fond
Model Checking Contest 2024
14th edition, Geneva, Switzerland, June 25, 2024
Execution of r356-tall-171683761000419
Last Updated
July 7, 2024

About the Execution of ITS-Tools for ShieldPPPs-PT-005A

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
1663.964 209240.00 331876.00 717.30 FFFTTTTTFTFFFTFT 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.r356-tall-171683761000419.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 itstools
Input is ShieldPPPs-PT-005A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r356-tall-171683761000419
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K 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 50K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.5K May 19 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 19 16:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K May 19 07:31 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 19:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Apr 13 11:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 186K Apr 13 11:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2K Apr 13 11:29 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K Apr 13 11:29 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:53 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:53 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 5 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 44K May 18 16:43 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 ShieldPPPs-PT-005A-LTLCardinality-00
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-01
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-02
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-03
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-04
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-05
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-06
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-07
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-08
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-09
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-10
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-11
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-12
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-13
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-14
FORMULA_NAME ShieldPPPs-PT-005A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716961495092

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPs-PT-005A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202405141337
[2024-05-29 05:44:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-29 05:44:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 05:44:56] [INFO ] Load time of PNML (sax parser for PT used): 66 ms
[2024-05-29 05:44:56] [INFO ] Transformed 158 places.
[2024-05-29 05:44:56] [INFO ] Transformed 133 transitions.
[2024-05-29 05:44:56] [INFO ] Found NUPN structural information;
[2024-05-29 05:44:56] [INFO ] Parsed PT model containing 158 places and 133 transitions and 506 arcs in 163 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
FORMULA ShieldPPPs-PT-005A-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-005A-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-005A-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-005A-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-005A-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-005A-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-005A-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-005A-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 23 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 15 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
// Phase 1: matrix 133 rows 158 cols
[2024-05-29 05:44:56] [INFO ] Computed 56 invariants in 10 ms
[2024-05-29 05:44:56] [INFO ] Implicit Places using invariants in 238 ms returned []
[2024-05-29 05:44:56] [INFO ] Invariant cache hit.
[2024-05-29 05:44:56] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 423 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:44:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:44:58] [INFO ] Deduced a trap composed of 11 places in 45 ms of which 9 ms to minimize.
[2024-05-29 05:44:59] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 2 ms to minimize.
[2024-05-29 05:44:59] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 4246 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10063 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 14371ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 14383ms
Finished structural reductions in LTL mode , in 1 iterations and 14840 ms. Remains : 158/158 places, 133/133 transitions.
Support contains 23 out of 158 places after structural reductions.
[2024-05-29 05:45:11] [INFO ] Flatten gal took : 36 ms
[2024-05-29 05:45:11] [INFO ] Flatten gal took : 14 ms
[2024-05-29 05:45:11] [INFO ] Input system was already deterministic with 133 transitions.
Reduction of identical properties reduced properties to check from 13 to 12
RANDOM walk for 1486 steps (1 resets) in 66 ms. (22 steps per ms) remains 0/12 properties
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((X(p1)||p0))))'
Support contains 4 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 10 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
[2024-05-29 05:45:11] [INFO ] Invariant cache hit.
[2024-05-29 05:45:12] [INFO ] Implicit Places using invariants in 332 ms returned []
[2024-05-29 05:45:12] [INFO ] Invariant cache hit.
[2024-05-29 05:45:12] [INFO ] Implicit Places using invariants and state equation in 224 ms returned []
Implicit Place search using SMT with State Equation took 567 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:45:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:45:14] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 0 ms to minimize.
[2024-05-29 05:45:15] [INFO ] Deduced a trap composed of 11 places in 40 ms of which 0 ms to minimize.
[2024-05-29 05:45:15] [INFO ] Deduced a trap composed of 14 places in 32 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 4453 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10346 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 14841ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 14846ms
Finished structural reductions in LTL mode , in 1 iterations and 15425 ms. Remains : 158/158 places, 133/133 transitions.
Stuttering acceptance computed with spot in 190 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPs-PT-005A-LTLCardinality-00
Product exploration explored 100000 steps with 258 reset in 493 ms.
