About the Execution of ITS-Tools for QuasiCertifProtocol-PT-28
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1223.447 | 575291.00 | 683084.00 | 1383.80 | TFFFFTTFFTFFFTTT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r312-tall-171662337800099.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 QuasiCertifProtocol-PT-28, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r312-tall-171662337800099
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.3M
-rw-r--r-- 1 mcc users 107K Apr 13 03:49 CTLCardinality.txt
-rw-r--r-- 1 mcc users 666K Apr 13 03:49 CTLCardinality.xml
-rw-r--r-- 1 mcc users 19K Apr 13 03:38 CTLFireability.txt
-rw-r--r-- 1 mcc users 117K Apr 13 03:38 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 18 16:43 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K May 18 16:43 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 76K Apr 23 07:44 LTLCardinality.txt
-rw-r--r-- 1 mcc users 313K Apr 23 07:44 LTLCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Apr 23 07:44 LTLFireability.txt
-rw-r--r-- 1 mcc users 41K Apr 23 07:44 LTLFireability.xml
-rw-r--r-- 1 mcc users 121K Apr 13 04:06 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 795K Apr 13 04:06 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 31K Apr 13 03:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 195K Apr 13 03:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 12K Apr 23 07:44 UpperBounds.txt
-rw-r--r-- 1 mcc users 33K Apr 23 07:44 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 749K 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 QuasiCertifProtocol-PT-28-LTLCardinality-00
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-01
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-02
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-03
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-04
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-05
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-06
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-07
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-08
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-09
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-10
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-11
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-12
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-13
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-14
FORMULA_NAME QuasiCertifProtocol-PT-28-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1716671213136
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=QuasiCertifProtocol-PT-28
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202405141337
[2024-05-25 21:06:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2024-05-25 21:06:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-25 21:06:54] [INFO ] Load time of PNML (sax parser for PT used): 141 ms
[2024-05-25 21:06:54] [INFO ] Transformed 2998 places.
[2024-05-25 21:06:54] [INFO ] Transformed 446 transitions.
[2024-05-25 21:06:54] [INFO ] Parsed PT model containing 2998 places and 446 transitions and 6489 arcs in 254 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 30 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 1924 out of 2998 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2998/2998 places, 446/446 transitions.
Reduce places removed 59 places and 0 transitions.
Iterating post reduction 0 with 59 rules applied. Total rules applied 59 place count 2939 transition count 446
Applied a total of 59 rules in 146 ms. Remains 2939 /2998 variables (removed 59) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2939 cols
[2024-05-25 21:06:55] [INFO ] Computed 2494 invariants in 149 ms
[2024-05-25 21:06:58] [INFO ] Implicit Places using invariants in 3238 ms returned []
[2024-05-25 21:06:58] [INFO ] Invariant cache hit.
[2024-05-25 21:07:05] [INFO ] Implicit Places using invariants and state equation in 7059 ms returned [1971, 1972, 1974, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 10356 ms to find 29 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 2910/2998 places, 446/446 transitions.
Applied a total of 0 rules in 52 ms. Remains 2910 /2910 variables (removed 0) and now considering 446/446 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 10573 ms. Remains : 2910/2998 places, 446/446 transitions.
Support contains 1924 out of 2910 places after structural reductions.
[2024-05-25 21:07:05] [INFO ] Flatten gal took : 194 ms
[2024-05-25 21:07:05] [INFO ] Flatten gal took : 121 ms
[2024-05-25 21:07:06] [INFO ] Input system was already deterministic with 446 transitions.
Support contains 1056 out of 2910 places (down from 1924) after GAL structural reductions.
RANDOM walk for 40000 steps (1210 resets) in 2903 ms. (13 steps per ms) remains 16/26 properties
BEST_FIRST walk for 4003 steps (8 resets) in 24 ms. (160 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 83 ms. (47 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 26 ms. (148 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 33 ms. (117 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 91 ms. (43 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 16/16 properties
// Phase 1: matrix 446 rows 2910 cols
[2024-05-25 21:07:07] [INFO ] Computed 2465 invariants in 109 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/1023 variables, 812/812 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1023 variables, 0/812 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (OVERLAPS) 1043/2066 variables, 869/1681 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2066 variables, 0/1681 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (OVERLAPS) 811/2877 variables, 784/2465 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/2877 variables, 0/2465 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem AtomicPropp5 is UNSAT
Problem AtomicPropp9 is UNSAT
Problem AtomicPropp16 is UNSAT
Problem AtomicPropp18 is UNSAT
Problem AtomicPropp23 is UNSAT
Problem AtomicPropp24 is UNSAT
At refinement iteration 6 (OVERLAPS) 414/3291 variables, 2877/5342 constraints. Problems are: Problem set: 6 solved, 10 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3291/3356 variables, and 5342 constraints, problems are : Problem set: 6 solved, 10 unsolved in 5016 ms.
