fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r212-tall-174901995200876
Last Updated
June 24, 2025

About the Execution of ITS-Tools for Solitaire-PT-SqrCT5x5

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 137798.00 0.00 0.00 FTFFFTFFFFFTFFTF normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901995200876.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is Solitaire-PT-SqrCT5x5, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901995200876
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 7.2K 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 6.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:33 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 106K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 77K 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 14:33 equiv_col
-rw-r--r-- 1 mcc users 9 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 76K May 29 14:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-00
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-01
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-02
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-03
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-04
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-05
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-06
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-07
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-08
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-09
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-10
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-11
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-12
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-13
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-14
FORMULA_NAME Solitaire-PT-SqrCT5x5-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1749271863056

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Solitaire-PT-SqrCT5x5
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-07 04:51:04] [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]
[2025-06-07 04:51:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 04:51:04] [INFO ] Load time of PNML (sax parser for PT used): 62 ms
[2025-06-07 04:51:04] [INFO ] Transformed 51 places.
[2025-06-07 04:51:04] [INFO ] Transformed 84 transitions.
[2025-06-07 04:51:04] [INFO ] Parsed PT model containing 51 places and 84 transitions and 540 arcs in 145 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 9 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 41 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 6 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
// Phase 1: matrix 84 rows 51 cols
[2025-06-07 04:51:04] [INFO ] Computed 25 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:04] [INFO ] Implicit Places using invariants in 179 ms returned []
[2025-06-07 04:51:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:04] [INFO ] Implicit Places using invariants and state equation in 92 ms returned []
Implicit Place search using SMT with State Equation took 308 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:51:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1468 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7391 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9025ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 9036ms
Finished structural reductions in LTL mode , in 1 iterations and 9369 ms. Remains : 51/51 places, 84/84 transitions.
Support contains 41 out of 51 places after structural reductions.
[2025-06-07 04:51:14] [INFO ] Flatten gal took : 30 ms
[2025-06-07 04:51:14] [INFO ] Flatten gal took : 15 ms
[2025-06-07 04:51:14] [INFO ] Input system was already deterministic with 84 transitions.
Reduction of identical properties reduced properties to check from 33 to 31
RANDOM walk for 817 steps (35 resets) in 57 ms. (14 steps per ms) remains 0/31 properties
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-07 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 51 stabilizing places and 84 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 51 transition count 84
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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)))'
Support contains 3 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:51:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:14] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-07 04:51:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:14] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 129 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:51:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1227 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7142 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8441ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8442ms
Finished structural reductions in LTL mode , in 1 iterations and 8573 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 197 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 2 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-00 finished in 8831 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) U X(X((!p1||X(p2)))))))'
Support contains 8 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:51:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:23] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-07 04:51:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:23] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 132 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:51:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1214 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7182 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8442ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8444ms
Finished structural reductions in LTL mode , in 1 iterations and 8580 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 557 ms :[(AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) p1 (NOT p2)), (AND p1 (NOT p2)), (AND (NOT p0) (NOT p2) p1), (AND (NOT p0) p1 (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-02
Stuttering criterion allowed to conclude after 245 steps with 51 reset in 3 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-02 finished in 9166 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((p1 U p2)&&p0))))'
Support contains 8 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:51:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:32] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-07 04:51:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:32] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 121 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:51:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1225 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7069 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8346ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8346ms
Finished structural reductions in LTL mode , in 1 iterations and 8470 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 182 ms :[(NOT p2), (OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), true, (OR (NOT p2) (NOT p0))]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-03
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-03 finished in 8669 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((p0 U p1)) U X(((X(p2) U G(p0))||p0))))'
