About the Execution of ITS-Tools for ClientsAndServers-PT-N0005P1
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 24316.00 | 0.00 | 0.00 | FTFFFTFFTFFTTFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r030-smll-174853814000475.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is ClientsAndServers-PT-N0005P1, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r030-smll-174853814000475
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 504K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.5K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 98K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 123K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 9.2K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-00
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-01
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-02
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-03
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-04
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-05
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-06
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-07
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-08
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-09
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-10
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-11
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-12
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-13
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-14
FORMULA_NAME ClientsAndServers-PT-N0005P1-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748931794743
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0005P1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-03 06:23:16] [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]
[2025-06-03 06:23:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 06:23:17] [INFO ] Load time of PNML (sax parser for PT used): 67 ms
[2025-06-03 06:23:17] [INFO ] Transformed 25 places.
[2025-06-03 06:23:17] [INFO ] Transformed 18 transitions.
[2025-06-03 06:23:17] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 276 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Applied a total of 0 rules in 12 ms. Remains 25 /25 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 25 cols
[2025-06-03 06:23:17] [INFO ] Computed 8 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:17] [INFO ] Implicit Places using invariants in 239 ms returned []
[2025-06-03 06:23:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:17] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 372 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 06:23:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/43 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 43/43 variables, and 33 constraints, problems are : Problem set: 0 solved, 17 unsolved in 760 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/24 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/24 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/25 variables, 2/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/43 variables, 25/33 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/43 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/43 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 43/43 variables, and 50 constraints, problems are : Problem set: 0 solved, 17 unsolved in 554 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 25/25 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1345ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1360ms
Finished structural reductions in LTL mode , in 1 iterations and 1770 ms. Remains : 25/25 places, 18/18 transitions.
Support contains 22 out of 25 places after structural reductions.
[2025-06-03 06:23:19] [INFO ] Flatten gal took : 23 ms
[2025-06-03 06:23:19] [INFO ] Flatten gal took : 8 ms
[2025-06-03 06:23:19] [INFO ] Input system was already deterministic with 18 transitions.
Support contains 19 out of 25 places (down from 22) after GAL structural reductions.
RANDOM walk for 40042 steps (29 resets) in 540 ms. (74 steps per ms) remains 1/26 properties
BEST_FIRST walk for 40002 steps (8 resets) in 258 ms. (154 steps per ms) remains 1/1 properties
[2025-06-03 06:23:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 4/5 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/5 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 8/13 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 9/22 variables, 3/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Problem AtomicPropp17 is UNSAT
After SMT solving in domain Real declared 25/43 variables, and 8 constraints, problems are : Problem set: 1 solved, 0 unsolved in 46 ms.
Refiners :[Positive P Invariants (semi-flows): 5/5 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 0/25 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 52ms problems are : Problem set: 1 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-13 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-02 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-00 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 10 simplifications.
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 7 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-03 06:23:20] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:20] [INFO ] Implicit Places using invariants in 39 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 49 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 469 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-01
Product exploration explored 100000 steps with 7417 reset in 283 ms.
Product exploration explored 100000 steps with 7461 reset in 225 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 87 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 143 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 300 steps (0 resets) in 4 ms. (60 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 101 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 177 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 159 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 20 cols
[2025-06-03 06:23:22] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:22] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 06:23:22] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-03 06:23:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:22] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-03 06:23:22] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2025-06-03 06:23:22] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-03 06:23:22] [INFO ] Added : 3 causal constraints over 1 iterations in 25 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 06:23:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:22] [INFO ] Implicit Places using invariants in 33 ms returned []
[2025-06-03 06:23:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:22] [INFO ] Implicit Places using invariants and state equation in 50 ms returned []
Implicit Place search using SMT with State Equation took 91 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 06:23:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/38 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 23 constraints, problems are : Problem set: 0 solved, 17 unsolved in 406 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/19 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/19 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/20 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/38 variables, 20/23 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/38 variables, 17/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/38 variables, 0/40 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 40 constraints, problems are : Problem set: 0 solved, 17 unsolved in 324 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 20/20 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 739ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 740ms
Finished structural reductions in LTL mode , in 1 iterations and 832 ms. Remains : 20/20 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 71 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 183 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 300 steps (0 resets) in 4 ms. (60 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 127 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 175 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2025-06-03 06:23:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:24] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2025-06-03 06:23:24] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-06-03 06:23:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:24] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-03 06:23:24] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2025-06-03 06:23:24] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 06:23:24] [INFO ] Added : 3 causal constraints over 1 iterations in 15 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 169 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 7477 reset in 155 ms.
