About the Execution of ITS-Tools for GPUForwardProgress-PT-16b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 849109.00 | 0.00 | 0.00 | FTFFTFTFFFFFTFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r100-smll-174867007900435.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 GPUForwardProgress-PT-16b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867007900435
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 424K
-rw-r--r-- 1 mcc users 7.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 48K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 84K 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 GPUForwardProgress-PT-16b-LTLCardinality-00
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-01
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-02
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-03
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-04
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-05
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-06
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-07
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-08
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-09
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-10
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-11
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-12
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-13
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-14
FORMULA_NAME GPUForwardProgress-PT-16b-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748962771884
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-16b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-03 14:59:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 14:59:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 14:59:35] [INFO ] Load time of PNML (sax parser for PT used): 196 ms
[2025-06-03 14:59:35] [INFO ] Transformed 340 places.
[2025-06-03 14:59:35] [INFO ] Transformed 357 transitions.
[2025-06-03 14:59:35] [INFO ] Found NUPN structural information;
[2025-06-03 14:59:35] [INFO ] Parsed PT model containing 340 places and 357 transitions and 877 arcs in 430 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 27 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 43 out of 340 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 340/340 places, 357/357 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 339 transition count 357
Discarding 28 places :
Symmetric choice reduction at 1 with 28 rule applications. Total rules 29 place count 311 transition count 329
Iterating global reduction 1 with 28 rules applied. Total rules applied 57 place count 311 transition count 329
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 68 place count 300 transition count 318
Iterating global reduction 1 with 11 rules applied. Total rules applied 79 place count 300 transition count 318
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 88 place count 300 transition count 309
Applied a total of 88 rules in 194 ms. Remains 300 /340 variables (removed 40) and now considering 309/357 (removed 48) transitions.
// Phase 1: matrix 309 rows 300 cols
[2025-06-03 14:59:35] [INFO ] Computed 17 invariants in 30 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:59:36] [INFO ] Implicit Places using invariants in 606 ms returned []
[2025-06-03 14:59:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 14:59:36] [INFO ] Implicit Places using invariants and state equation in 481 ms returned []
Implicit Place search using SMT with State Equation took 1158 ms to find 0 implicit places.
Running 308 sub problems to find dead transitions.
[2025-06-03 14:59:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/299 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/299 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 2 (OVERLAPS) 309/608 variables, 299/316 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/608 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 4 (OVERLAPS) 1/609 variables, 1/317 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
(s1 0.0)
(s2 0.0)
(s3 0.0)
(s4 0.0)
(s5 0.0)
(s6 0.0)
(s7 0.0)
(s8 0.0)
(s9 0.0)
(s10 0.0)
(s11 0.0)
(s12 0.0)
(s13 0.0)
(s14 0.0)
(s15 0.0)
(s16 0.0)
(s17 0.0)
(s18 0.0)
(s19 0.0)
(s20 0.0)
(s21 0.0)
(s22 0.0)
(s23 0.0)
(s24 0.0)
(s25 0.0)
(s26 0.0)
(s27 1.0)
(s28 0.0)
(s29 0.0)
(s30 0.0)
(s31 0.0)
(s32 0.0)
(s33 0.0)
(s34 0.0)
(s35 0.0)
(s36 0.0)
(s37 0.0)
(s38 0.0)
(s39 0.0)
(s40 0.0)
(s41 0.0)
timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 609/609 variables, and 317 constraints, problems are : Problem set: 0 solved, 308 unsolved in 30052 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 300/300 constraints, PredecessorRefiner: 308/308 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 308 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/299 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/299 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 2 (OVERLAPS) 309/608 variables, 299/316 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/608 variables, 308/624 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/608 variables, 0/624 constraints. Problems are: Problem set: 0 solved, 308 unsolved
At refinement iteration 5 (OVERLAPS) 1/609 variables, 1/625 constraints. Problems are: Problem set: 0 solved, 308 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 609/609 variables, and 625 constraints, problems are : Problem set: 0 solved, 308 unsolved in 30030 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 300/300 constraints, PredecessorRefiner: 308/308 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60369ms problems are : Problem set: 0 solved, 308 unsolved
Search for dead transitions found 0 dead transitions in 60522ms
Starting structural reductions in LTL mode, iteration 1 : 300/340 places, 309/357 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61918 ms. Remains : 300/340 places, 309/357 transitions.
