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.r355-tall-171683758900499.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool greatspnxred
Input is ShieldPPPs-PT-050A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r355-tall-171683758900499
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 892K
-rw-r--r-- 1 mcc users 7.3K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K 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 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.5K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K May 19 07:16 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K May 19 16:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 19 07:32 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 19:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 13 11:37 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 123K Apr 13 11:37 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Apr 13 11:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 63K Apr 13 11:33 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 447K 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-050A-LTLCardinality-00
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-01
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-02
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-03
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-04
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-05
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-06
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-07
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-08
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-09
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-10
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-11
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-12
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-13
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-14
FORMULA_NAME ShieldPPPs-PT-050A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1716990485100

Invoking MCC driver with
BK_TOOL=greatspnxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPs-PT-050A
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2024-05-29 13:48:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-29 13:48:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 13:48:06] [INFO ] Load time of PNML (sax parser for PT used): 155 ms
[2024-05-29 13:48:06] [INFO ] Transformed 1553 places.
[2024-05-29 13:48:06] [INFO ] Transformed 1303 transitions.
[2024-05-29 13:48:06] [INFO ] Found NUPN structural information;
[2024-05-29 13:48:06] [INFO ] Parsed PT model containing 1553 places and 1303 transitions and 5006 arcs in 316 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 3 formulas.
FORMULA ShieldPPPs-PT-050A-LTLCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-050A-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-050A-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-050A-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-050A-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-050A-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPs-PT-050A-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 25 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 193 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
// Phase 1: matrix 1303 rows 1553 cols
[2024-05-29 13:48:07] [INFO ] Computed 551 invariants in 44 ms
[2024-05-29 13:48:08] [INFO ] Implicit Places using invariants in 1101 ms returned []
[2024-05-29 13:48:08] [INFO ] Invariant cache hit.
[2024-05-29 13:48:09] [INFO ] Implicit Places using invariants and state equation in 1766 ms returned []
Implicit Place search using SMT with State Equation took 2900 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 13:48:09] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30040 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30025 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60625ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60658ms
Finished structural reductions in LTL mode , in 1 iterations and 63779 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Support contains 25 out of 1553 places after structural reductions.
[2024-05-29 13:49:11] [INFO ] Flatten gal took : 219 ms
[2024-05-29 13:49:11] [INFO ] Flatten gal took : 110 ms
[2024-05-29 13:49:11] [INFO ] Input system was already deterministic with 1303 transitions.
RANDOM walk for 40000 steps (10 resets) in 1826 ms. (21 steps per ms) remains 1/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 572 ms. (69 steps per ms) remains 1/1 properties
[2024-05-29 13:49:12] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 5/7 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1546/1553 variables, 549/558 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1553 variables, 1546/2104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1553 variables, 0/2104 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1303/2856 variables, 1553/3657 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-29 13:49:13] [INFO ] Deduced a trap composed of 28 places in 318 ms of which 44 ms to minimize.
[2024-05-29 13:49:13] [INFO ] Deduced a trap composed of 18 places in 278 ms of which 13 ms to minimize.
[2024-05-29 13:49:14] [INFO ] Deduced a trap composed of 18 places in 265 ms of which 4 ms to minimize.
[2024-05-29 13:49:14] [INFO ] Deduced a trap composed of 18 places in 243 ms of which 4 ms to minimize.
[2024-05-29 13:49:14] [INFO ] Deduced a trap composed of 28 places in 253 ms of which 5 ms to minimize.
[2024-05-29 13:49:15] [INFO ] Deduced a trap composed of 18 places in 216 ms of which 5 ms to minimize.
[2024-05-29 13:49:15] [INFO ] Deduced a trap composed of 18 places in 205 ms of which 4 ms to minimize.
[2024-05-29 13:49:15] [INFO ] Deduced a trap composed of 18 places in 204 ms of which 4 ms to minimize.
[2024-05-29 13:49:15] [INFO ] Deduced a trap composed of 18 places in 225 ms of which 4 ms to minimize.
[2024-05-29 13:49:16] [INFO ] Deduced a trap composed of 24 places in 223 ms of which 7 ms to minimize.
[2024-05-29 13:49:16] [INFO ] Deduced a trap composed of 18 places in 203 ms of which 5 ms to minimize.
[2024-05-29 13:49:16] [INFO ] Deduced a trap composed of 40 places in 179 ms of which 4 ms to minimize.
[2024-05-29 13:49:16] [INFO ] Deduced a trap composed of 24 places in 185 ms of which 4 ms to minimize.
[2024-05-29 13:49:16] [INFO ] Deduced a trap composed of 18 places in 181 ms of which 3 ms to minimize.
[2024-05-29 13:49:17] [INFO ] Deduced a trap composed of 18 places in 184 ms of which 3 ms to minimize.
SMT process timed out in 5092ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 1553 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 4 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1551 transition count 1301
Partial Free-agglomeration rule applied 447 times.
Drop transitions (Partial Free agglomeration) removed 447 transitions
Iterating global reduction 0 with 447 rules applied. Total rules applied 451 place count 1551 transition count 1301
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 452 place count 1550 transition count 1300
Applied a total of 452 rules in 346 ms. Remains 1550 /1553 variables (removed 3) and now considering 1300/1303 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 346 ms. Remains : 1550/1553 places, 1300/1303 transitions.
RANDOM walk for 7617 steps (0 resets) in 213 ms. (35 steps per ms) remains 0/1 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' '!(X(X(F(p0))))'
Support contains 2 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 43 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
[2024-05-29 13:49:17] [INFO ] Invariant cache hit.
[2024-05-29 13:49:18] [INFO ] Implicit Places using invariants in 877 ms returned []
[2024-05-29 13:49:18] [INFO ] Invariant cache hit.
[2024-05-29 13:49:20] [INFO ] Implicit Places using invariants and state equation in 1729 ms returned []
Implicit Place search using SMT with State Equation took 2617 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 13:49:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30033 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30029 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60483ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60496ms
Finished structural reductions in LTL mode , in 1 iterations and 63162 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Stuttering acceptance computed with spot in 298 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-01
Product exploration explored 100000 steps with 33333 reset in 2484 ms.
Product exploration explored 100000 steps with 33333 reset in 2496 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 (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 21 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPs-PT-050A-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-01 finished in 68566 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(p0))))'
Support contains 3 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 37 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
[2024-05-29 13:50:26] [INFO ] Invariant cache hit.
[2024-05-29 13:50:27] [INFO ] Implicit Places using invariants in 830 ms returned []
[2024-05-29 13:50:27] [INFO ] Invariant cache hit.
[2024-05-29 13:50:29] [INFO ] Implicit Places using invariants and state equation in 1757 ms returned []
Implicit Place search using SMT with State Equation took 2590 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 13:50:29] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30027 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30022 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60420ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60434ms
Finished structural reductions in LTL mode , in 1 iterations and 63064 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Stuttering acceptance computed with spot in 120 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-03
Product exploration explored 100000 steps with 33 reset in 1068 ms.
Stuttering criterion allowed to conclude after 12475 steps with 3 reset in 163 ms.
FORMULA ShieldPPPs-PT-050A-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-03 finished in 64438 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)&&F(G(p1)))))'
Support contains 4 out of 1553 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1551 transition count 1301
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 1550 transition count 1300
Applied a total of 4 rules in 168 ms. Remains 1550 /1553 variables (removed 3) and now considering 1300/1303 (removed 3) transitions.
// Phase 1: matrix 1300 rows 1550 cols
[2024-05-29 13:51:31] [INFO ] Computed 551 invariants in 6 ms
[2024-05-29 13:51:31] [INFO ] Implicit Places using invariants in 822 ms returned []
[2024-05-29 13:51:31] [INFO ] Invariant cache hit.
[2024-05-29 13:51:33] [INFO ] Implicit Places using invariants and state equation in 1650 ms returned []
Implicit Place search using SMT with State Equation took 2474 ms to find 0 implicit places.
[2024-05-29 13:51:33] [INFO ] Redundant transitions in 98 ms returned []
Running 1298 sub problems to find dead transitions.
[2024-05-29 13:51:33] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2850 variables, and 2101 constraints, problems are : Problem set: 0 solved, 1298 unsolved in 30026 ms.
Refiners :[Domain max(s): 1550/1550 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1550 constraints, PredecessorRefiner: 1298/1298 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1298 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1550/2850 variables, and 2101 constraints, problems are : Problem set: 0 solved, 1298 unsolved in 30022 ms.
