Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r254-tall-174931340300643.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 ZombiesAndSurvivors-PT-Kneser350703100100, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r254-tall-174931340300643
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 672K
-rw-r--r-- 1 mcc users 10K Jun 6 09:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K Jun 6 09:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Jun 6 09:10 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Jun 6 09:10 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.0K Jun 6 12:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Jun 6 12:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.4K Jun 6 12:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Jun 6 12:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Jun 5 20:08 NewModel
-rw-r--r-- 1 mcc users 18K Jun 6 09:13 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 156K Jun 6 09:13 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Jun 6 09:13 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 86K Jun 6 09:13 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.2K Jun 6 12:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.2K Jun 6 12:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 equiv_col
-rw-r--r-- 1 mcc users 19 Jun 5 20:08 instance
-rw-r--r-- 1 mcc users 6 Jun 5 20:08 iscolored
-rw-r--r-- 1 mcc users 142K Jun 5 20:08 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 ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-00
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-01
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-02
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-03
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-04
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-05
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-06
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-07
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-08
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-09
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-10
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-11
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-12
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-13
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-14
FORMULA_NAME ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1749429780889

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ZombiesAndSurvivors-PT-Kneser350703100100
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-09 00:43:02] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-09 00:43:02] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-09 00:43:02] [INFO ] Load time of PNML (sax parser for PT used): 73 ms
[2025-06-09 00:43:02] [INFO ] Transformed 70 places.
[2025-06-09 00:43:02] [INFO ] Transformed 350 transitions.
[2025-06-09 00:43:02] [INFO ] Parsed PT model containing 70 places and 350 transitions and 770 arcs in 169 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 38 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 12 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
// Phase 1: matrix 350 rows 70 cols
[2025-06-09 00:43:02] [INFO ] Computed 0 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:43:02] [INFO ] Implicit Places using invariants in 127 ms returned []
[2025-06-09 00:43:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:43:02] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:43:02] [INFO ] Implicit Places using invariants and state equation in 156 ms returned []
Implicit Place search using SMT with State Equation took 314 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:43:02] [INFO ] Invariant cache hit.
[2025-06-09 00:43:02] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17821 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30025 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47973ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47984ms
Finished structural reductions in LTL mode , in 1 iterations and 48351 ms. Remains : 70/70 places, 350/350 transitions.
Support contains 38 out of 70 places after structural reductions.
[2025-06-09 00:43:50] [INFO ] Flatten gal took : 33 ms
[2025-06-09 00:43:50] [INFO ] Flatten gal took : 16 ms
[2025-06-09 00:43:50] [INFO ] Input system was already deterministic with 350 transitions.
Support contains 37 out of 70 places (down from 38) after GAL structural reductions.
RANDOM walk for 40105 steps (8 resets) in 147 ms. (270 steps per ms) remains 0/33 properties
Computed a total of 0 stabilizing places and 35 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' '!((p0 U G((p1&&X(p2)))))'
Support contains 4 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 5 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
[2025-06-09 00:43:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:43:51] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-09 00:43:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:43:51] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:43:51] [INFO ] Implicit Places using invariants and state equation in 76 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:43:51] [INFO ] Invariant cache hit.
[2025-06-09 00:43:51] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17544 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30020 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47608ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47610ms
Finished structural reductions in LTL mode , in 1 iterations and 47715 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 261 ms :[(OR (NOT p2) (NOT p1)), true, (OR (NOT p2) (NOT p1)), (NOT p2)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-00
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-00 finished in 48048 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(((F(p0) U p1) U (p2||F(G((p3||X(p3)))))))))'
Support contains 4 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 11 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
[2025-06-09 00:44:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:44:39] [INFO ] Implicit Places using invariants in 28 ms returned []
[2025-06-09 00:44:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:44:39] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:44:39] [INFO ] Implicit Places using invariants and state equation in 91 ms returned []
Implicit Place search using SMT with State Equation took 122 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:44:39] [INFO ] Invariant cache hit.