Refiners :[Generalized P Invariants (flows): 2465/2465 constraints, State Equation: 2877/2910 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 6 solved, 10 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/993 variables, 812/812 constraints. Problems are: Problem set: 6 solved, 10 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/993 variables, 0/812 constraints. Problems are: Problem set: 6 solved, 10 unsolved
At refinement iteration 2 (OVERLAPS) 1018/2011 variables, 842/1654 constraints. Problems are: Problem set: 6 solved, 10 unsolved
[2024-05-25 21:07:13] [INFO ] Deduced a trap composed of 9 places in 89 ms of which 7 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/2011 variables, 1/1655 constraints. Problems are: Problem set: 6 solved, 10 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/2011 variables, 0/1655 constraints. Problems are: Problem set: 6 solved, 10 unsolved
At refinement iteration 5 (OVERLAPS) 865/2876 variables, 811/2466 constraints. Problems are: Problem set: 6 solved, 10 unsolved
[2024-05-25 21:07:15] [INFO ] Deduced a trap composed of 9 places in 535 ms of which 9 ms to minimize.
[2024-05-25 21:07:16] [INFO ] Deduced a trap composed of 9 places in 372 ms of which 9 ms to minimize.
[2024-05-25 21:07:16] [INFO ] Deduced a trap composed of 9 places in 334 ms of which 10 ms to minimize.
[2024-05-25 21:07:16] [INFO ] Deduced a trap composed of 9 places in 371 ms of which 6 ms to minimize.
[2024-05-25 21:07:17] [INFO ] Deduced a trap composed of 9 places in 327 ms of which 6 ms to minimize.
[2024-05-25 21:07:17] [INFO ] Deduced a trap composed of 9 places in 320 ms of which 7 ms to minimize.
[2024-05-25 21:07:18] [INFO ] Deduced a trap composed of 9 places in 333 ms of which 6 ms to minimize.
SMT process timed out in 10548ms, After SMT, problems are : Problem set: 6 solved, 10 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 993 out of 2910 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Graph (complete) has 28544 edges and 2910 vertex of which 2069 are kept as prefixes of interest. Removing 841 places using SCC suffix rule.15 ms
Discarding 841 places :
Also discarding 28 output transitions
Drop transitions (Output transitions of discarded places.) removed 28 transitions
Drop transitions (Empty/Sink Transition effects.) removed 147 transitions
Reduce isomorphic transitions removed 147 transitions.
Discarding 29 places :
Implicit places reduction removed 29 places
Iterating post reduction 0 with 176 rules applied. Total rules applied 177 place count 2040 transition count 271
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 177 place count 2040 transition count 270
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 179 place count 2039 transition count 270
Performed 28 Post agglomeration using F-continuation condition.Transition count delta: 28
Deduced a syphon composed of 28 places in 1 ms
Reduce places removed 28 places and 0 transitions.
Iterating global reduction 1 with 56 rules applied. Total rules applied 235 place count 2011 transition count 242
Applied a total of 235 rules in 210 ms. Remains 2011 /2910 variables (removed 899) and now considering 242/446 (removed 204) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 210 ms. Remains : 2011/2910 places, 242/446 transitions.
RANDOM walk for 40000 steps (1209 resets) in 2358 ms. (16 steps per ms) remains 4/10 properties
BEST_FIRST walk for 40004 steps (80 resets) in 307 ms. (129 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (78 resets) in 782 ms. (51 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (80 resets) in 856 ms. (46 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (80 resets) in 137 ms. (289 steps per ms) remains 4/4 properties
// Phase 1: matrix 242 rows 2011 cols
[2024-05-25 21:07:19] [INFO ] Computed 1769 invariants in 9 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/903 variables, 784/784 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/903 variables, 0/784 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 64/967 variables, 58/842 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/967 variables, 0/842 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Problem AtomicPropp20 is UNSAT
At refinement iteration 4 (OVERLAPS) 1018/1985 variables, 902/1744 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1985 variables, 0/1744 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 25/2010 variables, 25/1769 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2010 variables, 0/1769 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 241/2251 variables, 2010/3779 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2251 variables, 0/3779 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 2/2253 variables, 1/3780 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2253 variables, 0/3780 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 0/2253 variables, 0/3780 constraints. Problems are: Problem set: 1 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2253/2253 variables, and 3780 constraints, problems are : Problem set: 1 solved, 3 unsolved in 2943 ms.
