About the Execution of ITS-Tools for Philosophers-PT-002000
| 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 | FTFFTF?FFFFFFFTF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r156-tall-174881253500172.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 Philosophers-PT-002000, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881253500172
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 78M
-rw-r--r-- 1 mcc users 2.1M May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 11M May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 1.2M May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 7.3M 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 6.8K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 887K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 3.2M May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 576K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 2.6M May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 4.5M May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 23M May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 2.4M May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 15M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 179K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 509K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 4.5M 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 Philosophers-PT-002000-LTLFireability-00
FORMULA_NAME Philosophers-PT-002000-LTLFireability-01
FORMULA_NAME Philosophers-PT-002000-LTLFireability-02
FORMULA_NAME Philosophers-PT-002000-LTLFireability-03
FORMULA_NAME Philosophers-PT-002000-LTLFireability-04
FORMULA_NAME Philosophers-PT-002000-LTLFireability-05
FORMULA_NAME Philosophers-PT-002000-LTLFireability-06
FORMULA_NAME Philosophers-PT-002000-LTLFireability-07
FORMULA_NAME Philosophers-PT-002000-LTLFireability-08
FORMULA_NAME Philosophers-PT-002000-LTLFireability-09
FORMULA_NAME Philosophers-PT-002000-LTLFireability-10
FORMULA_NAME Philosophers-PT-002000-LTLFireability-11
FORMULA_NAME Philosophers-PT-002000-LTLFireability-12
FORMULA_NAME Philosophers-PT-002000-LTLFireability-13
FORMULA_NAME Philosophers-PT-002000-LTLFireability-14
FORMULA_NAME Philosophers-PT-002000-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748875101488
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Philosophers-PT-002000
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 14:38:22] [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]
[2025-06-02 14:38:22] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 14:38:23] [INFO ] Load time of PNML (sax parser for PT used): 526 ms
[2025-06-02 14:38:23] [INFO ] Transformed 10000 places.
[2025-06-02 14:38:23] [INFO ] Transformed 10000 transitions.
[2025-06-02 14:38:23] [INFO ] Found NUPN structural information;
[2025-06-02 14:38:23] [INFO ] Parsed PT model containing 10000 places and 10000 transitions and 32000 arcs in 687 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 127 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA Philosophers-PT-002000-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-002000-LTLFireability-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-002000-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-002000-LTLFireability-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 10000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 60 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
// Phase 1: matrix 10000 rows 10000 cols
[2025-06-02 14:38:24] [INFO ] Computed 4000 invariants in 95 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:38:28] [INFO ] Implicit Places using invariants in 3696 ms returned []
Implicit Place search using SMT only with invariants took 3769 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:38:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35465ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35517ms
Finished structural reductions in LTL mode , in 1 iterations and 39408 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Support contains 10000 out of 10000 places after structural reductions.
[2025-06-02 14:39:05] [INFO ] Flatten gal took : 645 ms
[2025-06-02 14:39:07] [INFO ] Flatten gal took : 585 ms
[2025-06-02 14:39:09] [INFO ] Input system was already deterministic with 10000 transitions.
Reduction of identical properties reduced properties to check from 27 to 25
RANDOM walk for 40000 steps (8 resets) in 19274 ms. (2 steps per ms) remains 2/25 properties
BEST_FIRST walk for 35008 steps (6 resets) in 20021 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 34008 steps (6 resets) in 19723 ms. (1 steps per ms) remains 2/2 properties
[2025-06-02 14:39:26] [INFO ] Invariant cache hit.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10000/20000 variables, and 8000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4765 ms.
Refiners :[Domain max(s): 4000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10000/20000 variables, and 8000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 4538 ms.
Refiners :[Domain max(s): 4000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9395ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 1110 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1112 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 16795 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 34008 steps (6 resets) in 19270 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 34008 steps (6 resets) in 19271 ms. (1 steps per ms) remains 2/2 properties
Probabilistic random walk after 485380 steps, saw 485209 distinct states, run finished after 50579 ms. (steps per millisecond=9 ) properties seen :0
[2025-06-02 14:40:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 6000/10000 variables, 4000/8000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 35308 ms.
Refiners :[Domain max(s): 10000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4000 variables, 4000/4000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/4000 variables, 0/4000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10000/20000 variables, and 8000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 17727 ms.
