((p1&&X(F((G(p3)||p2))))))||p0)))'
Support contains 4 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 211 transition count 176
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 211 transition count 176
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 17 place count 211 transition count 175
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 22 place count 206 transition count 170
Iterating global reduction 1 with 5 rules applied. Total rules applied 27 place count 206 transition count 170
Applied a total of 27 rules in 21 ms. Remains 206 /219 variables (removed 13) and now considering 170/184 (removed 14) transitions.
// Phase 1: matrix 170 rows 206 cols
[2025-05-29 19:19:52] [INFO ] Computed 41 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:52] [INFO ] Implicit Places using invariants in 193 ms returned []
[2025-05-29 19:19:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:19:53] [INFO ] Implicit Places using invariants and state equation in 614 ms returned []
Implicit Place search using SMT with State Equation took 809 ms to find 0 implicit places.
Running 169 sub problems to find dead transitions.
[2025-05-29 19:19:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 1 (OVERLAPS) 1/206 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:56] [INFO ] Deduced a trap composed of 9 places in 102 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:57] [INFO ] Deduced a trap composed of 10 places in 99 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:57] [INFO ] Deduced a trap composed of 11 places in 99 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:57] [INFO ] Deduced a trap composed of 12 places in 118 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:57] [INFO ] Deduced a trap composed of 13 places in 130 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:57] [INFO ] Deduced a trap composed of 14 places in 139 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:57] [INFO ] Deduced a trap composed of 15 places in 139 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:57] [INFO ] Deduced a trap composed of 16 places in 134 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:58] [INFO ] Deduced a trap composed of 17 places in 128 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:58] [INFO ] Deduced a trap composed of 19 places in 134 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:58] [INFO ] Deduced a trap composed of 22 places in 135 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:58] [INFO ] Deduced a trap composed of 24 places in 132 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:58] [INFO ] Deduced a trap composed of 25 places in 158 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:59] [INFO ] Deduced a trap composed of 8 places in 149 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:59] [INFO ] Deduced a trap composed of 14 places in 133 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:59] [INFO ] Deduced a trap composed of 15 places in 132 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:59] [INFO ] Deduced a trap composed of 16 places in 116 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:59] [INFO ] Deduced a trap composed of 17 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:19:59] [INFO ] Deduced a trap composed of 20 places in 103 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:00] [INFO ] Deduced a trap composed of 32 places in 133 ms of which 22 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 20/61 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:01] [INFO ] Deduced a trap composed of 28 places in 132 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:01] [INFO ] Deduced a trap composed of 24 places in 73 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:01] [INFO ] Deduced a trap composed of 21 places in 66 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:01] [INFO ] Deduced a trap composed of 23 places in 72 ms of which 3 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 4/65 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 5 (OVERLAPS) 170/376 variables, 206/271 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:06] [INFO ] Deduced a trap composed of 8 places in 107 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:06] [INFO ] Deduced a trap composed of 44 places in 95 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:06] [INFO ] Deduced a trap composed of 44 places in 105 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:06] [INFO ] Deduced a trap composed of 47 places in 95 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:07] [INFO ] Deduced a trap composed of 23 places in 90 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:07] [INFO ] Deduced a trap composed of 50 places in 76 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:07] [INFO ] Deduced a trap composed of 11 places in 141 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:07] [INFO ] Deduced a trap composed of 17 places in 103 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:07] [INFO ] Deduced a trap composed of 17 places in 70 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:08] [INFO ] Deduced a trap composed of 33 places in 105 ms of which 20 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 10/281 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:14] [INFO ] Deduced a trap along path composed of 3 places in 35 ms of which 2 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/376 variables, 1/282 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 376/376 variables, and 282 constraints, problems are : Problem set: 0 solved, 169 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 169/169 