Refiners :[Positive P Invariants (semi-flows): 58/58 constraints, Generalized P Invariants (flows): 1711/1711 constraints, State Equation: 2011/2011 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/900 variables, 784/784 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/900 variables, 0/784 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 64/964 variables, 58/842 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/964 variables, 0/842 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 1020/1984 variables, 902/1744 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1984 variables, 0/1744 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 25/2009 variables, 25/1769 constraints. Problems are: Problem set: 1 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2009 variables, 0/1769 constraints. Problems are: Problem set: 1 solved, 3 unsolved
Problem AtomicPropp12 is UNSAT
At refinement iteration 8 (OVERLAPS) 240/2249 variables, 2009/3778 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2249 variables, 2/3780 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2249 variables, 0/3780 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 4/2253 variables, 2/3782 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2253 variables, 0/3782 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 0/2253 variables, 0/3782 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2253/2253 variables, and 3782 constraints, problems are : Problem set: 2 solved, 2 unsolved in 10052 ms.
Refiners :[Positive P Invariants (semi-flows): 58/58 constraints, Generalized P Invariants (flows): 1711/1711 constraints, State Equation: 2011/2011 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 0/0 constraints]
After SMT, in 13081ms problems are : Problem set: 2 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 177 steps, including 0 resets, run visited all 2 properties in 9 ms. (steps per millisecond=19 )
Parikh walk visited 2 properties in 16 ms.
Successfully simplified 8 atomic propositions for a total of 14 simplifications.
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 2910 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2910 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
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 29 out of 2910 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Graph (complete) has 28544 edges and 2910 vertex of which 2036 are kept as prefixes of interest. Removing 874 places using SCC suffix rule.23 ms
Discarding 874 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 57 places :
Symmetric choice reduction at 0 with 57 rule applications. Total rules 58 place count 1978 transition count 329
Iterating global reduction 0 with 57 rules applied. Total rules applied 115 place count 1978 transition count 329
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 119 place count 1976 transition count 327
Applied a total of 119 rules in 478 ms. Remains 1976 /2910 variables (removed 934) and now considering 327/446 (removed 119) transitions.
// Phase 1: matrix 327 rows 1976 cols
[2024-05-25 21:07:33] [INFO ] Computed 1652 invariants in 30 ms
[2024-05-25 21:07:36] [INFO ] Implicit Places using invariants in 3121 ms returned []
[2024-05-25 21:07:36] [INFO ] Invariant cache hit.
[2024-05-25 21:07:59] [INFO ] Implicit Places using invariants and state equation in 22269 ms returned [1659, 1660, 1661, 1662, 1663, 1664, 1665, 1666, 1667, 1668, 1669, 1670, 1671, 1672, 1673, 1674, 1679, 1680, 1681, 1682, 1883, 1884, 1885, 1886, 1887, 1888, 1889, 1890, 1897]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 25397 ms to find 29 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1947/2910 places, 327/446 transitions.
Applied a total of 0 rules in 120 ms. Remains 1947 /1947 variables (removed 0) and now considering 327/327 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 25998 ms. Remains : 1947/2910 places, 327/446 transitions.
Stuttering acceptance computed with spot in 149 ms :[(NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-28-LTLCardinality-00
Product exploration explored 100000 steps with 2814 reset in 560 ms.
Product exploration explored 100000 steps with 2814 reset in 453 ms.
Computed a total of 1947 stabilizing places and 327 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1947 transition count 327
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 14 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property QuasiCertifProtocol-PT-28-LTLCardinality-00 finished in 27570 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(p0))&&F(p1))))'
Support contains 61 out of 2910 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Graph (complete) has 28544 edges and 2910 vertex of which 2067 are kept as prefixes of interest. Removing 843 places using SCC suffix rule.6 ms
Discarding 843 places :
Also discarding 0 output transitions
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 29 place count 2039 transition count 390
Iterating global reduction 0 with 28 rules applied. Total rules applied 57 place count 2039 transition count 390
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 59 place count 2038 transition count 389
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 60 place count 2038 transition count 389
Applied a total of 60 rules in 323 ms. Remains 2038 /2910 variables (removed 872) and now considering 389/446 (removed 57) transitions.
// Phase 1: matrix 389 rows 2038 cols
[2024-05-25 21:08:01] [INFO ] Computed 1680 invariants in 11 ms
[2024-05-25 21:08:04] [INFO ] Implicit Places using invariants in 3038 ms returned []
[2024-05-25 21:08:04] [INFO ] Invariant cache hit.