Refiners :[Domain max(s): 4000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 53825ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 4000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 1042 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1047 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 895 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:41:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:41:46] [INFO ] Implicit Places using invariants in 6795 ms returned []
Implicit Place search using SMT only with invariants took 6798 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:41:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 36998ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 37016ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44726 ms. Remains : 10000/10000 places, 10000/10000 transitions.
FORMULA Philosophers-PT-002000-LTLFireability-15 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((p0 U X(X(p1)))))'
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 312 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:42:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:42:31] [INFO ] Implicit Places using invariants in 7217 ms returned []
Implicit Place search using SMT only with invariants took 7219 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:42:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 36149ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 36163ms
Finished structural reductions in LTL mode , in 1 iterations and 43710 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 406 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), true]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-00
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 10 ms.
FORMULA Philosophers-PT-002000-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-00 finished in 44273 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(F(p0)))))'
Support contains 4000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 780 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:43:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:43:15] [INFO ] Implicit Places using invariants in 6787 ms returned []
Implicit Place search using SMT only with invariants took 6789 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:43:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 34904ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 34920ms
Finished structural reductions in LTL mode , in 1 iterations and 42508 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 137 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-02
Product exploration explored 100000 steps with 0 reset in 7985 ms.
Stack based approach found an accepted trace after 69818 steps with 0 reset with depth 69819 and stack size 54677 in 7302 ms.
FORMULA Philosophers-PT-002000-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-02 finished in 57977 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)&&G((X(p1)||(!p0 U (p2||G(!p0)))))))'
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 89 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:44:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:44:11] [INFO ] Implicit Places using invariants in 5228 ms returned []
Implicit Place search using SMT only with invariants took 5229 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:44:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35011ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35024ms
Finished structural reductions in LTL mode , in 1 iterations and 40366 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 246 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2))), (NOT p0), (NOT p1), (AND (NOT p2) p0 (NOT p1)), (AND (NOT p2) p0 (NOT p1)), true, (AND (NOT p2) p0 p1)]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-03
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 6 ms.
FORMULA Philosophers-PT-002000-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-03 finished in 40700 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((X(X(X(p0)))&&(!p1 U (p2||G(!p1))))))'
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 57 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:44:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:44:51] [INFO ] Implicit Places using invariants in 4778 ms returned []
Implicit Place search using SMT only with invariants took 4779 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:44:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 34977ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 34991ms
Finished structural reductions in LTL mode , in 1 iterations and 39843 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 595 ms :[(OR (NOT p0) (AND p1 (NOT p2))), (NOT p0), (AND p1 (NOT p2)), (NOT p0), (AND (NOT p2) p1 (NOT p0)), (NOT p0), (NOT p0), (AND (NOT p2) p1 (NOT p0)), (NOT p0), (AND (NOT p2) p1 (NOT p0)), (NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-05
Product exploration explored 100000 steps with 0 reset in 9481 ms.
Stack based approach found an accepted trace after 66560 steps with 0 reset with depth 66561 and stack size 58288 in 7562 ms.
FORMULA Philosophers-PT-002000-LTLFireability-05 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-05 finished in 57557 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 G((F(p2)||p1))))'
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 176 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:45:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:45:49] [INFO ] Implicit Places using invariants in 4823 ms returned []
Implicit Place search using SMT only with invariants took 4828 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:45:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 34795ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 34807ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 39825 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 132 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-06
Product exploration explored 100000 steps with 0 reset in 8713 ms.
Product exploration explored 100000 steps with 0 reset in 9264 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 p2) p0), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (AND (NOT p2) p0))]
False Knowledge obtained : [(X (AND p1 (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X p1), (X (NOT p1))]
Knowledge based reduction with 5 factoid took 216 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 117 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 13869 ms. (2 steps per ms) remains 2/7 properties
BEST_FIRST walk for 32012 steps (4 resets) in 20905 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 28012 steps (4 resets) in 21196 ms. (1 steps per ms) remains 2/2 properties
[2025-06-02 14:46:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 4000/10000 variables, 4000/10000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10000 variables, 4000/14000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5022 ms.
Refiners :[Domain max(s): 10000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10000/20000 variables, and 10000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5004 ms.
Refiners :[Domain max(s): 6000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10127ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 242 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 242 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 14484 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 39008 steps (8 resets) in 21678 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19696 ms. (2 steps per ms) remains 2/2 properties
Probabilistic random walk after 268772 steps, saw 268670 distinct states, run finished after 42069 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-02 14:48:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 4000/10000 variables, 4000/10000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10000 variables, 4000/14000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10000/20000 variables, 10000/24000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20000 variables, 0/24000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/20000 variables, 0/24000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20000/20000 variables, and 24000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12289 ms.