constraints, Known Traps: 34/34 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/205 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 1 (OVERLAPS) 1/206 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/206 variables, 34/75 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:24] [INFO ] Deduced a trap composed of 29 places in 137 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:24] [INFO ] Deduced a trap composed of 30 places in 126 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:25] [INFO ] Deduced a trap composed of 29 places in 139 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:25] [INFO ] Deduced a trap composed of 30 places in 136 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:25] [INFO ] Deduced a trap composed of 35 places in 150 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:25] [INFO ] Deduced a trap composed of 36 places in 124 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:25] [INFO ] Deduced a trap composed of 37 places in 114 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:25] [INFO ] Deduced a trap composed of 38 places in 129 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:26] [INFO ] Deduced a trap composed of 39 places in 132 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:26] [INFO ] Deduced a trap composed of 44 places in 122 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:26] [INFO ] Deduced a trap composed of 45 places in 120 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:26] [INFO ] Deduced a trap composed of 46 places in 110 ms of which 14 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/206 variables, 12/87 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/206 variables, 0/87 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 5 (OVERLAPS) 170/376 variables, 206/293 constraints. Problems are: Problem set: 0 solved, 169 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/376 variables, 169/462 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:30] [INFO ] Deduced a trap composed of 39 places in 123 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:30] [INFO ] Deduced a trap composed of 30 places in 110 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:30] [INFO ] Deduced a trap composed of 38 places in 118 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:31] [INFO ] Deduced a trap composed of 13 places in 86 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:31] [INFO ] Deduced a trap composed of 15 places in 97 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:31] [INFO ] Deduced a trap composed of 19 places in 96 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:32] [INFO ] Deduced a trap composed of 22 places in 94 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:32] [INFO ] Deduced a trap composed of 23 places in 80 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:32] [INFO ] Deduced a trap composed of 26 places in 86 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:33] [INFO ] Deduced a trap composed of 31 places in 96 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:33] [INFO ] Deduced a trap composed of 41 places in 118 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:33] [INFO ] Deduced a trap composed of 46 places in 112 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:33] [INFO ] Deduced a trap composed of 31 places in 85 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:33] [INFO ] Deduced a trap composed of 41 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:35] [INFO ] Deduced a trap composed of 36 places in 86 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:35] [INFO ] Deduced a trap composed of 38 places in 75 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/376 variables, 16/478 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:40] [INFO ] Deduced a trap composed of 19 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:41] [INFO ] Deduced a trap composed of 23 places in 80 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:42] [INFO ] Deduced a trap composed of 31 places in 83 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:44] [INFO ] Deduced a trap composed of 28 places in 68 ms of which 10 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/376 variables, 4/482 constraints. Problems are: Problem set: 0 solved, 169 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:51] [INFO ] Deduced a trap composed of 12 places in 91 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:51] [INFO ] Deduced a trap composed of 21 places in 99 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:51] [INFO ] Deduced a trap composed of 24 places in 84 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:51] [INFO ] Deduced a trap composed of 26 places in 74 ms of which 12 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 376/376 variables, and 486 constraints, problems are : Problem set: 0 solved, 169 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 206/206 constraints, PredecessorRefiner: 169/169 constraints, Known Traps: 70/70 constraints, Known Traps Along Path: 0/1 constraints]
After SMT, in 60055ms problems are : Problem set: 0 solved, 169 unsolved
Search for dead transitions found 0 dead transitions in 60055ms
Starting structural reductions in LTL mode, iteration 1 : 206/219 places, 170/184 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60886 ms. Remains : 206/219 places, 170/184 transitions.
Stuttering acceptance computed with spot in 176 ms :[(OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p2) (NOT p3))]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-09
Stuttering criterion allowed to conclude after 144 steps with 0 reset in 1 ms.