Support contains 8 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 2 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:51:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:41] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-07 04:51:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:41] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 127 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:51:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1222 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7086 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8366ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8366ms
Finished structural reductions in LTL mode , in 1 iterations and 8496 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 344 ms :[p0, p0, (AND p0 p1), true, (AND p2 p0), (AND p0 p1), p0, p1, (AND p0 p2 p1), (AND p0 p1)]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-04
Entered a terminal (fully accepting) state of product in 85 steps with 26 reset in 1 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-04 finished in 8862 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 7 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:51:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:50] [INFO ] Implicit Places using invariants in 55 ms returned []
[2025-06-07 04:51:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:50] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 133 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 04:51:50] [INFO ] Redundant transitions in 2 ms returned []
Running 69 sub problems to find dead transitions.
[2025-06-07 04:51:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1335 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7193 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8586ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8586ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 8733 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-05
Product exploration explored 100000 steps with 5678 reset in 417 ms.
Product exploration explored 100000 steps with 5734 reset in 353 ms.
Computed a total of 51 stabilizing places and 84 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 51 transition count 84
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p0, (F (G p0))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 16 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-05 finished in 9670 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(X(X((X(p1)||p0))))&&(p1||G(p2)))))'
Support contains 8 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:51:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:51:59] [INFO ] Implicit Places using invariants in 50 ms returned []
[2025-06-07 04:51:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:00] [INFO ] Implicit Places using invariants and state equation in 103 ms returned []
Implicit Place search using SMT with State Equation took 156 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:52:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1193 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7098 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8348ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8349ms
Finished structural reductions in LTL mode , in 1 iterations and 8506 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 1563 ms :[(OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p1))), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (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 : Solitaire-PT-SqrCT5x5-LTLFireability-06
Stuttering criterion allowed to conclude after 50 steps with 4 reset in 1 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-06 finished in 10102 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((p0||(G(p1)&&X(X(p2)))))&&F(p3)))'
Support contains 12 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:52:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:10] [INFO ] Implicit Places using invariants in 40 ms returned []
[2025-06-07 04:52:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:10] [INFO ] Implicit Places using invariants and state equation in 84 ms returned []
Implicit Place search using SMT with State Equation took 126 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:52:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1244 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7169 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8456ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8456ms
Finished structural reductions in LTL mode , in 1 iterations and 8584 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 250 ms :[(OR (NOT p3) (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p1))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p3), true, (NOT p1), (NOT p2), (NOT p2)]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-08
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-08 finished in 8856 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((p0&&F(p1)))||G(p2)))'
Support contains 10 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 3 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:52:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:18] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-07 04:52:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:18] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:52:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1242 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7048 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8332ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8333ms
Finished structural reductions in LTL mode , in 1 iterations and 8451 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 241 ms :[true, (NOT p1), (OR (NOT p0) (NOT p1)), (OR (AND (NOT p1) (NOT p2)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-09
Entered a terminal (fully accepting) state of product in 410 steps with 23 reset in 3 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-09 finished in 8716 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((F(!p0) U X((X(p1) U (F(p3)&&p2)))))))'
Support contains 12 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:52:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:27] [INFO ] Implicit Places using invariants in 41 ms returned []
[2025-06-07 04:52:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:27] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 115 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:52:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1230 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7099 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8370ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8371ms
Finished structural reductions in LTL mode , in 1 iterations and 8487 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 338 ms :[(OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (OR (NOT p2) (NOT p3)), (OR (AND p0 (NOT p1) (NOT p2)) (AND p0 p2 (NOT p3))), (NOT p3), (AND p0 (NOT p3)), (AND p0 (NOT p1)), p0]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-10
Stuttering criterion allowed to conclude after 20 steps with 0 reset in 1 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-10 finished in 8853 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 4 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 6 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:52:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:36] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-07 04:52:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:36] [INFO ] Implicit Places using invariants and state equation in 99 ms returned []
Implicit Place search using SMT with State Equation took 149 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 04:52:36] [INFO ] Redundant transitions in 2 ms returned []
Running 69 sub problems to find dead transitions.
