About the Execution of ITS-Tools for ClientsAndServers-PT-N0200P0
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 3600000.00 | 0.00 | 0.00 | FF?FFFFTFFTFTFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r030-smll-174853814100564.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-N0200P0, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r030-smll-174853814100564
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 544K
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K 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 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 134K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 16K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 151K 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-N0200P0-LTLFireability-00
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-01
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-02
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-03
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-04
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-05
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-06
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-07
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-08
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-09
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-10
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-11
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-12
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-13
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-14
FORMULA_NAME ClientsAndServers-PT-N0200P0-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1749012550206
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ClientsAndServers-PT-N0200P0
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-04 04:49:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-04 04:49:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-04 04:49:12] [INFO ] Load time of PNML (sax parser for PT used): 53 ms
[2025-06-04 04:49:12] [INFO ] Transformed 25 places.
[2025-06-04 04:49:12] [INFO ] Transformed 18 transitions.
[2025-06-04 04:49:12] [INFO ] Parsed PT model containing 25 places and 18 transitions and 54 arcs in 216 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 18 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 18 out of 25 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 25/25 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 18
Applied a total of 2 rules in 24 ms. Remains 23 /25 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 23 cols
[2025-06-04 04:49:12] [INFO ] Computed 6 invariants in 9 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:49:13] [INFO ] Implicit Places using invariants in 379 ms returned []
[2025-06-04 04:49:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:49:13] [INFO ] Implicit Places using invariants and state equation in 95 ms returned []
Implicit Place search using SMT with State Equation took 534 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-04 04:49:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/22 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/41 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/41 variables, 0/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 41/41 variables, and 29 constraints, problems are : Problem set: 0 solved, 17 unsolved in 710 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 23/23 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) 0/22 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/22 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/23 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/41 variables, 23/29 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/41 variables, 17/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/41 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/41 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 41/41 variables, and 46 constraints, problems are : Problem set: 0 solved, 17 unsolved in 649 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 23/23 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1408ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 1429ms
Starting structural reductions in LTL mode, iteration 1 : 23/25 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2013 ms. Remains : 23/25 places, 18/18 transitions.
Support contains 18 out of 23 places after structural reductions.
[2025-06-04 04:49:15] [INFO ] Flatten gal took : 24 ms
[2025-06-04 04:49:15] [INFO ] Flatten gal took : 7 ms
[2025-06-04 04:49:15] [INFO ] Input system was already deterministic with 18 transitions.
RANDOM walk for 40072 steps (8 resets) in 181 ms. (220 steps per ms) remains 8/14 properties
BEST_FIRST walk for 3492 steps (0 resets) in 79 ms. (43 steps per ms) remains 0/8 properties
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
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(F(p0))&&(F((!p1&&X((!p1 U (!p0||G(!p1)))))) U p1)))'
Support contains 4 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 23 /23 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-04 04:49:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:49:16] [INFO ] Implicit Places using invariants in 58 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 62 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 22/23 places, 18/18 transitions.
Applied a total of 0 rules in 3 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 67 ms. Remains : 22/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 432 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (AND p1 p0), p1]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-02
Product exploration explored 100000 steps with 3700 reset in 528 ms.
Product exploration explored 100000 steps with 3817 reset in 373 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 p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 162 ms. Reduced automaton from 5 states, 10 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 254 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
RANDOM walk for 40072 steps (8 resets) in 53 ms. (742 steps per ms) remains 3/4 properties
BEST_FIRST walk for 1546 steps (0 resets) in 10 ms. (140 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1))), (F p0), (F p1), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 9 factoid took 322 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 239 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
Stuttering acceptance computed with spot in 250 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
// Phase 1: matrix 18 rows 22 cols
[2025-06-04 04:49:18] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:49:18] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:49:18] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-04 04:49:18] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-04 04:49:18] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-04 04:49:19] [INFO ] Added : 13 causal constraints over 3 iterations in 44 ms. Result :sat
Could not prove EG (NOT p0)
[2025-06-04 04:49:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:49:19] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:49:19] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-04 04:49:19] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2025-06-04 04:49:19] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-04 04:49:19] [INFO ] Added : 4 causal constraints over 1 iterations in 16 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
[2025-06-04 04:49:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:49:19] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-06-04 04:49:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:49:19] [INFO ] Implicit Places using invariants and state equation in 47 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-04 04:49:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 484 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 22/22 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) 0/21 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 469 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 969ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 970ms
Finished structural reductions in LTL mode , in 1 iterations and 1057 ms. Remains : 22/22 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) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 122 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 244 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
RANDOM walk for 40072 steps (8 resets) in 41 ms. (954 steps per ms) remains 3/4 properties
BEST_FIRST walk for 2155 steps (0 resets) in 18 ms. (113 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1))), (F p0), (F p1), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 7 factoid took 255 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
Stuttering acceptance computed with spot in 232 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
[2025-06-04 04:49:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:49:21] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:49:21] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 1 ms returned sat
[2025-06-04 04:49:21] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-06-04 04:49:21] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-04 04:49:21] [INFO ] Added : 13 causal constraints over 3 iterations in 27 ms. Result :sat
Could not prove EG (NOT p0)
[2025-06-04 04:49:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:49:21] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:49:21] [INFO ] [Real]Absence check using 3 positive and 2 generalized place invariants in 2 ms returned sat
[2025-06-04 04:49:21] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-06-04 04:49:21] [INFO ] Computed and/alt/rep : 17/19/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-04 04:49:21] [INFO ] Added : 4 causal constraints over 1 iterations in 14 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 197 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
Product exploration explored 100000 steps with 2668 reset in 167 ms.
Product exploration explored 100000 steps with 2519 reset in 188 ms.
Applying partial POR strategy [false, true, false, false, false]
Stuttering acceptance computed with spot in 214 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 22 transition count 18
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 4 Pre rules applied. Total rules applied 4 place count 22 transition count 18
Deduced a syphon composed of 8 places in 0 ms
Iterating global reduction 1 with 4 rules applied. Total rules applied 8 place count 22 transition count 18
Performed 2 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 2 rules applied. Total rules applied 10 place count 22 transition count 18
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 11 place count 21 transition count 17
Deduced a syphon composed of 9 places in 0 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 12 place count 21 transition count 17
Deduced a syphon composed of 9 places in 0 ms
Applied a total of 12 rules in 24 ms. Remains 21 /22 variables (removed 1) and now considering 17/18 (removed 1) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:49:22] [INFO ] Redundant transitions in 0 ms returned []
Running 16 sub problems to find dead transitions.