Refiners :[Domain max(s): 1550/1550 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1550 constraints, PredecessorRefiner: 0/1298 constraints, Known Traps: 0/0 constraints]
After SMT, in 60292ms problems are : Problem set: 0 solved, 1298 unsolved
Search for dead transitions found 0 dead transitions in 60306ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1550/1553 places, 1300/1303 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63060 ms. Remains : 1550/1553 places, 1300/1303 transitions.
Stuttering acceptance computed with spot in 149 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-05
Product exploration explored 100000 steps with 62 reset in 1054 ms.
Product exploration explored 100000 steps with 61 reset in 1303 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 90 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 110 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
RANDOM walk for 7548 steps (0 resets) in 189 ms. (39 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 140 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 98 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Support contains 4 out of 1550 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1550/1550 places, 1300/1300 transitions.
Applied a total of 0 rules in 57 ms. Remains 1550 /1550 variables (removed 0) and now considering 1300/1300 (removed 0) transitions.
[2024-05-29 13:52:37] [INFO ] Invariant cache hit.
[2024-05-29 13:52:38] [INFO ] Implicit Places using invariants in 828 ms returned []
[2024-05-29 13:52:38] [INFO ] Invariant cache hit.
[2024-05-29 13:52:39] [INFO ] Implicit Places using invariants and state equation in 1659 ms returned []
Implicit Place search using SMT with State Equation took 2490 ms to find 0 implicit places.
[2024-05-29 13:52:39] [INFO ] Redundant transitions in 23 ms returned []
Running 1298 sub problems to find dead transitions.
[2024-05-29 13:52:39] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2850 variables, and 2101 constraints, problems are : Problem set: 0 solved, 1298 unsolved in 30022 ms.
Refiners :[Domain max(s): 1550/1550 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1550 constraints, PredecessorRefiner: 1298/1298 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1298 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
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org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1550/2850 variables, and 2101 constraints, problems are : Problem set: 0 solved, 1298 unsolved in 30026 ms.
Refiners :[Domain max(s): 1550/1550 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1550 constraints, PredecessorRefiner: 0/1298 constraints, Known Traps: 0/0 constraints]
After SMT, in 60271ms problems are : Problem set: 0 solved, 1298 unsolved
Search for dead transitions found 0 dead transitions in 60284ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62866 ms. Remains : 1550/1550 places, 1300/1300 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 74 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 104 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
RANDOM walk for 7091 steps (0 resets) in 101 ms. (69 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 p1), (X p0), (X p1), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT p1))]
Knowledge based reduction with 5 factoid took 121 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 3 states, 6 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 108 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 109 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Product exploration explored 100000 steps with 62 reset in 1021 ms.
Product exploration explored 100000 steps with 62 reset in 1246 ms.
Support contains 4 out of 1550 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1550/1550 places, 1300/1300 transitions.
Applied a total of 0 rules in 46 ms. Remains 1550 /1550 variables (removed 0) and now considering 1300/1300 (removed 0) transitions.
[2024-05-29 13:53:43] [INFO ] Invariant cache hit.
[2024-05-29 13:53:43] [INFO ] Implicit Places using invariants in 782 ms returned []
[2024-05-29 13:53:43] [INFO ] Invariant cache hit.
[2024-05-29 13:53:45] [INFO ] Implicit Places using invariants and state equation in 1555 ms returned []
Implicit Place search using SMT with State Equation took 2338 ms to find 0 implicit places.
[2024-05-29 13:53:45] [INFO ] Redundant transitions in 26 ms returned []
Running 1298 sub problems to find dead transitions.
[2024-05-29 13:53:45] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2850 variables, and 2101 constraints, problems are : Problem set: 0 solved, 1298 unsolved in 30023 ms.
Refiners :[Domain max(s): 1550/1550 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1550 constraints, PredecessorRefiner: 1298/1298 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1298 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1298 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1550/2850 variables, and 2101 constraints, problems are : Problem set: 0 solved, 1298 unsolved in 30024 ms.
Refiners :[Domain max(s): 1550/1550 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1550 constraints, PredecessorRefiner: 0/1298 constraints, Known Traps: 0/0 constraints]
After SMT, in 60264ms problems are : Problem set: 0 solved, 1298 unsolved
Search for dead transitions found 0 dead transitions in 60277ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62697 ms. Remains : 1550/1550 places, 1300/1300 transitions.
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-05 finished in 194980 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 2 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 34 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
// Phase 1: matrix 1303 rows 1553 cols
[2024-05-29 13:54:45] [INFO ] Computed 551 invariants in 8 ms
[2024-05-29 13:54:46] [INFO ] Implicit Places using invariants in 926 ms returned []
[2024-05-29 13:54:46] [INFO ] Invariant cache hit.
[2024-05-29 13:54:48] [INFO ] Implicit Places using invariants and state equation in 1698 ms returned []
Implicit Place search using SMT with State Equation took 2635 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 13:54:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30026 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30024 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60403ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60416ms
Finished structural reductions in LTL mode , in 1 iterations and 63088 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 1649 steps with 0 reset in 19 ms.
FORMULA ShieldPPPs-PT-050A-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-07 finished in 63219 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(X((X(p0) U !p1))))'
Support contains 4 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 38 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
[2024-05-29 13:55:49] [INFO ] Invariant cache hit.
[2024-05-29 13:55:49] [INFO ] Implicit Places using invariants in 803 ms returned []
[2024-05-29 13:55:49] [INFO ] Invariant cache hit.
[2024-05-29 13:55:51] [INFO ] Implicit Places using invariants and state equation in 1688 ms returned []
Implicit Place search using SMT with State Equation took 2493 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 13:55:51] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s130 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30024 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30029 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60368ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60381ms
Finished structural reductions in LTL mode , in 1 iterations and 62915 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Stuttering acceptance computed with spot in 123 ms :[p1, p1, (OR (NOT p0) p1), true]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-08
Product exploration explored 100000 steps with 1019 reset in 907 ms.
Product exploration explored 100000 steps with 1021 reset in 1081 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 p1 p0), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 83 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 127 ms :[p1, p1, (OR (NOT p0) p1), true]
RANDOM walk for 2096 steps (0 resets) in 29 ms. (69 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 p0), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND p1 p0))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 154 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[p1, p1, (OR (NOT p0) p1), true]
Stuttering acceptance computed with spot in 114 ms :[p1, p1, (OR (NOT p0) p1), true]
[2024-05-29 13:56:54] [INFO ] Invariant cache hit.
[2024-05-29 13:56:56] [INFO ] [Real]Absence check using 551 positive place invariants in 730 ms returned sat
[2024-05-29 13:57:04] [INFO ] [Real]Absence check using state equation in 7705 ms returned sat
[2024-05-29 13:57:04] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 13:57:06] [INFO ] [Nat]Absence check using 551 positive place invariants in 484 ms returned sat
[2024-05-29 13:57:11] [INFO ] [Nat]Absence check using state equation in 5893 ms returned sat
[2024-05-29 13:57:12] [INFO ] Computed and/alt/rep : 1302/3603/1302 causal constraints (skipped 0 transitions) in 77 ms.
Could not prove EG p1
Support contains 4 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 33 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
[2024-05-29 13:57:19] [INFO ] Invariant cache hit.
[2024-05-29 13:57:20] [INFO ] Implicit Places using invariants in 820 ms returned []
[2024-05-29 13:57:20] [INFO ] Invariant cache hit.
[2024-05-29 13:57:22] [INFO ] Implicit Places using invariants and state equation in 1755 ms returned []
Implicit Place search using SMT with State Equation took 2576 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 13:57:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
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(s1512 timeout
1.0)
(s1513 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30027 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30023 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60399ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60418ms
Finished structural reductions in LTL mode , in 1 iterations and 63030 ms. Remains : 1553/1553 places, 1303/1303 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 p1 p0), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 82 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[p1, p1, (OR (NOT p0) p1), true]
RANDOM walk for 1746 steps (0 resets) in 24 ms. (69 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 p0), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND p1 p0))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 145 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 113 ms :[p1, p1, (OR (NOT p0) p1), true]
Stuttering acceptance computed with spot in 115 ms :[p1, p1, (OR (NOT p0) p1), true]
[2024-05-29 13:58:23] [INFO ] Invariant cache hit.
