fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r223-tall-171649610500003
Last Updated
July 7, 2024

About the Execution of GreatSPN+red for JoinFreeModules-PT-0003

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
338.647 16500.00 27493.00 130.30 FTTFFFFFFFFFTFTF normal

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-171649610500003.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)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is JoinFreeModules-PT-0003, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r223-tall-171649610500003
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 7.0K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K 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 3.5K Apr 22 14:50 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Apr 22 14:50 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 22 14:50 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Apr 22 14:50 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Apr 11 14:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Apr 11 14:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 12K Apr 11 14:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 110K 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 9.4K 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-0003-LTLCardinality-00
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-01
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-02
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-03
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-04
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-05
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-06
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-07
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-08
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-09
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-10
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-11
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-12
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-13
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-14
FORMULA_NAME JoinFreeModules-PT-0003-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716497717168

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-0003
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-23 20:55:18] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-23 20:55:18] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-23 20:55:18] [INFO ] Load time of PNML (sax parser for PT used): 40 ms
[2024-05-23 20:55:18] [INFO ] Transformed 16 places.
[2024-05-23 20:55:18] [INFO ] Transformed 25 transitions.
[2024-05-23 20:55:18] [INFO ] Parsed PT model containing 16 places and 25 transitions and 71 arcs in 148 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 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-0003-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0003-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0003-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0003-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0003-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA JoinFreeModules-PT-0003-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 13 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 10 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
// Phase 1: matrix 25 rows 15 cols
[2024-05-23 20:55:18] [INFO ] Computed 3 invariants in 3 ms
[2024-05-23 20:55:18] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:19] [INFO ] Deduced a trap composed of 3 places in 37 ms of which 9 ms to minimize.
[2024-05-23 20:55:19] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 1 ms to minimize.
[2024-05-23 20:55:19] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 616 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 317 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 981ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 994ms
[2024-05-23 20:55:19] [INFO ] Invariant cache hit.
[2024-05-23 20:55:19] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 20:55:19] [INFO ] Invariant cache hit.
[2024-05-23 20:55:19] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:19] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:19] [INFO ] Invariant cache hit.
[2024-05-23 20:55:19] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:19] [INFO ] Deduced a trap composed of 3 places in 30 ms of which 3 ms to minimize.
[2024-05-23 20:55:19] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 2 ms to minimize.
[2024-05-23 20:55:19] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 271 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 278 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 562ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 562ms
Finished structural reductions in LTL mode , in 1 iterations and 1671 ms. Remains : 15/15 places, 25/25 transitions.
Support contains 13 out of 15 places after structural reductions.
[2024-05-23 20:55:20] [INFO ] Flatten gal took : 18 ms
[2024-05-23 20:55:20] [INFO ] Flatten gal took : 4 ms
[2024-05-23 20:55:20] [INFO ] Input system was already deterministic with 25 transitions.
RANDOM walk for 990 steps (0 resets) in 64 ms. (15 steps per ms) remains 0/18 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' '!(G(F(p0)))'
Support contains 2 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 4 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:20] [INFO ] Invariant cache hit.
[2024-05-23 20:55:20] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:21] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-23 20:55:21] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
[2024-05-23 20:55:21] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 260 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 289 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 557ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 557ms
[2024-05-23 20:55:21] [INFO ] Invariant cache hit.
[2024-05-23 20:55:21] [INFO ] Implicit Places using invariants in 19 ms returned []
[2024-05-23 20:55:21] [INFO ] Invariant cache hit.
[2024-05-23 20:55:21] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:21] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-23 20:55:21] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:21] [INFO ] Invariant cache hit.
[2024-05-23 20:55:21] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:21] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2024-05-23 20:55:21] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2024-05-23 20:55:21] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 220 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 292 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 518ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 519ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1135 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 212 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-03
Product exploration explored 100000 steps with 3840 reset in 245 ms.
Stack based approach found an accepted trace after 25 steps with 1 reset with depth 12 and stack size 12 in 0 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-03 FALSE TECHNIQUES STACK_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-03 finished in 1649 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(p0)||F(G(p1))))'
Support contains 4 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:22] [INFO ] Invariant cache hit.
[2024-05-23 20:55:22] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:22] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
[2024-05-23 20:55:22] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 20:55:22] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 226 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 273 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 508ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 509ms
[2024-05-23 20:55:23] [INFO ] Invariant cache hit.
[2024-05-23 20:55:23] [INFO ] Implicit Places using invariants in 16 ms returned []
[2024-05-23 20:55:23] [INFO ] Invariant cache hit.
[2024-05-23 20:55:23] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:23] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2024-05-23 20:55:23] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:23] [INFO ] Invariant cache hit.