FORMULA BusinessProcesses-PT-03-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BusinessProcesses-PT-03-LTLFireability-09 finished in 61090 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 p1))'
Support contains 4 out of 219 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Graph (complete) has 453 edges and 219 vertex of which 218 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 25 transitions
Trivial Post-agglo rules discarded 25 transitions
Performed 25 trivial Post agglomeration. Transition count delta: 25
Iterating post reduction 0 with 25 rules applied. Total rules applied 26 place count 217 transition count 157
Reduce places removed 25 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 27 rules applied. Total rules applied 53 place count 192 transition count 155
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 55 place count 190 transition count 155
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 45 Pre rules applied. Total rules applied 55 place count 190 transition count 110
Deduced a syphon composed of 45 places in 0 ms
Ensure Unique test removed 10 places
Reduce places removed 55 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 155 place count 135 transition count 110
Discarding 10 places :
Symmetric choice reduction at 3 with 10 rule applications. Total rules 165 place count 125 transition count 100
Iterating global reduction 3 with 10 rules applied. Total rules applied 175 place count 125 transition count 100
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 2 rules applied. Total rules applied 177 place count 125 transition count 98
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 178 place count 124 transition count 98
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 178 place count 124 transition count 97
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 3 rules applied. Total rules applied 181 place count 122 transition count 97
Performed 56 Post agglomeration using F-continuation condition.Transition count delta: 56
Deduced a syphon composed of 56 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 57 places and 0 transitions.
Iterating global reduction 5 with 113 rules applied. Total rules applied 294 place count 65 transition count 41
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 295 place count 65 transition count 40
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 296 place count 64 transition count 39
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 297 place count 63 transition count 39
Applied a total of 297 rules in 56 ms. Remains 63 /219 variables (removed 156) and now considering 39/184 (removed 145) transitions.
// Phase 1: matrix 39 rows 63 cols
[2025-05-29 19:20:53] [INFO ] Computed 28 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:20:53] [INFO ] Implicit Places using invariants in 121 ms returned []
[2025-05-29 19:20:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:20:54] [INFO ] Implicit Places using invariants and state equation in 202 ms returned [12, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45]
Discarding 18 places :
Implicit Place search using SMT with State Equation took 329 ms to find 18 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 45/219 places, 39/184 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 45 transition count 32
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 38 transition count 32
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 17 place count 35 transition count 29
Iterating global reduction 2 with 3 rules applied. Total rules applied 20 place count 35 transition count 29
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 22 place count 35 transition count 27
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 24 place count 33 transition count 27
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 28 place count 31 transition count 25
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 29 place count 31 transition count 25
Applied a total of 29 rules in 8 ms. Remains 31 /45 variables (removed 14) and now considering 25/39 (removed 14) transitions.
// Phase 1: matrix 25 rows 31 cols
[2025-05-29 19:20:54] [INFO ] Computed 10 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:20:54] [INFO ] Implicit Places using invariants in 60 ms returned []
[2025-05-29 19:20:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:20:54] [INFO ] State equation strengthened by 11 read => feed constraints.
[2025-05-29 19:20:54] [INFO ] Implicit Places using invariants and state equation in 107 ms returned [2, 4, 5, 8, 9]
Discarding 5 places :
Implicit Place search using SMT with State Equation took 172 ms to find 5 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 26/219 places, 25/184 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 25 transition count 24
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 25 transition count 24
Applied a total of 2 rules in 2 ms. Remains 25 /26 variables (removed 1) and now considering 24/25 (removed 1) transitions.
// Phase 1: matrix 24 rows 25 cols
[2025-05-29 19:20:54] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:20:54] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-05-29 19:20:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:20:54] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-05-29 19:20:54] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 25/219 places, 24/184 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 690 ms. Remains : 25/219 places, 24/184 transitions.
Initial state reduction rules removed 1 formulas.
Stuttering acceptance computed with spot in 69 ms :[true, (NOT p1)]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-10
Entered a terminal (fully accepting) state of product in 0 steps with 0 reset in 0 ms.
FORMULA BusinessProcesses-PT-03-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property BusinessProcesses-PT-03-LTLFireability-10 finished in 775 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||X(p1)))))'
Support contains 2 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 209 transition count 174
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 209 transition count 174
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 21 place count 209 transition count 173
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 26 place count 204 transition count 168
Iterating global reduction 1 with 5 rules applied. Total rules applied 31 place count 204 transition count 168
Applied a total of 31 rules in 14 ms. Remains 204 /219 variables (removed 15) and now considering 168/184 (removed 16) transitions.
