Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r223-tall-171649610600043.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool greatspnxred
Input is JoinFreeModules-PT-0050, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r223-tall-171649610600043
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 9.2K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 108K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:42 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.1K May 18 16:42 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Apr 22 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Apr 22 14:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Apr 22 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Apr 22 14:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.4K Apr 11 14:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 43K Apr 11 14:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K Apr 11 14:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 51K Apr 11 14:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Apr 22 14:50 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 22 14:50 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 152K May 18 16:42 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-00
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-01
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-02
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-03
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-04
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-05
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-06
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-07
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-08
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-09
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-10
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-11
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-12
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-13
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-14
FORMULA_NAME JoinFreeModules-PT-0050-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716498032164

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=JoinFreeModules-PT-0050
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 21:00:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-23 21:00:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 21:00:33] [INFO ] Load time of PNML (sax parser for PT used): 87 ms
[2024-05-23 21:00:33] [INFO ] Transformed 251 places.
[2024-05-23 21:00:33] [INFO ] Transformed 401 transitions.
[2024-05-23 21:00:33] [INFO ] Parsed PT model containing 251 places and 401 transitions and 1152 arcs in 183 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Reduce places removed 1 places and 0 transitions.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0050-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0050-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0050-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0050-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 39 out of 250 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 21 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
// Phase 1: matrix 401 rows 250 cols
[2024-05-23 21:00:33] [INFO ] Computed 50 invariants in 18 ms
[2024-05-23 21:00:33] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14855 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:00:52] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 8 ms to minimize.
[2024-05-23 21:00:52] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-23 21:00:53] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 3/653 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:01:04] [INFO ] Deduced a trap composed of 3 places in 33 ms of which 2 ms to minimize.
[2024-05-23 21:01:05] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-23 21:01:05] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-23 21:01:05] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:01:05] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 5/658 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 658 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 8/8 constraints]
After SMT, in 35024ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 35043ms
[2024-05-23 21:01:08] [INFO ] Invariant cache hit.
[2024-05-23 21:01:08] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-23 21:01:08] [INFO ] Invariant cache hit.
[2024-05-23 21:01:09] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:01:09] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 199 ms to find 0 implicit places.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:01:09] [INFO ] Invariant cache hit.
[2024-05-23 21:01:09] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14409 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:01:27] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:01:27] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:01:31] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:01:31] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:01:31] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
[2024-05-23 21:01:31] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:01:40] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 1 ms to minimize.
[2024-05-23 21:01:40] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:01:40] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:01:45] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44470ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44474ms
Finished structural reductions in LTL mode , in 1 iterations and 79785 ms. Remains : 250/250 places, 401/401 transitions.
Support contains 39 out of 250 places after structural reductions.
[2024-05-23 21:01:53] [INFO ] Flatten gal took : 48 ms
[2024-05-23 21:01:53] [INFO ] Flatten gal took : 21 ms
[2024-05-23 21:01:53] [INFO ] Input system was already deterministic with 401 transitions.
Support contains 34 out of 250 places (down from 39) after GAL structural reductions.
RANDOM walk for 40036 steps (8 resets) in 747 ms. (53 steps per ms) remains 0/19 properties
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)||G(p1)||X(X(F(p2)))))'
Support contains 6 out of 250 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 10 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:01:54] [INFO ] Invariant cache hit.
[2024-05-23 21:01:54] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14093 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:02:12] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 21:02:13] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 21:02:16] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 0 ms to minimize.
[2024-05-23 21:02:16] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 2 ms to minimize.
[2024-05-23 21:02:16] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:02:16] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:02:25] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2024-05-23 21:02:25] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:02:25] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34151ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34155ms
[2024-05-23 21:02:28] [INFO ] Invariant cache hit.
[2024-05-23 21:02:28] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-23 21:02:28] [INFO ] Invariant cache hit.
[2024-05-23 21:02:28] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:02:28] [INFO ] Implicit Places using invariants and state equation in 135 ms returned []
Implicit Place search using SMT with State Equation took 189 ms to find 0 implicit places.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:02:28] [INFO ] Invariant cache hit.