// Phase 1: matrix 17 rows 21 cols
[2025-06-04 04:49:22] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/20 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 3 (OVERLAPS) 1/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 16 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD2 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD15 is UNSAT
At refinement iteration 6 (OVERLAPS) 17/38 variables, 21/26 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/26 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/26 constraints. Problems are: Problem set: 9 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 38/38 variables, and 26 constraints, problems are : Problem set: 9 solved, 7 unsolved in 327 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 16/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 9 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 1 (OVERLAPS) 7/18 variables, 2/2 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/2 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 3/21 variables, 3/5 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/21 variables, 0/5 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 17/38 variables, 21/26 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/38 variables, 7/33 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/38 variables, 0/33 constraints. Problems are: Problem set: 9 solved, 7 unsolved
At refinement iteration 8 (OVERLAPS) 0/38 variables, 0/33 constraints. Problems are: Problem set: 9 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 38/38 variables, and 33 constraints, problems are : Problem set: 9 solved, 7 unsolved in 274 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 21/21 constraints, PredecessorRefiner: 7/16 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 613ms problems are : Problem set: 9 solved, 7 unsolved
Search for dead transitions found 9 dead transitions in 614ms
Found 9 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 9 transitions
Dead transitions reduction (with SMT) removed 9 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 21/22 places, 8/18 transitions.
Graph (complete) has 20 edges and 21 vertex of which 12 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 4 ms. Remains 12 /21 variables (removed 9) and now considering 8/8 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 12/22 places, 8/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 657 ms. Remains : 12/22 places, 8/18 transitions.
Built C files in :
/tmp/ltsmin12652983292491845048
[2025-06-04 04:49:23] [INFO ] Built C files in 16ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12652983292491845048
Running compilation step : cd /tmp/ltsmin12652983292491845048;'/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 477 ms.
Running link step : cd /tmp/ltsmin12652983292491845048;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 76 ms.
Running LTSmin : cd /tmp/ltsmin12652983292491845048;'/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/stateBased4147153602547321068.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 4 out of 22 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Applied a total of 0 rules in 2 ms. Remains 22 /22 variables (removed 0) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-04 04:49:38] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:49:38] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-04 04:49:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:49:38] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 85 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-04 04:49:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 403 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 22/22 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) 0/21 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 2/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 485 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 2/2 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 895ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 896ms
Finished structural reductions in LTL mode , in 1 iterations and 983 ms. Remains : 22/22 places, 18/18 transitions.
Built C files in :
/tmp/ltsmin4572637279957231819
[2025-06-04 04:49:39] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4572637279957231819
Running compilation step : cd /tmp/ltsmin4572637279957231819;'/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 121 ms.
Running link step : cd /tmp/ltsmin4572637279957231819;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin4572637279957231819;'/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/stateBased4275529457564329165.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-04 04:49:54] [INFO ] Flatten gal took : 4 ms
[2025-06-04 04:49:54] [INFO ] Flatten gal took : 4 ms
[2025-06-04 04:49:54] [INFO ] Time to serialize gal into /tmp/LTL15307780924143763465.gal : 3 ms
[2025-06-04 04:49:54] [INFO ] Time to serialize properties into /tmp/LTL7466549828333572394.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15307780924143763465.gal' '-t' 'CGAL' '-hoa' '/tmp/aut16072408825960521982.hoa' '-atoms' '/tmp/LTL7466549828333572394.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL7466549828333572394.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut16072408825960521982.hoa
Detected timeout of ITS tools.
[2025-06-04 04:50:09] [INFO ] Flatten gal took : 4 ms
[2025-06-04 04:50:09] [INFO ] Flatten gal took : 3 ms
[2025-06-04 04:50:09] [INFO ] Time to serialize gal into /tmp/LTL15752701761405603952.gal : 1 ms
[2025-06-04 04:50:09] [INFO ] Time to serialize properties into /tmp/LTL10642148224083373800.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL15752701761405603952.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL10642148224083373800.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !(((X(F("((SA>=1)&&(SwA>=1))")))&&((F((!("((SG>=1)&&(SwG>=1))"))&&(X((!("((SG>=1)&&(SwG>=1))"))U((!("((SA>=1)&&(SwA>=1))"))||(G(!("((S...207
Formula 0 simplified : XG!"((SA>=1)&&(SwA>=1))" | (G("((SG>=1)&&(SwG>=1))" | X("((SG>=1)&&(SwG>=1))" M "((SA>=1)&&(SwA>=1))")) R !"((SG>=1)&&(SwG>=1))")
Detected timeout of ITS tools.
[2025-06-04 04:50:24] [INFO ] Flatten gal took : 3 ms
[2025-06-04 04:50:24] [INFO ] Applying decomposition
[2025-06-04 04:50:24] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph10345301706364433237.txt' '-o' '/tmp/graph10345301706364433237.bin' '-w' '/tmp/graph10345301706364433237.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10345301706364433237.bin' '-l' '-1' '-v' '-w' '/tmp/graph10345301706364433237.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:50:24] [INFO ] Decomposing Gal with order
[2025-06-04 04:50:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:50:25] [INFO ] Removed a total of 1 redundant transitions.
[2025-06-04 04:50:25] [INFO ] Flatten gal took : 45 ms
[2025-06-04 04:50:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-04 04:50:25] [INFO ] Time to serialize gal into /tmp/LTL11260200223507948027.gal : 2 ms
[2025-06-04 04:50:25] [INFO ] Time to serialize properties into /tmp/LTL8224960499144926690.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL11260200223507948027.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8224960499144926690.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !(((X(F("((i0.u0.SA>=1)&&(i3.u7.SwA>=1))")))&&((F((!("((i2.u4.SG>=1)&&(i2.u6.SwG>=1))"))&&(X((!("((i2.u4.SG>=1)&&(i2.u6.SwG>=1))"))U((...279
Formula 0 simplified : XG!"((i0.u0.SA>=1)&&(i3.u7.SwA>=1))" | (G("((i2.u4.SG>=1)&&(i2.u6.SwG>=1))" | X("((i2.u4.SG>=1)&&(i2.u6.SwG>=1))" M "((i0.u0.SA>=1)&...212
Detected timeout of ITS tools.
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-02 finished in 84126 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((F(p0)&&G(p1))))'
Support contains 4 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 2 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-04 04:50:40] [INFO ] Computed 5 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:40] [INFO ] Implicit Places using invariants in 50 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 : 21/23 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 56 ms. Remains : 21/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 177 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), true, (OR (NOT p1) (NOT p0))]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-03
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-03 finished in 265 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' '!((p0 U (F(p1) U p2)))'
Support contains 4 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 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 6 rules applied. Total rules applied 6 place count 22 transition count 13
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 11 place count 17 transition count 13
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 11 place count 17 transition count 11
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 15 place count 15 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 2 with 4 rules applied. Total rules applied 19 place count 13 transition count 9
Applied a total of 19 rules in 9 ms. Remains 13 /23 variables (removed 10) and now considering 9/18 (removed 9) transitions.
// Phase 1: matrix 9 rows 13 cols
[2025-06-04 04:50:40] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:40] [INFO ] Implicit Places using invariants in 43 ms returned [8, 12]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 44 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/23 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 11 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 10 transition count 8
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 9 transition count 7
Applied a total of 4 rules in 2 ms. Remains 9 /11 variables (removed 2) and now considering 7/9 (removed 2) transitions.
// Phase 1: matrix 7 rows 9 cols
[2025-06-04 04:50:40] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:40] [INFO ] Implicit Places using invariants in 27 ms returned []
[2025-06-04 04:50:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:40] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/23 places, 7/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 123 ms. Remains : 9/23 places, 7/18 transitions.