[2024-05-23 20:55:23] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:23] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 20:55:23] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 20:55:23] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 222 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 275 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 503ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 504ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1068 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 75 ms :[(AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-04
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-04 finished in 1159 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((F(p0)&&X(G(p1)))) U G((p2&&F(p3)))))'
Support contains 4 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:23] [INFO ] Invariant cache hit.
[2024-05-23 20:55:23] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:23] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 20:55:23] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2024-05-23 20:55:23] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 211 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 282 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 502ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 503ms
[2024-05-23 20:55:24] [INFO ] Invariant cache hit.
[2024-05-23 20:55:24] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 20:55:24] [INFO ] Invariant cache hit.
[2024-05-23 20:55:24] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:24] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:24] [INFO ] Invariant cache hit.
[2024-05-23 20:55:24] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:24] [INFO ] Deduced a trap composed of 3 places in 13 ms of which 1 ms to minimize.
[2024-05-23 20:55:24] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 20:55:24] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 217 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 280 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 502ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 503ms
Finished structural reductions in LTL mode , in 1 iterations and 1063 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 431 ms :[(OR (NOT p2) (NOT p3)), (OR (NOT p1) (NOT p0)), (NOT p3), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p0) (NOT p3)) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), true, (AND (NOT p3) (NOT p0)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) p1)]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-05
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-05 finished in 1519 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)||G(p1)))'
Support contains 5 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:25] [INFO ] Invariant cache hit.
[2024-05-23 20:55:25] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:25] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 20:55:25] [INFO ] Deduced a trap composed of 3 places in 24 ms of which 0 ms to minimize.
[2024-05-23 20:55:25] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 227 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 507ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 507ms
[2024-05-23 20:55:25] [INFO ] Invariant cache hit.
[2024-05-23 20:55:25] [INFO ] Implicit Places using invariants in 29 ms returned []
[2024-05-23 20:55:25] [INFO ] Invariant cache hit.
[2024-05-23 20:55:25] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:25] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2024-05-23 20:55:25] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:25] [INFO ] Invariant cache hit.
[2024-05-23 20:55:25] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:25] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 0 ms to minimize.
[2024-05-23 20:55:25] [INFO ] Deduced a trap composed of 3 places in 14 ms of which 1 ms to minimize.
[2024-05-23 20:55:25] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 203 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 298 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 508ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 508ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1084 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-06
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-06 finished in 1201 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 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:26] [INFO ] Invariant cache hit.
[2024-05-23 20:55:26] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:26] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2024-05-23 20:55:26] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 1 ms to minimize.
[2024-05-23 20:55:26] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 220 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 259 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 484ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 484ms
[2024-05-23 20:55:26] [INFO ] Invariant cache hit.
[2024-05-23 20:55:26] [INFO ] Implicit Places using invariants in 21 ms returned []
[2024-05-23 20:55:26] [INFO ] Invariant cache hit.
[2024-05-23 20:55:27] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:27] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2024-05-23 20:55:27] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:27] [INFO ] Invariant cache hit.
[2024-05-23 20:55:27] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:27] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 20:55:27] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 4 ms to minimize.
[2024-05-23 20:55:27] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 225 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 284 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 514ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 514ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1061 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-07
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-07 finished in 1109 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((p0 U p1)) U (p2 U G(p3))))'
Support contains 6 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 4 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:27] [INFO ] Invariant cache hit.
[2024-05-23 20:55:27] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:27] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-23 20:55:27] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2024-05-23 20:55:27] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 209 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 254 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 470ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 470ms
[2024-05-23 20:55:28] [INFO ] Invariant cache hit.
[2024-05-23 20:55:28] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 20:55:28] [INFO ] Invariant cache hit.
[2024-05-23 20:55:28] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:28] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2024-05-23 20:55:28] [INFO ] Redundant transitions in 1 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:28] [INFO ] Invariant cache hit.
[2024-05-23 20:55:28] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:28] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 2 ms to minimize.
[2024-05-23 20:55:28] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 20:55:28] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 202 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 263 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 480ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 480ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1010 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 293 ms :[(NOT p3), true, (NOT p1), (OR (AND (NOT p1) p3) (AND (NOT p1) p2)), (NOT p3), (NOT p3), (AND (NOT p1) p2 (NOT p3))]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 3440 steps with 1118 reset in 22 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-08 finished in 1353 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 1 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:28] [INFO ] Invariant cache hit.
[2024-05-23 20:55:28] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:28] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 20:55:29] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 1 ms to minimize.
[2024-05-23 20:55:29] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 225 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 255 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 483ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 483ms