[2024-05-23 21:02:28] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14539 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:02:47] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 1 ms to minimize.
[2024-05-23 21:02:47] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:02:50] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:02:50] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:02:50] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 21:02:50] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:03:00] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
[2024-05-23 21:03:00] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:03:00] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:03:04] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44598ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44601ms
Finished structural reductions in LTL mode , in 1 iterations and 78958 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 301 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-01
Product exploration explored 100000 steps with 1787 reset in 1072 ms.
Stack based approach found an accepted trace after 10083 steps with 148 reset with depth 108 and stack size 108 in 109 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-01 finished in 80505 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 250 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 22 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:03:14] [INFO ] Invariant cache hit.
[2024-05-23 21:03:14] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14345 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:03:33] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:03:33] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 21:03:36] [INFO ] Deduced a trap composed of 3 places in 35 ms of which 1 ms to minimize.
[2024-05-23 21:03:36] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:03:36] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 21:03:36] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:03:46] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
[2024-05-23 21:03:46] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:03:46] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20021 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34402ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34404ms
[2024-05-23 21:03:49] [INFO ] Invariant cache hit.
[2024-05-23 21:03:49] [INFO ] Implicit Places using invariants in 50 ms returned []
[2024-05-23 21:03:49] [INFO ] Invariant cache hit.
[2024-05-23 21:03:49] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:03:49] [INFO ] Implicit Places using invariants and state equation in 128 ms returned []
Implicit Place search using SMT with State Equation took 178 ms to find 0 implicit places.
[2024-05-23 21:03:49] [INFO ] Redundant transitions in 22 ms returned []
Running 300 sub problems to find dead transitions.
[2024-05-23 21:03:49] [INFO ] Invariant cache hit.
[2024-05-23 21:03:49] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14278 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:04:08] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:04:08] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
[2024-05-23 21:04:11] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-23 21:04:11] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2024-05-23 21:04:11] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:04:11] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:04:21] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:04:21] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
[2024-05-23 21:04:21] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:04:26] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30022 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44333ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44336ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78969 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 80 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-02
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-02 finished in 79069 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0 U (G(p0)||(p0&&G(p1))))))'
Support contains 3 out of 250 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 20 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:04:33] [INFO ] Invariant cache hit.
[2024-05-23 21:04:33] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14329 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:04:52] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-23 21:04:52] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-23 21:04:55] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2024-05-23 21:04:55] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:04:55] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:04:56] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:05:05] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
[2024-05-23 21:05:05] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 2 ms to minimize.
[2024-05-23 21:05:05] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34382ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34385ms
[2024-05-23 21:05:08] [INFO ] Invariant cache hit.
[2024-05-23 21:05:08] [INFO ] Implicit Places using invariants in 45 ms returned []
[2024-05-23 21:05:08] [INFO ] Invariant cache hit.
[2024-05-23 21:05:08] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:05:08] [INFO ] Implicit Places using invariants and state equation in 136 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
[2024-05-23 21:05:08] [INFO ] Redundant transitions in 2 ms returned []
Running 300 sub problems to find dead transitions.
[2024-05-23 21:05:08] [INFO ] Invariant cache hit.
[2024-05-23 21:05:08] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14446 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:05:27] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
[2024-05-23 21:05:27] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:05:30] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 0 ms to minimize.
[2024-05-23 21:05:30] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:05:30] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2024-05-23 21:05:30] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:05:40] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
[2024-05-23 21:05:40] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:05:40] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:05:45] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44510ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44513ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 79108 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 99 ms :[(NOT p0), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-03
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-03 finished in 79225 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)||X(F((X(p1)||G(p2)))))))'
Support contains 6 out of 250 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 20 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:05:53] [INFO ] Invariant cache hit.
[2024-05-23 21:05:53] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14314 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:06:11] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:06:11] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 21:06:14] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
[2024-05-23 21:06:15] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:06:15] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2024-05-23 21:06:15] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:06:24] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2024-05-23 21:06:24] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:06:24] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20017 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34366ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34369ms
[2024-05-23 21:06:27] [INFO ] Invariant cache hit.
[2024-05-23 21:06:27] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-23 21:06:27] [INFO ] Invariant cache hit.