Product exploration explored 100000 steps with 260 reset in 321 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 p1))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 130 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 384 steps (0 resets) in 11 ms. (32 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 p1))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 13 factoid took 381 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 292 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 11 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
[2024-05-29 05:45:29] [INFO ] Invariant cache hit.
[2024-05-29 05:45:29] [INFO ] Implicit Places using invariants in 100 ms returned []
[2024-05-29 05:45:29] [INFO ] Invariant cache hit.
[2024-05-29 05:45:29] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 242 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:45:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:45:31] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 1 ms to minimize.
[2024-05-29 05:45:31] [INFO ] Deduced a trap composed of 11 places in 27 ms of which 0 ms to minimize.
[2024-05-29 05:45:31] [INFO ] Deduced a trap composed of 14 places in 28 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 3894 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10395 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 14350ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 14351ms
Finished structural reductions in LTL mode , in 1 iterations and 14610 ms. Remains : 158/158 places, 133/133 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 p1))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 13 factoid took 118 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 646 steps (0 resets) in 14 ms. (43 steps per ms) remains 0/6 properties
Knowledge obtained : [(AND p0 p1), (X (NOT (AND p0 p1))), (X (AND p0 (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1)), (X (X (NOT (AND p0 p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 (NOT p1)))), (F (NOT p1)), (F (NOT (AND p0 p1))), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p0) p1)))]
Knowledge based reduction with 13 factoid took 305 ms. Reduced automaton from 2 states, 6 edges and 2 AP (stutter sensitive) to 2 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 59 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 260 reset in 286 ms.
Product exploration explored 100000 steps with 258 reset in 304 ms.
Built C files in :
/tmp/ltsmin10901714342721295812
[2024-05-29 05:45:45] [INFO ] Built C files in 13ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin10901714342721295812
Running compilation step : cd /tmp/ltsmin10901714342721295812;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 391 ms.
Running link step : cd /tmp/ltsmin10901714342721295812;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin10901714342721295812;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased4085642906686082463.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 11 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
[2024-05-29 05:46:00] [INFO ] Invariant cache hit.
[2024-05-29 05:46:00] [INFO ] Implicit Places using invariants in 97 ms returned []
[2024-05-29 05:46:00] [INFO ] Invariant cache hit.
[2024-05-29 05:46:00] [INFO ] Implicit Places using invariants and state equation in 163 ms returned []
Implicit Place search using SMT with State Equation took 265 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:46:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:46:02] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 1 ms to minimize.
[2024-05-29 05:46:02] [INFO ] Deduced a trap composed of 11 places in 29 ms of which 0 ms to minimize.
[2024-05-29 05:46:02] [INFO ] Deduced a trap composed of 14 places in 29 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 3797 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10066 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 13879ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 13881ms
Finished structural reductions in LTL mode , in 1 iterations and 14157 ms. Remains : 158/158 places, 133/133 transitions.
Built C files in :
/tmp/ltsmin8210604301285327173
[2024-05-29 05:46:14] [INFO ] Built C files in 7ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8210604301285327173
Running compilation step : cd /tmp/ltsmin8210604301285327173;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 269 ms.
Running link step : cd /tmp/ltsmin8210604301285327173;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 35 ms.
Running LTSmin : cd /tmp/ltsmin8210604301285327173;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased7197380411474082365.hoa' '--buchi-type=spotba'
LTSmin run took 10432 ms.
FORMULA ShieldPPPs-PT-005A-LTLCardinality-00 FALSE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPs-PT-005A-LTLCardinality-00 finished in 73674 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((F(G(p0))||G(p1)))))'
Support contains 1 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 4 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
[2024-05-29 05:46:25] [INFO ] Invariant cache hit.
[2024-05-29 05:46:25] [INFO ] Implicit Places using invariants in 88 ms returned []
[2024-05-29 05:46:25] [INFO ] Invariant cache hit.
[2024-05-29 05:46:25] [INFO ] Implicit Places using invariants and state equation in 142 ms returned []
Implicit Place search using SMT with State Equation took 231 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:46:25] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:46:27] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 0 ms to minimize.