[2024-05-25 21:08:08] [INFO ] Implicit Places using invariants and state equation in 4642 ms returned []
Implicit Place search using SMT with State Equation took 7683 ms to find 0 implicit places.
[2024-05-25 21:08:08] [INFO ] Redundant transitions in 43 ms returned []
Running 359 sub problems to find dead transitions.
[2024-05-25 21:08:08] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2036 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 359 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2036 variables, 0/1680 constraints. Problems are: Problem set: 0 solved, 359 unsolved
At refinement iteration 2 (OVERLAPS) 389/2425 variables, 2036/3716 constraints. Problems are: Problem set: 0 solved, 359 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 2425/2427 variables, and 3716 constraints, problems are : Problem set: 0 solved, 359 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 1680/1680 constraints, State Equation: 2036/2038 constraints, PredecessorRefiner: 359/359 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 359 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2036 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 359 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2036 variables, 0/1680 constraints. Problems are: Problem set: 0 solved, 359 unsolved
At refinement iteration 2 (OVERLAPS) 389/2425 variables, 2036/3716 constraints. Problems are: Problem set: 0 solved, 359 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2425 variables, 357/4073 constraints. Problems are: Problem set: 0 solved, 359 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2425/2427 variables, and 4073 constraints, problems are : Problem set: 0 solved, 359 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 1680/1680 constraints, State Equation: 2036/2038 constraints, PredecessorRefiner: 357/359 constraints, Known Traps: 0/0 constraints]
After SMT, in 60701ms problems are : Problem set: 0 solved, 359 unsolved
Search for dead transitions found 0 dead transitions in 60706ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2038/2910 places, 389/446 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68772 ms. Remains : 2038/2910 places, 389/446 transitions.
Stuttering acceptance computed with spot in 111 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : QuasiCertifProtocol-PT-28-LTLCardinality-01
Stuttering criterion allowed to conclude after 31 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-28-LTLCardinality-01 finished in 68902 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0) U (p1||G(!p0))))'
Support contains 843 out of 2910 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Graph (complete) has 28544 edges and 2910 vertex of which 2068 are kept as prefixes of interest. Removing 842 places using SCC suffix rule.12 ms
Discarding 842 places :
Also discarding 0 output transitions
Reduce places removed 1 places and 1 transitions.
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 57 place count 2011 transition count 333
Iterating global reduction 0 with 56 rules applied. Total rules applied 113 place count 2011 transition count 333
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 117 place count 2009 transition count 331
Applied a total of 117 rules in 147 ms. Remains 2009 /2910 variables (removed 901) and now considering 331/446 (removed 115) transitions.
// Phase 1: matrix 331 rows 2009 cols
[2024-05-25 21:09:09] [INFO ] Computed 1680 invariants in 43 ms
[2024-05-25 21:09:11] [INFO ] Implicit Places using invariants in 2015 ms returned []
[2024-05-25 21:09:11] [INFO ] Invariant cache hit.
[2024-05-25 21:09:38] [INFO ] Implicit Places using invariants and state equation in 26607 ms returned [1662, 1663, 1664, 1665, 1666, 1667, 1668, 1669, 1670, 1671, 1672, 1673, 1674, 1675, 1676, 1677, 1682, 1683, 1684, 1685, 1913, 1914, 1915, 1916, 1917, 1918, 1919, 1920, 1927]
Discarding 29 places :
Implicit Place search using SMT with State Equation took 28626 ms to find 29 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1980/2910 places, 331/446 transitions.
Applied a total of 0 rules in 48 ms. Remains 1980 /1980 variables (removed 0) and now considering 331/331 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 28821 ms. Remains : 1980/2910 places, 331/446 transitions.
Stuttering acceptance computed with spot in 110 ms :[(AND (NOT p1) p0), (NOT p0), p0, true]
Running random walk in product with property : QuasiCertifProtocol-PT-28-LTLCardinality-02
Product exploration explored 100000 steps with 3114 reset in 2542 ms.
Product exploration explored 100000 steps with 3085 reset in 2438 ms.