Stuttering acceptance computed with spot in 139 ms :[(NOT p2), (NOT p1), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-05
Product exploration explored 100000 steps with 14040 reset in 224 ms.
Product exploration explored 100000 steps with 14110 reset in 289 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 p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (AND (NOT p2) (NOT p0))), (X (AND (NOT p2) (NOT p1))), (X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 15 factoid took 156 ms. Reduced automaton from 3 states, 6 edges and 3 AP (stutter insensitive) to 6 states, 15 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 285 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), false, false, false]
RANDOM walk for 40110 steps (10 resets) in 57 ms. (691 steps per ms) remains 1/6 properties
BEST_FIRST walk for 388 steps (0 resets) in 5 ms. (64 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (AND (NOT p2) (NOT p0))), (X (AND (NOT p2) (NOT p1))), (X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p2 (NOT p1)))), (F (NOT (OR (NOT p2) (NOT p1)))), (F p1), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p2) p1)))]
Knowledge based reduction with 15 factoid took 368 ms. Reduced automaton from 6 states, 15 edges and 2 AP (stutter insensitive) to 6 states, 15 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 267 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), false, false, false]
Stuttering acceptance computed with spot in 288 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), false, false, false]
[2025-06-04 04:50:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:42] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:50:42] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-04 04:50:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:42] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:50:42] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-04 04:50:42] [INFO ] Computed and/alt/rep : 6/7/6 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:50:42] [INFO ] Added : 4 causal constraints over 1 iterations in 9 ms. Result :sat
Could not prove EG (NOT p2)
[2025-06-04 04:50:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Proved EG (NOT p1)
Knowledge obtained : [(AND (NOT p2) (NOT p0) (NOT p1)), (X (NOT p2)), (X (AND (NOT p2) (NOT p0))), (X (AND (NOT p2) (NOT p1))), (X (AND (NOT p2) (NOT p1) (NOT p0))), (X (NOT (AND (NOT p2) p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p2))), (X (X (AND (NOT p2) (NOT p0)))), (X (X (AND (NOT p2) (NOT p1)))), (X (X (AND (NOT p2) (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p2) p0)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p2 (NOT p1)))), (F (NOT (OR (NOT p2) (NOT p1)))), (F p1), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR (NOT p2) p1))), (G (NOT p1))]
Property proved to be false thanks to negative knowledge :(G (NOT p1))
Knowledge based reduction with 15 factoid took 473 ms. Reduced automaton from 6 states, 15 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-05 FALSE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-05 finished in 2832 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((p0 U p1)) U (F(G(p0))||(p2&&X(p2))))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-04 04:50:43] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:43] [INFO ] Implicit Places using invariants in 49 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 50 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 54 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 300 ms :[(AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 323 ms.
Product exploration explored 100000 steps with 0 reset in 342 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) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) p1)))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (OR p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) p1))))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 23 factoid took 165 ms. Reduced automaton from 6 states, 17 edges and 3 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
RANDOM walk for 40072 steps (8 resets) in 21 ms. (1821 steps per ms) remains 1/1 properties
BEST_FIRST walk for 923 steps (0 resets) in 6 ms. (131 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p2) (NOT p1)), (X (NOT p2)), (X (NOT (AND (NOT p0) p2 p1))), (X (NOT (AND p0 p2))), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) p1)))), (X (AND (NOT p0) (NOT p2) (NOT p1))), (X (NOT (AND p0 (NOT p2)))), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p0) p2 (NOT p1)))), (X (X (NOT p2))), (X (X (NOT (AND (NOT p0) p2 p1)))), (X (X (NOT (AND p0 p2)))), (X (X (NOT (OR p0 p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (OR (AND p0 (NOT p2)) (AND (NOT p2) p1))))), (X (X (AND (NOT p0) (NOT p2) (NOT p1)))), (X (X (NOT (AND p0 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) p2 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 23 factoid took 199 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 49 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
// Phase 1: matrix 18 rows 20 cols
[2025-06-04 04:50:44] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:44] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:50:44] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-04 04:50:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:44] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-04 04:50:44] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-04 04:50:44] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-04 04:50:44] [INFO ] Added : 12 causal constraints over 3 iterations in 15 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 20 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 6 place count 20 transition count 12
Reduce places removed 6 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 7 rules applied. Total rules applied 13 place count 14 transition count 11
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 14 place count 13 transition count 11
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 14 place count 13 transition count 9
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 18 place count 11 transition count 9
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 10 transition count 8
Applied a total of 20 rules in 4 ms. Remains 10 /20 variables (removed 10) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 10 cols
[2025-06-04 04:50:44] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:44] [INFO ] Implicit Places using invariants in 25 ms returned [9]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 26 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/20 places, 8/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 32 ms. Remains : 9/20 places, 8/18 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), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 86 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
RANDOM walk for 40108 steps (8 resets) in 17 ms. (2228 steps per ms) remains 1/1 properties
BEST_FIRST walk for 262 steps (0 resets) in 6 ms. (37 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 125 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
// Phase 1: matrix 8 rows 9 cols
[2025-06-04 04:50:45] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-04 04:50:45] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-04 04:50:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-04 04:50:45] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-04 04:50:45] [INFO ] Computed and/alt/rep : 7/7/7 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:50:45] [INFO ] Added : 5 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 143 ms.
Stack based approach found an accepted trace after 8 steps with 0 reset with depth 9 and stack size 9 in 0 ms.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-06 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-06 finished in 2454 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((p0 U X(((G(p1)||X(G(!p1))) U !p1)))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-04 04:50:45] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:45] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-04 04:50:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:45] [INFO ] Implicit Places using invariants and state equation in 68 ms returned []
Implicit Place search using SMT with State Equation took 109 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-04 04:50:45] [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, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 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 372 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, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 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 485 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 865ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 866ms
Starting structural reductions in LTL mode, iteration 1 : 21/23 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 976 ms. Remains : 21/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 251 ms :[p1, p1, p1, p1, true, p1]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-07
Product exploration explored 100000 steps with 33333 reset in 52 ms.
Product exploration explored 100000 steps with 33333 reset in 108 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) (NOT p1)), (X (NOT p0)), (X (X (NOT (AND p0 p1)))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p0))), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 19 ms. Reduced automaton from 6 states, 9 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-07 finished in 1433 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)||X(G(!p1))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
[2025-06-04 04:50:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:47] [INFO ] Implicit Places using invariants in 35 ms returned []
[2025-06-04 04:50:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:47] [INFO ] Implicit Places using invariants and state equation in 54 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.
[2025-06-04 04:50:47] [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, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 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 371 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, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/20 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (OVERLAPS) 1/21 variables, 1/4 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 310 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 690ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 691ms
Starting structural reductions in LTL mode, iteration 1 : 21/23 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 784 ms. Remains : 21/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 143 ms :[true, (AND (NOT p0) p1), p1, (AND p1 (NOT p0)), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-08
Entered a terminal (fully accepting) state of product in 75 steps with 0 reset in 1 ms.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-08 finished in 947 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) U X(p1)) U X(p2))&&G(F(!p1))))'
Support contains 5 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
[2025-06-04 04:50:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:48] [INFO ] Implicit Places using invariants in 26 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 30 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 295 ms :[(OR (NOT p2) p1), p1, p1, (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-11
Product exploration explored 100000 steps with 541 reset in 247 ms.