[2024-05-29 05:46:27] [INFO ] Deduced a trap composed of 11 places in 18 ms of which 0 ms to minimize.
[2024-05-29 05:46:27] [INFO ] Deduced a trap composed of 14 places in 30 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 3857 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10085 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 13960ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 13962ms
Finished structural reductions in LTL mode , in 1 iterations and 14197 ms. Remains : 158/158 places, 133/133 transitions.
Stuttering acceptance computed with spot in 160 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPs-PT-005A-LTLCardinality-01
Stuttering criterion allowed to conclude after 380 steps with 0 reset in 4 ms.
FORMULA ShieldPPPs-PT-005A-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-005A-LTLCardinality-01 finished in 14383 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&X(p1))))'
Support contains 3 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 7 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
[2024-05-29 05:46:39] [INFO ] Invariant cache hit.
[2024-05-29 05:46:40] [INFO ] Implicit Places using invariants in 94 ms returned []
[2024-05-29 05:46:40] [INFO ] Invariant cache hit.
[2024-05-29 05:46:40] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 234 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:46:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:46:41] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 0 ms to minimize.
[2024-05-29 05:46:42] [INFO ] Deduced a trap composed of 11 places in 31 ms of which 1 ms to minimize.
[2024-05-29 05:46:42] [INFO ] Deduced a trap composed of 14 places in 26 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 3759 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10381 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 14164ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 14165ms
Finished structural reductions in LTL mode , in 1 iterations and 14407 ms. Remains : 158/158 places, 133/133 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), true]
Running random walk in product with property : ShieldPPPs-PT-005A-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA ShieldPPPs-PT-005A-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-005A-LTLCardinality-02 finished in 14549 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)))'
Support contains 2 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 3 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
[2024-05-29 05:46:54] [INFO ] Invariant cache hit.
[2024-05-29 05:46:54] [INFO ] Implicit Places using invariants in 150 ms returned []
[2024-05-29 05:46:54] [INFO ] Invariant cache hit.
[2024-05-29 05:46:54] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 330 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:46:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:46:56] [INFO ] Deduced a trap composed of 11 places in 32 ms of which 1 ms to minimize.
[2024-05-29 05:46:57] [INFO ] Deduced a trap composed of 11 places in 39 ms of which 1 ms to minimize.
[2024-05-29 05:46:57] [INFO ] Deduced a trap composed of 14 places in 36 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 4048 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10313 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 14385ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 14388ms
Finished structural reductions in LTL mode , in 1 iterations and 14721 ms. Remains : 158/158 places, 133/133 transitions.
Stuttering acceptance computed with spot in 88 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-005A-LTLCardinality-04
Product exploration explored 100000 steps with 50000 reset in 287 ms.
Product exploration explored 100000 steps with 50000 reset in 265 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 39 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-005A-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-005A-LTLCardinality-04 finished in 15440 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 4 out of 158 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 156 transition count 131
Applied a total of 4 rules in 22 ms. Remains 156 /158 variables (removed 2) and now considering 131/133 (removed 2) transitions.
// Phase 1: matrix 131 rows 156 cols
[2024-05-29 05:47:09] [INFO ] Computed 56 invariants in 7 ms
[2024-05-29 05:47:10] [INFO ] Implicit Places using invariants in 125 ms returned []
[2024-05-29 05:47:10] [INFO ] Invariant cache hit.
[2024-05-29 05:47:10] [INFO ] Implicit Places using invariants and state equation in 170 ms returned []
Implicit Place search using SMT with State Equation took 305 ms to find 0 implicit places.
[2024-05-29 05:47:10] [INFO ] Redundant transitions in 7 ms returned []
Running 130 sub problems to find dead transitions.
[2024-05-29 05:47:10] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 155/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (OVERLAPS) 1/156 variables, 56/211 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (OVERLAPS) 131/287 variables, 156/368 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-29 05:47:12] [INFO ] Deduced a trap composed of 18 places in 22 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/287 variables, 1/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-29 05:47:13] [INFO ] Deduced a trap composed of 18 places in 37 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/287 variables, 1/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 0/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 10 (OVERLAPS) 0/287 variables, 0/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Real declared 287/287 variables, and 370 constraints, problems are : Problem set: 0 solved, 130 unsolved in 5388 ms.