Refiners :[Domain max(s): 10000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10000/20000 variables, and 10000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 21181 ms.
Refiners :[Domain max(s): 6000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 33532ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 232 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 232 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 236 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:48:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:48:47] [INFO ] Implicit Places using invariants in 6688 ms returned []
Implicit Place search using SMT only with invariants took 6693 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:48:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s1917 1.0)
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(s2879 1.0)
(s2880 1.0)
(s2881 1.0)
(s2882 1.0)
(s2883 1.0)
(s2884 1.0)
(s2885 1.0)
(s2886 1.0)
(s2887 1.0)
(s2888 1.0)
(s2889 1.0)
(s2890 1.0)
(s2891 1.0)
(s2892 1.0)
(s2893 1.0)
(s2894 1.0)
(s2895 1.0)
(s2896 1.0)
(s2897 1.0)
(s2898 1.0)
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(s2906 1.0)
(s2907 1.0)
(s2908 1.0)
(s2909 1.0)
(s2910 1.0)
(s2911 1.0)
(s2912 1.0)
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(s2914 1.0)
(s2915 1.0)
(s2916 1.0)
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(s2918 1.0)
(s2919 1.0)
(s2920 1.0)
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(s2922 1.0)
(s2923 1.0)
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(s2925 1.0)
(s2926 1.0)
(s2927 1.0)
(s2928 1.0)
(s2929 1.0)
(s2930 1.0)
(s2931 1.0)
(s2932 1.0)
(s2933 1.0)
(s2934 1.0)
(s2935 1.0)
(s2936 1.0)
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(s2939 1.0)
(s2940 1.0)
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(s2943 1.0)
(s2944 1.0)
(s2945 1.0)
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(s2947 1.0)
(s2948 1.0)
(s2949 1.0)
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(s2951 1.0)
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(s2964 1.0)
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(s2968 1.0)
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(s3005 1.0)
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(s3048 1.0)
(s3049 1.0)
timeout
(s3050 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35945ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35956ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42900 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (AND (NOT p2) p0))]
False Knowledge obtained : [(X (AND p1 (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X p1), (X (NOT p1)), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (AND (NOT p2) p0))), (F p1), (F p2), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 5 factoid took 435 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 135 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2))]
[2025-06-02 14:49:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (AND (NOT p1) (NOT p2))
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 99 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:50:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:50:13] [INFO ] Implicit Places using invariants in 5014 ms returned []
Implicit Place search using SMT only with invariants took 5017 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:50:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35712ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35725ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 40853 ms. Remains : 10000/10000 places, 10000/10000 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 p2) p0), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (AND (NOT p2) p0))]
False Knowledge obtained : [(X (AND p1 (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X p1), (X (NOT p1))]
Knowledge based reduction with 5 factoid took 231 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 112 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2))]
RANDOM walk for 40000 steps (8 resets) in 17484 ms. (2 steps per ms) remains 2/7 properties
BEST_FIRST walk for 36020 steps (8 resets) in 20997 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20336 ms. (1 steps per ms) remains 2/2 properties
[2025-06-02 14:51:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 4000/10000 variables, 4000/10000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10000 variables, 4000/14000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10000/20000 variables, and 14000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5020 ms.
Refiners :[Domain max(s): 10000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10000/20000 variables, and 10000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 5006 ms.
Refiners :[Domain max(s): 6000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10094ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 227 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 228 ms. Remains : 10000/10000 places, 10000/10000 transitions.
RANDOM walk for 40000 steps (8 resets) in 14966 ms. (2 steps per ms) remains 2/2 properties
BEST_FIRST walk for 36020 steps (8 resets) in 20855 ms. (1 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 20455 ms. (1 steps per ms) remains 2/2 properties
Probabilistic random walk after 266772 steps, saw 266671 distinct states, run finished after 42202 ms. (steps per millisecond=6 ) properties seen :0
[2025-06-02 14:52:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (OVERLAPS) 4000/10000 variables, 4000/10000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10000 variables, 4000/14000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10000 variables, 0/14000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 10000/20000 variables, 10000/24000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20000 variables, 0/24000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/20000 variables, 0/24000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20000/20000 variables, and 24000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 12754 ms.
