About the Execution of ITS-Tools for Philosophers-PT-000200
| 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 | FTFFFTF?TFFTFFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r156-tall-174881253500148.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-000200, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881253500148
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 8.7M
-rw-r--r-- 1 mcc users 214K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 1.2M May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 586K 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 119K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 482K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 66K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 326K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 370K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 2.1M May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 370K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 2.4M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 19K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 54K 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 445K 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-000200-LTLFireability-00
FORMULA_NAME Philosophers-PT-000200-LTLFireability-01
FORMULA_NAME Philosophers-PT-000200-LTLFireability-02
FORMULA_NAME Philosophers-PT-000200-LTLFireability-03
FORMULA_NAME Philosophers-PT-000200-LTLFireability-04
FORMULA_NAME Philosophers-PT-000200-LTLFireability-05
FORMULA_NAME Philosophers-PT-000200-LTLFireability-06
FORMULA_NAME Philosophers-PT-000200-LTLFireability-07
FORMULA_NAME Philosophers-PT-000200-LTLFireability-08
FORMULA_NAME Philosophers-PT-000200-LTLFireability-09
FORMULA_NAME Philosophers-PT-000200-LTLFireability-10
FORMULA_NAME Philosophers-PT-000200-LTLFireability-11
FORMULA_NAME Philosophers-PT-000200-LTLFireability-12
FORMULA_NAME Philosophers-PT-000200-LTLFireability-13
FORMULA_NAME Philosophers-PT-000200-LTLFireability-14
FORMULA_NAME Philosophers-PT-000200-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748869211488
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-000200
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-02 13:00:12] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-02 13:00:12] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 13:00:12] [INFO ] Load time of PNML (sax parser for PT used): 132 ms
[2025-06-02 13:00:12] [INFO ] Transformed 1000 places.
[2025-06-02 13:00:12] [INFO ] Transformed 1000 transitions.
[2025-06-02 13:00:12] [INFO ] Found NUPN structural information;
[2025-06-02 13:00:12] [INFO ] Parsed PT model containing 1000 places and 1000 transitions and 3200 arcs in 231 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 28 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA Philosophers-PT-000200-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000200-LTLFireability-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000200-LTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Philosophers-PT-000200-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 1000 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 18 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
// Phase 1: matrix 1000 rows 1000 cols
[2025-06-02 13:00:13] [INFO ] Computed 400 invariants in 34 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:00:15] [INFO ] Implicit Places using invariants in 1894 ms returned []
[2025-06-02 13:00:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:00:15] [INFO ] Implicit Places using invariants and state equation in 598 ms returned []
Implicit Place search using SMT with State Equation took 2522 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:00:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
SMT process timed out in 30207ms, After SMT, problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 30222ms
Finished structural reductions in LTL mode , in 1 iterations and 32782 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Support contains 1000 out of 1000 places after structural reductions.
[2025-06-02 13:00:46] [INFO ] Flatten gal took : 122 ms
[2025-06-02 13:00:46] [INFO ] Flatten gal took : 81 ms
[2025-06-02 13:00:46] [INFO ] Input system was already deterministic with 1000 transitions.
Reduction of identical properties reduced properties to check from 26 to 21
RANDOM walk for 22982 steps (6 resets) in 1719 ms. (13 steps per ms) remains 0/21 properties
FORMULA Philosophers-PT-000200-LTLFireability-04 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA Philosophers-PT-000200-LTLFireability-00 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(G((X(X(X(X(F((p1||G(F(p2))))))))||p0))))'
Support contains 600 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 38 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:00:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:00:48] [INFO ] Implicit Places using invariants in 321 ms returned []
[2025-06-02 13:00:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:00:49] [INFO ] Implicit Places using invariants and state equation in 691 ms returned []
Implicit Place search using SMT with State Equation took 1014 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:00:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30030 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 1)
(s2 1)
(s3 1)
(s4 0)
(s5 1)
(s6 1)
(s7 1)
(s8 1)
(s9 1)
(s10 1)
(s11 1)
(s12 1)
(s13 1)
(s14 0)
(s15 1)
(s16 0)
(s17 1)
(s18 0)
(s19 0)
(s20 0)
(s21 1)
(s22 0)
(s23 1)
(s24 0)
(s25 1)
(s26 0)
(s27 0)
(s28 0)
(s29 1)
(s30 1)
(s31 1)
(s32 0)
(s33 1)
(s34 1)
(s35 1)
(s36 0)
(s37 1)
(s38 1)
(s39 0)
(s40 0)
(s41 0)
(s42 1)
(s43 0)
(s44 1)
(s45 1)
(s46 0)
(s47 1)
(s48 0)
(s49 0)
(s50 0)
(s51 1)
(s52 0)
(s53 0)
(s54 1)
(s55 0)
(s56 1)
(s57 0)
(s58 1)
(s59 0)
(s60 1)
(s61 1)
(s62 0)
(s63 1)
(s64 0)
(s65 1)
(s66 0)
(s67 1)
(s68 0)
(s69 0)
(s70 1)
(s71 0)
(s72 1)
(s73 1)
(s74 0)
(s75 1)
(s76 1)
(s77 1)
(s78 0)
(s79 1)
(s80 0)
(s81 1)
(s82 0)
(s83 1)
(s84 0)
(s85 0)
(s86 1)
(s87 0)
(s88 1)
(s89 0)
(s90 1)
(s91 0)
(s92 1)
(s93 1)
(s94 0)
(s95 1)
(s96 0)
(s97 1)
(s98 0)
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(s468 timeout
0)
(s469 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30019 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60157ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60162ms
Finished structural reductions in LTL mode , in 1 iterations and 61217 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 366 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-02
Product exploration explored 100000 steps with 43 reset in 1533 ms.
Stack based approach found an accepted trace after 2193 steps with 0 reset with depth 2194 and stack size 2194 in 38 ms.
FORMULA Philosophers-PT-000200-LTLFireability-02 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000200-LTLFireability-02 finished in 63233 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((F(p0)&&(F(!F(p1))||G(!p2)))) U p3))'
Support contains 800 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 10 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:01:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:01:51] [INFO ] Implicit Places using invariants in 290 ms returned []
[2025-06-02 13:01:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:01:52] [INFO ] Implicit Places using invariants and state equation in 616 ms returned []
Implicit Place search using SMT with State Equation took 909 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:01:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30021 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30015 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60113ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Finished structural reductions in LTL mode , in 1 iterations and 61035 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 230 ms :[(NOT p3), (OR (NOT p3) (NOT p0) (AND p1 p2)), (NOT p0), p1, (AND p1 p2)]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-03
Product exploration explored 100000 steps with 3 reset in 1612 ms.
Stack based approach found an accepted trace after 1281 steps with 0 reset with depth 1282 and stack size 1282 in 24 ms.
FORMULA Philosophers-PT-000200-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000200-LTLFireability-03 finished in 62931 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(((F(!p0)||X(X(X((p1||G(F(!p0)))))))&&(F(!p2)||X(X(X((p1||G(F(!p0)))))))))))'
Support contains 600 out of 1000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 35 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:02:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:02:54] [INFO ] Implicit Places using invariants in 394 ms returned []
[2025-06-02 13:02:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:02:55] [INFO ] Implicit Places using invariants and state equation in 715 ms returned []
Implicit Place search using SMT with State Equation took 1110 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 13:02:55] [INFO ] Redundant transitions in 54 ms returned []
Running 600 sub problems to find dead transitions.