[2024-05-29 13:58:24] [INFO ] [Real]Absence check using 551 positive place invariants in 619 ms returned sat
[2024-05-29 13:58:32] [INFO ] [Real]Absence check using state equation in 7267 ms returned sat
[2024-05-29 13:58:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 13:58:33] [INFO ] [Nat]Absence check using 551 positive place invariants in 459 ms returned sat
[2024-05-29 13:58:39] [INFO ] [Nat]Absence check using state equation in 5475 ms returned sat
[2024-05-29 13:58:39] [INFO ] Computed and/alt/rep : 1302/3603/1302 causal constraints (skipped 0 transitions) in 73 ms.
Could not prove EG p1
Stuttering acceptance computed with spot in 128 ms :[p1, p1, (OR (NOT p0) p1), true]
Product exploration explored 100000 steps with 1025 reset in 912 ms.
Product exploration explored 100000 steps with 1019 reset in 1092 ms.
Applying partial POR strategy [false, false, true, true]
Stuttering acceptance computed with spot in 109 ms :[p1, p1, (OR (NOT p0) p1), true]
Support contains 4 out of 1553 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 2 places in 3 ms
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 1553 transition count 1303
Deduced a syphon composed of 2 places in 3 ms
Applied a total of 2 rules in 226 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
[2024-05-29 13:58:49] [INFO ] Redundant transitions in 23 ms returned []
Running 1302 sub problems to find dead transitions.
// Phase 1: matrix 1303 rows 1553 cols
[2024-05-29 13:58:49] [INFO ] Computed 551 invariants in 11 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30032 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30024 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60421ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60433ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1553/1553 places, 1303/1303 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 60693 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Support contains 4 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 35 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
// Phase 1: matrix 1303 rows 1553 cols
[2024-05-29 13:59:50] [INFO ] Computed 551 invariants in 4 ms
[2024-05-29 13:59:51] [INFO ] Implicit Places using invariants in 806 ms returned []
[2024-05-29 13:59:51] [INFO ] Invariant cache hit.
[2024-05-29 13:59:52] [INFO ] Implicit Places using invariants and state equation in 1707 ms returned []
Implicit Place search using SMT with State Equation took 2527 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 13:59:52] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
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(s378 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30020 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30018 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60387ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60398ms
Finished structural reductions in LTL mode , in 1 iterations and 62964 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-08 finished in 304375 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 1553 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1551 transition count 1301
Applied a total of 4 rules in 102 ms. Remains 1551 /1553 variables (removed 2) and now considering 1301/1303 (removed 2) transitions.
// Phase 1: matrix 1301 rows 1551 cols
[2024-05-29 14:00:53] [INFO ] Computed 551 invariants in 10 ms
[2024-05-29 14:00:54] [INFO ] Implicit Places using invariants in 843 ms returned []
[2024-05-29 14:00:54] [INFO ] Invariant cache hit.
[2024-05-29 14:00:56] [INFO ] Implicit Places using invariants and state equation in 1796 ms returned []
Implicit Place search using SMT with State Equation took 2640 ms to find 0 implicit places.
[2024-05-29 14:00:56] [INFO ] Redundant transitions in 26 ms returned []
Running 1300 sub problems to find dead transitions.
[2024-05-29 14:00:56] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
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(s382 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2852 variables, and 1550 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30024 ms.
Refiners :[Domain max(s): 1550/1551 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 1300/1300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 2 (OVERLAPS) 1/1551 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1551 variables, 1/2102 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1551/2852 variables, and 2102 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30029 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 0/1300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60373ms problems are : Problem set: 0 solved, 1300 unsolved
Search for dead transitions found 0 dead transitions in 60385ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1551/1553 places, 1301/1303 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 63160 ms. Remains : 1551/1553 places, 1301/1303 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-09
Product exploration explored 100000 steps with 29 reset in 1077 ms.
Product exploration explored 100000 steps with 30 reset in 1292 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 : [(NOT p0), (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 87 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
RANDOM walk for 4 steps (0 resets) in 6 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X p0), (X (X p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 79 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
[2024-05-29 14:01:59] [INFO ] Invariant cache hit.
[2024-05-29 14:02:01] [INFO ] [Real]Absence check using 551 positive place invariants in 694 ms returned sat
[2024-05-29 14:02:10] [INFO ] [Real]Absence check using state equation in 9111 ms returned sat
[2024-05-29 14:02:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 14:02:12] [INFO ] [Nat]Absence check using 551 positive place invariants in 521 ms returned sat