Product exploration explored 100000 steps with 529 reset in 307 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 p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND (NOT p0) p1 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 10 factoid took 397 ms. Reduced automaton from 8 states, 16 edges and 3 AP (stutter sensitive) to 8 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 367 ms :[(OR (NOT p2) p1), p1, p1, (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 9216 steps (0 resets) in 7 ms. (1152 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (NOT (AND (NOT p1) (NOT p2)))), (X (AND (NOT p0) p1 (NOT p2))), (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2)))))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) p1 (NOT p2)))), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F p0), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR p0 p2 (NOT p1))))]
Knowledge based reduction with 10 factoid took 961 ms. Reduced automaton from 8 states, 14 edges and 3 AP (stutter sensitive) to 8 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 386 ms :[(OR (NOT p2) p1), p1, p1, (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 417 ms :[(OR (NOT p2) p1), p1, p1, (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
// Phase 1: matrix 18 rows 20 cols
[2025-06-04 04:50:51] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:51] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:50:51] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-06-04 04:50:51] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 4 ms.
[2025-06-04 04:50:51] [INFO ] Added : 0 causal constraints over 0 iterations in 11 ms. Result :sat
Could not prove EG (NOT p2)
Support contains 5 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.
[2025-06-04 04:50:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:51] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-04 04:50:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:51] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 83 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-04 04:50:51] [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 490 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 438 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 934ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 934ms
Finished structural reductions in LTL mode , in 1 iterations and 1018 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 : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 10 factoid took 622 ms. Reduced automaton from 8 states, 14 edges and 3 AP (stutter sensitive) to 8 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 419 ms :[(OR (NOT p2) p1), p1, p1, (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
RANDOM walk for 8816 steps (0 resets) in 6 ms. (1259 steps per ms) remains 0/7 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0) (NOT p2)), (X (NOT p2)), (X (AND (NOT p0) (NOT p2) p1)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT p0)), (X p1), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT p0)))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p0) (NOT p2) p1))), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X p1)), (X (X (NOT p1))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F p0), (F (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (F (NOT (AND (NOT p0) (NOT p1)))), (F p1), (F p2), (F (NOT (AND (NOT p2) (NOT p1)))), (F (NOT (OR p0 p2 (NOT p1))))]
Knowledge based reduction with 10 factoid took 1004 ms. Reduced automaton from 8 states, 14 edges and 3 AP (stutter sensitive) to 8 states, 14 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 417 ms :[(OR (NOT p2) p1), p1, p1, (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Stuttering acceptance computed with spot in 420 ms :[(OR (NOT p2) p1), p1, p1, (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
[2025-06-04 04:50:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:55] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:50:55] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2025-06-04 04:50:55] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-04 04:50:55] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Could not prove EG (NOT p2)
Stuttering acceptance computed with spot in 419 ms :[(OR (NOT p2) p1), p1, p1, (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p1)]
Product exploration explored 100000 steps with 74 reset in 169 ms.
Stack based approach found an accepted trace after 6850 steps with 9 reset with depth 6593 and stack size 6593 in 12 ms.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-11 finished in 8189 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(F(p0)))'
Support contains 1 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-04 04:50:56] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:56] [INFO ] Implicit Places using invariants in 44 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 45 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 46 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 90 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-12
Product exploration explored 100000 steps with 7427 reset in 66 ms.
Product exploration explored 100000 steps with 7389 reset in 79 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)), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 104 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 11220 steps (0 resets) in 6 ms. (1602 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 133 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 18 rows 20 cols
[2025-06-04 04:50:57] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:57] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:50:57] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-06-04 04:50:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:50:57] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2025-06-04 04:50:57] [INFO ] Computed and/alt/rep : 17/17/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-04 04:50:57] [INFO ] Added : 9 causal constraints over 2 iterations in 21 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 20 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 20/20 places, 18/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 20 transition count 9
Reduce places removed 9 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 10 rules applied. Total rules applied 19 place count 11 transition count 8
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 20 place count 10 transition count 8
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 20 place count 10 transition count 6
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 24 place count 8 transition count 6
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 28 place count 6 transition count 4
Applied a total of 28 rules in 4 ms. Remains 6 /20 variables (removed 14) and now considering 4/18 (removed 14) transitions.
// Phase 1: matrix 4 rows 6 cols
[2025-06-04 04:50:57] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:57] [INFO ] Implicit Places using invariants in 33 ms returned [5]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 5/20 places, 4/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 5 /5 variables (removed 0) and now considering 4/4 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 39 ms. Remains : 5/20 places, 4/18 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), (X (NOT p0))]
False Knowledge obtained : [(X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 2 factoid took 165 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1608 steps (0 resets) in 4 ms. (321 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 189 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 96 ms :[(NOT p0), (NOT p0)]
// Phase 1: matrix 4 rows 5 cols
[2025-06-04 04:50:57] [INFO ] Computed 2 invariants in 0 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:57] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-04 04:50:57] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-04 04:50:57] [INFO ] Computed and/alt/rep : 3/3/3 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:50:57] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 95 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 24904 reset in 72 ms.
Product exploration explored 100000 steps with 25018 reset in 82 ms.
Built C files in :
/tmp/ltsmin4236705799145495567
[2025-06-04 04:50:58] [INFO ] Computing symmetric may disable matrix : 4 transitions.
[2025-06-04 04:50:58] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:50:58] [INFO ] Computing symmetric may enable matrix : 4 transitions.
[2025-06-04 04:50:58] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:50:58] [INFO ] Computing Do-Not-Accords matrix : 4 transitions.
[2025-06-04 04:50:58] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:50:58] [INFO ] Built C files in 14ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4236705799145495567
Running compilation step : cd /tmp/ltsmin4236705799145495567;'/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 140 ms.
Running link step : cd /tmp/ltsmin4236705799145495567;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin4236705799145495567;'/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/stateBased7061490528619924109.hoa' '--buchi-type=spotba'
LTSmin run took 138 ms.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-12 TRUE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-12 finished in 2374 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(G((p0 U p1))))'
Support contains 2 out of 23 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 21 transition count 12
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 14 place count 15 transition count 12
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 14 place count 15 transition count 11
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 16 place count 14 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 22 place count 11 transition count 8
Applied a total of 22 rules in 6 ms. Remains 11 /23 variables (removed 12) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 11 cols
[2025-06-04 04:50:58] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:58] [INFO ] Implicit Places using invariants in 33 ms returned [8]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 34 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/23 places, 8/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 10 transition count 6
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 8 transition count 6
Applied a total of 4 rules in 1 ms. Remains 8 /10 variables (removed 2) and now considering 6/8 (removed 2) transitions.