[2025-06-07 04:52:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1222 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7116 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8380ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8381ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 8542 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-11
Product exploration explored 100000 steps with 4608 reset in 294 ms.
Product exploration explored 100000 steps with 4601 reset in 333 ms.
Computed a total of 51 stabilizing places and 84 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 51 transition count 84
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [p0, (F (G p0))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 9 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-11 finished in 9262 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:52:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:45] [INFO ] Implicit Places using invariants in 47 ms returned []
[2025-06-07 04:52:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:45] [INFO ] Implicit Places using invariants and state equation in 75 ms returned []
Implicit Place search using SMT with State Equation took 123 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:52:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1196 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7206 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8442ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8442ms
Finished structural reductions in LTL mode , in 1 iterations and 8566 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-12
Stuttering criterion allowed to conclude after 36 steps with 2 reset in 0 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-12 finished in 8649 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F(p0))))'
Support contains 3 out of 51 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 1 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:52:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:54] [INFO ] Implicit Places using invariants in 44 ms returned []
[2025-06-07 04:52:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:52:54] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 118 ms to find 0 implicit places.
Running 69 sub problems to find dead transitions.
[2025-06-07 04:52:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1211 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 6940 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8198ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8198ms
Finished structural reductions in LTL mode , in 1 iterations and 8319 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 93 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-13
Stuttering criterion allowed to conclude after 29 steps with 2 reset in 0 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-13 finished in 8422 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&&G(F(!p2)))))'
Support contains 10 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 5 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:53:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:53:02] [INFO ] Implicit Places using invariants in 45 ms returned []
[2025-06-07 04:53:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:53:02] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 04:53:02] [INFO ] Redundant transitions in 2 ms returned []
Running 69 sub problems to find dead transitions.
[2025-06-07 04:53:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1218 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7033 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8289ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8289ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 8412 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p1) p2), true, p2, p2]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-14
Product exploration explored 100000 steps with 5425 reset in 343 ms.
Product exploration explored 100000 steps with 5426 reset in 320 ms.
Computed a total of 51 stabilizing places and 84 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 51 transition count 84
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND p1 (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p2))), (F (G p1)), (F (G (NOT p0))), (F (G (NOT p2)))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 18 ms. Reduced automaton from 4 states, 8 edges and 3 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-14 finished in 9281 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(p0)||F((G(p2)||p1))))'
Support contains 8 out of 51 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 51/51 places, 84/84 transitions.
Applied a total of 0 rules in 5 ms. Remains 51 /51 variables (removed 0) and now considering 84/84 (removed 0) transitions.
[2025-06-07 04:53:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:53:12] [INFO ] Implicit Places using invariants in 42 ms returned []
[2025-06-07 04:53:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-07 04:53:12] [INFO ] Implicit Places using invariants and state equation in 69 ms returned []
Implicit Place search using SMT with State Equation took 114 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-07 04:53:12] [INFO ] Redundant transitions in 2 ms returned []
Running 69 sub problems to find dead transitions.
[2025-06-07 04:53:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (OVERLAPS) 0/135 variables, 0/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Real declared 135/135 variables, and 76 constraints, problems are : Problem set: 0 solved, 69 unsolved in 1153 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 69 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/50 variables, 24/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/50 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 2 (OVERLAPS) 1/51 variables, 1/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/51 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 4 (OVERLAPS) 84/135 variables, 51/76 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/135 variables, 69/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
At refinement iteration 7 (OVERLAPS) 0/135 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 69 unsolved
No progress, stopping.
After SMT solving in domain Int declared 135/135 variables, and 145 constraints, problems are : Problem set: 0 solved, 69 unsolved in 7003 ms.
Refiners :[Positive P Invariants (semi-flows): 25/25 constraints, State Equation: 51/51 constraints, PredecessorRefiner: 69/69 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 8208ms problems are : Problem set: 0 solved, 69 unsolved
Search for dead transitions found 0 dead transitions in 8208ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 8338 ms. Remains : 51/51 places, 84/84 transitions.
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Solitaire-PT-SqrCT5x5-LTLFireability-15
Stuttering criterion allowed to conclude after 79 steps with 7 reset in 1 ms.
FORMULA Solitaire-PT-SqrCT5x5-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Solitaire-PT-SqrCT5x5-LTLFireability-15 finished in 8427 ms.
All properties solved by simple procedures.
Total runtime 136281 ms.

BK_STOP 1749272000854

--------------------
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="Solitaire-PT-SqrCT5x5"
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 Solitaire-PT-SqrCT5x5, 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 r212-tall-174901995200876"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Solitaire-PT-SqrCT5x5.tgz
mv Solitaire-PT-SqrCT5x5 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 '' LTLFireability.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;