[2025-06-02 13:02:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30016 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30017 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60109ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60110ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61317 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 377 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), false]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-06
Product exploration explored 100000 steps with 2364 reset in 5374 ms.
Product exploration explored 100000 steps with 2379 reset in 5558 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 2 factoid took 137 ms. Reduced automaton from 9 states, 18 edges and 2 AP (stutter insensitive) to 6 states, 18 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 220 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), false, false]
RANDOM walk for 9542 steps (0 resets) in 348 ms. (27 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT (OR (NOT p0) p1))), (F (NOT (OR (NOT p0) (NOT p1)))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 2 factoid took 217 ms. Reduced automaton from 6 states, 18 edges and 2 AP (stutter insensitive) to 5 states, 16 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 176 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), false]
Stuttering acceptance computed with spot in 181 ms :[(AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), (AND p0 (NOT p1)), false]
Support contains 600 out of 1000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 26 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:04:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:04:09] [INFO ] Implicit Places using invariants in 423 ms returned []
[2025-06-02 13:04:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:04:10] [INFO ] Implicit Places using invariants and state equation in 732 ms returned []
Implicit Place search using SMT with State Equation took 1156 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 13:04:10] [INFO ] Redundant transitions in 44 ms returned []
Running 600 sub problems to find dead transitions.
[2025-06-02 13:04:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
SMT process timed out in 30088ms, After SMT, problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 30089ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 31322 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 5 factoid took 301 ms. Reduced automaton from 5 states, 16 edges and 2 AP (stutter insensitive) to 5 states, 16 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 217 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), false]
RANDOM walk for 10703 steps (1 resets) in 205 ms. (51 steps per ms) remains 0/4 properties
Knowledge obtained : [(AND (NOT p0) p1), (X (NOT (AND p0 p1))), (X (NOT p0)), (X (NOT (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X (AND p0 p1))), (X (X (NOT (AND p0 p1)))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F (NOT (OR p1 (NOT p0)))), (F p0), (F (NOT (OR (NOT p1) (NOT p0))))]
Knowledge based reduction with 5 factoid took 468 ms. Reduced automaton from 5 states, 16 edges and 2 AP (stutter insensitive) to 5 states, 15 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 224 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), false]
Stuttering acceptance computed with spot in 211 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), false]
Stuttering acceptance computed with spot in 229 ms :[(AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), (AND (NOT p1) p0), false]
Product exploration explored 100000 steps with 3492 reset in 7143 ms.
Product exploration explored 100000 steps with 3488 reset in 7276 ms.
Built C files in :
/tmp/ltsmin14258671815327063523
[2025-06-02 13:04:58] [INFO ] Computing symmetric may disable matrix : 1000 transitions.
[2025-06-02 13:04:58] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:04:58] [INFO ] Computing symmetric may enable matrix : 1000 transitions.
[2025-06-02 13:04:58] [INFO ] Computation of Complete enable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:04:58] [INFO ] Computing Do-Not-Accords matrix : 1000 transitions.
[2025-06-02 13:04:58] [INFO ] Computation of Completed DNA matrix. took 36 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:04:59] [INFO ] Built C files in 293ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14258671815327063523
Running compilation step : cd /tmp/ltsmin14258671815327063523;'/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/ltsmin14258671815327063523;'/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/ltsmin14258671815327063523;'/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 600 out of 1000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 17 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:05:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:05:02] [INFO ] Implicit Places using invariants in 389 ms returned []
[2025-06-02 13:05:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:05:03] [INFO ] Implicit Places using invariants and state equation in 749 ms returned []
Implicit Place search using SMT with State Equation took 1149 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 13:05:03] [INFO ] Redundant transitions in 9 ms returned []
Running 600 sub problems to find dead transitions.
[2025-06-02 13:05:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
SMT process timed out in 30095ms, After SMT, problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 30097ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 31276 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Built C files in :
/tmp/ltsmin12389019695642014560
[2025-06-02 13:05:33] [INFO ] Computing symmetric may disable matrix : 1000 transitions.
[2025-06-02 13:05:33] [INFO ] Computation of Complete disable matrix. took 2 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:05:33] [INFO ] Computing symmetric may enable matrix : 1000 transitions.
[2025-06-02 13:05:33] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:05:33] [INFO ] Computing Do-Not-Accords matrix : 1000 transitions.
[2025-06-02 13:05:33] [INFO ] Computation of Completed DNA matrix. took 10 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:05:33] [INFO ] Built C files in 226ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12389019695642014560
Running compilation step : cd /tmp/ltsmin12389019695642014560;'/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/ltsmin12389019695642014560;'/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/ltsmin12389019695642014560;'/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 13:05:36] [INFO ] Flatten gal took : 41 ms
[2025-06-02 13:05:36] [INFO ] Flatten gal took : 40 ms
[2025-06-02 13:05:36] [INFO ] Time to serialize gal into /tmp/LTL11656073590843376842.gal : 10 ms
[2025-06-02 13:05:36] [INFO ] Time to serialize properties into /tmp/LTL14527612572474133363.prop : 2 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/LTL11656073590843376842.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11033626685412118033.hoa' '-atoms' '/tmp/LTL14527612572474133363.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...320
Loading property file /tmp/LTL14527612572474133363.prop.
Loaded 2 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11033626685412118033.hoa
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
[2025-06-02 13:05:51] [INFO ] Flatten gal took : 48 ms
[2025-06-02 13:05:52] [INFO ] Flatten gal took : 57 ms
[2025-06-02 13:05:52] [INFO ] Time to serialize gal into /tmp/LTL1378896691634548643.gal : 7 ms
[2025-06-02 13:05:52] [INFO ] Time to serialize properties into /tmp/LTL1928838145218644184.ltl : 13 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/LTL1378896691634548643.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL1928838145218644184.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...275
Read 1 LTL properties
Checking formula 0 : !((F(G(((F("(((((((((Eat_63==0)&&(Eat_141==0))&&((Eat_2==0)&&(Eat_184==0)))&&(((Eat_86==0)&&(Eat_148==0))&&((Eat_27==0)&&(Eat_191==0))...30314
Formula 0 simplified : GF((G!"(((((((((Eat_63==0)&&(Eat_141==0))&&((Eat_2==0)&&(Eat_184==0)))&&(((Eat_86==0)&&(Eat_148==0))&&((Eat_27==0)&&(Eat_191==0))))&...30284
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
5 unique states visited
5 strongly connected components in search stack
6 transitions explored
5 items max in DFS search stack
1241 ticks for the emptiness check
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
STATS,0,12.528,394944,1,0,11,2.80745e+06,25,7,27112,375598,27
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA Philosophers-PT-000200-LTLFireability-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
ITS tools runner thread asked to quit. Dying gracefully.
Treatment of property Philosophers-PT-000200-LTLFireability-06 finished in 192044 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 400 out of 1000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 54 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:06:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:06:06] [INFO ] Implicit Places using invariants in 396 ms returned []
[2025-06-02 13:06:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:06:07] [INFO ] Implicit Places using invariants and state equation in 693 ms returned []
Implicit Place search using SMT with State Equation took 1090 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 13:06:07] [INFO ] Redundant transitions in 8 ms returned []
Running 600 sub problems to find dead transitions.