[2025-06-09 00:44:39] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17305 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30020 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47366ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47368ms
Finished structural reductions in LTL mode , in 1 iterations and 47503 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 402 ms :[(AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p0)), (AND (NOT p1) (NOT p3)), (AND (NOT p3) (NOT p0)), (AND (NOT p1) (NOT p3))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-01
Product exploration explored 100000 steps with 569 reset in 490 ms.
Stack based approach found an accepted trace after 216 steps with 2 reset with depth 47 and stack size 47 in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-01 finished in 48438 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(G((p0&&(p1||G(p2)))))) U G(!p1)))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 9 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
[2025-06-09 00:45:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:45:28] [INFO ] Implicit Places using invariants in 24 ms returned []
[2025-06-09 00:45:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:45:28] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:45:28] [INFO ] Implicit Places using invariants and state equation in 86 ms returned []
Implicit Place search using SMT with State Equation took 112 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:45:28] [INFO ] Invariant cache hit.
[2025-06-09 00:45:28] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17728 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30018 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47778ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47779ms
Finished structural reductions in LTL mode , in 1 iterations and 47901 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 399 ms :[p1, (OR (NOT p0) (AND (NOT p1) (NOT p2))), (AND (NOT p0) p1), (OR (NOT p0) (AND (NOT p1) (NOT p2))), true, (NOT p2), (AND (NOT p0) p1), (AND p0 p1), (AND (NOT p2) p1 p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-03
Entered a terminal (fully accepting) state of product in 227 steps with 6 reset in 2 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-03 finished in 48330 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((X(X(X(p0)))||G(p1))))'
Support contains 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 10 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
[2025-06-09 00:46:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:46:16] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-09 00:46:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:46:16] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:46:16] [INFO ] Implicit Places using invariants and state equation in 80 ms returned []
Implicit Place search using SMT with State Equation took 103 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:46:16] [INFO ] Invariant cache hit.
[2025-06-09 00:46:16] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17447 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30019 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47496ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47498ms
Finished structural reductions in LTL mode , in 1 iterations and 47613 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 309 ms :[(AND (NOT p1) (NOT p0)), (NOT p0), (AND (NOT p0) (NOT p1)), (NOT p0), (NOT p0), true, (AND (NOT p0) (NOT p1)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 65 steps with 9 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-06 finished in 47941 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||X(G(p1)))))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 4 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
[2025-06-09 00:47:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:47:04] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-09 00:47:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:47:04] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:47:04] [INFO ] Implicit Places using invariants and state equation in 72 ms returned []
Implicit Place search using SMT with State Equation took 97 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:47:04] [INFO ] Invariant cache hit.
[2025-06-09 00:47:04] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17631 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30019 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47677ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47677ms
Finished structural reductions in LTL mode , in 1 iterations and 47779 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 129 ms :[true, (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-07
Product exploration explored 100000 steps with 50000 reset in 108 ms.
Product exploration explored 100000 steps with 50000 reset in 118 ms.
Computed a total of 0 stabilizing places and 35 stable transitions
Computed a total of 0 stabilizing places and 35 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X (NOT p1)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 13 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-07 finished in 48174 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&&X((F((p1||(p2&&X(p2))))||G(p0))))))'
Support contains 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 5 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
[2025-06-09 00:47:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:47:52] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-09 00:47:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:47:52] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:47:52] [INFO ] Implicit Places using invariants and state equation in 77 ms returned []
Implicit Place search using SMT with State Equation took 99 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:47:52] [INFO ] Invariant cache hit.
[2025-06-09 00:47:52] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17430 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30024 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47484ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47485ms
Finished structural reductions in LTL mode , in 1 iterations and 47590 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 254 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p0), (NOT p0), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-08
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-08 finished in 47863 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 p1) U G((p2 U X(X(p3))))))'
Support contains 5 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 5 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
[2025-06-09 00:48:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:48:40] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-09 00:48:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:48:40] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:48:40] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:48:40] [INFO ] Invariant cache hit.
[2025-06-09 00:48:40] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17154 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30015 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47195ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47195ms
Finished structural reductions in LTL mode , in 1 iterations and 47302 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 817 ms :[(NOT p3), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p3), (AND (NOT p0) p1 (NOT p3)), (AND (NOT p0) p1 (NOT p3)), (NOT p3), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (AND (NOT p0) (NOT p3)), (AND (NOT p1) (NOT p3)), (NOT p3), (AND (NOT p0) p1 (NOT p3)), (NOT p3), (AND (NOT p0) p1 (NOT p3)), (NOT p3), (NOT p0), (NOT p1)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-09
Product exploration explored 100000 steps with 25016 reset in 167 ms.