[2024-05-23 21:06:27] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:06:27] [INFO ] Implicit Places using invariants and state equation in 131 ms returned []
Implicit Place search using SMT with State Equation took 180 ms to find 0 implicit places.
[2024-05-23 21:06:27] [INFO ] Redundant transitions in 14 ms returned []
Running 300 sub problems to find dead transitions.
[2024-05-23 21:06:27] [INFO ] Invariant cache hit.
[2024-05-23 21:06:27] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14193 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:06:46] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:06:46] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-23 21:06:49] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-23 21:06:49] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:06:49] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2024-05-23 21:06:49] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:06:59] [INFO ] Deduced a trap composed of 3 places in 29 ms of which 1 ms to minimize.
[2024-05-23 21:06:59] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:06:59] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:07:03] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44243ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44248ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78838 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-04
Product exploration explored 100000 steps with 245 reset in 1191 ms.
Stack based approach found an accepted trace after 2664 steps with 5 reset with depth 808 and stack size 807 in 36 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-04 FALSE TECHNIQUES STACK_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-04 finished in 80224 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0 U G((p1||X(F(p2)))))))'
Support contains 3 out of 250 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 9 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:07:13] [INFO ] Invariant cache hit.
[2024-05-23 21:07:13] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14550 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:07:32] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2024-05-23 21:07:32] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-23 21:07:35] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
[2024-05-23 21:07:35] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-23 21:07:35] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 21:07:35] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:07:45] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
[2024-05-23 21:07:45] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:07:45] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20019 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34600ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34603ms
[2024-05-23 21:07:47] [INFO ] Invariant cache hit.
[2024-05-23 21:07:48] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-23 21:07:48] [INFO ] Invariant cache hit.
[2024-05-23 21:07:48] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:07:48] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 182 ms to find 0 implicit places.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:07:48] [INFO ] Invariant cache hit.
[2024-05-23 21:07:48] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14237 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:08:06] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:08:06] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:08:09] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
[2024-05-23 21:08:10] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2024-05-23 21:08:10] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 21:08:10] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:08:19] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2024-05-23 21:08:19] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 21:08:19] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:08:24] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44293ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44296ms
Finished structural reductions in LTL mode , in 1 iterations and 79092 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 258 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p2), (AND (NOT p2) (NOT p1)), (AND (NOT p1) (NOT p2)), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-06 finished in 79376 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 4 out of 250 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 23 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:08:32] [INFO ] Invariant cache hit.
[2024-05-23 21:08:32] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14198 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:08:51] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2024-05-23 21:08:51] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-23 21:08:54] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:08:54] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:08:54] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 21:08:54] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:09:03] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2024-05-23 21:09:03] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-23 21:09:03] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20014 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34249ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34252ms
[2024-05-23 21:09:07] [INFO ] Invariant cache hit.
[2024-05-23 21:09:07] [INFO ] Implicit Places using invariants in 47 ms returned []
[2024-05-23 21:09:07] [INFO ] Invariant cache hit.
[2024-05-23 21:09:07] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:09:07] [INFO ] Implicit Places using invariants and state equation in 129 ms returned []
Implicit Place search using SMT with State Equation took 177 ms to find 0 implicit places.
[2024-05-23 21:09:07] [INFO ] Redundant transitions in 5 ms returned []
Running 300 sub problems to find dead transitions.
[2024-05-23 21:09:07] [INFO ] Invariant cache hit.
[2024-05-23 21:09:07] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 13930 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:09:25] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-23 21:09:25] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:09:28] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
[2024-05-23 21:09:28] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2024-05-23 21:09:28] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 21:09:28] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:09:38] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
[2024-05-23 21:09:38] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2024-05-23 21:09:38] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:09:42] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30021 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 43982ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 43986ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78449 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 132 ms :[(NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-07
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-07 finished in 78600 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 1 out of 250 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 2 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:09:51] [INFO ] Invariant cache hit.
[2024-05-23 21:09:51] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14027 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:10:09] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:10:09] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 21:10:12] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:10:12] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:10:12] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:10:12] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:10:22] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:10:22] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:10:22] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20016 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34078ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34082ms
[2024-05-23 21:10:25] [INFO ] Invariant cache hit.
