Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r356-tall-171683761500628.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 itstools
Input is ShieldPPPt-PT-020A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r356-tall-171683761500628
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 536K
-rw-r--r-- 1 mcc users 6.5K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 37K 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 6.6K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Apr 23 07:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Apr 23 07:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 23 07:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Apr 11 15:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 92K Apr 11 15:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Apr 11 14:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K Apr 11 14:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 23 07:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Apr 23 07:54 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 134K 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 ShieldPPPt-PT-020A-LTLFireability-00
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-01
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-02
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-03
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-04
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-05
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-06
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-07
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-08
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-09
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-10
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-11
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-12
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-13
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-14
FORMULA_NAME ShieldPPPt-PT-020A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1717011882226

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-020A
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202405141337
[2024-05-29 19:44:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-29 19:44:43] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-29 19:44:43] [INFO ] Load time of PNML (sax parser for PT used): 96 ms
[2024-05-29 19:44:43] [INFO ] Transformed 503 places.
[2024-05-29 19:44:43] [INFO ] Transformed 363 transitions.
[2024-05-29 19:44:43] [INFO ] Found NUPN structural information;
[2024-05-29 19:44:43] [INFO ] Parsed PT model containing 503 places and 363 transitions and 1446 arcs in 198 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 13 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldPPPt-PT-020A-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 66 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 48 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
// Phase 1: matrix 362 rows 503 cols
[2024-05-29 19:44:43] [INFO ] Computed 221 invariants in 21 ms
[2024-05-29 19:44:44] [INFO ] Implicit Places using invariants in 440 ms returned []
[2024-05-29 19:44:44] [INFO ] Invariant cache hit.
[2024-05-29 19:44:44] [INFO ] Implicit Places using invariants and state equation in 415 ms returned []
Implicit Place search using SMT with State Equation took 882 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:44:44] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21540 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30025 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51701ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51720ms
Finished structural reductions in LTL mode , in 1 iterations and 52669 ms. Remains : 503/503 places, 362/362 transitions.
Support contains 66 out of 503 places after structural reductions.
[2024-05-29 19:45:36] [INFO ] Flatten gal took : 69 ms
[2024-05-29 19:45:36] [INFO ] Flatten gal took : 33 ms
[2024-05-29 19:45:36] [INFO ] Input system was already deterministic with 362 transitions.
Support contains 63 out of 503 places (down from 66) after GAL structural reductions.
Reduction of identical properties reduced properties to check from 34 to 32
RANDOM walk for 40000 steps (8 resets) in 1748 ms. (22 steps per ms) remains 13/32 properties
BEST_FIRST walk for 40002 steps (8 resets) in 203 ms. (196 steps per ms) remains 12/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 157 ms. (253 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 205 ms. (194 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 210 ms. (189 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 196 ms. (203 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 178 ms. (223 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40003 steps (8 resets) in 184 ms. (216 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 150 ms. (264 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 120 ms. (330 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 120 ms. (330 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 124 ms. (320 steps per ms) remains 12/12 properties
BEST_FIRST walk for 40004 steps (8 resets) in 125 ms. (317 steps per ms) remains 12/12 properties
[2024-05-29 19:45:38] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 36/61 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 36/86 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 442/503 variables, 196/282 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/503 variables, 442/724 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 12 unsolved in 994 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 12 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/25 variables, 25/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/25 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 2 (OVERLAPS) 36/61 variables, 25/50 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/61 variables, 36/86 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 0/86 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 5 (OVERLAPS) 442/503 variables, 196/282 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/503 variables, 442/724 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 8 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/865 variables, 12/1239 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/865 variables, 0/1239 constraints. Problems are: Problem set: 0 solved, 12 unsolved
At refinement iteration 11 (OVERLAPS) 0/865 variables, 0/1239 constraints. Problems are: Problem set: 0 solved, 12 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1239 constraints, problems are : Problem set: 0 solved, 12 unsolved in 1359 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 12/12 constraints, Known Traps: 0/0 constraints]
After SMT, in 2375ms problems are : Problem set: 0 solved, 12 unsolved
Fused 12 Parikh solutions to 10 different solutions.
Parikh walk visited 9 properties in 4811 ms.
Support contains 6 out of 503 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 503/503 places, 362/362 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 501 transition count 360
Partial Free-agglomeration rule applied 78 times.