Refiners :[Domain max(s): 156/156 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 130 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 155/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (OVERLAPS) 1/156 variables, 56/211 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 2/214 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 6 (OVERLAPS) 131/287 variables, 156/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 130/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/287 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (OVERLAPS) 0/287 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Int declared 287/287 variables, and 500 constraints, problems are : Problem set: 0 solved, 130 unsolved in 6619 ms.
Refiners :[Domain max(s): 156/156 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 2/2 constraints]
After SMT, in 12025ms problems are : Problem set: 0 solved, 130 unsolved
Search for dead transitions found 0 dead transitions in 12028ms
Starting structural reductions in SI_LTL mode, iteration 1 : 156/158 places, 131/133 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12385 ms. Remains : 156/158 places, 131/133 transitions.
Stuttering acceptance computed with spot in 126 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-005A-LTLCardinality-08
Product exploration explored 100000 steps with 1274 reset in 276 ms.
Product exploration explored 100000 steps with 1269 reset in 292 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 120 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 254 steps (0 resets) in 5 ms. (42 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 116 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 66 ms :[(NOT p0), (NOT p0)]
Support contains 4 out of 156 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 156/156 places, 131/131 transitions.
Applied a total of 0 rules in 5 ms. Remains 156 /156 variables (removed 0) and now considering 131/131 (removed 0) transitions.
[2024-05-29 05:47:23] [INFO ] Invariant cache hit.
[2024-05-29 05:47:23] [INFO ] Implicit Places using invariants in 101 ms returned []
[2024-05-29 05:47:23] [INFO ] Invariant cache hit.
[2024-05-29 05:47:23] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 282 ms to find 0 implicit places.
[2024-05-29 05:47:23] [INFO ] Redundant transitions in 3 ms returned []
Running 130 sub problems to find dead transitions.
[2024-05-29 05:47:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 155/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (OVERLAPS) 1/156 variables, 56/211 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (OVERLAPS) 131/287 variables, 156/368 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-29 05:47:25] [INFO ] Deduced a trap composed of 18 places in 28 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/287 variables, 1/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-29 05:47:27] [INFO ] Deduced a trap composed of 18 places in 29 ms of which 0 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/287 variables, 1/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 0/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 10 (OVERLAPS) 0/287 variables, 0/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Real declared 287/287 variables, and 370 constraints, problems are : Problem set: 0 solved, 130 unsolved in 5437 ms.
Refiners :[Domain max(s): 156/156 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 130 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 155/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (OVERLAPS) 1/156 variables, 56/211 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 2/214 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 6 (OVERLAPS) 131/287 variables, 156/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 130/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/287 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (OVERLAPS) 0/287 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Int declared 287/287 variables, and 500 constraints, problems are : Problem set: 0 solved, 130 unsolved in 6833 ms.
Refiners :[Domain max(s): 156/156 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 2/2 constraints]
After SMT, in 12306ms problems are : Problem set: 0 solved, 130 unsolved
Search for dead transitions found 0 dead transitions in 12307ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 12609 ms. Remains : 156/156 places, 131/131 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 183 steps (0 resets) in 5 ms. (30 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 141 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 56 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 1275 reset in 226 ms.
Product exploration explored 100000 steps with 1257 reset in 249 ms.
Built C files in :
/tmp/ltsmin6916620787994609259
[2024-05-29 05:47:37] [INFO ] Computing symmetric may disable matrix : 131 transitions.
[2024-05-29 05:47:37] [INFO ] Computation of Complete disable matrix. took 5 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-29 05:47:37] [INFO ] Computing symmetric may enable matrix : 131 transitions.
[2024-05-29 05:47:37] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-29 05:47:37] [INFO ] Computing Do-Not-Accords matrix : 131 transitions.