// Phase 1: matrix 6 rows 8 cols
[2025-06-04 04:50:58] [INFO ] Computed 3 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:58] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-04 04:50:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:58] [INFO ] Implicit Places using invariants and state equation in 33 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 : 8/23 places, 6/18 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 107 ms. Remains : 8/23 places, 6/18 transitions.
Stuttering acceptance computed with spot in 90 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-13
Product exploration explored 100000 steps with 13846 reset in 133 ms.
Product exploration explored 100000 steps with 13803 reset in 159 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 p1) p0), (X (OR p1 p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X p0), (X (NOT p1)), (X (X (OR p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 141 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 85 ms :[(NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 8012 steps (0 resets) in 8 ms. (890 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p1) p0), (X (OR p1 p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (AND (NOT p1) p0)), (X p0), (X (NOT p1)), (X (X (OR p1 p0))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND (NOT p1) p0))), (X (X p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 11 factoid took 332 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 96 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 92 ms :[(NOT p1), (NOT p1)]
[2025-06-04 04:50:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:59] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-04 04:50:59] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-04 04:50:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:50:59] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-04 04:50:59] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-04 04:50:59] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:50:59] [INFO ] Added : 3 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 8/8 places, 6/6 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 6/6 (removed 0) transitions.
[2025-06-04 04:50:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:50:59] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-04 04:50:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:00] [INFO ] Implicit Places using invariants and state equation in 41 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:51:00] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-04 04:51:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/14 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 14/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 5 unsolved in 139 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 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) 0/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 6/14 variables, 8/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/14 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/14 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 14/14 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 118 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 8/8 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 261ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 261ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 337 ms. Remains : 8/8 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 : [(AND p0 (NOT p1)), (X (OR p0 p1)), (X (AND p0 (NOT p1))), (X p0), (X (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (OR p0 p1))), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 123 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(NOT p1), (NOT p1)]
Reduction of identical properties reduced properties to check from 5 to 4
RANDOM walk for 8012 steps (0 resets) in 6 ms. (1144 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND p0 (NOT p1)), (X (OR p0 p1)), (X (AND p0 (NOT p1))), (X p0), (X (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (OR p0 p1))), (X (X (AND p0 (NOT p1)))), (X (X p0)), (X (X (NOT p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F p1), (F (NOT (OR p0 p1))), (F (NOT p0)), (F (NOT (AND p0 (NOT p1))))]
Knowledge based reduction with 11 factoid took 336 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter insensitive) to 2 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 93 ms :[(NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 97 ms :[(NOT p1), (NOT p1)]
[2025-06-04 04:51:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:01] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:51:01] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-04 04:51:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:01] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-04 04:51:01] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-04 04:51:01] [INFO ] Computed and/alt/rep : 5/5/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:51:01] [INFO ] Added : 3 causal constraints over 1 iterations in 6 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 95 ms :[(NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 13661 reset in 120 ms.
Product exploration explored 100000 steps with 13692 reset in 151 ms.
Built C files in :
/tmp/ltsmin4247412805754630939
[2025-06-04 04:51:01] [INFO ] Computing symmetric may disable matrix : 6 transitions.
[2025-06-04 04:51:01] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:51:01] [INFO ] Computing symmetric may enable matrix : 6 transitions.
[2025-06-04 04:51:01] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:51:01] [INFO ] Computing Do-Not-Accords matrix : 6 transitions.
[2025-06-04 04:51:01] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:51:01] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin4247412805754630939
Running compilation step : cd /tmp/ltsmin4247412805754630939;'/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 130 ms.
Running link step : cd /tmp/ltsmin4247412805754630939;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 47 ms.
Running LTSmin : cd /tmp/ltsmin4247412805754630939;'/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/stateBased11029269074428810640.hoa' '--buchi-type=spotba'
LTSmin run took 711 ms.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-13 FALSE TECHNIQUES PARTIAL_ORDER EXPLICIT LTSMIN SAT_SMT
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-13 finished in 3849 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((p0||F(G(p1)))))'
Support contains 4 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 22 transition count 18
Applied a total of 1 rules in 1 ms. Remains 22 /23 variables (removed 1) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 22 cols
[2025-06-04 04:51:02] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:02] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-04 04:51:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:02] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Running 17 sub problems to find dead transitions.
[2025-06-04 04:51:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (OVERLAPS) 0/40 variables, 0/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Real declared 40/40 variables, and 27 constraints, problems are : Problem set: 0 solved, 17 unsolved in 387 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 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) 0/21 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/21 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/21 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 3 (OVERLAPS) 1/22 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 5 (OVERLAPS) 18/40 variables, 22/27 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/40 variables, 17/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
At refinement iteration 8 (OVERLAPS) 0/40 variables, 0/44 constraints. Problems are: Problem set: 0 solved, 17 unsolved
No progress, stopping.
After SMT solving in domain Int declared 40/40 variables, and 44 constraints, problems are : Problem set: 0 solved, 17 unsolved in 474 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 22/22 constraints, PredecessorRefiner: 17/17 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 866ms problems are : Problem set: 0 solved, 17 unsolved
Search for dead transitions found 0 dead transitions in 866ms
Starting structural reductions in LTL mode, iteration 1 : 22/23 places, 18/18 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 944 ms. Remains : 22/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 140 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-14
Product exploration explored 100000 steps with 0 reset in 324 ms.
Product exploration explored 100000 steps with 0 reset in 426 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) (NOT p1)), (X (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 3 factoid took 95 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p1)]
RANDOM walk for 40081 steps (8 resets) in 16 ms. (2357 steps per ms) remains 1/1 properties
BEST_FIRST walk for 2051 steps (0 resets) in 11 ms. (170 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 137 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 46 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p1)]
[2025-06-04 04:51:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:04] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2025-06-04 04:51:04] [INFO ] [Real]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-04 04:51:04] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-06-04 04:51:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:04] [INFO ] [Nat]Absence check using 4 positive place invariants in 2 ms returned sat
[2025-06-04 04:51:04] [INFO ] [Nat]Absence check using 4 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-04 04:51:04] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2025-06-04 04:51:04] [INFO ] Computed and/alt/rep : 17/18/17 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-04 04:51:04] [INFO ] Added : 13 causal constraints over 3 iterations in 22 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 2 out of 22 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 22/22 places, 18/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 22 transition count 15
Reduce places removed 3 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 5 rules applied. Total rules applied 8 place count 19 transition count 13
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 10 place count 17 transition count 13
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 10 place count 17 transition count 10
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 16 place count 14 transition count 10
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 12 transition count 8
Applied a total of 20 rules in 4 ms. Remains 12 /22 variables (removed 10) and now considering 8/18 (removed 10) transitions.