[2025-06-02 13:06:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30016 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30014 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60112ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60114ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61274 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 68 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-07
Product exploration explored 100000 steps with 62 reset in 1640 ms.
Product exploration explored 100000 steps with 58 reset in 1747 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 64 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 5551 steps (0 resets) in 156 ms. (35 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 73 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 57 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 55 ms :[(NOT p0), (NOT p0)]
Support contains 400 out of 1000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 31 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:07:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:07:12] [INFO ] Implicit Places using invariants in 334 ms returned []
[2025-06-02 13:07:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:07:13] [INFO ] Implicit Places using invariants and state equation in 701 ms returned []
Implicit Place search using SMT with State Equation took 1037 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 13:07:13] [INFO ] Redundant transitions in 8 ms returned []
Running 600 sub problems to find dead transitions.
[2025-06-02 13:07:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30015 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30019 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60115ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60116ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61199 ms. Remains : 1000/1000 places, 1000/1000 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 : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 66 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 6765 steps (0 resets) in 157 ms. (42 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 84 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 64 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 71 ms :[(NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 56 reset in 1639 ms.
Product exploration explored 100000 steps with 62 reset in 1740 ms.
Built C files in :
/tmp/ltsmin16195737941155282771
[2025-06-02 13:08:18] [INFO ] Computing symmetric may disable matrix : 1000 transitions.
[2025-06-02 13:08:18] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:08:18] [INFO ] Computing symmetric may enable matrix : 1000 transitions.
[2025-06-02 13:08:18] [INFO ] Computation of Complete enable matrix. took 4 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:08:18] [INFO ] Computing Do-Not-Accords matrix : 1000 transitions.
[2025-06-02 13:08:18] [INFO ] Computation of Completed DNA matrix. took 9 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:08:18] [INFO ] Built C files in 243ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16195737941155282771
Running compilation step : cd /tmp/ltsmin16195737941155282771;'/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/ltsmin16195737941155282771;'/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/ltsmin16195737941155282771;'/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$1.run(LTSminRunner.java:93)
at java.base/java.lang.Thread.run(Thread.java:1583)
Support contains 400 out of 1000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 22 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:08:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:08:22] [INFO ] Implicit Places using invariants in 395 ms returned []
[2025-06-02 13:08:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:08:22] [INFO ] Implicit Places using invariants and state equation in 693 ms returned []
Implicit Place search using SMT with State Equation took 1090 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 13:08:23] [INFO ] Redundant transitions in 10 ms returned []
Running 600 sub problems to find dead transitions.
[2025-06-02 13:08:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30021 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30014 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60108ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60110ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 61238 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Built C files in :
/tmp/ltsmin16816608701290048846
[2025-06-02 13:09:23] [INFO ] Computing symmetric may disable matrix : 1000 transitions.
[2025-06-02 13:09:23] [INFO ] Computation of Complete disable matrix. took 3 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:09:23] [INFO ] Computing symmetric may enable matrix : 1000 transitions.
[2025-06-02 13:09:23] [INFO ] Computation of Complete enable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:09:23] [INFO ] Computing Do-Not-Accords matrix : 1000 transitions.
[2025-06-02 13:09:23] [INFO ] Computation of Completed DNA matrix. took 9 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:09:23] [INFO ] Built C files in 250ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16816608701290048846
Running compilation step : cd /tmp/ltsmin16816608701290048846;'/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/ltsmin16816608701290048846;'/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/ltsmin16816608701290048846;'/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 13:09:26] [INFO ] Flatten gal took : 31 ms
[2025-06-02 13:09:26] [INFO ] Flatten gal took : 29 ms
[2025-06-02 13:09:26] [INFO ] Time to serialize gal into /tmp/LTL17581708083256923930.gal : 8 ms
[2025-06-02 13:09:26] [INFO ] Time to serialize properties into /tmp/LTL7331541703320457364.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL17581708083256923930.gal' '-t' 'CGAL' '-hoa' '/tmp/aut13454440603277214499.hoa' '-atoms' '/tmp/LTL7331541703320457364.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...319
Loading property file /tmp/LTL7331541703320457364.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut13454440603277214499.hoa
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
[2025-06-02 13:09:41] [INFO ] Flatten gal took : 29 ms
[2025-06-02 13:09:41] [INFO ] Flatten gal took : 28 ms
[2025-06-02 13:09:41] [INFO ] Time to serialize gal into /tmp/LTL16690737667960529086.gal : 5 ms
[2025-06-02 13:09:41] [INFO ] Time to serialize properties into /tmp/LTL16289187732405993957.ltl : 2 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/LTL16690737667960529086.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16289187732405993957.ltl' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((((((Think_60==1)&&(Fork_60==1))||((Think_198==1)&&(Fork_198==1)))||(((Think_14==1)&&(Fork_14==1))||((Think_51==1)&&(For...13598
Formula 0 simplified : FG!"(((((((((((Think_60==1)&&(Fork_60==1))||((Think_198==1)&&(Fork_198==1)))||(((Think_14==1)&&(Fork_14==1))||((Think_51==1)&&(Fork_...13592
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
[2025-06-02 13:09:56] [INFO ] Flatten gal took : 35 ms
[2025-06-02 13:09:56] [INFO ] Applying decomposition
[2025-06-02 13:09:56] [INFO ] Flatten gal took : 28 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/graph8869495128221452853.txt' '-o' '/tmp/graph8869495128221452853.bin' '-w' '/tmp/graph8869495128221452853.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph8869495128221452853.bin' '-l' '-1' '-v' '-w' '/tmp/graph8869495128221452853.weights' '-q' '0' '-e' '0.001'
[2025-06-02 13:09:56] [INFO ] Decomposing Gal with order
[2025-06-02 13:09:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 13:09:57] [INFO ] Removed a total of 199 redundant transitions.
[2025-06-02 13:09:57] [INFO ] Flatten gal took : 105 ms
[2025-06-02 13:09:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 532 labels/synchronizations in 36 ms.
[2025-06-02 13:09:57] [INFO ] Time to serialize gal into /tmp/LTL7686937163742293761.gal : 9 ms
[2025-06-02 13:09:57] [INFO ] Time to serialize properties into /tmp/LTL8946396365359374711.ltl : 3 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/LTL7686937163742293761.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8946396365359374711.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...254
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((((((i20.i1.i1.u142.Think_60==1)&&(i20.i1.i0.u141.Fork_60==1))||((i15.u180.Think_198==1)&&(i15.u179.Fork_198==1)))||(((i...21686
Formula 0 simplified : FG!"(((((((((((i20.i1.i1.u142.Think_60==1)&&(i20.i1.i0.u141.Fork_60==1))||((i15.u180.Think_198==1)&&(i15.u179.Fork_198==1)))||(((i17...21680
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Detected timeout of ITS tools.
Treatment of property Philosophers-PT-000200-LTLFireability-07 finished in 246220 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 2 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 13 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:10:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:10:12] [INFO ] Implicit Places using invariants in 571 ms returned []
[2025-06-02 13:10:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:10:13] [INFO ] Implicit Places using invariants and state equation in 973 ms returned []
Implicit Place search using SMT with State Equation took 1545 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:10:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30013 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30018 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60110ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60112ms
Finished structural reductions in LTL mode , in 1 iterations and 61671 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 58 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-09
Stuttering criterion allowed to conclude after 37892 steps with 2660 reset in 603 ms.