Drop transitions (Partial Free agglomeration) removed 78 transitions
Iterating global reduction 0 with 78 rules applied. Total rules applied 82 place count 501 transition count 360
Applied a total of 82 rules in 77 ms. Remains 501 /503 variables (removed 2) and now considering 360/362 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 501/503 places, 360/362 transitions.
RANDOM walk for 32700 steps (7 resets) in 808 ms. (40 steps per ms) remains 0/3 properties
FORMULA ShieldPPPt-PT-020A-LTLFireability-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 503/503 places, 362/362 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 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 500 transition count 360
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 500 transition count 358
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 498 transition count 358
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 497 transition count 357
Applied a total of 9 rules in 62 ms. Remains 497 /503 variables (removed 6) and now considering 357/362 (removed 5) transitions.
// Phase 1: matrix 357 rows 497 cols
[2024-05-29 19:45:45] [INFO ] Computed 220 invariants in 3 ms
[2024-05-29 19:45:46] [INFO ] Implicit Places using invariants in 272 ms returned [480, 484]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 275 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 495/503 places, 357/362 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 493 transition count 355
Applied a total of 4 rules in 48 ms. Remains 493 /495 variables (removed 2) and now considering 355/357 (removed 2) transitions.
// Phase 1: matrix 355 rows 493 cols
[2024-05-29 19:45:46] [INFO ] Computed 218 invariants in 3 ms
[2024-05-29 19:45:46] [INFO ] Implicit Places using invariants in 237 ms returned []
[2024-05-29 19:45:46] [INFO ] Invariant cache hit.
[2024-05-29 19:45:46] [INFO ] Implicit Places using invariants and state equation in 366 ms returned []
Implicit Place search using SMT with State Equation took 605 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 493/503 places, 355/362 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 991 ms. Remains : 493/503 places, 355/362 transitions.
Stuttering acceptance computed with spot in 143 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-00
Product exploration explored 100000 steps with 0 reset in 484 ms.
Stack based approach found an accepted trace after 339 steps with 0 reset with depth 340 and stack size 280 in 3 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-00 finished in 1678 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0)||G(p1))))'
Support contains 5 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 9 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
// Phase 1: matrix 362 rows 503 cols
[2024-05-29 19:45:47] [INFO ] Computed 221 invariants in 3 ms
[2024-05-29 19:45:47] [INFO ] Implicit Places using invariants in 240 ms returned []
[2024-05-29 19:45:47] [INFO ] Invariant cache hit.
[2024-05-29 19:45:48] [INFO ] Implicit Places using invariants and state equation in 375 ms returned []
Implicit Place search using SMT with State Equation took 616 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:45:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21028 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30015 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51110ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51113ms
Finished structural reductions in LTL mode , in 1 iterations and 51740 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 116 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-01
Product exploration explored 100000 steps with 50000 reset in 702 ms.
Product exploration explored 100000 steps with 50000 reset in 765 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X (NOT (AND (NOT p0) p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 24 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-020A-LTLFireability-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-020A-LTLFireability-01 finished in 53381 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 3 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 8 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
[2024-05-29 19:46:40] [INFO ] Invariant cache hit.
[2024-05-29 19:46:41] [INFO ] Implicit Places using invariants in 236 ms returned []
[2024-05-29 19:46:41] [INFO ] Invariant cache hit.
[2024-05-29 19:46:41] [INFO ] Implicit Places using invariants and state equation in 385 ms returned []
Implicit Place search using SMT with State Equation took 622 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:46:41] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 20969 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30013 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51035ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51039ms
Finished structural reductions in LTL mode , in 1 iterations and 51669 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 75 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-03
Product exploration explored 100000 steps with 50000 reset in 690 ms.
Product exploration explored 100000 steps with 50000 reset in 749 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 22 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-020A-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-020A-LTLFireability-03 finished in 53227 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X((F(!p1) U G(p2)))))'
Support contains 5 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 4 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
[2024-05-29 19:47:34] [INFO ] Invariant cache hit.
[2024-05-29 19:47:34] [INFO ] Implicit Places using invariants in 240 ms returned []
[2024-05-29 19:47:34] [INFO ] Invariant cache hit.
[2024-05-29 19:47:34] [INFO ] Implicit Places using invariants and state equation in 363 ms returned []
Implicit Place search using SMT with State Equation took 605 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:47:34] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21096 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30016 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51166ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51170ms
Finished structural reductions in LTL mode , in 1 iterations and 51780 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 215 ms :[(AND (NOT p0) (NOT p2)), (NOT p2), (AND (NOT p0) (NOT p2)), p1, (AND p1 (NOT p0) p2)]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-04
Product exploration explored 100000 steps with 0 reset in 431 ms.