// Phase 1: matrix 8 rows 12 cols
[2025-06-04 04:51:04] [INFO ] Computed 5 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:04] [INFO ] Implicit Places using invariants in 30 ms returned [11]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 31 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/22 places, 8/18 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 38 ms. Remains : 11/22 places, 8/18 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 p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p1)]
RANDOM walk for 20458 steps (4 resets) in 10 ms. (1859 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p1), (X (NOT p1)), (X (X (NOT p1)))]
False Knowledge obtained : [(F p1)]
Knowledge based reduction with 3 factoid took 119 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p1)]
Stuttering acceptance computed with spot in 46 ms :[(NOT p1)]
// Phase 1: matrix 8 rows 11 cols
[2025-06-04 04:51:05] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:05] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2025-06-04 04:51:05] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-04 04:51:05] [INFO ] Computed and/alt/rep : 7/8/7 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-04 04:51:05] [INFO ] Added : 5 causal constraints over 1 iterations in 13 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 44 ms :[(NOT p1)]
Product exploration explored 100000 steps with 0 reset in 186 ms.
Stack based approach found an accepted trace after 164 steps with 0 reset with depth 165 and stack size 165 in 0 ms.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-14 finished in 3107 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((!p0&&F(p1)&&X(p2))))))'
Support contains 3 out of 23 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Discarding 2 places :
Implicit places reduction removed 2 places
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 21 transition count 18
Applied a total of 2 rules in 1 ms. Remains 21 /23 variables (removed 2) and now considering 18/18 (removed 0) transitions.
// Phase 1: matrix 18 rows 21 cols
[2025-06-04 04:51:05] [INFO ] Computed 4 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:05] [INFO ] Implicit Places using invariants in 41 ms returned [14]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 42 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 20/23 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 44 ms. Remains : 20/23 places, 18/18 transitions.
Stuttering acceptance computed with spot in 335 ms :[(OR (NOT p1) (NOT p2) p0), (OR (NOT p1) (NOT p2) p0), (OR (NOT p1) (NOT p2) p0), (OR (NOT p1) (NOT p2) p0), true, (NOT p1), (NOT p2)]
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-15
Entered a terminal (fully accepting) state of product in 70 steps with 3 reset in 0 ms.
FORMULA ClientsAndServers-PT-N0200P0-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-15 finished in 403 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(F(p0))&&(F((!p1&&X((!p1 U (!p0||G(!p1)))))) U p1)))'
Found a Shortening insensitive property : ClientsAndServers-PT-N0200P0-LTLFireability-02
Stuttering acceptance computed with spot in 234 ms :[(OR (NOT p1) (NOT p0)), (NOT p0), (NOT p1), (AND p1 p0), p1]
Support contains 4 out of 23 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 23/23 places, 18/18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 23 transition count 16
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 4 rules applied. Total rules applied 6 place count 21 transition count 14
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 8 place count 19 transition count 14
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 3 Pre rules applied. Total rules applied 8 place count 19 transition count 11
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 14 place count 16 transition count 11
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
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 16 place count 15 transition count 10
Applied a total of 16 rules in 3 ms. Remains 15 /23 variables (removed 8) and now considering 10/18 (removed 8) transitions.
// Phase 1: matrix 10 rows 15 cols
[2025-06-04 04:51:06] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:06] [INFO ] Implicit Places using invariants in 57 ms returned [9, 14]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 60 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 13/23 places, 10/18 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 13 transition count 9
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 12 transition count 9
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 11 transition count 8
Applied a total of 4 rules in 3 ms. Remains 11 /13 variables (removed 2) and now considering 8/10 (removed 2) transitions.
// Phase 1: matrix 8 rows 11 cols
[2025-06-04 04:51:06] [INFO ] Computed 4 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:06] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-04 04:51:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:06] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 74 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 11/23 places, 8/18 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 140 ms. Remains : 11/23 places, 8/18 transitions.
Running random walk in product with property : ClientsAndServers-PT-N0200P0-LTLFireability-02
Product exploration explored 100000 steps with 10771 reset in 127 ms.
Product exploration explored 100000 steps with 10654 reset in 155 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 p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 161 ms. Reduced automaton from 5 states, 10 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 231 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
RANDOM walk for 40110 steps (8 resets) in 17 ms. (2228 steps per ms) remains 1/4 properties
BEST_FIRST walk for 283 steps (0 resets) in 5 ms. (47 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT p0)), (X (NOT p1)), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 p0))), (X (X (NOT p0))), (X (X (NOT p1))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1))), (F p0), (F p1), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 9 factoid took 345 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 238 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
Stuttering acceptance computed with spot in 226 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
[2025-06-04 04:51:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:08] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-04 04:51:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-04 04:51:08] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-04 04:51:08] [INFO ] Computed and/alt/rep : 7/9/7 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:51:08] [INFO ] Added : 5 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
[2025-06-04 04:51:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:08] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:51:08] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-04 04:51:08] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-04 04:51:08] [INFO ] Computed and/alt/rep : 7/9/7 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:51:08] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Could not prove EG (NOT p1)
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 11/11 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 8/8 (removed 0) transitions.
[2025-06-04 04:51:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:08] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-04 04:51:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-04 04:51:08] [INFO ] Implicit Places using invariants and state equation in 36 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Running 7 sub problems to find dead transitions.
[2025-06-04 04:51:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 8/19 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 0/19 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19/19 variables, and 15 constraints, problems are : Problem set: 0 solved, 7 unsolved in 158 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 8/19 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/19 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/19 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19/19 variables, and 22 constraints, problems are : Problem set: 0 solved, 7 unsolved in 151 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 315ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 315ms
Finished structural reductions in LTL mode , in 1 iterations and 384 ms. Remains : 11/11 places, 8/8 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) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 7 factoid took 136 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 218 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
RANDOM walk for 30889 steps (6 resets) in 11 ms. (2574 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (X (NOT p0)), (X (NOT p1)), (X (X (NOT p0))), (X (X (NOT (AND p0 p1)))), (X (X (NOT p1))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT (OR (NOT p0) p1))), (F p0), (F p1), (F (NOT (OR (NOT p0) (NOT p1))))]
Knowledge based reduction with 7 factoid took 304 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 5 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 243 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
Stuttering acceptance computed with spot in 252 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
[2025-06-04 04:51:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:09] [INFO ] [Real]Absence check using 3 positive place invariants in 2 ms returned sat
[2025-06-04 04:51:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 2 ms returned sat
[2025-06-04 04:51:09] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-04 04:51:09] [INFO ] Computed and/alt/rep : 7/9/7 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:51:09] [INFO ] Added : 5 causal constraints over 1 iterations in 10 ms. Result :sat
Could not prove EG (NOT p0)
[2025-06-04 04:51:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-04 04:51:09] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-06-04 04:51:09] [INFO ] [Real]Absence check using 3 positive and 1 generalized place invariants in 1 ms returned sat
[2025-06-04 04:51:09] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-04 04:51:09] [INFO ] Computed and/alt/rep : 7/9/7 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-04 04:51:09] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Could not prove EG (NOT p1)
Stuttering acceptance computed with spot in 234 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
Product exploration explored 100000 steps with 7709 reset in 133 ms.
Product exploration explored 100000 steps with 7745 reset in 156 ms.
Applying partial POR strategy [false, true, false, false, false]
Stuttering acceptance computed with spot in 230 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (AND p0 p1), p1]
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 11/11 places, 8/8 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 8/8 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-04 04:51:10] [INFO ] Redundant transitions in 0 ms returned []
Running 7 sub problems to find dead transitions.