// Phase 1: matrix 168 rows 204 cols
[2025-05-29 19:20:54] [INFO ] Computed 41 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:20:54] [INFO ] Implicit Places using invariants in 186 ms returned []
[2025-05-29 19:20:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:20:55] [INFO ] Implicit Places using invariants and state equation in 616 ms returned []
Implicit Place search using SMT with State Equation took 805 ms to find 0 implicit places.
Running 167 sub problems to find dead transitions.
[2025-05-29 19:20:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/203 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (OVERLAPS) 1/204 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:59] [INFO ] Deduced a trap composed of 9 places in 134 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:59] [INFO ] Deduced a trap composed of 10 places in 135 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:59] [INFO ] Deduced a trap composed of 11 places in 129 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:59] [INFO ] Deduced a trap composed of 12 places in 143 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:59] [INFO ] Deduced a trap composed of 13 places in 162 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:20:59] [INFO ] Deduced a trap composed of 14 places in 139 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:00] [INFO ] Deduced a trap composed of 15 places in 147 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:00] [INFO ] Deduced a trap composed of 16 places in 133 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:00] [INFO ] Deduced a trap composed of 17 places in 121 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:00] [INFO ] Deduced a trap composed of 19 places in 133 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:00] [INFO ] Deduced a trap composed of 22 places in 128 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:00] [INFO ] Deduced a trap composed of 24 places in 127 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:01] [INFO ] Deduced a trap composed of 14 places in 131 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:01] [INFO ] Deduced a trap composed of 15 places in 138 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:01] [INFO ] Deduced a trap composed of 16 places in 136 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:01] [INFO ] Deduced a trap composed of 17 places in 120 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:01] [INFO ] Deduced a trap composed of 17 places in 114 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:02] [INFO ] Deduced a trap composed of 19 places in 96 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:02] [INFO ] Deduced a trap composed of 23 places in 64 ms of which 7 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 19/60 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/204 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (OVERLAPS) 168/372 variables, 204/264 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:07] [INFO ] Deduced a trap composed of 8 places in 150 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:07] [INFO ] Deduced a trap composed of 8 places in 110 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:07] [INFO ] Deduced a trap composed of 44 places in 110 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:08] [INFO ] Deduced a trap composed of 46 places in 93 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:08] [INFO ] Deduced a trap composed of 23 places in 120 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:08] [INFO ] Deduced a trap composed of 49 places in 96 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:08] [INFO ] Deduced a trap composed of 11 places in 137 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:09] [INFO ] Deduced a trap composed of 17 places in 95 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:09] [INFO ] Deduced a trap composed of 31 places in 107 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:09] [INFO ] Deduced a trap composed of 32 places in 118 ms of which 20 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/372 variables, 10/274 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:13] [INFO ] Deduced a trap along path composed of 3 places in 33 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/372 variables, 1/275 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/372 variables, 0/275 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:22] [INFO ] Deduced a trap composed of 23 places in 123 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:23] [INFO ] Deduced a trap composed of 26 places in 102 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:23] [INFO ] Deduced a trap composed of 25 places in 99 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:23] [INFO ] Deduced a trap composed of 28 places in 121 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:23] [INFO ] Deduced a trap composed of 29 places in 120 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:23] [INFO ] Deduced a trap composed of 30 places in 108 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:23] [INFO ] Deduced a trap composed of 38 places in 130 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:23] [INFO ] Deduced a trap composed of 43 places in 115 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:24] [INFO ] Deduced a trap composed of 44 places in 108 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:24] [INFO ] Deduced a trap composed of 45 places in 108 ms of which 13 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/372 variables, 10/285 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 1.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 1.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 1.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 1.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 1.0)
(s40 0.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 1.0)
(s45 0.0)
(s46 0.0)
(s47 0.0)
(s48 0.0)
(s49 1.0)
(s50 0.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 1.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 0.0)
(s61 0.0)
(s62 1.0)
(s63 0.0)
(s64 0.0)
(s65 0.0)
(s66 1.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 0.0)
(s72 1.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 0.0)
(s78 1.0)
(s79 0.0)
(s80 0.0)
(s81 0.0)
(s82 0.0)
(s83 0.0)