Support contains 43 out of 300 places after structural reductions.
[2025-06-03 15:00:37] [INFO ] Flatten gal took : 115 ms
[2025-06-03 15:00:37] [INFO ] Flatten gal took : 47 ms
[2025-06-03 15:00:38] [INFO ] Input system was already deterministic with 309 transitions.
Support contains 41 out of 300 places (down from 43) after GAL structural reductions.
RANDOM walk for 40000 steps (278 resets) in 2923 ms. (13 steps per ms) remains 7/25 properties
BEST_FIRST walk for 40004 steps (31 resets) in 194 ms. (205 steps per ms) remains 6/7 properties
BEST_FIRST walk for 40004 steps (35 resets) in 211 ms. (188 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (37 resets) in 176 ms. (226 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (36 resets) in 72 ms. (547 steps per ms) remains 3/6 properties
[2025-06-03 15:00:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 75/78 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 221/299 variables, 14/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/299 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 309/608 variables, 299/316 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/608 variables, 0/316 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 1/609 variables, 1/317 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/609 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/609 variables, 0/317 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 609/609 variables, and 317 constraints, problems are : Problem set: 0 solved, 3 unsolved in 737 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 300/300 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
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 75/78 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/78 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 221/299 variables, 14/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/299 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 309/608 variables, 299/316 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/608 variables, 3/319 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/608 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1/609 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/609 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/609 variables, 0/320 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 609/609 variables, and 320 constraints, problems are : Problem set: 0 solved, 3 unsolved in 661 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 300/300 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1409ms problems are : Problem set: 0 solved, 3 unsolved
Fused 3 Parikh solutions to 1 different solutions.
Finished Parikh walk after 5883 steps, including 70 resets, run visited all 3 properties in 139 ms. (steps per millisecond=42 )
Parikh walk visited 3 properties in 147 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-14 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 59 stabilizing places and 59 stable transitions
Graph (complete) has 462 edges and 300 vertex of which 280 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.9 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) U X(X(p1))))&&F(p2)))'
Support contains 4 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 289 transition count 298
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 289 transition count 298
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 24 place count 289 transition count 296
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 28 place count 285 transition count 292
Iterating global reduction 1 with 4 rules applied. Total rules applied 32 place count 285 transition count 292
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 35 place count 285 transition count 289
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 36 place count 284 transition count 288
Iterating global reduction 2 with 1 rules applied. Total rules applied 37 place count 284 transition count 288
Applied a total of 37 rules in 46 ms. Remains 284 /300 variables (removed 16) and now considering 288/309 (removed 21) transitions.
// Phase 1: matrix 288 rows 284 cols
[2025-06-03 15:00:41] [INFO ] Computed 17 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:00:41] [INFO ] Implicit Places using invariants in 135 ms returned []
[2025-06-03 15:00:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:00:41] [INFO ] Implicit Places using invariants and state equation in 365 ms returned []
Implicit Place search using SMT with State Equation took 507 ms to find 0 implicit places.
Running 287 sub problems to find dead transitions.
[2025-06-03 15:00:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/283 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 2 (OVERLAPS) 288/571 variables, 283/300 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/571 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 4 (OVERLAPS) 1/572 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 287 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 572/572 variables, and 301 constraints, problems are : Problem set: 0 solved, 287 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 284/284 constraints, PredecessorRefiner: 287/287 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 287 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/283 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/283 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 2 (OVERLAPS) 288/571 variables, 283/300 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/571 variables, 287/587 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/571 variables, 0/587 constraints. Problems are: Problem set: 0 solved, 287 unsolved
At refinement iteration 5 (OVERLAPS) 1/572 variables, 1/588 constraints. Problems are: Problem set: 0 solved, 287 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 572/572 variables, and 588 constraints, problems are : Problem set: 0 solved, 287 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 284/284 constraints, PredecessorRefiner: 287/287 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60129ms problems are : Problem set: 0 solved, 287 unsolved
Search for dead transitions found 0 dead transitions in 60135ms
Starting structural reductions in LTL mode, iteration 1 : 284/300 places, 288/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60690 ms. Remains : 284/300 places, 288/309 transitions.