Refiners :[Domain max(s): 10000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 10000/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6000 variables, 6000/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/6000 variables, 0/6000 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10000/20000 variables, and 10000 constraints, problems are : Problem set: 0 solved, 2 unsolved in 21334 ms.
Refiners :[Domain max(s): 6000/10000 constraints, Positive P Invariants (semi-flows): 4000/4000 constraints, State Equation: 0/10000 constraints, PredecessorRefiner: 2/0 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 34138ms problems are : Problem set: 0 solved, 2 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 232 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 232 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 219 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:52:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:52:57] [INFO ] Implicit Places using invariants in 7642 ms returned []
Implicit Place search using SMT only with invariants took 7644 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:52:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35415ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35424ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 43305 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Knowledge obtained : [(AND (NOT p1) (NOT p2) p0), (X (NOT p2)), (X (NOT (AND (NOT p2) (NOT p0)))), (X p0), (X (AND (NOT p2) p0))]
False Knowledge obtained : [(X (AND p1 (NOT p2))), (X (NOT (AND p1 (NOT p2)))), (X (AND (NOT p1) (NOT p2))), (X (NOT (AND (NOT p1) (NOT p2)))), (X p1), (X (NOT p1)), (F (NOT (AND (NOT p1) (NOT p2)))), (F (NOT (AND (NOT p2) p0))), (F p1), (F p2), (F (NOT (OR (NOT p1) p2)))]
Knowledge based reduction with 5 factoid took 401 ms. Reduced automaton from 3 states, 8 edges and 3 AP (stutter insensitive) to 3 states, 8 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 123 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2))]
Stuttering acceptance computed with spot in 119 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2))]
[2025-06-02 14:54:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
Could not prove EG (AND (NOT p1) (NOT p2))
Stuttering acceptance computed with spot in 148 ms :[(AND (NOT p1) (NOT p2)), (AND (NOT p2) p0), (AND (NOT p1) (NOT p2))]
Product exploration explored 100000 steps with 0 reset in 8653 ms.
Product exploration explored 100000 steps with 4 reset in 9881 ms.
Built C files in :
/tmp/ltsmin342096893321815864
[2025-06-02 14:54:36] [INFO ] Too many transitions (10000) to apply POR reductions. Disabling POR matrices.
[2025-06-02 14:54:36] [INFO ] Built C files in 158ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin342096893321815864
Running compilation step : cd /tmp/ltsmin342096893321815864;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin342096893321815864;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin342096893321815864;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 8000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 104 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:54:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:54:44] [INFO ] Implicit Places using invariants in 5078 ms returned []
Implicit Place search using SMT only with invariants took 5079 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:54:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35023ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35034ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 40228 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Built C files in :
/tmp/ltsmin9005004809161756941
[2025-06-02 14:55:19] [INFO ] Too many transitions (10000) to apply POR reductions. Disabling POR matrices.
[2025-06-02 14:55:19] [INFO ] Built C files in 126ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9005004809161756941
Running compilation step : cd /tmp/ltsmin9005004809161756941;'/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'
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9005004809161756941;'/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' killed by timeout after 3 SECONDS
java.lang.RuntimeException: Compilation or link of executable timed out.java.util.concurrent.TimeoutException: Subprocess running cd /tmp/ltsmin9005004809161756941;'/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' killed by timeout after 3 SECONDS
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
[2025-06-02 14:55:23] [INFO ] Flatten gal took : 503 ms
[2025-06-02 14:55:24] [INFO ] Flatten gal took : 266 ms
[2025-06-02 14:55:24] [INFO ] Time to serialize gal into /tmp/LTL3381405549554603661.gal : 84 ms
[2025-06-02 14:55:24] [INFO ] Time to serialize properties into /tmp/LTL3197106656062404030.prop : 18 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/LTL3381405549554603661.gal' '-t' 'CGAL' '-hoa' '/tmp/aut10387413662268521010.hoa' '-atoms' '/tmp/LTL3197106656062404030.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...318
Loading property file /tmp/LTL3197106656062404030.prop.
Loaded 3 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut10387413662268521010.hoa
Detected timeout of ITS tools.