Product exploration explored 100000 steps with 7408 reset in 155 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 154 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 2 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 20 transition count 18
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 7 place count 20 transition count 18
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 9 place count 20 transition count 18
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 11 place count 18 transition count 16
Deduced a syphon composed of 7 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 13 place count 18 transition count 16
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 10 places in 0 ms
Iterating global reduction 1 with 3 rules applied. Total rules applied 16 place count 18 transition count 16
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 18 place count 16 transition count 14
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 2 rules applied. Total rules applied 20 place count 16 transition count 14
Deduced a syphon composed of 8 places in 0 ms
Applied a total of 20 rules in 25 ms. Remains 16 /20 variables (removed 4) and now considering 14/18 (removed 4) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 06:23:25] [INFO ] Redundant transitions in 0 ms returned []
Running 13 sub problems to find dead transitions.
// Phase 1: matrix 14 rows 16 cols
[2025-06-03 06:23:25] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/15 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/15 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 1/16 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/16 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem TDEAD1 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD12 is UNSAT
At refinement iteration 4 (OVERLAPS) 14/30 variables, 16/19 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/19 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/19 constraints. Problems are: Problem set: 8 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 19 constraints, problems are : Problem set: 8 solved, 5 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 8 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 9/16 variables, 3/3 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/16 variables, 0/3 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 14/30 variables, 16/19 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/30 variables, 5/24 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 0/24 constraints. Problems are: Problem set: 8 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/30 variables, 0/24 constraints. Problems are: Problem set: 8 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 24 constraints, problems are : Problem set: 8 solved, 5 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 16/16 constraints, PredecessorRefiner: 5/13 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 361ms problems are : Problem set: 8 solved, 5 unsolved
Search for dead transitions found 8 dead transitions in 361ms
Found 8 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 8 transitions
Dead transitions reduction (with SMT) removed 8 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 16/20 places, 6/18 transitions.
Graph (complete) has 12 edges and 16 vertex of which 8 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.2 ms
Discarding 8 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 5 ms. Remains 8 /16 variables (removed 8) and now considering 6/6 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/20 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 411 ms. Remains : 8/20 places, 6/18 transitions.
Built C files in :
/tmp/ltsmin6474931809310465770
[2025-06-03 06:23:25] [INFO ] Built C files in 19ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin6474931809310465770
Running compilation step : cd /tmp/ltsmin6474931809310465770;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 347 ms.
Running link step : cd /tmp/ltsmin6474931809310465770;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin6474931809310465770;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased13561779153105119574.hoa' '--buchi-type=spotba'
LTSmin run took 1279 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-01 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-01 finished in 7048 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(p0)&&F(p1)))||(X(p0)&&F(p1)&&F((p2 U (G(p2)||(p2&&(p0||G(p3)))))))))'
Support contains 4 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 2 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-03 06:23:27] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:27] [INFO ] Implicit Places using invariants in 51 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 53 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 57 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 631 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p2) (NOT p3))), true, (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p3) (NOT p2)), (AND (NOT p1) (NOT p2) (NOT p3)), (NOT p2), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-03 finished in 741 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G((G(p0)||(p1&&X(p1)))))&&F(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
[2025-06-03 06:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:28] [INFO ] Implicit Places using invariants in 36 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 38 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 40 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 209 ms :[(NOT p0), (AND (NOT p1) (NOT p0)), (NOT p0), true, (NOT p0), (AND p0 (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-04
Entered a terminal (fully accepting) state of product in 32 steps with 1 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-04 finished in 278 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0&&X((X(F(p1))||G(p0))))))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 2 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
[2025-06-03 06:23:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:28] [INFO ] Implicit Places using invariants in 44 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 47 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 50 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 186 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-05
Product exploration explored 100000 steps with 33333 reset in 133 ms.
Product exploration explored 100000 steps with 33333 reset in 88 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1))))), (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 22 ms. Reduced automaton from 4 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-05 finished in 497 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(!p1)))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 22 transition count 14
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 11 place count 18 transition count 14
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 11 place count 18 transition count 11
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 17 place count 15 transition count 11
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 23 place count 12 transition count 8
Applied a total of 23 rules in 7 ms. Remains 12 /25 variables (removed 13) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2025-06-03 06:23:29] [INFO ] Computed 5 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:29] [INFO ] Implicit Places using invariants in 29 ms returned [6, 11]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 31 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/25 places, 8/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 10 transition count 7
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 9 transition count 7
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 2 place count 9 transition count 6
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 4 place count 8 transition count 6
Applied a total of 4 rules in 2 ms. Remains 8 /10 variables (removed 2) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 8 cols
[2025-06-03 06:23:29] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:29] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-03 06:23:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:29] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 78 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 8/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 118 ms. Remains : 8/25 places, 6/18 transitions.