Stuttering acceptance computed with spot in 739 ms :[(OR (NOT p2) (NOT p1)), (NOT p1), (NOT p2), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-00
Stuttering criterion allowed to conclude after 137 steps with 0 reset in 6 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-00 finished in 61558 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))&&(p1 U (p2||G(p1)))) U (G(p3)||X(p0))))'
Support contains 6 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 290 transition count 299
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 290 transition count 299
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 22 place count 290 transition count 297
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 26 place count 286 transition count 293
Iterating global reduction 1 with 4 rules applied. Total rules applied 30 place count 286 transition count 293
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 33 place count 286 transition count 290
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 34 place count 285 transition count 289
Iterating global reduction 2 with 1 rules applied. Total rules applied 35 place count 285 transition count 289
Applied a total of 35 rules in 57 ms. Remains 285 /300 variables (removed 15) and now considering 289/309 (removed 20) transitions.
// Phase 1: matrix 289 rows 285 cols
[2025-06-03 15:01:42] [INFO ] Computed 17 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:01:43] [INFO ] Implicit Places using invariants in 211 ms returned []
[2025-06-03 15:01:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:01:43] [INFO ] Implicit Places using invariants and state equation in 506 ms returned []
Implicit Place search using SMT with State Equation took 720 ms to find 0 implicit places.
Running 288 sub problems to find dead transitions.
[2025-06-03 15:01:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/284 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 2 (OVERLAPS) 289/573 variables, 284/301 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 4 (OVERLAPS) 1/574 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 288 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 574/574 variables, and 302 constraints, problems are : Problem set: 0 solved, 288 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 285/285 constraints, PredecessorRefiner: 288/288 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 288 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/284 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/284 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 2 (OVERLAPS) 289/573 variables, 284/301 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/573 variables, 288/589 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/573 variables, 0/589 constraints. Problems are: Problem set: 0 solved, 288 unsolved
At refinement iteration 5 (OVERLAPS) 1/574 variables, 1/590 constraints. Problems are: Problem set: 0 solved, 288 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 574/574 variables, and 590 constraints, problems are : Problem set: 0 solved, 288 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 285/285 constraints, PredecessorRefiner: 288/288 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60114ms problems are : Problem set: 0 solved, 288 unsolved
Search for dead transitions found 0 dead transitions in 60117ms
Starting structural reductions in LTL mode, iteration 1 : 285/300 places, 289/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60897 ms. Remains : 285/300 places, 289/309 transitions.
Stuttering acceptance computed with spot in 729 ms :[(AND (NOT p0) (NOT p3)), (NOT p0), false, (AND (NOT p2) (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p3)), (AND (NOT p3) (NOT p0)), false, (AND (NOT p3) (NOT p2) (NOT p1) (NOT p0)), true, p0, (AND (NOT p2) (NOT p1)), (NOT p3), (AND p0 (NOT p3)), (AND (NOT p2) (NOT p1) (NOT p3))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-01
Product exploration explored 100000 steps with 50000 reset in 596 ms.
Product exploration explored 100000 steps with 50000 reset in 439 ms.
Computed a total of 52 stabilizing places and 52 stable transitions
Graph (complete) has 442 edges and 285 vertex of which 265 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.11 ms
Computed a total of 52 stabilizing places and 52 stable transitions
Detected a total of 52/285 stabilizing places and 52/289 transitions leading to convergence knowledge of the form 'F(Gp|G!p)' for 1/4 atomic propositions.