[2025-06-02 14:55:40] [INFO ] Flatten gal took : 354 ms
[2025-06-02 14:55:40] [INFO ] Flatten gal took : 254 ms
[2025-06-02 14:55:40] [INFO ] Time to serialize gal into /tmp/LTL215488503011798682.gal : 45 ms
[2025-06-02 14:55:40] [INFO ] Time to serialize properties into /tmp/LTL6529135614671110409.ltl : 27 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/LTL215488503011798682.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL6529135614671110409.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...274
Read 1 LTL properties
Checking formula 0 : !(((F(G(!("(((((((((((((Think_1335==1)&&(Fork_1335==1))||((Think_1434==1)&&(Fork_1434==1)))||(((Think_186==1)&&(Fork_186==1))||((Think...178551
Formula 0 simplified : GF"(((((((((((((Think_1335==1)&&(Fork_1335==1))||((Think_1434==1)&&(Fork_1434==1)))||(((Think_186==1)&&(Fork_186==1))||((Think_1799=...178516
Detected timeout of ITS tools.
[2025-06-02 14:55:55] [INFO ] Flatten gal took : 263 ms
[2025-06-02 14:55:55] [INFO ] Applying decomposition
[2025-06-02 14:55:56] [INFO ] Flatten gal took : 303 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/graph9109563231841295275.txt' '-o' '/tmp/graph9109563231841295275.bin' '-w' '/tmp/graph9109563231841295275.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9109563231841295275.bin' '-l' '-1' '-v' '-w' '/tmp/graph9109563231841295275.weights' '-q' '0' '-e' '0.001'
[2025-06-02 14:55:57] [INFO ] Decomposing Gal with order
[2025-06-02 14:55:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 14:56:01] [INFO ] Removed a total of 1986 redundant transitions.
[2025-06-02 14:56:02] [INFO ] Flatten gal took : 626 ms
[2025-06-02 14:56:23] [INFO ] Fuse similar labels procedure discarded/fused a total of 6756 labels/synchronizations in 204 ms.
[2025-06-02 14:56:23] [INFO ] Time to serialize gal into /tmp/LTL5984520864572840932.gal : 94 ms
[2025-06-02 14:56:23] [INFO ] Time to serialize properties into /tmp/LTL11071684105574660278.ltl : 39 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/LTL5984520864572840932.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11071684105574660278.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 : !(((F(G(!("(((((((((((((i38.i1.i0.i2.u880.Think_1335==1)&&(i38.i1.i0.i1.u187.Fork_1335==1))||((i80.u1877.Think_1434==1)&&(i80.u1877.Fo...356111
Formula 0 simplified : GF"(((((((((((((i38.i1.i0.i2.u880.Think_1335==1)&&(i38.i1.i0.i1.u187.Fork_1335==1))||((i80.u1877.Think_1434==1)&&(i80.u1877.Fork_143...356076
Detected timeout of ITS tools.
Treatment of property Philosophers-PT-002000-LTLFireability-06 finished in 654148 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 6000 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 204 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:56:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:56:46] [INFO ] Implicit Places using invariants in 7257 ms returned []
Implicit Place search using SMT only with invariants took 7259 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:56:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35503ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35516ms
Finished structural reductions in LTL mode , in 1 iterations and 42992 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 159 ms :[true, (OR (NOT p1) p0), (OR (NOT p1) p0), (NOT p1)]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-07
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 3 ms.
FORMULA Philosophers-PT-002000-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-07 finished in 43254 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)||F(p1)))&&G((p2||X(G(p3))))))'
Support contains 8 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 842 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:57:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:57:34] [INFO ] Implicit Places using invariants in 12022 ms returned []
Implicit Place search using SMT only with invariants took 12026 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:57:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35870ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35884ms
Finished structural reductions in LTL mode , in 1 iterations and 48764 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 225 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p2) (NOT p3))), (AND (NOT p1) (NOT p0)), (NOT p3), (AND (NOT p2) (NOT p3)), (NOT p1), true]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-09
Product exploration explored 100000 steps with 1 reset in 8196 ms.
Entered a terminal (fully accepting) state of product in 2753 steps with 0 reset in 1053 ms.
FORMULA Philosophers-PT-002000-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-09 finished in 58274 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) U X(p2)))&&F(p3)))'
Support contains 8 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 601 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:58:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:58:32] [INFO ] Implicit Places using invariants in 11584 ms returned []
Implicit Place search using SMT only with invariants took 11587 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:58:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35373ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35386ms
Finished structural reductions in LTL mode , in 1 iterations and 47591 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 349 ms :[(OR (NOT p2) (NOT p3)), (NOT p2), (NOT p2), (NOT p3), (AND (NOT p1) (NOT p2)), (NOT p2), true, (NOT p1)]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-10
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 3 ms.