Stuttering acceptance computed with spot in 139 ms :[(OR (NOT p0) p1), (NOT p0), p1]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-06
Stuttering criterion allowed to conclude after 1684 steps with 0 reset in 2 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-06 finished in 276 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)||X((p1&&X(X(X(F(p2)))))))))'
Support contains 5 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 3 places :
Implicit places reduction removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 18
Applied a total of 3 rules in 1 ms. Remains 22 /25 variables (removed 3) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-03 06:23:29] [INFO ] Computed 5 invariants in 18 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:29] [INFO ] Implicit Places using invariants in 50 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 52 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 21/25 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 54 ms. Remains : 21/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 315 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-07
Product exploration explored 100000 steps with 584 reset in 132 ms.
Product exploration explored 100000 steps with 600 reset in 405 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 154 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 296 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 40013 steps (31 resets) in 94 ms. (421 steps per ms) remains 1/6 properties
BEST_FIRST walk for 735 steps (0 resets) in 7 ms. (91 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (NOT (AND (NOT p0) p1))), (F (NOT p1)), (F p0), (F (NOT (AND (NOT p0) (NOT p2)))), (F p2)]
Knowledge based reduction with 6 factoid took 403 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 269 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 253 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
// Phase 1: matrix 18 rows 21 cols
[2025-06-03 06:23:31] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:31] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-06-03 06:23:31] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-06-03 06:23:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:31] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-06-03 06:23:31] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2025-06-03 06:23:31] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-03 06:23:31] [INFO ] Added : 9 causal constraints over 2 iterations in 19 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Support contains 5 out of 21 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21/21 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 21 /21 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-03 06:23:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:32] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-03 06:23:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:32] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-03 06:23:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (OVERLAPS) 0/39 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 39/39 variables, and 25 constraints, problems are : Problem set: 0 solved, 17 unsolved in 417 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 17 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (OVERLAPS) 18/39 variables, 21/25 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/39 variables, 17/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/39 variables, 0/42 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 39/39 variables, and 42 constraints, problems are : Problem set: 0 solved, 17 unsolved in 461 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 885ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 886ms
Finished structural reductions in LTL mode , in 1 iterations and 961 ms. Remains : 21/21 places, 18/18 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 6 factoid took 104 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 262 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
RANDOM walk for 40016 steps (31 resets) in 70 ms. (563 steps per ms) remains 1/6 properties
BEST_FIRST walk for 822 steps (0 resets) in 8 ms. (91 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) p1 (NOT p2)), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT p0)))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (NOT (AND (NOT p0) p1))), (F (NOT p1)), (F p0), (F (NOT (AND (NOT p0) (NOT p2)))), (F p2)]
Knowledge based reduction with 6 factoid took 308 ms. Reduced automaton from 6 states, 8 edges and 3 AP (stutter sensitive) to 6 states, 8 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 281 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 291 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2025-06-03 06:23:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:34] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2025-06-03 06:23:34] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-06-03 06:23:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:34] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-06-03 06:23:34] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-03 06:23:34] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 06:23:34] [INFO ] Added : 9 causal constraints over 2 iterations in 18 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p2))
Stuttering acceptance computed with spot in 288 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p0), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 584 reset in 125 ms.
Stack based approach found an accepted trace after 17820 steps with 106 reset with depth 44 and stack size 44 in 25 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-07 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-07 finished in 5412 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(!p0)||(p1&&X(p1))))'
Support contains 3 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-03 06:23:34] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:34] [INFO ] Implicit Places using invariants in 40 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 41 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 0 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 43 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 177 ms :[true, (NOT p1), (AND p0 (NOT p1)), (AND (NOT p1) p0), p0]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 219 ms.
Product exploration explored 100000 steps with 50000 reset in 263 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 13 ms. Reduced automaton from 5 states, 10 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-08 finished in 731 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G(p0)))))'
Support contains 1 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 21 transition count 18
Applied a total of 4 rules in 1 ms. Remains 21 /25 variables (removed 4) and now considering 18/18 (removed 0) transitions.
[2025-06-03 06:23:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:35] [INFO ] Implicit Places using invariants in 30 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 44 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/25 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 20 /20 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 48 ms. Remains : 20/25 places, 18/18 transitions.
Stuttering acceptance computed with spot in 147 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-10
Entered a terminal (fully accepting) state of product in 14 steps with 0 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-10 finished in 208 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 23 transition count 14
Reduce places removed 4 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 11 place count 19 transition count 13
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 12 place count 18 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 12 place count 18 transition count 11
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 16 place count 16 transition count 11
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 3 with 4 rules applied. Total rules applied 20 place count 14 transition count 9
Applied a total of 20 rules in 5 ms. Remains 14 /25 variables (removed 11) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 14 cols
[2025-06-03 06:23:35] [INFO ] Computed 6 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:35] [INFO ] Implicit Places using invariants in 28 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 13/25 places, 9/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 13 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 12 transition count 8
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 2 place count 12 transition count 6
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 5 rules applied. Total rules applied 7 place count 9 transition count 6
Applied a total of 7 rules in 2 ms. Remains 9 /13 variables (removed 4) and now considering 6/9 (removed 3) transitions.