[2025-06-04 04:51:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 8/19 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (OVERLAPS) 0/19 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Real declared 19/19 variables, and 15 constraints, problems are : Problem set: 0 solved, 7 unsolved in 121 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 7 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/11 variables, 1/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 3 (OVERLAPS) 8/19 variables, 11/15 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/19 variables, 7/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/19 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
At refinement iteration 6 (OVERLAPS) 0/19 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 7 unsolved
No progress, stopping.
After SMT solving in domain Int declared 19/19 variables, and 22 constraints, problems are : Problem set: 0 solved, 7 unsolved in 130 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 11/11 constraints, PredecessorRefiner: 7/7 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 257ms problems are : Problem set: 0 solved, 7 unsolved
Search for dead transitions found 0 dead transitions in 257ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 265 ms. Remains : 11/11 places, 8/8 transitions.
Built C files in :
/tmp/ltsmin17484904178044280120
[2025-06-04 04:51:11] [INFO ] Built C files in 1ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17484904178044280120
Running compilation step : cd /tmp/ltsmin17484904178044280120;'/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 136 ms.
Running link step : cd /tmp/ltsmin17484904178044280120;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 50 ms.
Running LTSmin : cd /tmp/ltsmin17484904178044280120;'/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/stateBased9382360643078267853.hoa' '--buchi-type=spotba'
LTSmin run took 4064 ms.
Treatment of property ClientsAndServers-PT-N0200P0-LTLFireability-02 finished in 9453 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
[2025-06-04 04:51:15] [INFO ] Flatten gal took : 3 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14449659825758631373
[2025-06-04 04:51:15] [INFO ] Computing symmetric may disable matrix : 18 transitions.
[2025-06-04 04:51:15] [INFO ] Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:51:15] [INFO ] Computing symmetric may enable matrix : 18 transitions.
[2025-06-04 04:51:15] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:51:15] [INFO ] Computing Do-Not-Accords matrix : 18 transitions.
[2025-06-04 04:51:15] [INFO ] Computation of Completed DNA matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-04 04:51:15] [INFO ] Built C files in 3ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14449659825758631373
Running compilation step : cd /tmp/ltsmin14449659825758631373;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' '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'
[2025-06-04 04:51:15] [INFO ] Applying decomposition
[2025-06-04 04:51:15] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph10284575580869711674.txt' '-o' '/tmp/graph10284575580869711674.bin' '-w' '/tmp/graph10284575580869711674.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10284575580869711674.bin' '-l' '-1' '-v' '-w' '/tmp/graph10284575580869711674.weights' '-q' '0' '-e' '0.001'
[2025-06-04 04:51:15] [INFO ] Decomposing Gal with order
[2025-06-04 04:51:15] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-04 04:51:15] [INFO ] Removed a total of 1 redundant transitions.
[2025-06-04 04:51:15] [INFO ] Flatten gal took : 5 ms
[2025-06-04 04:51:15] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-04 04:51:15] [INFO ] Time to serialize gal into /tmp/LTLFireability7650616272674779608.gal : 2 ms
[2025-06-04 04:51:15] [INFO ] Time to serialize properties into /tmp/LTLFireability17631852564367756180.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability7650616272674779608.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability17631852564367756180.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !(((X(F("((i0.u1.SA>=1)&&(i0.u1.SwA>=1))")))&&((F((!("((i1.u6.SG>=1)&&(i3.u2.SwG>=1))"))&&(X((!("((i1.u6.SG>=1)&&(i3.u2.SwG>=1))"))U((...279
Formula 0 simplified : XG!"((i0.u1.SA>=1)&&(i0.u1.SwA>=1))" | (G("((i1.u6.SG>=1)&&(i3.u2.SwG>=1))" | X("((i1.u6.SG>=1)&&(i3.u2.SwG>=1))" M "((i0.u1.SA>=1)&...212
Compilation finished in 114 ms.
Running link step : cd /tmp/ltsmin14449659825758631373;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 32 ms.
Running LTSmin : cd /tmp/ltsmin14449659825758631373;'/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' '--ltl' '(X(<>((LTLAPp0==true)))&&(<>((!(LTLAPp1==true)&&X((!(LTLAPp1==true) U (!(LTLAPp0==true)||[](!(LTLAPp1==true))))))) U (LTLAPp1==true)))' '--buchi-type=spotba'
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 0/ 8), 0.001: Loading model from ./gal.so
pins2lts-mc-linux64( 1/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.000: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 4/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.006: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.006: loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.010: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.010: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.014: library has no initializer
pins2lts-mc-linux64( 6/ 8), 0.014: loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.127: completed loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.127: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.127: LTL layer: formula: (X(<>((LTLAPp0==true)))&&(<>((!(LTLAPp1==true)&&X((!(LTLAPp1==true) U (!(LTLAPp0==true)||[](!(LTLAPp1==true))))))) U (LTLAPp1==true)))
pins2lts-mc-linux64( 2/ 8), 0.127: "(X(<>((LTLAPp0==true)))&&(<>((!(LTLAPp1==true)&&X((!(LTLAPp1==true) U (!(LTLAPp0==true)||[](!(LTLAPp1==true))))))) U (LTLAPp1==true)))" is not a file, parsing as formula...