Knowledge obtained : [(AND (NOT p3) (NOT p2) p1 p0), (X (NOT p2)), (X (NOT p3)), (X (NOT (AND (NOT p3) (NOT p0)))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (OR (AND (NOT p3) (NOT p0) p2) (AND (NOT p3) (NOT p0) p1)))), (X (NOT (AND p3 (NOT p0) (NOT p2) (NOT p1)))), (X p0), (X (NOT (AND (NOT p0) (NOT p2) p1))), (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) (NOT p1)))), (X (NOT (OR (AND p3 (NOT p0) p2) (AND p3 (NOT p0) p1)))), (X (NOT (AND p3 (NOT p0) (NOT p2) p1))), (X (NOT (AND p3 (NOT p0)))), (X p1), (X (X (NOT p2))), (X (X (NOT (AND (NOT p2) (NOT p1))))), (X (X (NOT p3))), (X (X (AND (NOT p3) (NOT p2) p1))), (X (X (NOT (AND (NOT p3) (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND (NOT p3) (NOT p0) p2) (AND (NOT p3) (NOT p0) p1))))), (X (X (NOT (AND p3 (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (AND p3 (NOT p2) (NOT p1))))), (X (X (AND (NOT p2) p1))), (X (X (NOT (AND p3 (NOT p2) p1)))), (X (X p0)), (X (X (NOT (AND (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND (NOT p3) (NOT p0) (NOT p2) (NOT p1))))), (X (X (NOT (OR (AND p3 (NOT p0) p2) (AND p3 (NOT p0) p1))))), (X (X (NOT (AND p3 (NOT p0) (NOT p2) p1)))), (X (X (NOT (AND p3 (NOT p0))))), (X (X (NOT (AND (NOT p3) (NOT p2) (NOT p1))))), (X (X p1)), (F (OR (G p1) (G (NOT p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 36 factoid took 29 ms. Reduced automaton from 14 states, 40 edges and 4 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-01 finished in 62787 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G((X(!p0) U p1)) U !(p2 U p0)))'
Support contains 6 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 289 transition count 298
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 289 transition count 298
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 289 transition count 297
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 284 transition count 292
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 284 transition count 292
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 37 place count 284 transition count 288
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 38 place count 283 transition count 287
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 283 transition count 287
Applied a total of 39 rules in 32 ms. Remains 283 /300 variables (removed 17) and now considering 287/309 (removed 22) transitions.
// Phase 1: matrix 287 rows 283 cols
[2025-06-03 15:02:45] [INFO ] Computed 17 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:02:45] [INFO ] Implicit Places using invariants in 164 ms returned []
[2025-06-03 15:02:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:02:46] [INFO ] Implicit Places using invariants and state equation in 297 ms returned []
Implicit Place search using SMT with State Equation took 463 ms to find 0 implicit places.
Running 286 sub problems to find dead transitions.
[2025-06-03 15:02:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 2 (OVERLAPS) 287/569 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/569 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 4 (OVERLAPS) 1/570 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/570 variables, and 300 constraints, problems are : Problem set: 0 solved, 286 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 286/286 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 286 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 2 (OVERLAPS) 287/569 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/569 variables, 286/585 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/569 variables, 0/585 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 5 (OVERLAPS) 1/570 variables, 1/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
(s4 0)
(s5 0)
(s6 0)
(s7 0)
(s8 0)
(s9 0)
(s10 0)
(s11 0)
(s12 0)
(s13 0)
(s14 1)
(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 0)
(s23 timeout
0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
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 570/570 variables, and 586 constraints, problems are : Problem set: 0 solved, 286 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 286/286 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60072ms problems are : Problem set: 0 solved, 286 unsolved
Search for dead transitions found 0 dead transitions in 60074ms
Starting structural reductions in LTL mode, iteration 1 : 283/300 places, 287/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60571 ms. Remains : 283/300 places, 287/309 transitions.
Stuttering acceptance computed with spot in 276 ms :[p0, (OR (NOT p1) p0), (NOT p1), p0, true]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-02
Entered a terminal (fully accepting) state of product in 17681 steps with 123 reset in 78 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-02 finished in 60954 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U p1)))'
Support contains 4 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 288 transition count 297
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 288 transition count 297
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 26 place count 288 transition count 295
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 32 place count 282 transition count 289
Iterating global reduction 1 with 6 rules applied. Total rules applied 38 place count 282 transition count 289
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 43 place count 282 transition count 284
Applied a total of 43 rules in 26 ms. Remains 282 /300 variables (removed 18) and now considering 284/309 (removed 25) transitions.
// Phase 1: matrix 284 rows 282 cols
[2025-06-03 15:03:46] [INFO ] Computed 17 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:03:46] [INFO ] Implicit Places using invariants in 182 ms returned []
[2025-06-03 15:03:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:03:47] [INFO ] Implicit Places using invariants and state equation in 465 ms returned []
Implicit Place search using SMT with State Equation took 650 ms to find 0 implicit places.