// Phase 1: matrix 6 rows 9 cols
[2025-06-03 06:23:35] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:35] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-03 06:23:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:35] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/25 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 94 ms. Remains : 9/25 places, 6/18 transitions.
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-11
Product exploration explored 100000 steps with 25034 reset in 195 ms.
Product exploration explored 100000 steps with 25065 reset in 276 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 137 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
RANDOM walk for 38 steps (0 resets) in 5 ms. (6 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 147 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
[2025-06-03 06:23:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:36] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-06-03 06:23:36] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 06:23:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:36] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-06-03 06:23:36] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 06:23:36] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 06:23:36] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 9 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 9/9 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2025-06-03 06:23:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:36] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-03 06:23:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:36] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 06:23:36] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 06:23:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/15 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/15 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 15/15 variables, and 13 constraints, problems are : Problem set: 0 solved, 5 unsolved in 96 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/9 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/9 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/15 variables, 9/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/15 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/15 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 15/15 variables, and 18 constraints, problems are : Problem set: 0 solved, 5 unsolved in 95 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 9/9 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 195ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 195ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 256 ms. Remains : 9/9 places, 6/6 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 155 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
RANDOM walk for 48 steps (0 resets) in 4 ms. (9 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 2 factoid took 170 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2025-06-03 06:23:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:37] [INFO ] [Real]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-06-03 06:23:37] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 06:23:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 06:23:37] [INFO ] [Nat]Absence check using 4 positive place invariants in 1 ms returned sat
[2025-06-03 06:23:37] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 06:23:37] [INFO ] Computed and/alt/rep : 5/6/5 causal constraints (skipped 0 transitions) in 5 ms.
[2025-06-03 06:23:37] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Product exploration explored 100000 steps with 24996 reset in 337 ms.
Product exploration explored 100000 steps with 24945 reset in 231 ms.
Built C files in :
/tmp/ltsmin2420422876328381857
[2025-06-03 06:23:38] [INFO ] Computing symmetric may disable matrix : 6 transitions.
[2025-06-03 06:23:38] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 06:23:38] [INFO ] Computing symmetric may enable matrix : 6 transitions.
[2025-06-03 06:23:38] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 06:23:38] [INFO ] Computing Do-Not-Accords matrix : 6 transitions.
[2025-06-03 06:23:38] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 06:23:38] [INFO ] Built C files in 17ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin2420422876328381857
Running compilation step : cd /tmp/ltsmin2420422876328381857;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 106 ms.
Running link step : cd /tmp/ltsmin2420422876328381857;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 51 ms.
Running LTSmin : cd /tmp/ltsmin2420422876328381857;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '-p' '--pins-guards' '--when' '--hoa' '/tmp/stateBased6467911068671444945.hoa' '--buchi-type=spotba'
LTSmin run took 59 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-11 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-11 finished in 2800 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 25 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 4 places :
Implicit places reduction removed 4 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 21 transition count 13
Reduce places removed 5 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 7 rules applied. Total rules applied 16 place count 16 transition count 11
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 18 place count 14 transition count 11
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 18 place count 14 transition count 10
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 20 place count 13 transition count 10
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 28 place count 9 transition count 6
Applied a total of 28 rules in 4 ms. Remains 9 /25 variables (removed 16) and now considering 6/18 (removed 12) transitions.
// Phase 1: matrix 6 rows 9 cols
[2025-06-03 06:23:38] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:38] [INFO ] Implicit Places using invariants in 34 ms returned [6]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/25 places, 6/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 8 transition count 5
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 7 transition count 5
Applied a total of 2 rules in 3 ms. Remains 7 /8 variables (removed 1) and now considering 5/6 (removed 1) transitions.
// Phase 1: matrix 5 rows 7 cols
[2025-06-03 06:23:38] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:38] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-03 06:23:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 06:23:38] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 65 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 7/25 places, 5/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 110 ms. Remains : 7/25 places, 5/18 transitions.
Stuttering acceptance computed with spot in 98 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0005P1-LTLCardinality-14
Product exploration explored 100000 steps with 1202 reset in 109 ms.
Stack based approach found an accepted trace after 25 steps with 2 reset with depth 14 and stack size 14 in 1 ms.
FORMULA ClientsAndServers-PT-N0005P1-LTLCardinality-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0005P1-LTLCardinality-14 finished in 337 ms.
All properties solved by simple procedures.
Total runtime 22151 ms.
BK_STOP 1748931819059
--------------------
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
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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="ClientsAndServers-PT-N0005P1"
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 2-5832"
echo " Executing tool itstools"
echo " Input is ClientsAndServers-PT-N0005P1, 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 r030-smll-174853814000475"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0005P1.tgz
mv ClientsAndServers-PT-N0005P1 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.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 ;