[2024-05-29 14:02:17] [INFO ] [Nat]Absence check using state equation in 5615 ms returned sat
[2024-05-29 14:02:17] [INFO ] Deduced a trap composed of 16 places in 31 ms of which 1 ms to minimize.
[2024-05-29 14:02:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 154 ms
[2024-05-29 14:02:17] [INFO ] Computed and/alt/rep : 1300/3607/1300 causal constraints (skipped 0 transitions) in 74 ms.
Could not prove EG (NOT p0)
Support contains 2 out of 1551 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1551/1551 places, 1301/1301 transitions.
Applied a total of 0 rules in 51 ms. Remains 1551 /1551 variables (removed 0) and now considering 1301/1301 (removed 0) transitions.
[2024-05-29 14:02:25] [INFO ] Invariant cache hit.
[2024-05-29 14:02:26] [INFO ] Implicit Places using invariants in 792 ms returned []
[2024-05-29 14:02:26] [INFO ] Invariant cache hit.
[2024-05-29 14:02:27] [INFO ] Implicit Places using invariants and state equation in 1742 ms returned []
Implicit Place search using SMT with State Equation took 2536 ms to find 0 implicit places.
[2024-05-29 14:02:27] [INFO ] Redundant transitions in 21 ms returned []
Running 1300 sub problems to find dead transitions.
[2024-05-29 14:02:28] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s522 1.0)
(s523 1.0)
(s524 1.0)
(s525 1.0)
(s526 1.0)
(s527 1.0)
(s528 1.0)
(s529 1.0)
(s530 1.0)
(s531 1.0)
(s532 1.0)
(s533 1.0)
(s534 1.0)
(s535 1.0)
(s536 1.0)
(s537 1.0)
(s538 1.0)
(s539 1.0)
(s540 1.0)
(s541 1.0)
(s542 1.0)
(s543 1.0)
(s544 1.0)
(s545 1.0)
(s546 1.0)
(s547 1.0)
(s548 1.0)
(s549 1.0)
(s550 1.0)
(s551 1.0)
(s552 1.0)
(s553 1.0)
(s554 1.0)
(s555 1.0)
(s556 1.0)
(s557 1.0)
(s558 1.0)
(s559 1.0)
(s560 1.0)
(s561 1.0)
(s562 1.0)
(s563 1.0)
(s564 1.0)
(s565 1.0)
(s566 1.0)
(s567 1.0)
(s568 1.0)
(s569 1.0)
(s570 1.0)
(s571 1.0)
(s572 1.0)
(s573 1.0)
(s574 1.0)
(s575 1.0)
(s576 1.0)
(s577 1.0)
(s578 1.0)
(s579 1.0)
(s580 1.0)
(s581 1.0)
(s582 1.0)
(s583 1.0)
(s584 1.0)
(s585 1.0)
(s586 1.0)
(s587 1.0)
(s588 1.0)
(s589 1.0)
(s590 1.0)
(s591 1.0)
(s592 1.0)
(s593 1.0)
(s594 1.0)
(s595 1.0)
(s596 1.0)
(s597 1.0)
(s598 1.0)
(s599 1.0)
(s600 1.0)
(s601 1.0)
(s602 1.0)
(s603 1.0)
(s604 1.0)
(s605 1.0)
(s606 1.0)
(s607 1.0)
(s608 1.0)
(s609 1.0)
(s610 1.0)
(s611 1.0)
(s612 1.0)
(s613 1.0)
(s614 1.0)
(s615 1.0)
(s616 1.0)
(s617 1.0)
(s618 1.0)
(s619 1.0)
(s620 1.0)
(s621 1.0)
(s622 1.0)
(s623 1.0)
(s624 1.0)
(s625 1.0)
(s626 1.0)
(s627 1.0)
(s628 1.0)
(s629 1.0)
(s630 1.0)
(s631 1.0)
(s632 1.0)
(s633 1.0)
(s634 1.0)
(s635 1.0)
(s636 1.0)
(s637 1.0)
(s638 1.0)
(s639 1.0)
(s640 1.0)
(s641 1.0)
(s642 1.0)
(s643 1.0)
(s644 1.0)
(s645 1.0)
(s646 1.0)
(s647 1.0)
(s648 1.0)
(s649 1.0)
(s650 1.0)
(s651 1.0)
(s652 1.0)
(s653 1.0)
(s654 1.0)
(s655 1.0)
(s656 1.0)
(s657 1.0)
(s658 1.0)
(s659 1.0)
(s660 1.0)
(s661 1.0)
(s662 1.0)
(s663 1.0)
(s664 1.0)
(s665 1.0)
(s666 1.0)
(s667 1.0)
(s668 1.0)
(s669 1.0)
(s670 1.0)
(s671 1.0)
(s672 1.0)
(s673 1.0)
(s674 1.0)
(s675 1.0)
(s676 1.0)
(s677 1.0)
(s678 1.0)
(s679 1.0)
(s680 1.0)
(s681 1.0)
(s682 1.0)
(s683 1.0)
(s684 1.0)
(s685 1.0)
(s686 1.0)
(s687 1.0)
(s688 1.0)
(s689 1.0)
(s690 1.0)
(s691 1.0)
(s692 1.0)
(s693 1.0)
(s694 1.0)
(s695 1.0)
(s696 1.0)
(s697 1.0)
(s698 1.0)
(s699 1.0)
(s700 1.0)
(s701 1.0)
(s702 1.0)
(s703 1.0)
(s704 1.0)
(s705 1.0)
(s706 1.0)
(s707 1.0)
(s708 1.0)
(s709 1.0)
(s710 1.0)
(s711 1.0)
(s712 1.0)
(s713 1.0)
(s714 1.0)
(s715 1.0)
(s716 1.0)
(s717 1.0)
(s718 1.0)
(s719 1.0)
(s720 1.0)
(s721 1.0)
(s722 1.0)
(s723 1.0)
(s724 1.0)
(s725 1.0)
(s726 1.0)
(s727 1.0)
(s728 1.0)
(s729 1.0)
(s730 1.0)
(s731 1.0)
(s732 1.0)
(s733 1.0)
(s734 1.0)
(s735 1.0)
(s736 1.0)
(s737 1.0)
(s738 1.0)
(s739 1.0)
(s740 1.0)
(s741 1.0)
(s742 1.0)
(s743 1.0)
(s744 1.0)
(s745 1.0)
(s746 1.0)
(s747 1.0)
(s748 1.0)
(s749 1.0)
(s750 1.0)
(s751 1.0)
(s752 1.0)
(s753 1.0)
(s754 1.0)
(s755 1.0)
(s756 1.0)
(s757 1.0)
(s758 1.0)
(s759 1.0)
(s760 1.0)
(s761 1.0)
(s762 1.0)
(s763 1.0)
(s764 1.0)
(s765 1.0)
(s766 1.0)
(s767 1.0)
(s768 1.0)
(s769 1.0)
(s770 1.0)
(s771 1.0)
(s772 1.0)
(s773 1.0)
(s774 1.0)
(s775 1.0)
(s776 1.0)
(s777 1.0)
(s778 1.0)
(s779 1.0)
(s780 1.0)
(s781 1.0)
(s782 1.0)
(s783 1.0)
(s784 1.0)
(s785 1.0)
(s786 1.0)
(s787 1.0)
(s788 1.0)
(s789 1.0)
(s790 1.0)
(s791 1.0)
(s792 1.0)
(s793 1.0)
(s794 1.0)
(s795 1.0)
(s796 1.0)
(s797 1.0)
(s798 1.0)
(s799 1.0)
(s800 1.0)
(s801 1.0)
(s802 1.0)
(s803 1.0)
(s804 1.0)
(s805 1.0)
(s806 1.0)
(s807 1.0)
(s808 1.0)
(s809 1.0)
(s810 1.0)
(s811 1.0)
(s812 1.0)
(s813 1.0)
(s814 1.0)
(s815 1.0)
(s816 1.0)
(s817 1.0)
(s818 1.0)
(s819 1.0)
(s820 1.0)
(s821 1.0)
(s822 1.0)
(s823 1.0)
(s824 1.0)
(s825 1.0)
(s826 1.0)
(s827 1.0)
(s828 1.0)
(s829 1.0)
(s830 1.0)
(s831 1.0)
(s832 1.0)
(s833 1.0)
(s834 1.0)
(s835 1.0)
(s836 1.0)
(s837 1.0)
(s838 1.0)
(s839 1.0)
(s840 1.0)
(s841 1.0)
(s842 1.0)
(s843 1.0)
(s844 1.0)
(s845 1.0)
(s846 1.0)
(s847 1.0)
(s848 1.0)
(s849 1.0)
(s850 1.0)
(s851 1.0)
(s852 1.0)
(s853 1.0)
(s854 1.0)
(s855 1.0)
(s856 1.0)
(s857 1.0)
(s858 1.0)
(s859 1.0)
(s860 1.0)
(s861 1.0)
(s862 1.0)
(s863 1.0)
(s864 1.0)
(s865 1.0)
(s866 1.0)
(s867 1.0)
(s868 1.0)
(s869 1.0)
(s870 1.0)
(s871 1.0)
(s872 1.0)
(s873 1.0)
(s874 1.0)
(s875 1.0)
(s876 1.0)
(s877 1.0)
(s878 1.0)
(s879 1.0)
(s880 1.0)
(s881 1.0)
(s882 1.0)
(s883 1.0)
(s884 1.0)
(s885 1.0)
(s886 1.0)
(s887 1.0)
(s888 1.0)
(s889 1.0)
(s890 1.0)
(s891 1.0)
(s892 1.0)
(s893 1.0)
(s894 1.0)
(s895 1.0)
(s896 1.0)
(s897 1.0)
(s898 1.0)
(s899 1.0)
(s900 1.0)
(s901 1.0)
(s902 1.0)
(s903 1.0)
(s904 1.0)
(s905 1.0)
(s906 1.0)
(s907 1.0)
(s908 1.0)
(s909 1.0)
(s910 1.0)
(s911 1.0)
(s912 1.0)
(s913 1.0)
(s914 1.0)
(s915 1.0)
(s916 1.0)
(s917 1.0)
(s918 1.0)
(s919 1.0)
(s920 1.0)
(s921 1.0)
(s922 1.0)
(s923 1.0)
(s924 1.0)
(s925 1.0)
(s926 1.0)
(s927 1.0)
(s928 1.0)
(s929 1.0)
(s930 1.0)
(s931 1.0)
(s932 1.0)
(s933 1.0)
(s934 1.0)
(s935 1.0)
(s936 1.0)
(s937 1.0)
(s938 1.0)
(s939 1.0)
(s940 1.0)
(s941 1.0)
(s942 1.0)
(s943 1.0)
(s944 1.0)
(s945 1.0)
(s946 1.0)
(s947 1.0)
(s948 1.0)
(s949 1.0)
(s950 1.0)
(s951 1.0)
(s952 1.0)