(s84 1.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 0.0)
(s89 1.0)
(s90 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 372/372 variables, and 285 constraints, problems are : Problem set: 0 solved, 167 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 204/204 constraints, PredecessorRefiner: 167/167 constraints, Known Traps: 39/39 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/203 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 1 (OVERLAPS) 1/204 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/204 variables, 39/80 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:26] [INFO ] Deduced a trap composed of 29 places in 65 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:26] [INFO ] Deduced a trap composed of 37 places in 69 ms of which 7 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/204 variables, 2/82 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/204 variables, 0/82 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 5 (OVERLAPS) 168/372 variables, 204/286 constraints. Problems are: Problem set: 0 solved, 167 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/372 variables, 167/453 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:30] [INFO ] Deduced a trap composed of 11 places in 83 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 14 places in 90 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 20 places in 90 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 24 places in 82 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 23 places in 93 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 26 places in 96 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 29 places in 97 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 31 places in 93 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 32 places in 92 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 35 places in 82 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:31] [INFO ] Deduced a trap composed of 38 places in 82 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 41 places in 84 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 41 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 45 places in 79 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 24 places in 85 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 31 places in 77 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 38 places in 81 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 41 places in 77 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 45 places in 80 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:32] [INFO ] Deduced a trap composed of 45 places in 78 ms of which 9 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/372 variables, 20/473 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:35] [INFO ] Deduced a trap composed of 23 places in 79 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:35] [INFO ] Deduced a trap composed of 24 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:35] [INFO ] Deduced a trap composed of 21 places in 41 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:35] [INFO ] Deduced a trap composed of 24 places in 35 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:37] [INFO ] Deduced a trap composed of 30 places in 99 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:37] [INFO ] Deduced a trap composed of 35 places in 97 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:37] [INFO ] Deduced a trap composed of 45 places in 77 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:38] [INFO ] Deduced a trap composed of 27 places in 41 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:39] [INFO ] Deduced a trap composed of 15 places in 52 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/372 variables, 9/482 constraints. Problems are: Problem set: 0 solved, 167 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:44] [INFO ] Deduced a trap composed of 26 places in 84 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:48] [INFO ] Deduced a trap composed of 19 places in 38 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/372 variables, 2/484 constraints. Problems are: Problem set: 0 solved, 167 unsolved
SMT process timed out in 60053ms, After SMT, problems are : Problem set: 0 solved, 167 unsolved
Search for dead transitions found 0 dead transitions in 60054ms
Starting structural reductions in LTL mode, iteration 1 : 204/219 places, 168/184 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60875 ms. Remains : 204/219 places, 168/184 transitions.
Stuttering acceptance computed with spot in 151 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-12
Product exploration explored 100000 steps with 33333 reset in 133 ms.
Product exploration explored 100000 steps with 33333 reset in 141 ms.
Computed a total of 198 stabilizing places and 160 stable transitions
Graph (complete) has 431 edges and 204 vertex of which 203 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.8 ms
Computed a total of 198 stabilizing places and 160 stable transitions
Detected a total of 198/204 stabilizing places and 160/168 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 2/2 atomic propositions.
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT p0))), (X (X p1)), (F (OR (G p0) (G (NOT p0)))), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 14 ms. Reduced automaton from 3 states, 3 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BusinessProcesses-PT-03-LTLFireability-12 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BusinessProcesses-PT-03-LTLFireability-12 finished in 61353 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((G(p0)||F((p1||X(p2))))))'
Support contains 6 out of 219 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 219/219 places, 184/184 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 208 transition count 173
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 208 transition count 173
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 208 transition count 172
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 29 place count 202 transition count 166
Iterating global reduction 1 with 6 rules applied. Total rules applied 35 place count 202 transition count 166
Applied a total of 35 rules in 9 ms. Remains 202 /219 variables (removed 17) and now considering 166/184 (removed 18) transitions.