FORMULA Philosophers-PT-002000-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-10 finished in 47984 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)||F(p1))))'
Support contains 4 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 592 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 14:59:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 14:59:20] [INFO ] Implicit Places using invariants in 11999 ms returned []
Implicit Place search using SMT only with invariants took 12001 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 14:59:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35314ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35326ms
Finished structural reductions in LTL mode , in 1 iterations and 47935 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-11
Product exploration timeout after 50130 steps with 6 reset in 10002 ms.
Stack based approach found an accepted trace after 22245 steps with 0 reset with depth 22246 and stack size 8644 in 3383 ms.
FORMULA Philosophers-PT-002000-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-11 finished in 61468 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((p1||G(p2)||G(p3))))))'
Support contains 6 out of 10000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Applied a total of 0 rules in 591 ms. Remains 10000 /10000 variables (removed 0) and now considering 10000/10000 (removed 0) transitions.
[2025-06-02 15:00:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:00:21] [INFO ] Implicit Places using invariants in 11319 ms returned []
Implicit Place search using SMT only with invariants took 11320 ms to find 0 implicit places.
Running 6000 sub problems to find dead transitions.
[2025-06-02 15:00:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8000 variables, 8000/8000 constraints. Problems are: Problem set: 0 solved, 6000 unsolved
SMT process timed out in 35183ms, After SMT, problems are : Problem set: 0 solved, 6000 unsolved
Search for dead transitions found 0 dead transitions in 35192ms
Finished structural reductions in LTL mode , in 1 iterations and 47112 ms. Remains : 10000/10000 places, 10000/10000 transitions.
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p0) (AND (NOT p1) (NOT p2) (NOT p3))), (OR (NOT p0) (AND (NOT p1) (NOT p2) (NOT p3))), true, (AND (NOT p1) (NOT p2) (NOT p3))]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-12
Product exploration timeout after 32730 steps with 3541 reset in 10001 ms.
Stack based approach found an accepted trace after 31632 steps with 1841 reset with depth 17781 and stack size 17781 in 6540 ms.
FORMULA Philosophers-PT-002000-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-12 finished in 63853 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||X(p0)||G(p1))))'
Support contains 3 out of 10000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10000/10000 places, 10000/10000 transitions.
Performed 1997 Post agglomeration using F-continuation condition.Transition count delta: 1997
Deduced a syphon composed of 1997 places in 2 ms
Reduce places removed 1997 places and 0 transitions.
Iterating global reduction 0 with 3994 rules applied. Total rules applied 3994 place count 8003 transition count 8003
Applied a total of 3994 rules in 1759 ms. Remains 8003 /10000 variables (removed 1997) and now considering 8003/10000 (removed 1997) transitions.
// Phase 1: matrix 8003 rows 8003 cols
[2025-06-02 15:01:15] [INFO ] Computed 4000 invariants in 105 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:01:25] [INFO ] Implicit Places using invariants in 10103 ms returned []
[2025-06-02 15:01:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 15:02:12] [INFO ] Performed 3011/8003 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2025-06-02 15:02:42] [INFO ] Performed 7107/8003 implicitness test of which 0 returned IMPLICIT in 60 seconds.
[2025-06-02 15:02:47] [INFO ] Implicit Places using invariants and state equation in 82542 ms returned []
Implicit Place search using SMT with State Equation took 92650 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 15:02:48] [INFO ] Redundant transitions in 1006 ms returned []
Running 4003 sub problems to find dead transitions.
[2025-06-02 15:02:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6003 variables, 6003/6003 constraints. Problems are: Problem set: 0 solved, 4003 unsolved
SMT process timed out in 32871ms, After SMT, problems are : Problem set: 0 solved, 4003 unsolved
Search for dead transitions found 0 dead transitions in 32879ms
Starting structural reductions in SI_LTL mode, iteration 1 : 8003/10000 places, 8003/10000 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 128310 ms. Remains : 8003/10000 places, 8003/10000 transitions.
Stuttering acceptance computed with spot in 33 ms :[(AND (NOT p1) (NOT p0))]
Running random walk in product with property : Philosophers-PT-002000-LTLFireability-13
Product exploration timeout after 59290 steps with 2 reset in 10004 ms.