(s953 1.0)
(s954 1.0)
(s955 1.0)
(s956 1.0)
(s957 1.0)
(s958 1.0)
(s959 1.0)
(s960 1.0)
(s961 1.0)
(s962 1.0)
(s963 1.0)
(s964 1.0)
(s965 1.0)
(s966 1.0)
(s967 1.0)
(s968 1.0)
(s969 1.0)
(s970 1.0)
(s971 1.0)
(s972 1.0)
(s973 1.0)
(s974 1.0)
(s975 1.0)
(s976 1.0)
(s977 1.0)
(s978 1.0)
(s979 1.0)
(s980 1.0)
(s981 1.0)
(s982 1.0)
(s983 1.0)
(s984 1.0)
(s985 1.0)
(s986 1.0)
(s987 1.0)
(s988 1.0)
(s989 1.0)
(s990 1.0)
(s991 1.0)
(s992 1.0)
(s993 1.0)
(s994 1.0)
(s995 1.0)
(s996 1.0)
(s997 1.0)
(s998 1.0)
(s999 1.0)
(s1000 1.0)
(s1001 1.0)
(s1002 1.0)
(s1003 1.0)
(s1004 1.0)
(s1005 1.0)
(s1006 1.0)
(s1007 1.0)
(s1008 1.0)
(s1009 1.0)
(s1010 1.0)
(s1011 1.0)
(s1012 1.0)
(s1013 1.0)
(s1014 1.0)
(s1015 1.0)
(s1016 1.0)
(s1017 1.0)
(s1018 1.0)
(s1019 1.0)
(s1020 1.0)
(s1021 1.0)
(s1022 1.0)
(s1023 1.0)
(s1024 1.0)
(s1025 1.0)
(s1026 1.0)
(s1027 1.0)
(s1028 1.0)
(s1029 1.0)
(s1030 1.0)
(s1031 1.0)
(s1032 1.0)
(s1033 1.0)
(s1034 1.0)
(s1035 1.0)
(s1036 1.0)
(s1037 1.0)
(s1038 1.0)
(s1039 1.0)
(s1040 1.0)
(s1041 1.0)
(s1042 1.0)
(s1043 1.0)
(s1044 1.0)
(s1045 1.0)
(s1046 1.0)
(s1047 1.0)
(s1048 1.0)
(s1049 1.0)
(s1050 1.0)
(s1051 1.0)
(s1052 1.0)
(s1053 1.0)
(s1054 1.0)
(s1055 1.0)
(s1056 1.0)
(s1057 1.0)
(s1058 1.0)
(s1059 1.0)
(s1060 1.0)
(s1061 1.0)
(s1062 1.0)
(s1063 1.0)
(s1064 1.0)
(s1065 1.0)
(s1066 1.0)
(s1067 1.0)
(s1068 1.0)
(s1069 1.0)
(s1070 1.0)
(s1071 1.0)
(s1072 1.0)
(s1073 1.0)
(s1074 1.0)
(s1075 1.0)
(s1076 1.0)
(s1077 1.0)
(s1078 1.0)
(s1079 1.0)
(s1080 1.0)
(s1081 1.0)
(s1082 1.0)
(s1083 1.0)
(s1084 1.0)
(s1085 1.0)
(s1086 1.0)
(s1087 1.0)
(s1088 1.0)
(s1089 1.0)
(s1090 1.0)
(s1091 1.0)
(s1092 1.0)
(s1093 1.0)
(s1094 1.0)
(s1095 1.0)
(s1096 1.0)
(s1097 1.0)
(s1098 1.0)
(s1099 1.0)
(s1100 1.0)
(s1101 1.0)
(s1102 1.0)
(s1103 1.0)
(s1104 1.0)
(s1105 1.0)
(s1106 1.0)
(s1107 1.0)
(s1108 1.0)
(s1109 1.0)
(s1110 1.0)
(s1111 1.0)
(s1112 1.0)
(s1113 1.0)
(s1114 1.0)
(s1115 1.0)
(s1116 1.0)
(s1117 1.0)
(s1118 1.0)
(s1119 1.0)
(s1120 1.0)
(s1121 1.0)
(s1122 1.0)
(s1123 1.0)
(s1124 1.0)
(s1125 1.0)
(s1126 1.0)
(s1127 1.0)
(s1128 1.0)
(s1129 1.0)
(s1130 1.0)
(s1131 1.0)
(s1132 1.0)
(s1133 1.0)
(s1134 1.0)
(s1135 1.0)
(s1136 1.0)
(s1137 1.0)
(s1138 1.0)
(s1139 1.0)
(s1140 1.0)
(s1141 1.0)
(s1142 1.0)
(s1143 1.0)
(s1144 1.0)
(s1145 1.0)
(s1146 1.0)
(s1147 1.0)
(s1148 1.0)
(s1149 1.0)
(s1150 1.0)
(s1151 1.0)
(s1152 1.0)
(s1153 1.0)
(s1154 1.0)
(s1155 1.0)
(s1156 1.0)
(s1157 1.0)
(s1158 1.0)
(s1159 1.0)
(s1160 1.0)
(s1161 1.0)
(s1162 1.0)
(s1163 1.0)
(s1164 1.0)
(s1165 1.0)
(s1166 1.0)
(s1167 1.0)
(s1168 1.0)
(s1169 1.0)
(s1170 1.0)
(s1171 1.0)
(s1172 1.0)
(s1173 1.0)
(s1174 1.0)
(s1175 1.0)
(s1176 1.0)
(s1177 1.0)
(s1178 1.0)
(s1179 1.0)
(s1180 1.0)
(s1181 1.0)
(s1182 1.0)
(s1183 1.0)
(s1184 1.0)
(s1185 1.0)
(s1186 1.0)
(s1187 1.0)
(s1188 1.0)
(s1189 1.0)
(s1190 1.0)
(s1191 1.0)
(s1192 1.0)
(s1193 1.0)
(s1194 1.0)
(s1195 1.0)
(s1196 1.0)
(s1197 1.0)
(s1198 1.0)
(s1199 1.0)
(s1200 1.0)
(s1201 1.0)
(s1202 1.0)
(s1203 1.0)
(s1204 1.0)
(s1205 1.0)
(s1206 1.0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2852 variables, and 1550 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30025 ms.
Refiners :[Domain max(s): 1550/1551 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 1300/1300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 2 (OVERLAPS) 1/1551 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1551 variables, 1/2102 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 1)
(s2 0)
(s3 1)
(s4 0)
(s5 0)
(s6 0)
(s7 1)
(s8 0)
(s9 1)
(s10 0)
(s11 0)
(s12 1)
(s13 0)
(s14 1)
(s15 0)
(s16 0)
(s17 1)
(s18 0)
(s19 1)
(s20 0)
(s21 0)
(s22 1)
(s23 0)
(s24 1)
(s25 0)
(s26 0)
(s27 0)
(s28 1)
(s29 0)
(s30 0)
(s31 0)
(s32 1)
(s33 0)
(s34 1)
(s35 0)
(s36 0)
(s37 0)
(s38 1)
(s39 0)
(s40 1)
(s41 0)
(s42 0)
(s43 1)
(s44 0)
(s45 1)
(s46 0)
(s47 0)
(s48 1)
(s49 0)
(s50 1)
(s51 0)
(s52 0)
(s53 1)
(s54 0)
(s55 1)
(s56 0)
(s57 0)
(s58 0)
(s59 1)
(s60 0)
(s61 0)
(s62 0)
(s63 1)
(s64 0)
(s65 1)
(s66 0)
(s67 0)
(s68 0)
(s69 1)
(s70 0)
(s71 1)
(s72 0)
(s73 0)
(s74 1)
(s75 0)
(s76 1)
(s77 0)
(s78 0)
(s79 1)
(s80 0)
(s81 1)
(s82 0)
(s83 0)
(s84 1)
(s85 0)
(s86 1)
(s87 0)
(s88 0)
(s89 0)
(s90 1)
(s91 0)
(s92 0)
(s93 0)
(s94 1)
(s95 0)
(s96 1)
(s97 0)
(s98 0)
(s99 0)
(s100 1)
(s101 0)
(s102 1)
(s103 0)
(s104 0)
(s105 1)
(s106 0)
(s107 1)
(s108 0)
(s109 0)
(s110 1)
(s111 0)
(s112 1)
(s113 0)
(s114 0)
(s115 1)
(s116 0)
(s117 1)
(s118 0)
(s119 0)
(s120 0)
(s121 1)
(s122 0)
(s123 0)
(s124 0)
(s125 1)
(s126 0)
(s127 1)
(s128 0)
(s129 0)
(s130 0)
(s131 1)
(s132 0)
(s133 1)
(s134 0)
(s135 0)
(s136 1)
(s137 0)
(s138 1)
(s139 0)
(s140 0)
(s141 1)
(s142 0)
(s143 1)
(s144 0)
(s145 0)
(s146 1)
(s147 0)
(s148 1)
(s149 0)
(s150 0)
(s151 1)
(s152 0)
(s153 0)
(s154 0)
(s155 0)
(s156 0)
(s157 1)
(s158 1)
(s159 0)
(s160 1)
(s161 0)
(s162 0)
(s163 0)
(s164 0)
(s165 0)
(s166 1)
(s167 0)
(s168 1)
(s169 0)
(s170 0)
(s171 1)
(s172 0)
(s173 1)
(s174 0)
(s175 0)
(s176 1)
(s177 0)
(s178 0)
(s179 1)
(s180 0)
(s181 0)
(s182 1)
(s183 0)
(s184 0)
(s185 0)
(s186 0)
(s187 0)
(s188 1)
(s189 1)
(s190 0)
(s191 1)
(s192 0)
(s193 0)
(s194 0)
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(s732 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1551/2852 variables, and 2102 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30025 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 0/1300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60403ms problems are : Problem set: 0 solved, 1300 unsolved
Search for dead transitions found 0 dead transitions in 60415ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63029 ms. Remains : 1551/1551 places, 1301/1301 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 : [(NOT p0), (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
RANDOM walk for 4 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X p0), (X (X p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 100 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2024-05-29 14:03:28] [INFO ] Invariant cache hit.