[2024-05-29 05:47:37] [INFO ] Computation of Completed DNA matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2024-05-29 05:47:37] [INFO ] Built C files in 28ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6916620787994609259
Running compilation step : cd /tmp/ltsmin6916620787994609259;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 337 ms.
Running link step : cd /tmp/ltsmin6916620787994609259;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 30 ms.
Running LTSmin : cd /tmp/ltsmin6916620787994609259;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202405141337/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased17608861596001533791.hoa' '--buchi-type=spotba'
LTSmin run took 2751 ms.
FORMULA ShieldPPPs-PT-005A-LTLCardinality-08 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ShieldPPPs-PT-005A-LTLCardinality-08 finished in 30412 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)))'
Support contains 3 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 1 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
// Phase 1: matrix 133 rows 158 cols
[2024-05-29 05:47:40] [INFO ] Computed 56 invariants in 2 ms
[2024-05-29 05:47:40] [INFO ] Implicit Places using invariants in 114 ms returned []
[2024-05-29 05:47:40] [INFO ] Invariant cache hit.
[2024-05-29 05:47:40] [INFO ] Implicit Places using invariants and state equation in 158 ms returned []
Implicit Place search using SMT with State Equation took 304 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:47:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:47:42] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 1 ms to minimize.
[2024-05-29 05:47:42] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 1 ms to minimize.
[2024-05-29 05:47:42] [INFO ] Deduced a trap composed of 14 places in 36 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 4062 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10595 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 14702ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 14703ms
Finished structural reductions in LTL mode , in 1 iterations and 15008 ms. Remains : 158/158 places, 133/133 transitions.
Stuttering acceptance computed with spot in 84 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-005A-LTLCardinality-13
Product exploration explored 100000 steps with 50000 reset in 206 ms.
Product exploration explored 100000 steps with 50000 reset in 217 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 22 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-005A-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-005A-LTLCardinality-13 finished in 15555 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 2 out of 158 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 156 transition count 131
Applied a total of 4 rules in 12 ms. Remains 156 /158 variables (removed 2) and now considering 131/133 (removed 2) transitions.
// Phase 1: matrix 131 rows 156 cols
[2024-05-29 05:47:55] [INFO ] Computed 56 invariants in 1 ms
[2024-05-29 05:47:56] [INFO ] Implicit Places using invariants in 177 ms returned []
[2024-05-29 05:47:56] [INFO ] Invariant cache hit.
[2024-05-29 05:47:56] [INFO ] Implicit Places using invariants and state equation in 141 ms returned []
Implicit Place search using SMT with State Equation took 332 ms to find 0 implicit places.
[2024-05-29 05:47:56] [INFO ] Redundant transitions in 2 ms returned []
Running 130 sub problems to find dead transitions.
[2024-05-29 05:47:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 155/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (OVERLAPS) 1/156 variables, 56/211 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 0/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (OVERLAPS) 131/287 variables, 156/368 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-29 05:47:57] [INFO ] Deduced a trap composed of 18 places in 20 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/287 variables, 1/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 0/369 constraints. Problems are: Problem set: 0 solved, 130 unsolved
[2024-05-29 05:47:59] [INFO ] Deduced a trap composed of 18 places in 31 ms of which 1 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/287 variables, 1/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 0/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 10 (OVERLAPS) 0/287 variables, 0/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Real declared 287/287 variables, and 370 constraints, problems are : Problem set: 0 solved, 130 unsolved in 5501 ms.
Refiners :[Domain max(s): 156/156 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 0 solved, 130 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/155 variables, 155/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/155 variables, 0/155 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 2 (OVERLAPS) 1/156 variables, 56/211 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/156 variables, 1/212 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 2/214 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 6 (OVERLAPS) 131/287 variables, 156/370 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 130/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/287 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
At refinement iteration 9 (OVERLAPS) 0/287 variables, 0/500 constraints. Problems are: Problem set: 0 solved, 130 unsolved
No progress, stopping.
After SMT solving in domain Int declared 287/287 variables, and 500 constraints, problems are : Problem set: 0 solved, 130 unsolved in 6869 ms.