[2024-05-23 21:10:25] [INFO ] Implicit Places using invariants in 54 ms returned []
[2024-05-23 21:10:25] [INFO ] Invariant cache hit.
[2024-05-23 21:10:25] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:10:25] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 186 ms to find 0 implicit places.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:10:25] [INFO ] Invariant cache hit.
[2024-05-23 21:10:25] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 13881 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:10:43] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:10:43] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 21:10:47] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 0 ms to minimize.
[2024-05-23 21:10:47] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:10:47] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-23 21:10:47] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:10:56] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2024-05-23 21:10:56] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2024-05-23 21:10:56] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:11:01] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 43939ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 43944ms
Finished structural reductions in LTL mode , in 1 iterations and 78216 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 161 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-09
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-09 finished in 78396 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 4 out of 250 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 4 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:11:09] [INFO ] Invariant cache hit.
[2024-05-23 21:11:09] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14119 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:11:28] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:11:28] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 21:11:31] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-23 21:11:31] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 21:11:31] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:11:31] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:11:40] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:11:40] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 21:11:40] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20020 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34177ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34181ms
[2024-05-23 21:11:43] [INFO ] Invariant cache hit.
[2024-05-23 21:11:43] [INFO ] Implicit Places using invariants in 52 ms returned []
[2024-05-23 21:11:43] [INFO ] Invariant cache hit.
[2024-05-23 21:11:44] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:11:44] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 175 ms to find 0 implicit places.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:11:44] [INFO ] Invariant cache hit.
[2024-05-23 21:11:44] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 13954 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:12:02] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 21:12:02] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-23 21:12:05] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:12:05] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
[2024-05-23 21:12:05] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:12:05] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:12:14] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 1 ms to minimize.
[2024-05-23 21:12:14] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:12:14] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:12:19] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44007ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44010ms
Finished structural reductions in LTL mode , in 1 iterations and 78373 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 142 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-10 finished in 78529 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((X(p0) U ((!p1&&X(p0))||X(G(p0)))))))'
Support contains 4 out of 250 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 3 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:12:28] [INFO ] Invariant cache hit.
[2024-05-23 21:12:28] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14877 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:12:47] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:12:47] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:12:50] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 1 ms to minimize.
[2024-05-23 21:12:50] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:12:50] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:12:50] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:13:00] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
[2024-05-23 21:13:00] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:13:00] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20011 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34922ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34926ms
[2024-05-23 21:13:03] [INFO ] Invariant cache hit.
[2024-05-23 21:13:03] [INFO ] Implicit Places using invariants in 49 ms returned []
[2024-05-23 21:13:03] [INFO ] Invariant cache hit.
[2024-05-23 21:13:03] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:13:03] [INFO ] Implicit Places using invariants and state equation in 137 ms returned []
Implicit Place search using SMT with State Equation took 188 ms to find 0 implicit places.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:13:03] [INFO ] Invariant cache hit.
[2024-05-23 21:13:03] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14723 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:13:22] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 21:13:22] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2024-05-23 21:13:25] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:13:25] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:13:25] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:13:25] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:13:35] [INFO ] Deduced a trap composed of 3 places in 26 ms of which 0 ms to minimize.
[2024-05-23 21:13:35] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:13:35] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:13:40] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44777ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44783ms
Finished structural reductions in LTL mode , in 1 iterations and 79904 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 190 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0), true]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-12 finished in 80119 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 250 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 10 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:13:48] [INFO ] Invariant cache hit.
[2024-05-23 21:13:48] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14503 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:14:07] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-23 21:14:07] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-23 21:14:10] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
[2024-05-23 21:14:10] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:14:10] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 21:14:10] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:14:20] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:14:20] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
[2024-05-23 21:14:20] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20022 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34560ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34562ms
[2024-05-23 21:14:22] [INFO ] Invariant cache hit.
[2024-05-23 21:14:22] [INFO ] Implicit Places using invariants in 46 ms returned []
[2024-05-23 21:14:22] [INFO ] Invariant cache hit.