[2024-05-29 14:03:30] [INFO ] [Real]Absence check using 551 positive place invariants in 685 ms returned sat
[2024-05-29 14:03:39] [INFO ] [Real]Absence check using state equation in 8912 ms returned sat
[2024-05-29 14:03:39] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 14:03:41] [INFO ] [Nat]Absence check using 551 positive place invariants in 498 ms returned sat
[2024-05-29 14:03:46] [INFO ] [Nat]Absence check using state equation in 5530 ms returned sat
[2024-05-29 14:03:46] [INFO ] Deduced a trap composed of 16 places in 30 ms of which 1 ms to minimize.
[2024-05-29 14:03:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 141 ms
[2024-05-29 14:03:46] [INFO ] Computed and/alt/rep : 1300/3607/1300 causal constraints (skipped 0 transitions) in 71 ms.
[2024-05-29 14:03:54] [INFO ] Added : 270 causal constraints over 54 iterations in 7687 ms. Result :unknown
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Product exploration explored 100000 steps with 29 reset in 1069 ms.
Product exploration explored 100000 steps with 29 reset in 1280 ms.
Support contains 2 out of 1551 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1551/1551 places, 1301/1301 transitions.
Applied a total of 0 rules in 43 ms. Remains 1551 /1551 variables (removed 0) and now considering 1301/1301 (removed 0) transitions.
[2024-05-29 14:03:57] [INFO ] Invariant cache hit.
[2024-05-29 14:03:57] [INFO ] Implicit Places using invariants in 799 ms returned []
[2024-05-29 14:03:57] [INFO ] Invariant cache hit.
[2024-05-29 14:03:59] [INFO ] Implicit Places using invariants and state equation in 1748 ms returned []
Implicit Place search using SMT with State Equation took 2547 ms to find 0 implicit places.
[2024-05-29 14:03:59] [INFO ] Redundant transitions in 23 ms returned []
Running 1300 sub problems to find dead transitions.
[2024-05-29 14:03:59] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2852 variables, and 1550 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30023 ms.
Refiners :[Domain max(s): 1550/1551 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 1300/1300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 2 (OVERLAPS) 1/1551 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1551 variables, 1/2102 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1551/2852 variables, and 2102 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30018 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 0/1300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60383ms problems are : Problem set: 0 solved, 1300 unsolved
Search for dead transitions found 0 dead transitions in 60397ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 63023 ms. Remains : 1551/1551 places, 1301/1301 transitions.
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-09 finished in 246611 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 4 out of 1553 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1551 transition count 1301
Applied a total of 4 rules in 86 ms. Remains 1551 /1553 variables (removed 2) and now considering 1301/1303 (removed 2) transitions.
[2024-05-29 14:05:00] [INFO ] Invariant cache hit.
[2024-05-29 14:05:00] [INFO ] Implicit Places using invariants in 818 ms returned []
[2024-05-29 14:05:00] [INFO ] Invariant cache hit.
[2024-05-29 14:05:02] [INFO ] Implicit Places using invariants and state equation in 1673 ms returned []
Implicit Place search using SMT with State Equation took 2492 ms to find 0 implicit places.
[2024-05-29 14:05:02] [INFO ] Redundant transitions in 27 ms returned []
Running 1300 sub problems to find dead transitions.
[2024-05-29 14:05:02] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2852 variables, and 1550 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30023 ms.
Refiners :[Domain max(s): 1550/1551 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 1300/1300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 2 (OVERLAPS) 1/1551 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1551 variables, 1/2102 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1551/2852 variables, and 2102 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30031 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 0/1300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60371ms problems are : Problem set: 0 solved, 1300 unsolved
Search for dead transitions found 0 dead transitions in 60382ms
Starting structural reductions in SI_LTL mode, iteration 1 : 1551/1553 places, 1301/1303 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 62994 ms. Remains : 1551/1553 places, 1301/1303 transitions.
Stuttering acceptance computed with spot in 36 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-10
Product exploration explored 100000 steps with 30 reset in 1133 ms.
Product exploration explored 100000 steps with 30 reset in 1282 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 p1 (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 83 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (11 resets) in 652 ms. (61 steps per ms) remains 1/4 properties
BEST_FIRST walk for 40004 steps (8 resets) in 436 ms. (91 steps per ms) remains 1/1 properties
[2024-05-29 14:06:06] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 5/7 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1544/1551 variables, 549/558 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1551 variables, 1544/2102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1551 variables, 0/2102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1301/2852 variables, 1551/3653 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2852 variables, 0/3653 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/2852 variables, 0/3653 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2852/2852 variables, and 3653 constraints, problems are : Problem set: 0 solved, 1 unsolved in 684 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 1551/1551 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (OVERLAPS) 5/7 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/7 variables, 5/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/7 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 1544/1551 variables, 549/558 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1551 variables, 1544/2102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1551 variables, 0/2102 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1301/2852 variables, 1551/3653 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2852 variables, 1/3654 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-29 14:06:07] [INFO ] Deduced a trap composed of 30 places in 183 ms of which 3 ms to minimize.
[2024-05-29 14:06:07] [INFO ] Deduced a trap composed of 18 places in 188 ms of which 4 ms to minimize.
[2024-05-29 14:06:07] [INFO ] Deduced a trap composed of 18 places in 181 ms of which 3 ms to minimize.
[2024-05-29 14:06:08] [INFO ] Deduced a trap composed of 24 places in 208 ms of which 4 ms to minimize.
[2024-05-29 14:06:08] [INFO ] Deduced a trap composed of 18 places in 177 ms of which 4 ms to minimize.
[2024-05-29 14:06:08] [INFO ] Deduced a trap composed of 18 places in 187 ms of which 4 ms to minimize.
[2024-05-29 14:06:08] [INFO ] Deduced a trap composed of 24 places in 183 ms of which 4 ms to minimize.
[2024-05-29 14:06:09] [INFO ] Deduced a trap composed of 24 places in 185 ms of which 4 ms to minimize.
[2024-05-29 14:06:09] [INFO ] Deduced a trap composed of 18 places in 173 ms of which 3 ms to minimize.
[2024-05-29 14:06:09] [INFO ] Deduced a trap composed of 18 places in 176 ms of which 4 ms to minimize.
[2024-05-29 14:06:09] [INFO ] Deduced a trap composed of 41 places in 185 ms of which 4 ms to minimize.
[2024-05-29 14:06:09] [INFO ] Deduced a trap composed of 30 places in 162 ms of which 4 ms to minimize.
[2024-05-29 14:06:10] [INFO ] Deduced a trap composed of 18 places in 161 ms of which 3 ms to minimize.
[2024-05-29 14:06:10] [INFO ] Deduced a trap composed of 18 places in 165 ms of which 4 ms to minimize.
[2024-05-29 14:06:10] [INFO ] Deduced a trap composed of 30 places in 155 ms of which 3 ms to minimize.
[2024-05-29 14:06:10] [INFO ] Deduced a trap composed of 22 places in 169 ms of which 3 ms to minimize.
[2024-05-29 14:06:10] [INFO ] Deduced a trap composed of 18 places in 163 ms of which 6 ms to minimize.
[2024-05-29 14:06:11] [INFO ] Deduced a trap composed of 24 places in 162 ms of which 3 ms to minimize.
[2024-05-29 14:06:11] [INFO ] Deduced a trap composed of 22 places in 169 ms of which 3 ms to minimize.
[2024-05-29 14:06:11] [INFO ] Deduced a trap composed of 24 places in 155 ms of which 3 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/2852 variables, 20/3674 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-05-29 14:06:11] [INFO ] Deduced a trap composed of 41 places in 142 ms of which 4 ms to minimize.
SMT process timed out in 5707ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 2 out of 1551 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1551/1551 places, 1301/1301 transitions.
Partial Free-agglomeration rule applied 447 times.
Drop transitions (Partial Free agglomeration) removed 447 transitions
Iterating global reduction 0 with 447 rules applied. Total rules applied 447 place count 1551 transition count 1301
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 448 place count 1550 transition count 1300
Applied a total of 448 rules in 270 ms. Remains 1550 /1551 variables (removed 1) and now considering 1300/1301 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 271 ms. Remains : 1550/1551 places, 1300/1301 transitions.
RANDOM walk for 7767 steps (0 resets) in 157 ms. (49 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND (NOT p1) (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (NOT p0)), (X (NOT p1)), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F p0), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 9 factoid took 287 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 37 ms :[(AND (NOT p0) (NOT p1))]
Support contains 4 out of 1551 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1551/1551 places, 1301/1301 transitions.
Applied a total of 0 rules in 54 ms. Remains 1551 /1551 variables (removed 0) and now considering 1301/1301 (removed 0) transitions.