FORMULA Philosophers-PT-000200-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-000200-LTLFireability-09 finished in 62353 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((X(p0)||(!p1 U (p2||G(!p1)))))))'
Support contains 3 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 9 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:11:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:11:15] [INFO ] Implicit Places using invariants in 557 ms returned []
[2025-06-02 13:11:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:11:16] [INFO ] Implicit Places using invariants and state equation in 926 ms returned []
Implicit Place search using SMT with State Equation took 1484 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:11:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
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(s404 0.0)
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(s432 0.0)
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(s444 0.0)
(s445 0.0)
(s446 0.0)
(s447 0.0)
(s448 0.0)
(s449 0.0)
(s450 0.0)
(s451 1.0)
(s452 0.0)
(s453 0.0)
(s454 0.0)
(s455 0.0)
(s456 0.0)
(s457 0.0)
(s458 0.0)
(s459 0.0)
(s460 0.0)
(s461 0.0)
(s462 0.0)
(s463 0.0)
(s464 0.0)
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(s489 1.0)
(s490 1.0)
(s491 0.0)
(s492 1.0)
(s493 1.0)
(s494 0.0)
(s495 1.0)
(s496 0.0)
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(s514 0.0)
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(s516 0.0)
(s517 0.0)
(s518 0.0)
(s519 0.0)
(s520 0.0)
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(s522 0.0)
(s523 0.0)
(s524 1.0)
(s525 0.0)
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(s528 0.0)
(s529 0.0)
(s530 0.0)
(s531 0.0)
(s532 0.0)
(s533 0.0)
(s534 0.0)
(s535 0.0)
(s536 0.0)
(s537 0.0)
(s538 0.0)
(s539 0.0)
(s540 0.0)
(s541 0.0)
(s542 0.0)
(s543 0.0)
(s544 0.0)
(s545 0.0)
(s546 0.0)
(s547 0.0)
(s548 0.0)
(s549 0.0)
(s550 0.0)
(s551 0.0)
(s552 0.0)
(s553 0.0)
(s554 0.0)
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(s558 0.0)
(s559 0.0)
(s560 0.0)
(s561 0.0)timeout
(s562 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30017 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30019 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60109ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60110ms
Finished structural reductions in LTL mode , in 1 iterations and 61605 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 155 ms :[(AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0))]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-10
Product exploration explored 100000 steps with 3 reset in 692 ms.
Product exploration explored 100000 steps with 3 reset in 970 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) p0))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND p2 p0)), (X (NOT (AND p2 p0))), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p2) p1))), (X (AND (NOT p2) p1 (NOT p0))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p2 p0))), (X (X (NOT (AND p2 p0)))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p2) p1 (NOT p0)))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 11 factoid took 905 ms. Reduced automaton from 4 states, 17 edges and 3 AP (stutter sensitive) to 4 states, 17 edges and 3 AP (stutter sensitive).
Stuttering acceptance computed with spot in 136 ms :[(AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0)), (AND (NOT p2) p1 (NOT p0))]
Reduction of identical properties reduced properties to check from 11 to 9
RANDOM walk for 40000 steps (8 resets) in 634 ms. (62 steps per ms) remains 3/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 443 ms. (90 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 591 ms. (67 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 500 ms. (79 steps per ms) remains 3/3 properties
[2025-06-02 13:12:21] [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) 0/3 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/3 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (OVERLAPS) 14/17 variables, 5/8 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/17 variables, 14/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/17 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 18/35 variables, 7/29 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/35 variables, 18/47 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/35 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 20/55 variables, 8/55 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/55 variables, 20/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/55 variables, 0/75 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 11 (OVERLAPS) 20/75 variables, 8/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/75 variables, 20/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/75 variables, 0/103 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 14 (OVERLAPS) 20/95 variables, 8/111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/95 variables, 20/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/95 variables, 0/131 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 17 (OVERLAPS) 20/115 variables, 8/139 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/115 variables, 20/159 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/115 variables, 0/159 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 20 (OVERLAPS) 20/135 variables, 8/167 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/135 variables, 20/187 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/135 variables, 0/187 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 23 (OVERLAPS) 20/155 variables, 8/195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/155 variables, 20/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/155 variables, 0/215 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 26 (OVERLAPS) 20/175 variables, 8/223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 27 (INCLUDED_ONLY) 0/175 variables, 20/243 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 28 (INCLUDED_ONLY) 0/175 variables, 0/243 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 29 (OVERLAPS) 20/195 variables, 8/251 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 30 (INCLUDED_ONLY) 0/195 variables, 20/271 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 31 (INCLUDED_ONLY) 0/195 variables, 0/271 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 32 (OVERLAPS) 20/215 variables, 8/279 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 33 (INCLUDED_ONLY) 0/215 variables, 20/299 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 34 (INCLUDED_ONLY) 0/215 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 35 (OVERLAPS) 20/235 variables, 8/307 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 36 (INCLUDED_ONLY) 0/235 variables, 20/327 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 37 (INCLUDED_ONLY) 0/235 variables, 0/327 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 38 (OVERLAPS) 20/255 variables, 8/335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 39 (INCLUDED_ONLY) 0/255 variables, 20/355 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 40 (INCLUDED_ONLY) 0/255 variables, 0/355 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 41 (OVERLAPS) 20/275 variables, 8/363 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 42 (INCLUDED_ONLY) 0/275 variables, 20/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 43 (INCLUDED_ONLY) 0/275 variables, 0/383 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 44 (OVERLAPS) 20/295 variables, 8/391 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 45 (INCLUDED_ONLY) 0/295 variables, 20/411 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 46 (INCLUDED_ONLY) 0/295 variables, 0/411 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 47 (OVERLAPS) 20/315 variables, 8/419 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 48 (INCLUDED_ONLY) 0/315 variables, 20/439 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 49 (INCLUDED_ONLY) 0/315 variables, 0/439 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 50 (OVERLAPS) 20/335 variables, 8/447 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 51 (INCLUDED_ONLY) 0/335 variables, 20/467 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 52 (INCLUDED_ONLY) 0/335 variables, 0/467 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 53 (OVERLAPS) 20/355 variables, 8/475 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 54 (INCLUDED_ONLY) 0/355 variables, 20/495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 55 (INCLUDED_ONLY) 0/355 variables, 0/495 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 56 (OVERLAPS) 20/375 variables, 8/503 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 57 (INCLUDED_ONLY) 0/375 variables, 20/523 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 58 (INCLUDED_ONLY) 0/375 variables, 0/523 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 59 (OVERLAPS) 20/395 variables, 8/531 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 60 (INCLUDED_ONLY) 0/395 variables, 20/551 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 61 (INCLUDED_ONLY) 0/395 variables, 0/551 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 62 (OVERLAPS) 20/415 variables, 8/559 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 63 (INCLUDED_ONLY) 0/415 variables, 20/579 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 64 (INCLUDED_ONLY) 0/415 variables, 0/579 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 65 (OVERLAPS) 20/435 variables, 8/587 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 66 (INCLUDED_ONLY) 0/435 variables, 20/607 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 