[2024-05-23 21:14:23] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:14:23] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 190 ms to find 0 implicit places.
[2024-05-23 21:14:23] [INFO ] Redundant transitions in 2 ms returned []
Running 300 sub problems to find dead transitions.
[2024-05-23 21:14:23] [INFO ] Invariant cache hit.
[2024-05-23 21:14:23] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14394 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:14:42] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 21:14:42] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 21:14:45] [INFO ] Deduced a trap composed of 3 places in 25 ms of which 1 ms to minimize.
[2024-05-23 21:14:45] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 21:14:45] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 21:14:45] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:14:54] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 1 ms to minimize.
[2024-05-23 21:14:54] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:14:54] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:14:58] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44445ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44448ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 79222 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-13
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-13 finished in 79283 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 250 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 250/250 places, 401/401 transitions.
Applied a total of 0 rules in 10 ms. Remains 250 /250 variables (removed 0) and now considering 401/401 (removed 0) transitions.
Running 300 sub problems to find dead transitions.
[2024-05-23 21:15:07] [INFO ] Invariant cache hit.
[2024-05-23 21:15:07] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 13980 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:15:26] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:15:26] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 21:15:29] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 1 ms to minimize.
[2024-05-23 21:15:29] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:15:29] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:15:29] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:15:38] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 0 ms to minimize.
[2024-05-23 21:15:38] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 21:15:38] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 659 constraints, problems are : Problem set: 0 solved, 300 unsolved in 20013 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 9/9 constraints]
After SMT, in 34027ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 34030ms
[2024-05-23 21:15:41] [INFO ] Invariant cache hit.
[2024-05-23 21:15:41] [INFO ] Implicit Places using invariants in 48 ms returned []
[2024-05-23 21:15:41] [INFO ] Invariant cache hit.
[2024-05-23 21:15:41] [INFO ] State equation strengthened by 50 read => feed constraints.
[2024-05-23 21:15:41] [INFO ] Implicit Places using invariants and state equation in 133 ms returned []
Implicit Place search using SMT with State Equation took 183 ms to find 0 implicit places.
[2024-05-23 21:15:41] [INFO ] Redundant transitions in 1 ms returned []
Running 300 sub problems to find dead transitions.
[2024-05-23 21:15:41] [INFO ] Invariant cache hit.
[2024-05-23 21:15:41] [INFO ] State equation strengthened by 50 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 6 (OVERLAPS) 0/650 variables, 0/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
No progress, stopping.
After SMT solving in domain Real declared 650/651 variables, and 350 constraints, problems are : Problem set: 0 solved, 300 unsolved in 14052 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/200 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (OVERLAPS) 50/250 variables, 50/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (OVERLAPS) 400/650 variables, 250/300 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/650 variables, 50/350 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/650 variables, 300/650 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:16:00] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 21:16:00] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-23 21:16:03] [INFO ] Deduced a trap composed of 3 places in 28 ms of which 0 ms to minimize.
[2024-05-23 21:16:03] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 1 ms to minimize.
[2024-05-23 21:16:03] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2024-05-23 21:16:03] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/650 variables, 6/656 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:16:12] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2024-05-23 21:16:12] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 21:16:12] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/650 variables, 3/659 constraints. Problems are: Problem set: 0 solved, 300 unsolved
[2024-05-23 21:16:17] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/650 variables, 1/660 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 650/651 variables, and 660 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 50/50 constraints, State Equation: 250/250 constraints, ReadFeed: 50/50 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 10/10 constraints]
After SMT, in 44100ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 44104ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 78333 ms. Remains : 250/250 places, 401/401 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0050-LTLCardinality-14
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0050-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0050-LTLCardinality-14 finished in 78395 ms.
All properties solved by simple procedures.
Total runtime 952745 ms.
ITS solved all properties within timeout

BK_STOP 1716498986087

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML

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="JoinFreeModules-PT-0050"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="greatspnxred"
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 2-5568"
echo " Executing tool greatspnxred"
echo " Input is JoinFreeModules-PT-0050, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r223-tall-171649610600043"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0050.tgz
mv JoinFreeModules-PT-0050 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;