Stack based approach found an accepted trace after 30 steps with 0 reset with depth 31 and stack size 31 in 0 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-04 finished in 52449 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0) U (p1||X(p2))))'
Support contains 4 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 9 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
[2024-05-29 19:48:26] [INFO ] Invariant cache hit.
[2024-05-29 19:48:26] [INFO ] Implicit Places using invariants in 233 ms returned []
[2024-05-29 19:48:26] [INFO ] Invariant cache hit.
[2024-05-29 19:48:27] [INFO ] Implicit Places using invariants and state equation in 396 ms returned []
Implicit Place search using SMT with State Equation took 631 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:48:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21362 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30009 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51424ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51427ms
Finished structural reductions in LTL mode , in 1 iterations and 52068 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 101 ms :[true, (AND (NOT p1) (NOT p2)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-05
Product exploration explored 100000 steps with 50000 reset in 706 ms.
Product exploration explored 100000 steps with 50000 reset in 749 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 (NOT p1) p0 p2), (X p2), (X (NOT (AND (NOT p0) (NOT p2)))), (X (NOT (AND (NOT p1) p0 (NOT p2)))), (X p0), (X (NOT p1)), (X (X p2)), (X (X (NOT (AND (NOT p0) (NOT p2))))), (X (X (NOT (AND (NOT p1) p0 (NOT p2))))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 35 ms. Reduced automaton from 3 states, 4 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-020A-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-020A-LTLFireability-05 finished in 53681 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 5 out of 503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 501 transition count 360
Applied a total of 4 rules in 24 ms. Remains 501 /503 variables (removed 2) and now considering 360/362 (removed 2) transitions.
// Phase 1: matrix 360 rows 501 cols
[2024-05-29 19:49:20] [INFO ] Computed 221 invariants in 3 ms
[2024-05-29 19:49:20] [INFO ] Implicit Places using invariants in 245 ms returned [494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 246 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 500/503 places, 360/362 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 500 transition count 358
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 498 transition count 358
Applied a total of 4 rules in 17 ms. Remains 498 /500 variables (removed 2) and now considering 358/360 (removed 2) transitions.
// Phase 1: matrix 358 rows 498 cols
[2024-05-29 19:49:20] [INFO ] Computed 220 invariants in 2 ms
[2024-05-29 19:49:20] [INFO ] Implicit Places using invariants in 237 ms returned [481, 485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 237 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 496/503 places, 358/362 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 494 transition count 356
Applied a total of 4 rules in 16 ms. Remains 494 /496 variables (removed 2) and now considering 356/358 (removed 2) transitions.
// Phase 1: matrix 356 rows 494 cols
[2024-05-29 19:49:20] [INFO ] Computed 218 invariants in 2 ms
[2024-05-29 19:49:21] [INFO ] Implicit Places using invariants in 237 ms returned []
[2024-05-29 19:49:21] [INFO ] Invariant cache hit.
[2024-05-29 19:49:21] [INFO ] Implicit Places using invariants and state equation in 371 ms returned []
Implicit Place search using SMT with State Equation took 608 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 494/503 places, 356/362 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1149 ms. Remains : 494/503 places, 356/362 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 400 ms.
Stack based approach found an accepted trace after 29 steps with 0 reset with depth 30 and stack size 30 in 0 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-06 finished in 1611 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 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 6 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
// Phase 1: matrix 362 rows 503 cols
[2024-05-29 19:49:21] [INFO ] Computed 221 invariants in 2 ms
[2024-05-29 19:49:22] [INFO ] Implicit Places using invariants in 231 ms returned []
[2024-05-29 19:49:22] [INFO ] Invariant cache hit.
[2024-05-29 19:49:22] [INFO ] Implicit Places using invariants and state equation in 382 ms returned []
Implicit Place search using SMT with State Equation took 615 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:49:22] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21559 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30015 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51627ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51630ms
Finished structural reductions in LTL mode , in 1 iterations and 52251 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 93 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-07
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-07 finished in 52357 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F((G(F(p1))||G(p2))))))'
Support contains 4 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 11 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
[2024-05-29 19:50:14] [INFO ] Invariant cache hit.
[2024-05-29 19:50:14] [INFO ] Implicit Places using invariants in 238 ms returned []
[2024-05-29 19:50:14] [INFO ] Invariant cache hit.