Stack based approach found an accepted trace after 4422 steps with 0 reset with depth 4423 and stack size 2917 in 1763 ms.
FORMULA Philosophers-PT-002000-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-002000-LTLFireability-13 finished in 140144 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 G((F(p2)||p1))))'
[2025-06-02 15:03:34] [INFO ] Flatten gal took : 275 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin369786152492015535
[2025-06-02 15:03:34] [INFO ] Too many transitions (10000) to apply POR reductions. Disabling POR matrices.
[2025-06-02 15:03:34] [INFO ] Built C files in 130ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin369786152492015535
Running compilation step : cd /tmp/ltsmin369786152492015535;'/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'
[2025-06-02 15:03:34] [INFO ] Applying decomposition
[2025-06-02 15:03:34] [INFO ] Flatten gal took : 270 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/graph12690324838754413374.txt' '-o' '/tmp/graph12690324838754413374.bin' '-w' '/tmp/graph12690324838754413374.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph12690324838754413374.bin' '-l' '-1' '-v' '-w' '/tmp/graph12690324838754413374.weights' '-q' '0' '-e' '0.001'
[2025-06-02 15:03:35] [INFO ] Decomposing Gal with order
[2025-06-02 15:03:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 15:03:41] [INFO ] Removed a total of 1985 redundant transitions.
[2025-06-02 15:03:41] [INFO ] Flatten gal took : 427 ms
[2025-06-02 15:03:58] [INFO ] Fuse similar labels procedure discarded/fused a total of 6632 labels/synchronizations in 102 ms.
[2025-06-02 15:03:58] [INFO ] Time to serialize gal into /tmp/LTLFireability15523386222971986318.gal : 66 ms
[2025-06-02 15:03:58] [INFO ] Time to serialize properties into /tmp/LTLFireability3020523373961019980.ltl : 35 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/LTLFireability15523386222971986318.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability3020523373961019980.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 : !(((F(G(!("(((((((((((((i41.i0.i0.i0.u1814.Think_1335==1)&&(i41.i0.i0.i0.u1814.Fork_1335==1))||((i45.i1.i0.i1.u1867.Think_1434==1)&&(i...350135
Formula 0 simplified : GF"(((((((((((((i41.i0.i0.i0.u1814.Think_1335==1)&&(i41.i0.i0.i0.u1814.Fork_1335==1))||((i45.i1.i0.i1.u1867.Think_1434==1)&&(i45.i0....350110
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Compilation finished in 70297 ms.
Running link step : cd /tmp/ltsmin369786152492015535;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 241 ms.
Running LTSmin : cd /tmp/ltsmin369786152492015535;'/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' '--ltl' '(<>([](!(LTLAPp0==true))) U []((<>((LTLAPp2==true))||(LTLAPp1==true))))' '--buchi-type=spotba'
Detected timeout of ITS tools.
[2025-06-02 15:32:22] [INFO ] Applying decomposition
[2025-06-02 15:32:23] [INFO ] Flatten gal took : 642 ms
[2025-06-02 15:32:24] [INFO ] Decomposing Gal with order
[2025-06-02 15:32:26] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 15:32:43] [INFO ] Removed a total of 4296 redundant transitions.
[2025-06-02 15:32:43] [INFO ] Flatten gal took : 1342 ms
[2025-06-02 15:32:44] [INFO ] Fuse similar labels procedure discarded/fused a total of 760 labels/synchronizations in 470 ms.
[2025-06-02 15:32:44] [INFO ] Time to serialize gal into /tmp/LTLFireability16606694807636250392.gal : 212 ms
[2025-06-02 15:32:44] [INFO ] Time to serialize properties into /tmp/LTLFireability4968703704049614346.ltl : 38 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/LTLFireability16606694807636250392.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability4968703704049614346.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 : !(((F(G(!("(((((((((((((u3306.Think_1335==1)&&(u2011.Fork_1335==1))||((u1039.Think_1434==1)&&(u1999.Fork_1434==1)))||(((u2330.Think_18...233223
Formula 0 simplified : GF"(((((((((((((u3306.Think_1335==1)&&(u2011.Fork_1335==1))||((u1039.Think_1434==1)&&(u1999.Fork_1434==1)))||(((u2330.Think_186==1)&...233198
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="Philosophers-PT-002000"
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 Philosophers-PT-002000, 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 r156-tall-174881253500172"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-002000.tgz
mv Philosophers-PT-002000 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 ;