Computed a total of 1980 stabilizing places and 331 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1980 transition count 331
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 9 factoid took 362 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter insensitive) to 4 states, 8 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 129 ms :[(AND p0 (NOT p1)), (NOT p0), p0, true]
RANDOM walk for 40000 steps (1126 resets) in 1387 ms. (28 steps per ms) remains 2/4 properties
BEST_FIRST walk for 40004 steps (20 resets) in 663 ms. (60 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (32 resets) in 605 ms. (66 steps per ms) remains 2/2 properties
// Phase 1: matrix 331 rows 1980 cols
[2024-05-25 21:09:45] [INFO ] Computed 1652 invariants in 39 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/843 variables, 784/784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/843 variables, 0/784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 841/1684 variables, 812/1596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1684 variables, 0/1596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 234/1918 variables, 1684/3280 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1918 variables, 0/3280 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 270/2188 variables, 178/3458 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2188 variables, 0/3458 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 29/2217 variables, 28/3486 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2217 variables, 29/3515 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/2217 variables, 0/3515 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 92/2309 variables, 88/3603 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/2309 variables, 28/3631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/2309 variables, 0/3631 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 2/2311 variables, 1/3632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/2311 variables, 0/3632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/2311 variables, 0/3632 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2311/2311 variables, and 3632 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1444 ms.
Refiners :[Generalized P Invariants (flows): 1652/1652 constraints, State Equation: 1980/1980 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/843 variables, 784/784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/843 variables, 0/784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 841/1684 variables, 812/1596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1684 variables, 0/1596 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 234/1918 variables, 1684/3280 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1918 variables, 0/3280 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 270/2188 variables, 178/3458 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2188 variables, 2/3460 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2188/2311 variables, and 3460 constraints, problems are : Problem set: 0 solved, 2 unsolved in 3468 ms.
Refiners :[Generalized P Invariants (flows): 1596/1652 constraints, State Equation: 1862/1980 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 5012ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 843 out of 1980 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1980/1980 places, 331/331 transitions.
Graph (complete) has 29237 edges and 1980 vertex of which 1979 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 0 with 7 rules applied. Total rules applied 8 place count 1979 transition count 323
Applied a total of 8 rules in 45 ms. Remains 1979 /1980 variables (removed 1) and now considering 323/331 (removed 8) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 1979/1980 places, 323/331 transitions.
RANDOM walk for 40000 steps (1155 resets) in 2061 ms. (19 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (22 resets) in 594 ms. (67 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (32 resets) in 582 ms. (68 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 547492 steps, run timeout after 3001 ms. (steps per millisecond=182 ) properties seen :0 out of 2
Probabilistic random walk after 547492 steps, saw 75634 distinct states, run finished after 3004 ms. (steps per millisecond=182 ) properties seen :0
// Phase 1: matrix 323 rows 1979 cols
[2024-05-25 21:09:54] [INFO ] Computed 1657 invariants in 18 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/843 variables, 784/784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/843 variables, 0/784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 209/1052 variables, 32/816 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1052 variables, 0/816 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 898/1950 variables, 841/1657 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/1950 variables, 0/1657 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (OVERLAPS) 323/2273 variables, 1950/3607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/2273 variables, 0/3607 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 29/2302 variables, 29/3636 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2302 variables, 0/3636 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 0/2302 variables, 0/3636 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2302/2302 variables, and 3636 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1264 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 1625/1625 constraints, State Equation: 1979/1979 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/843 variables, 784/784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/843 variables, 0/784 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 209/1052 variables, 32/816 constraints. Problems are: Problem set: 0 solved, 2 unsolved
[2024-05-25 21:09:56] [INFO ] Deduced a trap composed of 7 places in 386 ms of which 7 ms to minimize.
[2024-05-25 21:09:56] [INFO ] Deduced a trap composed of 8 places in 308 ms of which 9 ms to minimize.
At refinement iteration 3 (INCLUDED_ONLY) 0/1052 variables, 2/818 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1052 variables, 0/818 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 898/1950 variables, 841/1659 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1950 variables, 0/1659 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 323/2273 variables, 1950/3609 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/2273 variables, 2/3611 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/2273 variables, 0/3611 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 29/2302 variables, 29/3640 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/2302 variables, 0/3640 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 0/2302 variables, 0/3640 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2302/2302 variables, and 3640 constraints, problems are : Problem set: 0 solved, 2 unsolved in 7151 ms.
Refiners :[Positive P Invariants (semi-flows): 32/32 constraints, Generalized P Invariants (flows): 1625/1625 constraints, State Equation: 1979/1979 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints]
After SMT, in 8490ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 116 steps, including 0 resets, run visited all 2 properties in 7 ms. (steps per millisecond=16 )
Parikh walk visited 2 properties in 9 ms.
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X p0), (X (NOT p1)), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Property proved to be false thanks to negative knowledge :(F (NOT (OR p0 p1)))
Knowledge based reduction with 9 factoid took 433 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-02 FALSE TECHNIQUES KNOWLEDGE
Treatment of property QuasiCertifProtocol-PT-28-LTLCardinality-02 finished in 53638 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 58 out of 2910 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 2907 transition count 446
Applied a total of 3 rules in 135 ms. Remains 2907 /2910 variables (removed 3) and now considering 446/446 (removed 0) transitions.