67 (INCLUDED_ONLY) 0/435 variables, 0/607 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 68 (OVERLAPS) 20/455 variables, 8/615 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 69 (INCLUDED_ONLY) 0/455 variables, 20/635 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 70 (INCLUDED_ONLY) 0/455 variables, 0/635 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 71 (OVERLAPS) 20/475 variables, 8/643 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 72 (INCLUDED_ONLY) 0/475 variables, 20/663 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 73 (INCLUDED_ONLY) 0/475 variables, 0/663 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 74 (OVERLAPS) 20/495 variables, 8/671 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 75 (INCLUDED_ONLY) 0/495 variables, 20/691 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 76 (INCLUDED_ONLY) 0/495 variables, 0/691 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 77 (OVERLAPS) 20/515 variables, 8/699 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 78 (INCLUDED_ONLY) 0/515 variables, 20/719 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 79 (INCLUDED_ONLY) 0/515 variables, 0/719 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 80 (OVERLAPS) 20/535 variables, 8/727 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 81 (INCLUDED_ONLY) 0/535 variables, 20/747 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 82 (INCLUDED_ONLY) 0/535 variables, 0/747 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 83 (OVERLAPS) 20/555 variables, 8/755 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 84 (INCLUDED_ONLY) 0/555 variables, 20/775 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 85 (INCLUDED_ONLY) 0/555 variables, 0/775 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 86 (OVERLAPS) 20/575 variables, 8/783 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 87 (INCLUDED_ONLY) 0/575 variables, 20/803 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 88 (INCLUDED_ONLY) 0/575 variables, 0/803 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 89 (OVERLAPS) 20/595 variables, 8/811 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 90 (INCLUDED_ONLY) 0/595 variables, 20/831 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 91 (INCLUDED_ONLY) 0/595 variables, 0/831 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 92 (OVERLAPS) 20/615 variables, 8/839 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 93 (INCLUDED_ONLY) 0/615 variables, 20/859 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 94 (INCLUDED_ONLY) 0/615 variables, 0/859 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 95 (OVERLAPS) 20/635 variables, 8/867 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 96 (INCLUDED_ONLY) 0/635 variables, 20/887 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 97 (INCLUDED_ONLY) 0/635 variables, 0/887 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 98 (OVERLAPS) 20/655 variables, 8/895 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 99 (INCLUDED_ONLY) 0/655 variables, 20/915 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 100 (INCLUDED_ONLY) 0/655 variables, 0/915 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 101 (OVERLAPS) 20/675 variables, 8/923 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 102 (INCLUDED_ONLY) 0/675 variables, 20/943 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 103 (INCLUDED_ONLY) 0/675 variables, 0/943 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 104 (OVERLAPS) 20/695 variables, 8/951 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 105 (INCLUDED_ONLY) 0/695 variables, 20/971 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 106 (INCLUDED_ONLY) 0/695 variables, 0/971 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 107 (OVERLAPS) 20/715 variables, 8/979 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 108 (INCLUDED_ONLY) 0/715 variables, 20/999 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 109 (INCLUDED_ONLY) 0/715 variables, 0/999 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 110 (OVERLAPS) 20/735 variables, 8/1007 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 111 (INCLUDED_ONLY) 0/735 variables, 20/1027 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 112 (INCLUDED_ONLY) 0/735 variables, 0/1027 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 113 (OVERLAPS) 20/755 variables, 8/1035 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 114 (INCLUDED_ONLY) 0/755 variables, 20/1055 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 115 (INCLUDED_ONLY) 0/755 variables, 0/1055 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 116 (OVERLAPS) 20/775 variables, 8/1063 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 117 (INCLUDED_ONLY) 0/775 variables, 20/1083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 118 (INCLUDED_ONLY) 0/775 variables, 0/1083 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 119 (OVERLAPS) 20/795 variables, 8/1091 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 120 (INCLUDED_ONLY) 0/795 variables, 20/1111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 121 (INCLUDED_ONLY) 0/795 variables, 0/1111 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 122 (OVERLAPS) 20/815 variables, 8/1119 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 123 (INCLUDED_ONLY) 0/815 variables, 20/1139 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 124 (INCLUDED_ONLY) 0/815 variables, 0/1139 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 125 (OVERLAPS) 20/835 variables, 8/1147 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 126 (INCLUDED_ONLY) 0/835 variables, 20/1167 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 127 (INCLUDED_ONLY) 0/835 variables, 0/1167 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 128 (OVERLAPS) 20/855 variables, 8/1175 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 129 (INCLUDED_ONLY) 0/855 variables, 20/1195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 130 (INCLUDED_ONLY) 0/855 variables, 0/1195 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 131 (OVERLAPS) 20/875 variables, 8/1203 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 132 (INCLUDED_ONLY) 0/875 variables, 20/1223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 133 (INCLUDED_ONLY) 0/875 variables, 0/1223 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 134 (OVERLAPS) 20/895 variables, 8/1231 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 135 (INCLUDED_ONLY) 0/895 variables, 20/1251 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 136 (INCLUDED_ONLY) 0/895 variables, 0/1251 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 137 (OVERLAPS) 20/915 variables, 8/1259 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 138 (INCLUDED_ONLY) 0/915 variables, 20/1279 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 139 (INCLUDED_ONLY) 0/915 variables, 0/1279 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 140 (OVERLAPS) 20/935 variables, 8/1287 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 141 (INCLUDED_ONLY) 0/935 variables, 20/1307 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 142 (INCLUDED_ONLY) 0/935 variables, 0/1307 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 143 (OVERLAPS) 20/955 variables, 8/1315 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 144 (INCLUDED_ONLY) 0/955 variables, 20/1335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 145 (INCLUDED_ONLY) 0/955 variables, 0/1335 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 146 (OVERLAPS) 19/974 variables, 8/1343 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 147 (INCLUDED_ONLY) 0/974 variables, 19/1362 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 148 (INCLUDED_ONLY) 0/974 variables, 0/1362 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 149 (OVERLAPS) 11/985 variables, 5/1367 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 150 (INCLUDED_ONLY) 0/985 variables, 11/1378 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 151 (INCLUDED_ONLY) 0/985 variables, 0/1378 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 152 (OVERLAPS) 10/995 variables, 4/1382 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 153 (INCLUDED_ONLY) 0/995 variables, 10/1392 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 154 (INCLUDED_ONLY) 0/995 variables, 0/1392 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 155 (OVERLAPS) 5/1000 variables, 3/1395 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 156 (INCLUDED_ONLY) 0/1000 variables, 5/1400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 157 (INCLUDED_ONLY) 0/1000 variables, 0/1400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 158 (OVERLAPS) 1000/2000 variables, 1000/2400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 159 (INCLUDED_ONLY) 0/2000 variables, 0/2400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 160 (OVERLAPS) 0/2000 variables, 0/2400 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 2000/2000 variables, and 2400 constraints, problems are : Problem set: 0 solved, 3 unsolved in 2134 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 1000/1000 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 5.0 s and query timeout 500.0 ms
Problem apf3 is UNSAT
Problem apf6 is UNSAT
Problem apf7 is UNSAT
After SMT solving in domain Int declared 3/2000 variables, and 3 constraints, problems are : Problem set: 3 solved, 0 unsolved in 18 ms.
Refiners :[Domain max(s): 3/1000 constraints, Positive P Invariants (semi-flows): 0/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2162ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Found 3 invariant AP formulas.