Stack based approach found an accepted trace after 43068 steps with 10750 reset with depth 11 and stack size 11 in 84 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-09 finished in 48407 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Graph (trivial) has 264 edges and 70 vertex of which 68 / 70 are part of one of the 2 SCC in 3 ms
Free SCC test removed 66 places
Ensure Unique test removed 338 transitions
Reduce isomorphic transitions removed 338 transitions.
Applied a total of 1 rules in 21 ms. Remains 4 /70 variables (removed 66) and now considering 12/350 (removed 338) transitions.
[2025-06-09 00:49:28] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
// Phase 1: matrix 10 rows 4 cols
[2025-06-09 00:49:28] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:49:28] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-09 00:49:28] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
[2025-06-09 00:49:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:49:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-09 00:49:28] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-09 00:49:28] [INFO ] Redundant transitions in 0 ms returned []
Running 6 sub problems to find dead transitions.
[2025-06-09 00:49:28] [INFO ] Flow matrix only has 10 transitions (discarded 2 similar events)
[2025-06-09 00:49:28] [INFO ] Invariant cache hit.
[2025-06-09 00:49:28] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 9/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (OVERLAPS) 0/13 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 13/14 variables, and 5 constraints, problems are : Problem set: 0 solved, 6 unsolved in 31 ms.
Refiners :[State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 9/13 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/13 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/13 variables, 6/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/13 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 0/13 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 13/14 variables, and 11 constraints, problems are : Problem set: 0 solved, 6 unsolved in 68 ms.
Refiners :[State Equation: 4/4 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 102ms problems are : Problem set: 0 solved, 6 unsolved
Search for dead transitions found 0 dead transitions in 102ms
Starting structural reductions in SI_LTL mode, iteration 1 : 4/70 places, 12/350 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 179 ms. Remains : 4/70 places, 12/350 transitions.
Stuttering acceptance computed with spot in 77 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-10
Stuttering criterion allowed to conclude after 3 steps with 0 reset in 1 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-10 finished in 278 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)&&(X(X(X(p1))) U (p2||F(p3)))))'
Support contains 7 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 5 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
// Phase 1: matrix 350 rows 70 cols
[2025-06-09 00:49:28] [INFO ] Computed 0 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:49:29] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-09 00:49:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:49:29] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:49:29] [INFO ] Implicit Places using invariants and state equation in 73 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:49:29] [INFO ] Invariant cache hit.
[2025-06-09 00:49:29] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17164 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30017 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47216ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47217ms
Finished structural reductions in LTL mode , in 1 iterations and 47319 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 248 ms :[(OR (NOT p0) (AND (NOT p2) (NOT p3))), (NOT p0), (OR (AND (NOT p1) (NOT p3)) (AND (NOT p2) (NOT p3))), true, (AND (NOT p3) (NOT p1)), (AND (NOT p3) (NOT p1)), (NOT p3)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-11
Product exploration explored 100000 steps with 50000 reset in 174 ms.
Product exploration explored 100000 steps with 50000 reset in 120 ms.
Computed a total of 0 stabilizing places and 35 stable transitions
Computed a total of 0 stabilizing places and 35 stable transitions
Knowledge obtained : [(AND (NOT p2) p3 p0 (NOT p1)), (X p3), (X p0), (X (NOT (AND (NOT p2) (NOT p3)))), (X (X p3)), (X (X (NOT (AND (NOT p2) (NOT p3)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (X p2)), (X (X (NOT p2)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 21 ms. Reduced automaton from 7 states, 9 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-11 finished in 47905 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Graph (trivial) has 272 edges and 70 vertex of which 69 / 70 are part of one of the 2 SCC in 1 ms
Free SCC test removed 67 places
Ensure Unique test removed 342 transitions
Reduce isomorphic transitions removed 342 transitions.