[2024-05-29 19:50:14] [INFO ] Implicit Places using invariants and state equation in 391 ms returned []
Implicit Place search using SMT with State Equation took 631 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:50:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21413 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30015 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51485ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51489ms
Finished structural reductions in LTL mode , in 1 iterations and 52131 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 145 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p2) (NOT p1)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-08
Product exploration explored 100000 steps with 61 reset in 439 ms.
Stack based approach found an accepted trace after 606 steps with 0 reset with depth 607 and stack size 603 in 3 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-08 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-08 finished in 52742 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((F(p0)&&X(((X(p2)&&p1) U p3))))&&F(p4)))'
Support contains 8 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 6 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
[2024-05-29 19:51:07] [INFO ] Invariant cache hit.
[2024-05-29 19:51:07] [INFO ] Implicit Places using invariants in 238 ms returned []
[2024-05-29 19:51:07] [INFO ] Invariant cache hit.
[2024-05-29 19:51:07] [INFO ] Implicit Places using invariants and state equation in 380 ms returned []
Implicit Place search using SMT with State Equation took 620 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:51:07] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21426 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30016 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51500ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51503ms
Finished structural reductions in LTL mode , in 1 iterations and 52130 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 285 ms :[(OR (NOT p4) (NOT p0) (NOT p3)), (NOT p0), (NOT p3), (OR (NOT p0) (AND (NOT p1) (NOT p3))), (NOT p4), true, (OR (AND (NOT p2) p3) (AND p1 (NOT p2)))]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-09
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-09 finished in 52446 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)&&X(G(p2)))))'
Support contains 6 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 8 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
[2024-05-29 19:51:59] [INFO ] Invariant cache hit.
[2024-05-29 19:51:59] [INFO ] Implicit Places using invariants in 239 ms returned []
[2024-05-29 19:51:59] [INFO ] Invariant cache hit.
[2024-05-29 19:52:00] [INFO ] Implicit Places using invariants and state equation in 381 ms returned []
Implicit Place search using SMT with State Equation took 623 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:52:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21440 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30017 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51512ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51515ms
Finished structural reductions in LTL mode , in 1 iterations and 52147 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 197 ms :[(NOT p2), (OR (NOT p1) (NOT p2)), (OR (NOT p1) (NOT p2)), true, (OR (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-10 finished in 52365 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)||G(p2))))))'
Support contains 4 out of 503 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 501 transition count 360
Applied a total of 4 rules in 33 ms. Remains 501 /503 variables (removed 2) and now considering 360/362 (removed 2) transitions.
// Phase 1: matrix 360 rows 501 cols
[2024-05-29 19:52:51] [INFO ] Computed 221 invariants in 3 ms
[2024-05-29 19:52:52] [INFO ] Implicit Places using invariants in 238 ms returned [494]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 239 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 500/503 places, 360/362 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 500 transition count 358
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 498 transition count 358
Applied a total of 4 rules in 14 ms. Remains 498 /500 variables (removed 2) and now considering 358/360 (removed 2) transitions.
// Phase 1: matrix 358 rows 498 cols
[2024-05-29 19:52:52] [INFO ] Computed 220 invariants in 2 ms
[2024-05-29 19:52:52] [INFO ] Implicit Places using invariants in 229 ms returned [481, 485]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 229 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 496/503 places, 358/362 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 494 transition count 356
Applied a total of 4 rules in 16 ms. Remains 494 /496 variables (removed 2) and now considering 356/358 (removed 2) transitions.
// Phase 1: matrix 356 rows 494 cols
[2024-05-29 19:52:52] [INFO ] Computed 218 invariants in 1 ms
[2024-05-29 19:52:52] [INFO ] Implicit Places using invariants in 228 ms returned []
[2024-05-29 19:52:52] [INFO ] Invariant cache hit.
[2024-05-29 19:52:52] [INFO ] Implicit Places using invariants and state equation in 371 ms returned []
Implicit Place search using SMT with State Equation took 600 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 494/503 places, 356/362 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1131 ms. Remains : 494/503 places, 356/362 transitions.
Stuttering acceptance computed with spot in 102 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-11
Product exploration explored 100000 steps with 2 reset in 395 ms.
Stack based approach found an accepted trace after 18 steps with 0 reset with depth 19 and stack size 19 in 0 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-11 finished in 1645 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))&&F(p1)))'
Support contains 6 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 7 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
// Phase 1: matrix 362 rows 503 cols
[2024-05-29 19:52:53] [INFO ] Computed 221 invariants in 2 ms
[2024-05-29 19:52:53] [INFO ] Implicit Places using invariants in 237 ms returned []
[2024-05-29 19:52:53] [INFO ] Invariant cache hit.