Knowledge obtained : [(AND (NOT p2) p1 (NOT p0)), (X (NOT (AND (NOT p2) (NOT p1)))), (X (NOT (AND p2 (NOT p0)))), (X (NOT (AND (NOT p2) (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p2) p1 p0))), (X (NOT (AND (NOT p2) (NOT p1) p0))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT (AND p2 (NOT p0))))), (X (X (NOT (AND (NOT p2) (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p2) p1 p0)))), (X (X (NOT (AND (NOT p2) (NOT p1) p0)))), (G (OR (NOT p2) p0)), (G (OR p1 p2 p0)), (G (OR (NOT p1) p2 (NOT p0)))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND p2 p0)), (X (NOT (AND p2 p0))), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p2) p1))), (X (AND (NOT p2) p1 (NOT p0))), (X (NOT (AND (NOT p2) p1 (NOT p0)))), (X p0), (X (NOT p0)), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND p2 p0))), (X (X (NOT (AND p2 p0)))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1)))), (X (X (AND (NOT p2) p1 (NOT p0)))), (X (X (NOT (AND (NOT p2) p1 (NOT p0))))), (X (X p0)), (X (X (NOT p0))), (X (X p1)), (X (X (NOT p1))), (F (NOT (AND p1 (NOT p2)))), (F (NOT (OR p1 p2 (NOT p0)))), (F p2), (F (NOT (OR (NOT p2) (NOT p0)))), (F (NOT (OR p1 p2))), (F (NOT (AND p1 (NOT p2) (NOT p0)))), (F (NOT p1)), (F p0)]
Knowledge based reduction with 14 factoid took 1177 ms. Reduced automaton from 4 states, 17 edges and 3 AP (stutter sensitive) to 2 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 62 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
[2025-06-02 13:12:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-02 13:12:32] [INFO ] [Real]Absence check using 400 positive place invariants in 7326 ms returned unknown
Could not prove EG (AND (NOT p2) p1)
Support contains 3 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 7 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:12:32] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:12:33] [INFO ] Implicit Places using invariants in 588 ms returned []
[2025-06-02 13:12:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:12:34] [INFO ] Implicit Places using invariants and state equation in 981 ms returned []
Implicit Place search using SMT with State Equation took 1570 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:12:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30023 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30018 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60125ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60127ms
Finished structural reductions in LTL mode , in 1 iterations and 61706 ms. Remains : 1000/1000 places, 1000/1000 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 p2) p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p2) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1)))), (X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 3 factoid took 374 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 58 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Reduction of identical properties reduced properties to check from 4 to 3
RANDOM walk for 2868 steps (0 resets) in 74 ms. (38 steps per ms) remains 0/3 properties
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT (AND (NOT p2) (NOT p1)))), (X (X (NOT (AND (NOT p2) (NOT p1)))))]
False Knowledge obtained : [(X p2), (X (NOT p2)), (X (AND (NOT p2) p1)), (X (NOT (AND (NOT p2) p1))), (X p1), (X (NOT p1)), (X (X p2)), (X (X (NOT p2))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1)))), (X (X p1)), (X (X (NOT p1))), (F (NOT p1)), (F p2), (F (NOT (AND p1 (NOT p2)))), (F (NOT (OR p1 p2)))]
Knowledge based reduction with 3 factoid took 426 ms. Reduced automaton from 2 states, 5 edges and 2 AP (stutter sensitive) to 2 states, 5 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Stuttering acceptance computed with spot in 55 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
[2025-06-02 13:13:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-02 13:13:44] [INFO ] [Real]Absence check using 400 positive place invariants in 7297 ms returned unknown
Could not prove EG (AND (NOT p2) p1)
Stuttering acceptance computed with spot in 68 ms :[(AND (NOT p2) p1), (AND (NOT p2) p1)]
Product exploration explored 100000 steps with 3 reset in 713 ms.
Stack based approach found an accepted trace after 15204 steps with 0 reset with depth 15205 and stack size 15047 in 127 ms.
FORMULA Philosophers-PT-000200-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000200-LTLFireability-10 finished in 150954 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((p1&&X(p2)))||p0)))'
Support contains 7 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 12 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:13:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:13:46] [INFO ] Implicit Places using invariants in 523 ms returned []
[2025-06-02 13:13:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:13:47] [INFO ] Implicit Places using invariants and state equation in 931 ms returned []
Implicit Place search using SMT with State Equation took 1456 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:13:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30019 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30016 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60120ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60121ms
Finished structural reductions in LTL mode , in 1 iterations and 61592 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 139 ms :[true, (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (NOT p2) (NOT p1))]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-11
Product exploration explored 100000 steps with 50000 reset in 2865 ms.
Product exploration explored 100000 steps with 50000 reset in 3035 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 (NOT p1) p2), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X p0), (X (NOT p1))]
False Knowledge obtained : [(X (X p2)), (X (X (NOT p2))), (X (X (OR (NOT p1) (NOT p2)))), (X (X (NOT (OR (NOT p1) (NOT p2))))), (X (X (AND p1 p2))), (X (X (NOT (AND p1 p2)))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 5 factoid took 18 ms. Reduced automaton from 4 states, 6 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Philosophers-PT-000200-LTLFireability-11 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Philosophers-PT-000200-LTLFireability-11 finished in 68761 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&&F(p1)))&&X((p2||F(p3)))))'
Support contains 6 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 7 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:14:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:14:54] [INFO ] Implicit Places using invariants in 557 ms returned []
[2025-06-02 13:14:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:14:55] [INFO ] Implicit Places using invariants and state equation in 973 ms returned []
Implicit Place search using SMT with State Equation took 1531 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:14:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30017 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30017 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60102ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60103ms
Finished structural reductions in LTL mode , in 1 iterations and 61643 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 198 ms :[(OR (NOT p0) (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p0) (NOT p1)), (AND (NOT p3) (NOT p2)), (NOT p1), (NOT p3)]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-12
Stuttering criterion allowed to conclude after 18081 steps with 117 reset in 129 ms.
FORMULA Philosophers-PT-000200-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-000200-LTLFireability-12 finished in 61986 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||F(G(p1))||G(p2))))'
Support contains 6 out of 1000 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Applied a total of 0 rules in 14 ms. Remains 1000 /1000 variables (removed 0) and now considering 1000/1000 (removed 0) transitions.
[2025-06-02 13:15:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:15:56] [INFO ] Implicit Places using invariants in 536 ms returned []
[2025-06-02 13:15:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:15:57] [INFO ] Implicit Places using invariants and state equation in 995 ms returned []
Implicit Place search using SMT with State Equation took 1532 ms to find 0 implicit places.
Running 600 sub problems to find dead transitions.
[2025-06-02 13:15:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s844 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30021 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 600/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 600 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/800 variables, 800/800 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/800 variables, 200/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/800 variables, 0/1000 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 3 (OVERLAPS) 200/1000 variables, 200/1200 constraints. Problems are: Problem set: 0 solved, 600 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1000 variables, 200/1400 constraints. Problems are: Problem set: 0 solved, 600 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1000/2000 variables, and 1400 constraints, problems are : Problem set: 0 solved, 600 unsolved in 30018 ms.
Refiners :[Domain max(s): 1000/1000 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 0/1000 constraints, PredecessorRefiner: 0/600 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60119ms problems are : Problem set: 0 solved, 600 unsolved
Search for dead transitions found 0 dead transitions in 60120ms
Finished structural reductions in LTL mode , in 1 iterations and 61667 ms. Remains : 1000/1000 places, 1000/1000 transitions.