Applied a total of 1 rules in 4 ms. Remains 3 /70 variables (removed 67) and now considering 8/350 (removed 342) transitions.
[2025-06-09 00:50:16] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
// Phase 1: matrix 6 rows 3 cols
[2025-06-09 00:50:16] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:50:16] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-09 00:50:16] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2025-06-09 00:50:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:50:16] [INFO ] Implicit Places using invariants and state equation in 16 ms returned []
Implicit Place search using SMT with State Equation took 35 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-09 00:50:16] [INFO ] Redundant transitions in 0 ms returned []
Running 3 sub problems to find dead transitions.
[2025-06-09 00:50:16] [INFO ] Flow matrix only has 6 transitions (discarded 2 similar events)
[2025-06-09 00:50:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 8/9 variables, and 3 constraints, problems are : Problem set: 0 solved, 3 unsolved in 34 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 5/7 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/7 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 1/8 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/8 variables, 3/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 0/8 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 8/9 variables, and 6 constraints, problems are : Problem set: 0 solved, 3 unsolved in 30 ms.
Refiners :[State Equation: 3/3 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 69ms problems are : Problem set: 0 solved, 3 unsolved
Search for dead transitions found 0 dead transitions in 69ms
Starting structural reductions in SI_LTL mode, iteration 1 : 3/70 places, 8/350 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 112 ms. Remains : 3/70 places, 8/350 transitions.
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-12
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-12 finished in 153 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((p0||G(p1)))))'
Support contains 6 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Graph (trivial) has 238 edges and 70 vertex of which 64 / 70 are part of one of the 2 SCC in 1 ms
Free SCC test removed 62 places
Ensure Unique test removed 318 transitions
Reduce isomorphic transitions removed 318 transitions.
Applied a total of 1 rules in 6 ms. Remains 8 /70 variables (removed 62) and now considering 32/350 (removed 318) transitions.
[2025-06-09 00:50:17] [INFO ] Flow matrix only has 29 transitions (discarded 3 similar events)
// Phase 1: matrix 29 rows 8 cols
[2025-06-09 00:50:17] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:50:17] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-09 00:50:17] [INFO ] Flow matrix only has 29 transitions (discarded 3 similar events)
[2025-06-09 00:50:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:50:17] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-09 00:50:17] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-09 00:50:17] [INFO ] Redundant transitions in 0 ms returned []
Running 22 sub problems to find dead transitions.
[2025-06-09 00:50:17] [INFO ] Flow matrix only has 29 transitions (discarded 3 similar events)
[2025-06-09 00:50:17] [INFO ] Invariant cache hit.
[2025-06-09 00:50:17] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 28/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (OVERLAPS) 0/36 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Real declared 36/37 variables, and 12 constraints, problems are : Problem set: 0 solved, 22 unsolved in 100 ms.
Refiners :[State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 22 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 1 (OVERLAPS) 28/36 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/36 variables, 4/12 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/36 variables, 22/34 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/36 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 22 unsolved
At refinement iteration 5 (OVERLAPS) 0/36 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 22 unsolved
No progress, stopping.
After SMT solving in domain Int declared 36/37 variables, and 34 constraints, problems are : Problem set: 0 solved, 22 unsolved in 212 ms.
Refiners :[State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 22/22 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 315ms problems are : Problem set: 0 solved, 22 unsolved
Search for dead transitions found 0 dead transitions in 315ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8/70 places, 32/350 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 371 ms. Remains : 8/70 places, 32/350 transitions.
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-13
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-13 finished in 449 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 3 out of 70 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Graph (trivial) has 256 edges and 70 vertex of which 67 / 70 are part of one of the 2 SCC in 0 ms
Free SCC test removed 65 places
Ensure Unique test removed 334 transitions
Reduce isomorphic transitions removed 334 transitions.
Applied a total of 1 rules in 2 ms. Remains 5 /70 variables (removed 65) and now considering 16/350 (removed 334) transitions.