// Phase 1: matrix 446 rows 2907 cols
[2024-05-25 21:10:03] [INFO ] Computed 2464 invariants in 273 ms
[2024-05-25 21:10:08] [INFO ] Implicit Places using invariants in 4695 ms returned []
[2024-05-25 21:10:08] [INFO ] Invariant cache hit.
[2024-05-25 21:10:18] [INFO ] Implicit Places using invariants and state equation in 10794 ms returned []
Implicit Place search using SMT with State Equation took 15495 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2024-05-25 21:10:18] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 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 2906/3353 variables, and 2464 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30012 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2907 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2906 variables, 0/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 2 (OVERLAPS) 446/3352 variables, 2906/5370 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3352 variables, 416/5786 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3352/3353 variables, and 5786 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 2906/2907 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints]
After SMT, in 60716ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60723ms
Starting structural reductions in LTL mode, iteration 1 : 2907/2910 places, 446/446 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 76356 ms. Remains : 2907/2910 places, 446/446 transitions.
Stuttering acceptance computed with spot in 103 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : QuasiCertifProtocol-PT-28-LTLCardinality-05
Product exploration explored 100000 steps with 50000 reset in 688 ms.
Product exploration explored 100000 steps with 50000 reset in 708 ms.
Computed a total of 2907 stabilizing places and 446 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2907 transition count 446
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X p0), (X p1), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 18 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property QuasiCertifProtocol-PT-28-LTLCardinality-05 finished in 78345 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(p1)))'
Support contains 871 out of 2910 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 2907 transition count 446
Applied a total of 3 rules in 66 ms. Remains 2907 /2910 variables (removed 3) and now considering 446/446 (removed 0) transitions.
[2024-05-25 21:11:21] [INFO ] Invariant cache hit.
[2024-05-25 21:11:25] [INFO ] Implicit Places using invariants in 3734 ms returned []
[2024-05-25 21:11:25] [INFO ] Invariant cache hit.
[2024-05-25 21:11:31] [INFO ] Implicit Places using invariants and state equation in 6292 ms returned []
Implicit Place search using SMT with State Equation took 10029 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2024-05-25 21:11:31] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3353 variables, and 2464 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2907 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2906 variables, 0/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 2 (OVERLAPS) 446/3352 variables, 2906/5370 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3352 variables, 416/5786 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3352/3353 variables, and 5786 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 2906/2907 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints]
After SMT, in 60697ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60704ms
Starting structural reductions in LTL mode, iteration 1 : 2907/2910 places, 446/446 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70801 ms. Remains : 2907/2910 places, 446/446 transitions.
Stuttering acceptance computed with spot in 150 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-28-LTLCardinality-07
Entered a terminal (fully accepting) state of product in 4 steps with 0 reset in 1 ms.
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-28-LTLCardinality-07 finished in 70967 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 1 out of 2910 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 2907 transition count 446
Applied a total of 3 rules in 141 ms. Remains 2907 /2910 variables (removed 3) and now considering 446/446 (removed 0) transitions.
[2024-05-25 21:12:32] [INFO ] Invariant cache hit.
[2024-05-25 21:12:37] [INFO ] Implicit Places using invariants in 4838 ms returned []
[2024-05-25 21:12:37] [INFO ] Invariant cache hit.
[2024-05-25 21:12:48] [INFO ] Implicit Places using invariants and state equation in 10839 ms returned []
Implicit Place search using SMT with State Equation took 15679 ms to find 0 implicit places.
Running 416 sub problems to find dead transitions.
[2024-05-25 21:12:48] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2906/3353 variables, and 2464 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 0/2907 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 416 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2906 variables, 2464/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2906 variables, 0/2464 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 2 (OVERLAPS) 446/3352 variables, 2906/5370 constraints. Problems are: Problem set: 0 solved, 416 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/3352 variables, 416/5786 constraints. Problems are: Problem set: 0 solved, 416 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3352/3353 variables, and 5786 constraints, problems are : Problem set: 0 solved, 416 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 2464/2464 constraints, State Equation: 2906/2907 constraints, PredecessorRefiner: 416/416 constraints, Known Traps: 0/0 constraints]
After SMT, in 60720ms problems are : Problem set: 0 solved, 416 unsolved
Search for dead transitions found 0 dead transitions in 60727ms
Starting structural reductions in LTL mode, iteration 1 : 2907/2910 places, 446/446 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 76549 ms. Remains : 2907/2910 places, 446/446 transitions.