pins2lts-mc-linux64( 4/ 8), 0.127: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.127: Using Spin LTL semantics
pins2lts-mc-linux64( 0/ 8), 0.127: completed loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.127: completed loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.130: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.130: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.130: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.156: There are 21 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 0.156: State length is 24, there are 30 groups
pins2lts-mc-linux64( 0/ 8), 0.156: Running cndfs using 8 cores
pins2lts-mc-linux64( 0/ 8), 0.156: Using a tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 0.156: Successor permutation: dynamic
pins2lts-mc-linux64( 0/ 8), 0.156: Global bits: 2, count bits: 0, local bits: 0
pins2lts-mc-linux64( 7/ 8), 0.190: [Blue] ~53 levels ~960 states ~2376 transitions
pins2lts-mc-linux64( 7/ 8), 0.205: [Blue] ~91 levels ~1920 states ~4248 transitions
pins2lts-mc-linux64( 7/ 8), 0.251: [Blue] ~167 levels ~3840 states ~8328 transitions
pins2lts-mc-linux64( 7/ 8), 0.316: [Blue] ~301 levels ~7680 states ~16696 transitions
pins2lts-mc-linux64( 7/ 8), 0.473: [Blue] ~541 levels ~15360 states ~32056 transitions
pins2lts-mc-linux64( 1/ 8), 0.952: [Blue] ~1369 levels ~30720 states ~92104 transitions
pins2lts-mc-linux64( 7/ 8), 1.312: [Blue] ~2768 levels ~61440 states ~151928 transitions
pins2lts-mc-linux64( 7/ 8), 1.808: [Blue] ~3202 levels ~122880 states ~287448 transitions
pins2lts-mc-linux64( 7/ 8), 2.509: [Blue] ~3202 levels ~245760 states ~586728 transitions
pins2lts-mc-linux64( 4/ 8), 3.406: [Blue] ~3187 levels ~491520 states ~958712 transitions
pins2lts-mc-linux64( 4/ 8), 4.431: [Blue] ~3187 levels ~983040 states ~1855128 transitions
pins2lts-mc-linux64( 4/ 8), 5.829: [Blue] ~3187 levels ~1966080 states ~3801608 transitions
pins2lts-mc-linux64( 4/ 8), 8.394: [Blue] ~3187 levels ~3932160 states ~8051672 transitions
pins2lts-mc-linux64( 4/ 8), 13.509: [Blue] ~3187 levels ~7864320 states ~17210392 transitions
pins2lts-mc-linux64( 0/ 8), 24.191: [Blue] ~3190 levels ~15728640 states ~37373784 transitions
pins2lts-mc-linux64( 1/ 8), 44.405: [Blue] ~3190 levels ~31457280 states ~72158904 transitions
pins2lts-mc-linux64( 1/ 8), 86.448: [Blue] ~3190 levels ~62914560 states ~144297368 transitions
pins2lts-mc-linux64( 1/ 8), 127.188: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 127.318:
pins2lts-mc-linux64( 0/ 8), 127.318: Explored 72315884 states 219797914 transitions, fanout: 3.039
pins2lts-mc-linux64( 0/ 8), 127.318: Total exploration time 127.150 sec (127.040 sec minimum, 127.080 sec on average)
pins2lts-mc-linux64( 0/ 8), 127.318: States per second: 568745, Transitions per second: 1728650
pins2lts-mc-linux64( 0/ 8), 127.318:
pins2lts-mc-linux64( 0/ 8), 127.318: State space has 62628042 states, 22198371 are accepting
pins2lts-mc-linux64( 0/ 8), 127.318: cndfs_1 (permutation: dynamic) stats:
pins2lts-mc-linux64( 0/ 8), 127.318: blue states: 72315884 (115.47%), transitions: 0 (per worker)
pins2lts-mc-linux64( 0/ 8), 127.318: red states: 0 (0.00%), bogus: 0 (0.00%), transitions: 0, waits: 0 (0.00 sec)
pins2lts-mc-linux64( 0/ 8), 127.319: all-red states: 53480300 (85.39%), bogus 6176250 (9.86%)
pins2lts-mc-linux64( 0/ 8), 127.319:
pins2lts-mc-linux64( 0/ 8), 127.319: Total memory used for local state coloring: 0.4MB
pins2lts-mc-linux64( 0/ 8), 127.319:
pins2lts-mc-linux64( 0/ 8), 127.319: Queue width: 8B, total height: 25560, memory: 0.20MB
pins2lts-mc-linux64( 0/ 8), 127.319: Tree memory: 733.8MB, 12.3 B/state, compr.: 12.5%
pins2lts-mc-linux64( 0/ 8), 127.319: Tree fill ratio (roots/leafs): 46.0%/99.0%
pins2lts-mc-linux64( 0/ 8), 127.319: Stored 19 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 127.319: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 127.319: Est. total memory use: 734.0MB (~1024.2MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14449659825758631373;'/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' '--ltl' '(X(<>((LTLAPp0==true)))&&(<>((!(LTLAPp1==true)&&X((!(LTLAPp1==true) U (!(LTLAPp0==true)||[](!(LTLAPp1==true))))))) U (LTLAPp1==true)))' '--buchi-type=spotba'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14449659825758631373;'/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' '--ltl' '(X(<>((LTLAPp0==true)))&&(<>((!(LTLAPp1==true)&&X((!(LTLAPp1==true) U (!(LTLAPp0==true)||[](!(LTLAPp1==true))))))) U (LTLAPp1==true)))' '--buchi-type=spotba'
255
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner.checkProperty(LTSminRunner.java:241)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.checkProperties(LTSminRunner.java:176)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:114)
at java.base/java.lang.Thread.run(Thread.java:1583)
Detected timeout of ITS tools.
[2025-06-04 05:11:56] [INFO ] Flatten gal took : 2 ms
[2025-06-04 05:11:56] [INFO ] Time to serialize gal into /tmp/LTLFireability6842144139789834443.gal : 1 ms
[2025-06-04 05:11:56] [INFO ] Time to serialize properties into /tmp/LTLFireability3715170734065821491.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability6842144139789834443.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability3715170734065821491.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...297
Read 1 LTL properties
Checking formula 0 : !(((X(F("((SA>=1)&&(SwA>=1))")))&&((F((!("((SG>=1)&&(SwG>=1))"))&&(X((!("((SG>=1)&&(SwG>=1))"))U((!("((SA>=1)&&(SwA>=1))"))||(G(!("((S...207
Formula 0 simplified : XG!"((SA>=1)&&(SwA>=1))" | (G("((SG>=1)&&(SwG>=1))" | X("((SG>=1)&&(SwG>=1))" M "((SA>=1)&&(SwA>=1))")) R !"((SG>=1)&&(SwG>=1))")
Detected timeout of ITS tools.
[2025-06-04 05:32:37] [INFO ] Flatten gal took : 5 ms
[2025-06-04 05:32:37] [INFO ] Input system was already deterministic with 18 transitions.
[2025-06-04 05:32:37] [INFO ] Transformed 23 places.
[2025-06-04 05:32:37] [INFO ] Transformed 18 transitions.
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/pinvar' '/home/mcc/execution/gspn'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Running greatSPN : cd /home/mcc/execution;'/home/mcc/BenchKit/bin//../itstools/bin//..//greatspn//bin/RGMEDD2' '/home/mcc/execution/gspn' '-META' '-varord-only'
Run of greatSPN captured in /home/mcc/execution/outPut.txt
Using order generated by GreatSPN with heuristic : META
[2025-06-04 05:32:37] [INFO ] Time to serialize gal into /tmp/LTLFireability13842588187264784681.gal : 1 ms
[2025-06-04 05:32:37] [INFO ] Time to serialize properties into /tmp/LTLFireability7119849314094452723.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLFireability13842588187264784681.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability7119849314094452723.ltl' '-c' '-stutter-deadlock' '--load-order' '/home/mcc/execution/model.ord' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...343
Read 1 LTL properties
Successfully loaded order from file /home/mcc/execution/model.ord
Checking formula 0 : !(((X(F("((SA>=1)&&(SwA>=1))")))&&((F((!("((SG>=1)&&(SwG>=1))"))&&(X((!("((SG>=1)&&(SwG>=1))"))U((!("((SA>=1)&&(SwA>=1))"))||(G(!("((S...207
Formula 0 simplified : XG!"((SA>=1)&&(SwA>=1))" | (G("((SG>=1)&&(SwG>=1))" | X("((SG>=1)&&(SwG>=1))" M "((SA>=1)&&(SwA>=1))")) R !"((SG>=1)&&(SwG>=1))")
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ 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 LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ClientsAndServers-PT-N0200P0"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ClientsAndServers-PT-N0200P0, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r030-smll-174853814100564"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/ClientsAndServers-PT-N0200P0.tgz
mv ClientsAndServers-PT-N0200P0 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLFireability.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 [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;