Refiners :[Domain max(s): 156/156 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 156/156 constraints, PredecessorRefiner: 130/130 constraints, Known Traps: 2/2 constraints]
After SMT, in 12403ms problems are : Problem set: 0 solved, 130 unsolved
Search for dead transitions found 0 dead transitions in 12404ms
Starting structural reductions in SI_LTL mode, iteration 1 : 156/158 places, 131/133 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 12768 ms. Remains : 156/158 places, 131/133 transitions.
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-005A-LTLCardinality-14
Stuttering criterion allowed to conclude after 358 steps with 0 reset in 2 ms.
FORMULA ShieldPPPs-PT-005A-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-005A-LTLCardinality-14 finished in 12813 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)&&F(p1)&&X(p2)))'
Support contains 7 out of 158 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 158/158 places, 133/133 transitions.
Applied a total of 0 rules in 3 ms. Remains 158 /158 variables (removed 0) and now considering 133/133 (removed 0) transitions.
// Phase 1: matrix 133 rows 158 cols
[2024-05-29 05:48:08] [INFO ] Computed 56 invariants in 2 ms
[2024-05-29 05:48:08] [INFO ] Implicit Places using invariants in 168 ms returned []
[2024-05-29 05:48:08] [INFO ] Invariant cache hit.
[2024-05-29 05:48:09] [INFO ] Implicit Places using invariants and state equation in 130 ms returned []
Implicit Place search using SMT with State Equation took 299 ms to find 0 implicit places.
Running 132 sub problems to find dead transitions.
[2024-05-29 05:48:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 0/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (OVERLAPS) 133/291 variables, 158/372 constraints. Problems are: Problem set: 0 solved, 132 unsolved
[2024-05-29 05:48:10] [INFO ] Deduced a trap composed of 11 places in 34 ms of which 0 ms to minimize.
[2024-05-29 05:48:11] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 0 ms to minimize.
[2024-05-29 05:48:11] [INFO ] Deduced a trap composed of 14 places in 35 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/291 variables, 3/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (OVERLAPS) 0/291 variables, 0/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Real declared 291/291 variables, and 375 constraints, problems are : Problem set: 0 solved, 132 unsolved in 3986 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 0 solved, 132 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/157 variables, 157/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/157 variables, 0/157 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 2 (OVERLAPS) 1/158 variables, 56/213 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/158 variables, 1/214 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/158 variables, 3/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/158 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 6 (OVERLAPS) 133/291 variables, 158/375 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/291 variables, 132/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
At refinement iteration 9 (OVERLAPS) 0/291 variables, 0/507 constraints. Problems are: Problem set: 0 solved, 132 unsolved
No progress, stopping.
After SMT solving in domain Int declared 291/291 variables, and 507 constraints, problems are : Problem set: 0 solved, 132 unsolved in 10561 ms.
Refiners :[Domain max(s): 158/158 constraints, Positive P Invariants (semi-flows): 56/56 constraints, State Equation: 158/158 constraints, PredecessorRefiner: 132/132 constraints, Known Traps: 3/3 constraints]
After SMT, in 14563ms problems are : Problem set: 0 solved, 132 unsolved
Search for dead transitions found 0 dead transitions in 14564ms
Finished structural reductions in LTL mode , in 1 iterations and 14867 ms. Remains : 158/158 places, 133/133 transitions.
Stuttering acceptance computed with spot in 147 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (NOT p0), (NOT p1), (NOT p2), true]
Running random walk in product with property : ShieldPPPs-PT-005A-LTLCardinality-15
Product exploration explored 100000 steps with 50000 reset in 207 ms.
Product exploration explored 100000 steps with 50000 reset in 223 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1 p2), (X p2), (X p1), (X (NOT p0)), (X (X p1)), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 33 ms. Reduced automaton from 5 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-005A-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-005A-LTLCardinality-15 finished in 15496 ms.
All properties solved by simple procedures.
Total runtime 207955 ms.

BK_STOP 1716961704332

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldPPPs-PT-005A"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is ShieldPPPs-PT-005A, 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 r356-tall-171683761000419"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-005A.tgz
mv ShieldPPPs-PT-005A 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 ;