[2025-06-09 00:50:17] [INFO ] Flow matrix only has 13 transitions (discarded 3 similar events)
// Phase 1: matrix 13 rows 5 cols
[2025-06-09 00:50:17] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:50:17] [INFO ] Implicit Places using invariants in 13 ms returned []
[2025-06-09 00:50:17] [INFO ] Flow matrix only has 13 transitions (discarded 3 similar events)
[2025-06-09 00:50:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:50:17] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-09 00:50:17] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 31 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-09 00:50:17] [INFO ] Redundant transitions in 0 ms returned []
Running 9 sub problems to find dead transitions.
[2025-06-09 00:50:17] [INFO ] Flow matrix only has 13 transitions (discarded 3 similar events)
[2025-06-09 00:50:17] [INFO ] Invariant cache hit.
[2025-06-09 00:50:17] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 12/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 0/17 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 17/18 variables, and 6 constraints, problems are : Problem set: 0 solved, 9 unsolved in 50 ms.
Refiners :[State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 12/17 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/17 variables, 1/6 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 9/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 0/17 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 17/18 variables, and 15 constraints, problems are : Problem set: 0 solved, 9 unsolved in 71 ms.
Refiners :[State Equation: 5/5 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 124ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 124ms
Starting structural reductions in SI_LTL mode, iteration 1 : 5/70 places, 16/350 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 163 ms. Remains : 5/70 places, 16/350 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-14
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-14 finished in 207 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 U p1)||F(p2)||X(X(X(F(!p1)))))))'
Support contains 6 out of 70 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 70/70 places, 350/350 transitions.
Applied a total of 0 rules in 4 ms. Remains 70 /70 variables (removed 0) and now considering 350/350 (removed 0) transitions.
// Phase 1: matrix 350 rows 70 cols
[2025-06-09 00:50:17] [INFO ] Computed 0 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:50:17] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-09 00:50:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-09 00:50:17] [INFO ] State equation strengthened by 68 read => feed constraints.
[2025-06-09 00:50:17] [INFO ] Implicit Places using invariants and state equation in 74 ms returned []
Implicit Place search using SMT with State Equation took 100 ms to find 0 implicit places.
Running 342 sub problems to find dead transitions.
[2025-06-09 00:50:17] [INFO ] Invariant cache hit.
[2025-06-09 00:50:17] [INFO ] State equation strengthened by 68 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (OVERLAPS) 0/420 variables, 0/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
No progress, stopping.
After SMT solving in domain Real declared 420/420 variables, and 138 constraints, problems are : Problem set: 0 solved, 342 unsolved in 17604 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 342 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/70 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 1 (OVERLAPS) 350/420 variables, 70/70 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/420 variables, 68/138 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/420 variables, 342/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/420 variables, 0/480 constraints. Problems are: Problem set: 0 solved, 342 unsolved
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(t291 timeout
0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 420/420 variables, and 480 constraints, problems are : Problem set: 0 solved, 342 unsolved in 30015 ms.
Refiners :[State Equation: 70/70 constraints, ReadFeed: 68/68 constraints, PredecessorRefiner: 342/342 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 47641ms problems are : Problem set: 0 solved, 342 unsolved
Search for dead transitions found 0 dead transitions in 47642ms
Finished structural reductions in LTL mode , in 1 iterations and 47747 ms. Remains : 70/70 places, 350/350 transitions.
Stuttering acceptance computed with spot in 266 ms :[false, (AND p1 (NOT p2)), false, (AND (NOT p2) p1), false, (AND p1 (NOT p2))]
Running random walk in product with property : ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-15
Product exploration explored 100000 steps with 243 reset in 526 ms.
Stack based approach found an accepted trace after 2502 steps with 2 reset with depth 978 and stack size 965 in 14 ms.
FORMULA ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-15 FALSE TECHNIQUES STACK_TEST
Treatment of property ZombiesAndSurvivors-PT-Kneser350703100100-LTLCardinality-15 finished in 48581 ms.
All properties solved by simple procedures.
Total runtime 484227 ms.

BK_STOP 1749430266315

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

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

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

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ZombiesAndSurvivors-PT-Kneser350703100100"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is ZombiesAndSurvivors-PT-Kneser350703100100, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r254-tall-174931340300643"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ZombiesAndSurvivors-PT-Kneser350703100100.tgz
mv ZombiesAndSurvivors-PT-Kneser350703100100 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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