[2024-05-29 14:06:12] [INFO ] Invariant cache hit.
[2024-05-29 14:06:13] [INFO ] Implicit Places using invariants in 746 ms returned []
[2024-05-29 14:06:13] [INFO ] Invariant cache hit.
[2024-05-29 14:06:14] [INFO ] Implicit Places using invariants and state equation in 1659 ms returned []
Implicit Place search using SMT with State Equation took 2406 ms to find 0 implicit places.
[2024-05-29 14:06:14] [INFO ] Redundant transitions in 23 ms returned []
Running 1300 sub problems to find dead transitions.
[2024-05-29 14:06:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2852 variables, and 1550 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30025 ms.
Refiners :[Domain max(s): 1550/1551 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 1300/1300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 2 (OVERLAPS) 1/1551 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1551 variables, 1/2102 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1551/2852 variables, and 2102 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30020 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 0/1300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60346ms problems are : Problem set: 0 solved, 1300 unsolved
Search for dead transitions found 0 dead transitions in 60357ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62846 ms. Remains : 1551/1551 places, 1301/1301 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 (NOT p0) p1), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 78 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p0) (NOT p1))]
RANDOM walk for 38744 steps (9 resets) in 521 ms. (74 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND (NOT p0) p1))), (X (AND (NOT p0) (NOT p1))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND (NOT p0) p1)))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT (AND (NOT p0) p1))), (F p0), (F (NOT (OR p0 p1)))]
Knowledge based reduction with 9 factoid took 223 ms. Reduced automaton from 1 states, 2 edges and 2 AP (stutter insensitive) to 1 states, 2 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 26 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 35 ms :[(AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 28 ms :[(AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 30 reset in 1040 ms.
Product exploration explored 100000 steps with 29 reset in 1248 ms.
Support contains 4 out of 1551 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1551/1551 places, 1301/1301 transitions.
Applied a total of 0 rules in 44 ms. Remains 1551 /1551 variables (removed 0) and now considering 1301/1301 (removed 0) transitions.
[2024-05-29 14:07:18] [INFO ] Invariant cache hit.
[2024-05-29 14:07:19] [INFO ] Implicit Places using invariants in 766 ms returned []
[2024-05-29 14:07:19] [INFO ] Invariant cache hit.
[2024-05-29 14:07:20] [INFO ] Implicit Places using invariants and state equation in 1692 ms returned []
Implicit Place search using SMT with State Equation took 2466 ms to find 0 implicit places.
[2024-05-29 14:07:20] [INFO ] Redundant transitions in 19 ms returned []
Running 1300 sub problems to find dead transitions.
[2024-05-29 14:07:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2852 variables, and 1550 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30022 ms.
Refiners :[Domain max(s): 1550/1551 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 1300/1300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 2 (OVERLAPS) 1/1551 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1551 variables, 1/2102 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1551/2852 variables, and 2102 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30023 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 0/1300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60349ms problems are : Problem set: 0 solved, 1300 unsolved
Search for dead transitions found 0 dead transitions in 60360ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 62897 ms. Remains : 1551/1551 places, 1301/1301 transitions.
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-10 finished in 201105 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)&&X(G(p1)))))'
Support contains 2 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 39 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
// Phase 1: matrix 1303 rows 1553 cols
[2024-05-29 14:08:21] [INFO ] Computed 551 invariants in 8 ms
[2024-05-29 14:08:21] [INFO ] Implicit Places using invariants in 786 ms returned []
[2024-05-29 14:08:21] [INFO ] Invariant cache hit.
[2024-05-29 14:08:23] [INFO ] Implicit Places using invariants and state equation in 1614 ms returned []
Implicit Place search using SMT with State Equation took 2402 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 14:08:23] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30023 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
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0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30024 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60398ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60410ms
Finished structural reductions in LTL mode , in 1 iterations and 62854 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Stuttering acceptance computed with spot in 126 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPs-PT-050A-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-13 finished in 63006 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 2 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Applied a total of 0 rules in 30 ms. Remains 1553 /1553 variables (removed 0) and now considering 1303/1303 (removed 0) transitions.
[2024-05-29 14:09:24] [INFO ] Invariant cache hit.
[2024-05-29 14:09:24] [INFO ] Implicit Places using invariants in 764 ms returned []
[2024-05-29 14:09:24] [INFO ] Invariant cache hit.
[2024-05-29 14:09:26] [INFO ] Implicit Places using invariants and state equation in 1648 ms returned []
Implicit Place search using SMT with State Equation took 2416 ms to find 0 implicit places.
Running 1302 sub problems to find dead transitions.
[2024-05-29 14:09:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1552/2856 variables, and 1552 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30023 ms.
Refiners :[Domain max(s): 1552/1553 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 1302/1302 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1302 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1552 variables, 1552/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1552 variables, 0/1552 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 2 (OVERLAPS) 1/1553 variables, 551/2103 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1553 variables, 1/2104 constraints. Problems are: Problem set: 0 solved, 1302 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1553/2856 variables, and 2104 constraints, problems are : Problem set: 0 solved, 1302 unsolved in 30019 ms.
Refiners :[Domain max(s): 1553/1553 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1553 constraints, PredecessorRefiner: 0/1302 constraints, Known Traps: 0/0 constraints]
After SMT, in 60353ms problems are : Problem set: 0 solved, 1302 unsolved
Search for dead transitions found 0 dead transitions in 60367ms
Finished structural reductions in LTL mode , in 1 iterations and 62818 ms. Remains : 1553/1553 places, 1303/1303 transitions.
Stuttering acceptance computed with spot in 96 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-15
Entered a terminal (fully accepting) state of product in 5041 steps with 1 reset in 56 ms.
FORMULA ShieldPPPs-PT-050A-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-15 finished in 62989 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)&&F(G(p1)))))'
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(X((X(p0) U !p1))))'
Found a Lengthening insensitive property : ShieldPPPs-PT-050A-LTLCardinality-08
Stuttering acceptance computed with spot in 133 ms :[p1, p1, (OR (NOT p0) p1), true]
Support contains 4 out of 1553 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1553/1553 places, 1303/1303 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1551 transition count 1301
Applied a total of 4 rules in 74 ms. Remains 1551 /1553 variables (removed 2) and now considering 1301/1303 (removed 2) transitions.
// Phase 1: matrix 1301 rows 1551 cols
[2024-05-29 14:10:27] [INFO ] Computed 551 invariants in 7 ms
[2024-05-29 14:10:28] [INFO ] Implicit Places using invariants in 768 ms returned []
[2024-05-29 14:10:28] [INFO ] Invariant cache hit.
[2024-05-29 14:10:30] [INFO ] Implicit Places using invariants and state equation in 1748 ms returned []
Implicit Place search using SMT with State Equation took 2518 ms to find 0 implicit places.
Running 1300 sub problems to find dead transitions.
[2024-05-29 14:10:30] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2852 variables, and 1550 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30026 ms.
Refiners :[Domain max(s): 1550/1551 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 1300/1300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 2 (OVERLAPS) 1/1551 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1551 variables, 1/2102 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
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(s1019 1)
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(s1027 0)
(s1028 1)
(s1029 0)
(s1030 0)
(s1031 0)
(s1032 0)
(s1033 0)
(s1034 1)
(s1035 0)
(s1036 1)
(s1037 0)
(s1038 0)
(s1039 1)
(s1040 0)
(s1041 1)
(s1042 0)
(s1043 0)
(s1044 1)
(s1045 0)
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(s1048 0)
(s1049 0)
(s1050 1)
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(s1056 1)
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(s1059 1)
(s1060 0)
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(s1063 0)
(s1064 0)
(s1065 1)
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(s1070 1)
(s1071 0)
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(s1075 1)
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(s1086 0)
(s1087 1)
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(s1091 0)
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(s1095 0)
(s1096 1)
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(s1100 0)
(s1101 1)
(s1102 0)
(s1103 1)
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(s1105 0)
(s1106 1)
(s1107 0)
(s1108 0)
(s1109 1)
(s1110 0)
(s1111 0)
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(s1116 0)
(s1117 0)
(s1118 1)
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(s1122 0)
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(s1127 1)
(s1128 0)
(s1129 1)
(s1130 0)
(s1131 0)
(s1132 1)
(s1133 0)
(s1134 1)
(s1135 0)
(s1136 0)
(s1137 1)
(s1138 0)
(s1139 0)
(s1140 1)
(s1141 0)
(s1142 0)
(s1143 1)
(s1144 0)
(s1145 0)
(s1146 0)
(s1147 0)
(s1148 0)
(s1149 1)
(s1150 1)
(s1151 0)
(s1152 1)
(s1153 0)
(s1154 0)
(s1155 0)
(s1156 0)
(s1157 0)
(s1158 1)
(s1159 0)
(s1160 1)
(s1161 0)
(s1162 0)
(s1163 1)
(s1164 0)
(s1165 1)
(s1166 0)
(s1167 0)
(s1168 1)
(s1169 0)
(s1170 0)
(s1171 1)
(s1172 0)
(s1173 0)
(s1174 1)
(s1175 0)
(s1176 0)
(s1177 0)
(s1178 0)
(s1179 0)
(s1180 1)
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(s1182 0)
(s1183 1)
(s1184 0)
(s1185 0)
(s1186 0)
(s1187 0)
(s1188 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1551/2852 variables, and 2102 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30031 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 0/1300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60380ms problems are : Problem set: 0 solved, 1300 unsolved
Search for dead transitions found 0 dead transitions in 60392ms
Starting structural reductions in LI_LTL mode, iteration 1 : 1551/1553 places, 1301/1303 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 62987 ms. Remains : 1551/1553 places, 1301/1303 transitions.