// Phase 1: matrix 166 rows 202 cols
[2025-05-29 19:21:55] [INFO ] Computed 41 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:21:55] [INFO ] Implicit Places using invariants in 163 ms returned []
[2025-05-29 19:21:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 19:21:56] [INFO ] Implicit Places using invariants and state equation in 397 ms returned []
Implicit Place search using SMT with State Equation took 562 ms to find 0 implicit places.
Running 165 sub problems to find dead transitions.
[2025-05-29 19:21:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/201 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (OVERLAPS) 1/202 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:21:59] [INFO ] Deduced a trap composed of 9 places in 129 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 10 places in 118 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 11 places in 119 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 12 places in 75 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 13 places in 77 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 14 places in 121 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 15 places in 114 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 16 places in 124 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 17 places in 123 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:00] [INFO ] Deduced a trap composed of 19 places in 125 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:01] [INFO ] Deduced a trap composed of 22 places in 116 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:01] [INFO ] Deduced a trap composed of 24 places in 141 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:01] [INFO ] Deduced a trap composed of 14 places in 139 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:01] [INFO ] Deduced a trap composed of 15 places in 144 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:01] [INFO ] Deduced a trap composed of 16 places in 80 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:02] [INFO ] Deduced a trap composed of 17 places in 109 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:02] [INFO ] Deduced a trap composed of 19 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:02] [INFO ] Deduced a trap composed of 23 places in 90 ms of which 8 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/202 variables, 18/59 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/202 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (OVERLAPS) 166/368 variables, 202/261 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:06] [INFO ] Deduced a trap composed of 8 places in 115 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:06] [INFO ] Deduced a trap composed of 8 places in 83 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:06] [INFO ] Deduced a trap composed of 44 places in 95 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:06] [INFO ] Deduced a trap composed of 46 places in 105 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:06] [INFO ] Deduced a trap composed of 23 places in 77 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:06] [INFO ] Deduced a trap composed of 49 places in 79 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:07] [INFO ] Deduced a trap composed of 11 places in 112 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:07] [INFO ] Deduced a trap composed of 17 places in 96 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:07] [INFO ] Deduced a trap composed of 17 places in 86 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:07] [INFO ] Deduced a trap composed of 31 places in 101 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:07] [INFO ] Deduced a trap composed of 32 places in 106 ms of which 19 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/368 variables, 11/272 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:11] [INFO ] Deduced a trap along path composed of 3 places in 34 ms of which 2 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/368 variables, 1/273 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:14] [INFO ] Deduced a trap composed of 22 places in 95 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:14] [INFO ] Deduced a trap composed of 19 places in 95 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:15] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:15] [INFO ] Deduced a trap composed of 28 places in 86 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:15] [INFO ] Deduced a trap composed of 29 places in 130 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:15] [INFO ] Deduced a trap composed of 30 places in 81 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:15] [INFO ] Deduced a trap composed of 39 places in 88 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:15] [INFO ] Deduced a trap composed of 45 places in 78 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:15] [INFO ] Deduced a trap composed of 46 places in 72 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/368 variables, 9/282 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/368 variables, 0/282 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:22] [INFO ] Deduced a trap composed of 35 places in 100 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:22] [INFO ] Deduced a trap composed of 37 places in 123 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:22] [INFO ] Deduced a trap composed of 37 places in 76 ms of which 8 ms to minimize.