Stuttering acceptance computed with spot in 137 ms :[(AND (NOT p0) (NOT p2) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p2)), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-13
Stuttering criterion allowed to conclude after 82829 steps with 0 reset in 520 ms.
FORMULA Philosophers-PT-000200-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Philosophers-PT-000200-LTLFireability-13 finished in 62339 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)||G(F(p1)))))'
Support contains 4 out of 1000 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1000/1000 places, 1000/1000 transitions.
Performed 196 Post agglomeration using F-continuation condition.Transition count delta: 196
Deduced a syphon composed of 196 places in 0 ms
Reduce places removed 196 places and 0 transitions.
Iterating global reduction 0 with 392 rules applied. Total rules applied 392 place count 804 transition count 804
Applied a total of 392 rules in 97 ms. Remains 804 /1000 variables (removed 196) and now considering 804/1000 (removed 196) transitions.
// Phase 1: matrix 804 rows 804 cols
[2025-06-02 13:16:58] [INFO ] Computed 400 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:16:59] [INFO ] Implicit Places using invariants in 485 ms returned []
[2025-06-02 13:16:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 13:17:00] [INFO ] Implicit Places using invariants and state equation in 1178 ms returned []
Implicit Place search using SMT with State Equation took 1665 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-02 13:17:00] [INFO ] Redundant transitions in 6 ms returned []
Running 404 sub problems to find dead transitions.
[2025-06-02 13:17:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/604 variables, 604/604 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/604 variables, 200/804 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/604 variables, 0/804 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 3 (OVERLAPS) 200/804 variables, 200/1004 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/804 variables, 200/1204 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/804 variables, 0/1204 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 6 (OVERLAPS) 804/1608 variables, 804/2008 constraints. Problems are: Problem set: 0 solved, 404 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1608/1608 variables, and 2008 constraints, problems are : Problem set: 0 solved, 404 unsolved in 30015 ms.
Refiners :[Domain max(s): 804/804 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 804/804 constraints, PredecessorRefiner: 404/404 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 404 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/604 variables, 604/604 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/604 variables, 200/804 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/604 variables, 0/804 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 3 (OVERLAPS) 200/804 variables, 200/1004 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/804 variables, 200/1204 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/804 variables, 0/1204 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 6 (OVERLAPS) 804/1608 variables, 804/2008 constraints. Problems are: Problem set: 0 solved, 404 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1608 variables, 404/2412 constraints. Problems are: Problem set: 0 solved, 404 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1608/1608 variables, and 2412 constraints, problems are : Problem set: 0 solved, 404 unsolved in 30012 ms.
Refiners :[Domain max(s): 804/804 constraints, Positive P Invariants (semi-flows): 400/400 constraints, State Equation: 804/804 constraints, PredecessorRefiner: 404/404 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60087ms problems are : Problem set: 0 solved, 404 unsolved
Search for dead transitions found 0 dead transitions in 60087ms
Starting structural reductions in SI_LTL mode, iteration 1 : 804/1000 places, 804/1000 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 61860 ms. Remains : 804/1000 places, 804/1000 transitions.
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : Philosophers-PT-000200-LTLFireability-15
Product exploration explored 100000 steps with 76 reset in 1546 ms.
Stack based approach found an accepted trace after 22962 steps with 2 reset with depth 415 and stack size 415 in 211 ms.
FORMULA Philosophers-PT-000200-LTLFireability-15 FALSE TECHNIQUES STACK_TEST
Treatment of property Philosophers-PT-000200-LTLFireability-15 finished in 63713 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)))'
[2025-06-02 13:18:02] [INFO ] Flatten gal took : 31 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin14211980899449507060
[2025-06-02 13:18:02] [INFO ] Computing symmetric may disable matrix : 1000 transitions.
[2025-06-02 13:18:02] [INFO ] Computation of Complete disable matrix. took 1 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:18:02] [INFO ] Computing symmetric may enable matrix : 1000 transitions.
[2025-06-02 13:18:02] [INFO ] Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:18:02] [INFO ] Applying decomposition
[2025-06-02 13:18:02] [INFO ] Flatten gal took : 50 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/graph2130186581501141231.txt' '-o' '/tmp/graph2130186581501141231.bin' '-w' '/tmp/graph2130186581501141231.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2130186581501141231.bin' '-l' '-1' '-v' '-w' '/tmp/graph2130186581501141231.weights' '-q' '0' '-e' '0.001'
[2025-06-02 13:18:02] [INFO ] Decomposing Gal with order
[2025-06-02 13:18:02] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 13:18:02] [INFO ] Removed a total of 198 redundant transitions.
[2025-06-02 13:18:02] [INFO ] Flatten gal took : 53 ms
[2025-06-02 13:18:02] [INFO ] Computing Do-Not-Accords matrix : 1000 transitions.
[2025-06-02 13:18:03] [INFO ] Computation of Completed DNA matrix. took 9 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-02 13:18:03] [INFO ] Built C files in 312ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin14211980899449507060
Running compilation step : cd /tmp/ltsmin14211980899449507060;'/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 13:18:03] [INFO ] Fuse similar labels procedure discarded/fused a total of 614 labels/synchronizations in 24 ms.
[2025-06-02 13:18:03] [INFO ] Time to serialize gal into /tmp/LTLFireability3606016250771480436.gal : 12 ms
[2025-06-02 13:18:03] [INFO ] Time to serialize properties into /tmp/LTLFireability6227451919830321677.ltl : 5 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/LTLFireability3606016250771480436.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability6227451919830321677.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...276
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((((((i22.i0.i0.u5.Think_60==1)&&(i22.i0.i1.u147.Fork_60==1))||((i6.u114.Think_198==1)&&(i6.u113.Fork_198==1)))||(((i1.u1...22964
Formula 0 simplified : FG!"(((((((((((i22.i0.i0.u5.Think_60==1)&&(i22.i0.i1.u147.Fork_60==1))||((i6.u114.Think_198==1)&&(i6.u113.Fork_198==1)))||(((i1.u1.T...22958
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
Compilation finished in 3222 ms.
Running link step : cd /tmp/ltsmin14211980899449507060;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 67 ms.
Running LTSmin : cd /tmp/ltsmin14211980899449507060;'/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)))' '--buchi-type=spotba'
pins2lts-mc-linux64, 0.000: Registering PINS so language module
pins2lts-mc-linux64( 0/ 8), 0.001: Loading model from ./gal.so
pins2lts-mc-linux64( 2/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 2/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 1/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 3/ 8), 0.000: loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.001: library has no initializer
pins2lts-mc-linux64( 0/ 8), 0.001: loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.000: library has no initializer
pins2lts-mc-linux64( 4/ 8), 0.000: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.005: library has no initializer
pins2lts-mc-linux64( 5/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.005: loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.009: library has no initializer
pins2lts-mc-linux64( 7/ 8), 0.009: loading model GAL
pins2lts-mc-linux64( 5/ 8), 0.100: completed loading model GAL
pins2lts-mc-linux64( 2/ 8), 0.105: completed loading model GAL
pins2lts-mc-linux64( 1/ 8), 0.148: completed loading model GAL
pins2lts-mc-linux64( 6/ 8), 0.150: completed loading model GAL
pins2lts-mc-linux64( 3/ 8), 0.151: completed loading model GAL
pins2lts-mc-linux64( 7/ 8), 0.154: completed loading model GAL
pins2lts-mc-linux64( 4/ 8), 0.155: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.160: completed loading model GAL
pins2lts-mc-linux64( 0/ 8), 0.160: Initializing POR dependencies: labels 1001, guards 1000
pins2lts-mc-linux64( 6/ 8), 27.710: LTL layer: formula: [](<>((LTLAPp0==true)))
pins2lts-mc-linux64( 6/ 8), 27.710: "[](<>((LTLAPp0==true)))" is not a file, parsing as formula...