[2024-05-23 20:55:29] [INFO ] Invariant cache hit.
[2024-05-23 20:55:29] [INFO ] Implicit Places using invariants in 27 ms returned []
[2024-05-23 20:55:29] [INFO ] Invariant cache hit.
[2024-05-23 20:55:29] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:29] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2024-05-23 20:55:29] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:29] [INFO ] Invariant cache hit.
[2024-05-23 20:55:29] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:29] [INFO ] Deduced a trap composed of 3 places in 22 ms of which 0 ms to minimize.
[2024-05-23 20:55:29] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 20:55:29] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 275 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 492ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 492ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1036 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-10
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-10 finished in 1088 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 1 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:30] [INFO ] Invariant cache hit.
[2024-05-23 20:55:30] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:30] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
[2024-05-23 20:55:30] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 20:55:30] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 224 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 272 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 500ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 500ms
[2024-05-23 20:55:30] [INFO ] Invariant cache hit.
[2024-05-23 20:55:30] [INFO ] Implicit Places using invariants in 24 ms returned []
[2024-05-23 20:55:30] [INFO ] Invariant cache hit.
[2024-05-23 20:55:30] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:30] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2024-05-23 20:55:30] [INFO ] Redundant transitions in 0 ms returned []
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:30] [INFO ] Invariant cache hit.
[2024-05-23 20:55:30] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:30] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 20:55:30] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
[2024-05-23 20:55:30] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 269 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 486ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 487ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 1045 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-11
Product exploration explored 100000 steps with 0 reset in 141 ms.
Stack based approach found an accepted trace after 47 steps with 0 reset with depth 48 and stack size 48 in 0 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-11 FALSE TECHNIQUES STACK_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-11 finished in 1243 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((G(p0)||(p1 U p2))))'
Support contains 3 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:31] [INFO ] Invariant cache hit.
[2024-05-23 20:55:31] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:31] [INFO ] Deduced a trap composed of 3 places in 20 ms of which 1 ms to minimize.
[2024-05-23 20:55:31] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 1 ms to minimize.
[2024-05-23 20:55:31] [INFO ] Deduced a trap composed of 3 places in 27 ms of which 13 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 255 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 475ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 476ms
[2024-05-23 20:55:31] [INFO ] Invariant cache hit.
[2024-05-23 20:55:31] [INFO ] Implicit Places using invariants in 23 ms returned []
[2024-05-23 20:55:31] [INFO ] Invariant cache hit.
[2024-05-23 20:55:31] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:31] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:31] [INFO ] Invariant cache hit.
[2024-05-23 20:55:31] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:31] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 0 ms to minimize.
[2024-05-23 20:55:31] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 20:55:31] [INFO ] Deduced a trap composed of 3 places in 18 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 217 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 273 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 497ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 498ms
Finished structural reductions in LTL mode , in 1 iterations and 1031 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 200 ms :[true, (NOT p2), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 18 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-13 finished in 1253 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(G(p0)))'
Support contains 1 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 25/25 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 25/25 (removed 0) transitions.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:32] [INFO ] Invariant cache hit.
[2024-05-23 20:55:32] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:32] [INFO ] Deduced a trap composed of 3 places in 23 ms of which 0 ms to minimize.
[2024-05-23 20:55:32] [INFO ] Deduced a trap composed of 3 places in 21 ms of which 0 ms to minimize.
[2024-05-23 20:55:32] [INFO ] Deduced a trap composed of 3 places in 15 ms of which 0 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 271 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 487ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 488ms
[2024-05-23 20:55:33] [INFO ] Invariant cache hit.
[2024-05-23 20:55:33] [INFO ] Implicit Places using invariants in 22 ms returned []
[2024-05-23 20:55:33] [INFO ] Invariant cache hit.
[2024-05-23 20:55:33] [INFO ] State equation strengthened by 3 read => feed constraints.
[2024-05-23 20:55:33] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Running 18 sub problems to find dead transitions.
[2024-05-23 20:55:33] [INFO ] Invariant cache hit.
[2024-05-23 20:55:33] [INFO ] State equation strengthened by 3 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
[2024-05-23 20:55:33] [INFO ] Deduced a trap composed of 3 places in 19 ms of which 1 ms to minimize.
[2024-05-23 20:55:33] [INFO ] Deduced a trap composed of 3 places in 17 ms of which 0 ms to minimize.
[2024-05-23 20:55:33] [INFO ] Deduced a trap composed of 3 places in 16 ms of which 1 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/40 variables, and 24 constraints, problems are : Problem set: 0 solved, 18 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 18 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 1 (OVERLAPS) 3/15 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/15 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 4 (OVERLAPS) 24/39 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 3/24 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 18/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
At refinement iteration 8 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 18 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/40 variables, and 42 constraints, problems are : Problem set: 0 solved, 18 unsolved in 270 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 15/15 constraints, ReadFeed: 3/3 constraints, PredecessorRefiner: 18/18 constraints, Known Traps: 3/3 constraints]
After SMT, in 480ms problems are : Problem set: 0 solved, 18 unsolved
Search for dead transitions found 0 dead transitions in 481ms
Finished structural reductions in LTL mode , in 1 iterations and 1021 ms. Remains : 15/15 places, 25/25 transitions.
Stuttering acceptance computed with spot in 82 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : JoinFreeModules-PT-0003-LTLCardinality-15
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA JoinFreeModules-PT-0003-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property JoinFreeModules-PT-0003-LTLCardinality-15 finished in 1115 ms.
All properties solved by simple procedures.
Total runtime 15239 ms.
ITS solved all properties within timeout

BK_STOP 1716497733668

--------------------
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-0003"
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-0003, 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-171649610500003"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/JoinFreeModules-PT-0003.tgz
mv JoinFreeModules-PT-0003 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 ;