At refinement iteration 9 (OVERLAPS) 0/368 variables, 3/285 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 368/368 variables, and 285 constraints, problems are : Problem set: 0 solved, 165 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 41/41 constraints, State Equation: 202/202 constraints, PredecessorRefiner: 165/165 constraints, Known Traps: 41/41 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/201 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 1 (OVERLAPS) 1/202 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/202 variables, 41/82 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:27] [INFO ] Deduced a trap composed of 29 places in 76 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:27] [INFO ] Deduced a trap composed of 37 places in 84 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:27] [INFO ] Deduced a trap composed of 43 places in 79 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:27] [INFO ] Deduced a trap composed of 45 places in 78 ms of which 9 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/202 variables, 4/86 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/202 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 5 (OVERLAPS) 166/368 variables, 202/288 constraints. Problems are: Problem set: 0 solved, 165 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/368 variables, 165/453 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:30] [INFO ] Deduced a trap composed of 13 places in 27 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:30] [INFO ] Deduced a trap composed of 25 places in 68 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:30] [INFO ] Deduced a trap composed of 32 places in 71 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:31] [INFO ] Deduced a trap composed of 26 places in 110 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:31] [INFO ] Deduced a trap composed of 33 places in 102 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:32] [INFO ] Deduced a trap composed of 15 places in 81 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:32] [INFO ] Deduced a trap composed of 18 places in 75 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:32] [INFO ] Deduced a trap composed of 22 places in 75 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:32] [INFO ] Deduced a trap composed of 25 places in 66 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:33] [INFO ] Deduced a trap composed of 43 places in 103 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:33] [INFO ] Deduced a trap composed of 45 places in 83 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:33] [INFO ] Deduced a trap composed of 45 places in 92 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:34] [INFO ] Deduced a trap composed of 19 places in 43 ms of which 5 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/368 variables, 13/466 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:39] [INFO ] Deduced a trap composed of 20 places in 38 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:41] [INFO ] Deduced a trap composed of 26 places in 72 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:41] [INFO ] Deduced a trap composed of 29 places in 77 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:41] [INFO ] Deduced a trap composed of 32 places in 95 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:43] [INFO ] Deduced a trap composed of 14 places in 79 ms of which 13 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/368 variables, 5/471 constraints. Problems are: Problem set: 0 solved, 165 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:50] [INFO ] Deduced a trap composed of 21 places in 84 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:50] [INFO ] Deduced a trap composed of 29 places in 65 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:51] [INFO ] Deduced a trap composed of 31 places in 67 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 19:22:51] [INFO ] Deduced a trap composed of 34 places in 70 ms of which 8 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/368 variables, 4/475 constraints. Problems are: Problem set: 0 solved, 165 unsolved
SMT process timed out in 60041ms, After SMT, problems are : Problem set: 0 solved, 165 unsolved
Search for dead transitions found 0 dead transitions in 60042ms
Starting structural reductions in LTL mode, iteration 1 : 202/219 places, 166/184 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60615 ms. Remains : 202/219 places, 166/184 transitions.
Stuttering acceptance computed with spot in 167 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : BusinessProcesses-PT-03-LTLFireability-14
Product exploration explored 100000 steps with 33333 reset in 88 ms.
Product exploration explored 100000 steps with 33333 reset in 106 ms.
Computed a total of 196 stabilizing places and 158 stable transitions
Graph (complete) has 429 edges and 202 vertex of which 201 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Computed a total of 196 stabilizing places and 158 stable transitions
Detected a total of 196/202 stabilizing places and 158/166 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/3 atomic propositions.
Knowledge obtained : [(AND (NOT p1) p2 (NOT p0)), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (X (X (NOT (AND p0 (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 16 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA BusinessProcesses-PT-03-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property BusinessProcesses-PT-03-LTLFireability-14 finished in 61016 ms.
All properties solved by simple procedures.
Total runtime 383848 ms.
BK_STOP 1748546576836
--------------------
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
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -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 LTLFireability -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="BusinessProcesses-PT-03"
export BK_EXAMINATION="LTLFireability"
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 BusinessProcesses-PT-03, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r030-smll-174853813200020"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/BusinessProcesses-PT-03.tgz
mv BusinessProcesses-PT-03 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;