Stuttering acceptance computed with spot in 61 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-28-LTLCardinality-08
Stuttering criterion allowed to conclude after 77 steps with 22 reset in 2 ms.
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property QuasiCertifProtocol-PT-28-LTLCardinality-08 finished in 76626 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(F(p0))||G(p1))))'
Support contains 5 out of 2910 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Graph (complete) has 28544 edges and 2910 vertex of which 2066 are kept as prefixes of interest. Removing 844 places using SCC suffix rule.7 ms
Discarding 844 places :
Also discarding 0 output transitions
Discarding 57 places :
Symmetric choice reduction at 0 with 57 rule applications. Total rules 58 place count 2009 transition count 332
Iterating global reduction 0 with 57 rules applied. Total rules applied 115 place count 2009 transition count 332
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 119 place count 2007 transition count 330
Applied a total of 119 rules in 245 ms. Remains 2007 /2910 variables (removed 903) and now considering 330/446 (removed 116) transitions.
// Phase 1: matrix 330 rows 2007 cols
[2024-05-25 21:13:49] [INFO ] Computed 1680 invariants in 15 ms
[2024-05-25 21:13:52] [INFO ] Implicit Places using invariants in 2661 ms returned []
[2024-05-25 21:13:52] [INFO ] Invariant cache hit.
[2024-05-25 21:14:14] [INFO ] Implicit Places using invariants and state equation in 21955 ms returned []
Implicit Place search using SMT with State Equation took 24617 ms to find 0 implicit places.
[2024-05-25 21:14:14] [INFO ] Redundant transitions in 30 ms returned []
Running 300 sub problems to find dead transitions.
[2024-05-25 21:14:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2006 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2006 variables, 0/1680 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (OVERLAPS) 330/2336 variables, 2006/3686 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2336/2337 variables, and 3686 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30023 ms.
Refiners :[Generalized P Invariants (flows): 1680/1680 constraints, State Equation: 2006/2007 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 300 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2006 variables, 1680/1680 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2006 variables, 0/1680 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 2 (OVERLAPS) 330/2336 variables, 2006/3686 constraints. Problems are: Problem set: 0 solved, 300 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2336 variables, 300/3986 constraints. Problems are: Problem set: 0 solved, 300 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2336/2337 variables, and 3986 constraints, problems are : Problem set: 0 solved, 300 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 1680/1680 constraints, State Equation: 2006/2007 constraints, PredecessorRefiner: 300/300 constraints, Known Traps: 0/0 constraints]
After SMT, in 60428ms problems are : Problem set: 0 solved, 300 unsolved
Search for dead transitions found 0 dead transitions in 60433ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2007/2910 places, 330/446 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 85333 ms. Remains : 2007/2910 places, 330/446 transitions.
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : QuasiCertifProtocol-PT-28-LTLCardinality-13
Product exploration explored 100000 steps with 3028 reset in 324 ms.
Product exploration explored 100000 steps with 3028 reset in 330 ms.
Computed a total of 2007 stabilizing places and 330 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2007 transition count 330
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 193 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
RANDOM walk for 40000 steps (1207 resets) in 401 ms. (99 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (80 resets) in 93 ms. (425 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (56 resets) in 94 ms. (421 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (53 resets) in 79 ms. (500 steps per ms) remains 3/3 properties
[2024-05-25 21:15:16] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 60/65 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 54/119 variables, 27/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 68/187 variables, 119/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/187 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 379/566 variables, 176/351 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/566 variables, 28/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/566 variables, 0/379 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 930/1496 variables, 871/1250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1496 variables, 0/1250 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (OVERLAPS) 46/1542 variables, 812/2062 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/1542 variables, 46/2108 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1542 variables, 0/2108 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (OVERLAPS) 795/2337 variables, 784/2892 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/2337 variables, 795/3687 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2337 variables, 0/3687 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (OVERLAPS) 0/2337 variables, 0/3687 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2337/2337 variables, and 3687 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1272 ms.
Refiners :[Generalized P Invariants (flows): 1680/1680 constraints, State Equation: 2007/2007 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 60/65 variables, 29/29 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/65 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 54/119 variables, 27/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/119 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 68/187 variables, 119/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/187 variables, 0/175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem apf0 is UNSAT
At refinement iteration 7 (OVERLAPS) 379/566 variables, 176/351 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/566 variables, 28/379 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/566 variables, 2/381 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/566 variables, 0/381 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 930/1496 variables, 871/1252 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/1496 variables, 0/1252 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 46/1542 variables, 812/2064 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/1542 variables, 46/2110 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1542 variables, 0/2110 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 795/2337 variables, 784/2894 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/2337 variables, 795/3689 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/2337 variables, 0/3689 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 0/2337 variables, 0/3689 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 2337/2337 variables, and 3689 constraints, problems are : Problem set: 1 solved, 2 unsolved in 1128 ms.