pins2lts-mc-linux64( 6/ 8), 27.710: Using Spin LTL semantics
pins2lts-mc-linux64( 0/ 8), 28.506: Weak Buchi automaton detected, adding non-accepting as progress label.
pins2lts-mc-linux64( 0/ 8), 28.610: Forcing use of the an ignoring proviso (cndfs)
pins2lts-mc-linux64( 0/ 8), 28.759: There are 1003 state labels and 1 edge labels
pins2lts-mc-linux64( 0/ 8), 28.759: State length is 1001, there are 1003 groups
pins2lts-mc-linux64( 0/ 8), 28.759: Running cndfs using 8 cores
pins2lts-mc-linux64( 0/ 8), 28.759: Using a tree table with 2^27 elements
pins2lts-mc-linux64( 0/ 8), 28.759: Successor permutation: dynamic
pins2lts-mc-linux64( 0/ 8), 28.759: Visible groups: 0 / 1003, labels: 1 / 1003
pins2lts-mc-linux64( 0/ 8), 28.759: POR cycle proviso: cndfs (ltl)
pins2lts-mc-linux64( 0/ 8), 28.759: Global bits: 2, count bits: 2, local bits: 0
pins2lts-mc-linux64( 7/ 8), 31.883: [Blue] ~120 levels ~960 states ~298024 transitions
pins2lts-mc-linux64( 7/ 8), 33.532: [Blue] ~240 levels ~1920 states ~521320 transitions
pins2lts-mc-linux64( 7/ 8), 35.943: [Blue] ~480 levels ~3840 states ~947408 transitions
pins2lts-mc-linux64( 7/ 8), 40.839: [Blue] ~960 levels ~7680 states ~1772440 transitions
pins2lts-mc-linux64( 0/ 8), 48.842: [Blue] ~1920 levels ~15360 states ~3036520 transitions
pins2lts-mc-linux64( 0/ 8), 64.068: [Blue] ~3840 levels ~30720 states ~5622264 transitions
pins2lts-mc-linux64( 4/ 8), 89.875: [Blue] ~7680 levels ~61440 states ~10050968 transitions
pins2lts-mc-linux64( 4/ 8), 143.080: [Blue] ~15360 levels ~122880 states ~18510440 transitions
pins2lts-mc-linux64( 7/ 8), 143.833: Error: tree leafs table full! Change -s/--ratio.
pins2lts-mc-linux64( 0/ 8), 150.627:
pins2lts-mc-linux64( 0/ 8), 150.627: Explored 93786 states 18008791 transitions, fanout: 192.020
pins2lts-mc-linux64( 0/ 8), 150.627: Total exploration time 121.860 sec (115.600 sec minimum, 118.326 sec on average)
pins2lts-mc-linux64( 0/ 8), 150.627: States per second: 770, Transitions per second: 147783
pins2lts-mc-linux64( 0/ 8), 150.627:
pins2lts-mc-linux64( 0/ 8), 150.627: State space has 17483251 states, 0 are accepting
pins2lts-mc-linux64( 0/ 8), 150.627: cndfs_1 (permutation: dynamic) stats:
pins2lts-mc-linux64( 0/ 8), 150.627: blue states: 93786 (0.54%), transitions: 0 (per worker)
pins2lts-mc-linux64( 0/ 8), 150.627: red states: 0 (0.00%), bogus: 0 (0.00%), transitions: 0, waits: 0 (0.00 sec)
pins2lts-mc-linux64( 0/ 8), 150.627: all-red states: 0 (0.00%), bogus 0 (0.00%)
pins2lts-mc-linux64( 0/ 8), 150.627:
pins2lts-mc-linux64( 0/ 8), 150.627: Total memory used for local state coloring: 1.4MB
pins2lts-mc-linux64( 0/ 8), 150.627:
pins2lts-mc-linux64( 0/ 8), 150.627: Queue width: 8B, total height: 93786, memory: 0.72MB
pins2lts-mc-linux64( 0/ 8), 150.627: Tree memory: 389.4MB, 23.4 B/state, compr.: 0.6%
pins2lts-mc-linux64( 0/ 8), 150.627: Tree fill ratio (roots/leafs): 13.0%/100.0%
pins2lts-mc-linux64( 0/ 8), 150.627: Stored 1038 string chucks using 0MB
pins2lts-mc-linux64( 0/ 8), 150.627: Total memory used for chunk indexing: 0MB
pins2lts-mc-linux64( 0/ 8), 150.627: Est. total memory use: 390.1MB (~1024.7MB paged-in)
WARNING : LTS min runner thread failed on error :java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14211980899449507060;'/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)))' '--buchi-type=spotba'
255
java.lang.RuntimeException: Unexpected exception when executing ltsmin :cd /tmp/ltsmin14211980899449507060;'/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)))' '--buchi-type=spotba'
255
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner.checkProperty(LTSminRunner.java:241)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.checkProperties(LTSminRunner.java:176)
at fr.lip6.move.gal.application.runner.ltsmin.LTSminRunner$1.run(LTSminRunner.java:114)
at java.base/java.lang.Thread.run(Thread.java:1583)
Detected timeout of ITS tools.
[2025-06-02 13:43:59] [INFO ] Applying decomposition
[2025-06-02 13:43:59] [INFO ] Flatten gal took : 27 ms
[2025-06-02 13:43:59] [INFO ] Decomposing Gal with order
[2025-06-02 13:43:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-02 13:43:59] [INFO ] Removed a total of 400 redundant transitions.
[2025-06-02 13:43:59] [INFO ] Flatten gal took : 89 ms
[2025-06-02 13:43:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 3 ms.
[2025-06-02 13:43:59] [INFO ] Time to serialize gal into /tmp/LTLFireability4014952237387504271.gal : 13 ms
[2025-06-02 13:43:59] [INFO ] Time to serialize properties into /tmp/LTLFireability6244495877453851119.ltl : 2 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/LTLFireability4014952237387504271.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLFireability6244495877453851119.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...276
Read 1 LTL properties
Checking formula 0 : !((G(F("(((((((((((u259.Think_60==1)&&(u60.Fork_60==1))||((u391.Think_198==1)&&(u198.Fork_198==1)))||(((u215.Think_14==1)&&(u14.Fork_1...17382
Formula 0 simplified : FG!"(((((((((((u259.Think_60==1)&&(u60.Fork_60==1))||((u391.Think_198==1)&&(u198.Fork_198==1)))||(((u215.Think_14==1)&&(u14.Fork_14=...17376
Reverse transition relation is exact ! Faster fixpoint algorithm enabled.
Computing Next relation with stutter on 2 deadlock states
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-000200"
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-000200, 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-174881253500148"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Philosophers-PT-000200.tgz
mv Philosophers-PT-000200 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 ;