Running random walk in product with property : ShieldPPPs-PT-050A-LTLCardinality-08
Product exploration explored 100000 steps with 1066 reset in 862 ms.
Product exploration explored 100000 steps with 1075 reset in 1067 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 p1 p0), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 85 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 126 ms :[p1, p1, (OR (NOT p0) p1), true]
RANDOM walk for 1968 steps (0 resets) in 25 ms. (75 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 p0), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND p1 p0))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 163 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 142 ms :[p1, p1, (OR (NOT p0) p1), true]
Stuttering acceptance computed with spot in 117 ms :[p1, p1, (OR (NOT p0) p1), true]
[2024-05-29 14:11:33] [INFO ] Invariant cache hit.
[2024-05-29 14:11:35] [INFO ] [Real]Absence check using 551 positive place invariants in 690 ms returned sat
[2024-05-29 14:11:42] [INFO ] [Real]Absence check using state equation in 7735 ms returned sat
[2024-05-29 14:11:42] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 14:11:44] [INFO ] [Nat]Absence check using 551 positive place invariants in 476 ms returned sat
[2024-05-29 14:11:49] [INFO ] [Nat]Absence check using state equation in 5429 ms returned sat
[2024-05-29 14:11:50] [INFO ] Computed and/alt/rep : 1300/3607/1300 causal constraints (skipped 0 transitions) in 65 ms.
[2024-05-29 14:11:57] [INFO ] Added : 285 causal constraints over 57 iterations in 7878 ms. Result :unknown
Could not prove EG p1
Support contains 4 out of 1551 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1551/1551 places, 1301/1301 transitions.
Applied a total of 0 rules in 31 ms. Remains 1551 /1551 variables (removed 0) and now considering 1301/1301 (removed 0) transitions.
[2024-05-29 14:11:57] [INFO ] Invariant cache hit.
[2024-05-29 14:11:58] [INFO ] Implicit Places using invariants in 787 ms returned []
[2024-05-29 14:11:58] [INFO ] Invariant cache hit.
[2024-05-29 14:12:00] [INFO ] Implicit Places using invariants and state equation in 1680 ms returned []
Implicit Place search using SMT with State Equation took 2473 ms to find 0 implicit places.
Running 1300 sub problems to find dead transitions.
[2024-05-29 14:12:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1550/2852 variables, and 1550 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30019 ms.
Refiners :[Domain max(s): 1550/1551 constraints, Positive P Invariants (semi-flows): 0/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 1300/1300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1550 variables, 1550/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1550 variables, 0/1550 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 2 (OVERLAPS) 1/1551 variables, 551/2101 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1551 variables, 1/2102 constraints. Problems are: Problem set: 0 solved, 1300 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1551/2852 variables, and 2102 constraints, problems are : Problem set: 0 solved, 1300 unsolved in 30018 ms.
Refiners :[Domain max(s): 1551/1551 constraints, Positive P Invariants (semi-flows): 551/551 constraints, State Equation: 0/1551 constraints, PredecessorRefiner: 0/1300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60373ms problems are : Problem set: 0 solved, 1300 unsolved
Search for dead transitions found 0 dead transitions in 60388ms
Finished structural reductions in LTL mode , in 1 iterations and 62899 ms. Remains : 1551/1551 places, 1301/1301 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 p1 p0), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 88 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 110 ms :[p1, p1, (OR (NOT p0) p1), true]
RANDOM walk for 1910 steps (0 resets) in 33 ms. (56 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND p1 p0), (X (NOT p1)), (X (X (NOT (AND p1 p0)))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (AND p1 p0))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 5 factoid took 166 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 139 ms :[p1, p1, (OR (NOT p0) p1), true]
Stuttering acceptance computed with spot in 133 ms :[p1, p1, (OR (NOT p0) p1), true]
[2024-05-29 14:13:01] [INFO ] Invariant cache hit.
[2024-05-29 14:13:03] [INFO ] [Real]Absence check using 551 positive place invariants in 679 ms returned sat
[2024-05-29 14:13:10] [INFO ] [Real]Absence check using state equation in 7612 ms returned sat
[2024-05-29 14:13:10] [INFO ] Solution in real domain found non-integer solution.
[2024-05-29 14:13:12] [INFO ] [Nat]Absence check using 551 positive place invariants in 464 ms returned sat
[2024-05-29 14:13:17] [INFO ] [Nat]Absence check using state equation in 5381 ms returned sat
[2024-05-29 14:13:18] [INFO ] Computed and/alt/rep : 1300/3607/1300 causal constraints (skipped 0 transitions) in 65 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:299)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1137)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:875)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:587)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:262)
at fr.lip6.move.gal.application.solver.ltl.LTLLengthAwareSolver.runSLCLLTLTest(LTLLengthAwareSolver.java:100)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:960)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-29 14:13:25] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG p1
Could not prove EG p1
Stuttering acceptance computed with spot in 118 ms :[p1, p1, (OR (NOT p0) p1), true]
Product exploration explored 100000 steps with 1054 reset in 905 ms.
Entered a terminal (fully accepting) state of product in 91168 steps with 964 reset in 956 ms.
Treatment of property ShieldPPPs-PT-050A-LTLCardinality-08 finished in 180626 ms.
FORMULA ShieldPPPs-PT-050A-LTLCardinality-08 FALSE TECHNIQUES LENGTHENING_INSENSITIVE
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)))'
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))))'
[2024-05-29 14:13:28] [INFO ] Flatten gal took : 72 ms
[2024-05-29 14:13:28] [INFO ] Export to MCC of 4 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2024-05-29 14:13:28] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1553 places, 1303 transitions and 5006 arcs took 12 ms.
Total runtime 1521992 ms.
There are residual formulas that ITS could not solve within timeout
----------------------------------------------------------------------
GreatSPN-meddly tool, MCC 2023
----------------------------------------------------------------------

Running ShieldPPPs-PT-050A

IS_COLORED=
IS_NUPN=

LOADING PETRI NET FILE /home/mcc/execution/418/model.pnml (PNML) ...
PNML VERSION 2009, P/T NET.
COLOR CLASSES: 0
CONSTANTS: 0
PLACES: 1553
TRANSITIONS: 1303
COLOR VARS: 0
MEASURES: 0
LOADING TIME: [User 0.028s, Sys 0.004s]


SAVING FILE /home/mcc/execution/418/model (.net / .def) ...
EXPORT TIME: [User 0.001s, Sys 0.003s]


----------------------------------------------------------------------
GreatSPN/Meddly.
Copyright (C) 1987-2022, University of Torino, Italy.
website: https://github.com/greatspn/SOURCES

Based on MEDDLY version 0.16.0
Copyright (C) 2009, Iowa State University Research Foundation, Inc.
website: http://meddly.sourceforge.net

Process ID: 1815
MODEL NAME: /home/mcc/execution/418/model
1553 places, 1303 transitions.

Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Creating all event NSFs..
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.
Split: SplitSubtract
Start RS construction.

BK_TIME_CONFINEMENT_REACHED

--------------------
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
MEDDLY ERROR: Insufficient memory

MEDDLY ERROR: Insufficient memory

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-050A"
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 ShieldPPPs-PT-050A, 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 r355-tall-171683758900499"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPs-PT-050A.tgz
mv ShieldPPPs-PT-050A 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 ;