Refiners :[Generalized P Invariants (flows): 1680/1680 constraints, State Equation: 2007/2007 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 0/0 constraints]
After SMT, in 2417ms problems are : Problem set: 1 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Finished Parikh walk after 73 steps, including 0 resets, run visited all 2 properties in 4 ms. (steps per millisecond=18 )
Parikh walk visited 2 properties in 3 ms.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1)), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (G (OR p0 p1))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (NOT (OR p0 (NOT p1))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 12 factoid took 13 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property QuasiCertifProtocol-PT-28-LTLCardinality-13 finished in 89321 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 2910 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 2910/2910 places, 446/446 transitions.
Graph (complete) has 28544 edges and 2910 vertex of which 2065 are kept as prefixes of interest. Removing 845 places using SCC suffix rule.9 ms
Discarding 845 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Discarding 27 places :
Symmetric choice reduction at 0 with 27 rule applications. Total rules 28 place count 2038 transition count 390
Iterating global reduction 0 with 27 rules applied. Total rules applied 55 place count 2038 transition count 390
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 59 place count 2036 transition count 388
Applied a total of 59 rules in 248 ms. Remains 2036 /2910 variables (removed 874) and now considering 388/446 (removed 58) transitions.
// Phase 1: matrix 388 rows 2036 cols
[2024-05-25 21:15:18] [INFO ] Computed 1652 invariants in 11 ms
[2024-05-25 21:15:21] [INFO ] Implicit Places using invariants in 2738 ms returned []
[2024-05-25 21:15:21] [INFO ] Invariant cache hit.
[2024-05-25 21:15:26] [INFO ] Implicit Places using invariants and state equation in 5016 ms returned []
Implicit Place search using SMT with State Equation took 7756 ms to find 0 implicit places.
[2024-05-25 21:15:26] [INFO ] Redundant transitions in 21 ms returned []
Running 358 sub problems to find dead transitions.
[2024-05-25 21:15:26] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2035 variables, 1652/1652 constraints. Problems are: Problem set: 0 solved, 358 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2035 variables, 0/1652 constraints. Problems are: Problem set: 0 solved, 358 unsolved
At refinement iteration 2 (OVERLAPS) 388/2423 variables, 2035/3687 constraints. Problems are: Problem set: 0 solved, 358 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2423/2424 variables, and 3687 constraints, problems are : Problem set: 0 solved, 358 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 1652/1652 constraints, State Equation: 2035/2036 constraints, PredecessorRefiner: 358/358 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 358 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2035 variables, 1652/1652 constraints. Problems are: Problem set: 0 solved, 358 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/2035 variables, 0/1652 constraints. Problems are: Problem set: 0 solved, 358 unsolved
At refinement iteration 2 (OVERLAPS) 388/2423 variables, 2035/3687 constraints. Problems are: Problem set: 0 solved, 358 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/2423 variables, 358/4045 constraints. Problems are: Problem set: 0 solved, 358 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2423/2424 variables, and 4045 constraints, problems are : Problem set: 0 solved, 358 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 1652/1652 constraints, State Equation: 2035/2036 constraints, PredecessorRefiner: 358/358 constraints, Known Traps: 0/0 constraints]
After SMT, in 60542ms problems are : Problem set: 0 solved, 358 unsolved
Search for dead transitions found 0 dead transitions in 60546ms
Starting structural reductions in SI_LTL mode, iteration 1 : 2036/2910 places, 388/446 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 68579 ms. Remains : 2036/2910 places, 388/446 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : QuasiCertifProtocol-PT-28-LTLCardinality-15
Product exploration explored 100000 steps with 6863 reset in 291 ms.
Product exploration explored 100000 steps with 6914 reset in 303 ms.
Computed a total of 2036 stabilizing places and 388 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 2036 transition count 388
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(NOT p0), (F (G p0))]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 19 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA QuasiCertifProtocol-PT-28-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property QuasiCertifProtocol-PT-28-LTLCardinality-15 finished in 69586 ms.
All properties solved by simple procedures.
Total runtime 573744 ms.
BK_STOP 1716671788427
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="QuasiCertifProtocol-PT-28"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is QuasiCertifProtocol-PT-28, 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 r312-tall-171662337800099"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-PT-28.tgz
mv QuasiCertifProtocol-PT-28 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 '
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 ;