[2024-05-29 19:52:54] [INFO ] Implicit Places using invariants and state equation in 396 ms returned []
Implicit Place search using SMT with State Equation took 634 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:52:54] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21323 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30016 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51386ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51389ms
Finished structural reductions in LTL mode , in 1 iterations and 52032 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 127 ms :[(NOT p0), true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-12
Product exploration explored 100000 steps with 0 reset in 404 ms.
Stack based approach found an accepted trace after 110 steps with 0 reset with depth 111 and stack size 111 in 1 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-12 finished in 52587 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((p0 U !p1))))'
Support contains 4 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 6 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
[2024-05-29 19:53:46] [INFO ] Invariant cache hit.
[2024-05-29 19:53:46] [INFO ] Implicit Places using invariants in 241 ms returned []
[2024-05-29 19:53:46] [INFO ] Invariant cache hit.
[2024-05-29 19:53:46] [INFO ] Implicit Places using invariants and state equation in 384 ms returned []
Implicit Place search using SMT with State Equation took 626 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:53:46] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21350 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30017 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51420ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51423ms
Finished structural reductions in LTL mode , in 1 iterations and 52056 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 138 ms :[p1, p1, true, p1]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-14
Product exploration explored 100000 steps with 33333 reset in 581 ms.
Product exploration explored 100000 steps with 33333 reset in 649 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 (NOT p1) (NOT p0)), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 15 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-020A-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-020A-LTLFireability-14 finished in 53467 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((G(F(p0))||(!p1&&F(p0)))))||(F(p2)&&X(F((G(F(p0))||(!p1&&F(p0))))))))'
Support contains 5 out of 503 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 503/503 places, 362/362 transitions.
Applied a total of 0 rules in 4 ms. Remains 503 /503 variables (removed 0) and now considering 362/362 (removed 0) transitions.
[2024-05-29 19:54:39] [INFO ] Invariant cache hit.
[2024-05-29 19:54:39] [INFO ] Implicit Places using invariants in 235 ms returned []
[2024-05-29 19:54:39] [INFO ] Invariant cache hit.
[2024-05-29 19:54:40] [INFO ] Implicit Places using invariants and state equation in 379 ms returned []
Implicit Place search using SMT with State Equation took 614 ms to find 0 implicit places.
Running 361 sub problems to find dead transitions.
[2024-05-29 19:54:40] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (OVERLAPS) 0/865 variables, 0/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Real declared 865/865 variables, and 1227 constraints, problems are : Problem set: 0 solved, 361 unsolved in 21539 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 361 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/502 variables, 502/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/502 variables, 0/502 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 2 (OVERLAPS) 1/503 variables, 221/723 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/503 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/503 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 5 (OVERLAPS) 362/865 variables, 503/1227 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/865 variables, 361/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
At refinement iteration 8 (OVERLAPS) 0/865 variables, 0/1588 constraints. Problems are: Problem set: 0 solved, 361 unsolved
No progress, stopping.
After SMT solving in domain Int declared 865/865 variables, and 1588 constraints, problems are : Problem set: 0 solved, 361 unsolved in 30016 ms.
Refiners :[Domain max(s): 503/503 constraints, Positive P Invariants (semi-flows): 221/221 constraints, State Equation: 503/503 constraints, PredecessorRefiner: 361/361 constraints, Known Traps: 0/0 constraints]
After SMT, in 51610ms problems are : Problem set: 0 solved, 361 unsolved
Search for dead transitions found 0 dead transitions in 51613ms
Finished structural reductions in LTL mode , in 1 iterations and 52232 ms. Remains : 503/503 places, 362/362 transitions.
Stuttering acceptance computed with spot in 205 ms :[(NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-020A-LTLFireability-15
Product exploration explored 100000 steps with 65 reset in 407 ms.
Stack based approach found an accepted trace after 26 steps with 0 reset with depth 27 and stack size 27 in 0 ms.
FORMULA ShieldPPPt-PT-020A-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-020A-LTLFireability-15 finished in 52861 ms.
All properties solved by simple procedures.
Total runtime 649062 ms.

BK_STOP 1717012532425

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

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

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldPPPt-PT-020A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is ShieldPPPt-PT-020A, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r356-tall-171683761500628"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-020A.tgz
mv ShieldPPPt-PT-020A execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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