Running 283 sub problems to find dead transitions.
[2025-06-03 15:03:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/281 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/281 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (OVERLAPS) 284/565 variables, 281/298 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/565 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (OVERLAPS) 1/566 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 283 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 566/566 variables, and 299 constraints, problems are : Problem set: 0 solved, 283 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 282/282 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 283 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/281 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/281 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (OVERLAPS) 284/565 variables, 281/298 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/565 variables, 283/581 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/565 variables, 0/581 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 5 (OVERLAPS) 1/566 variables, 1/582 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/566 variables, 0/582 constraints. Problems are: Problem set: 0 solved, 283 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 566/566 variables, and 582 constraints, problems are : Problem set: 0 solved, 283 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 282/282 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60075ms problems are : Problem set: 0 solved, 283 unsolved
Search for dead transitions found 0 dead transitions in 60077ms
Starting structural reductions in LTL mode, iteration 1 : 282/300 places, 284/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60754 ms. Remains : 282/300 places, 284/309 transitions.
Stuttering acceptance computed with spot in 171 ms :[(NOT p1), (NOT p1), true, (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-04
Product exploration explored 100000 steps with 50000 reset in 174 ms.
Product exploration explored 100000 steps with 50000 reset in 194 ms.
Computed a total of 53 stabilizing places and 53 stable transitions
Graph (complete) has 437 edges and 282 vertex of which 262 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.10 ms
Computed a total of 53 stabilizing places and 53 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0))]
False Knowledge obtained : [(X (X (AND (NOT p1) p0))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 7 factoid took 21 ms. Reduced automaton from 4 states, 7 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-04 finished in 61351 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U X(X(X(p1)))))'
Support contains 4 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 287 transition count 296
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 287 transition count 296
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 287 transition count 294
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 33 place count 282 transition count 289
Iterating global reduction 1 with 5 rules applied. Total rules applied 38 place count 282 transition count 289
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 42 place count 282 transition count 285
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 43 place count 281 transition count 284
Iterating global reduction 2 with 1 rules applied. Total rules applied 44 place count 281 transition count 284
Applied a total of 44 rules in 19 ms. Remains 281 /300 variables (removed 19) and now considering 284/309 (removed 25) transitions.
// Phase 1: matrix 284 rows 281 cols
[2025-06-03 15:04:47] [INFO ] Computed 17 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:04:47] [INFO ] Implicit Places using invariants in 121 ms returned []
[2025-06-03 15:04:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:04:48] [INFO ] Implicit Places using invariants and state equation in 292 ms returned []
Implicit Place search using SMT with State Equation took 416 ms to find 0 implicit places.
Running 283 sub problems to find dead transitions.
[2025-06-03 15:04:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/280 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/280 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (OVERLAPS) 284/564 variables, 280/297 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/564 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (OVERLAPS) 1/565 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 283 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 565/565 variables, and 298 constraints, problems are : Problem set: 0 solved, 283 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 281/281 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 283 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/280 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/280 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (OVERLAPS) 284/564 variables, 280/297 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/564 variables, 283/580 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/564 variables, 0/580 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 5 (OVERLAPS) 1/565 variables, 1/581 constraints. Problems are: Problem set: 0 solved, 283 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 565/565 variables, and 581 constraints, problems are : Problem set: 0 solved, 283 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 281/281 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60068ms problems are : Problem set: 0 solved, 283 unsolved
Search for dead transitions found 0 dead transitions in 60070ms
Starting structural reductions in LTL mode, iteration 1 : 281/300 places, 284/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60506 ms. Remains : 281/300 places, 284/309 transitions.
Stuttering acceptance computed with spot in 618 ms :[(NOT p1), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-06
Product exploration explored 100000 steps with 25000 reset in 159 ms.
Product exploration explored 100000 steps with 25000 reset in 185 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 437 edges and 281 vertex of which 261 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.6 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 128 ms. Reduced automaton from 11 states, 15 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 425 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Reduction of identical properties reduced properties to check from 3 to 2
RANDOM walk for 40000 steps (269 resets) in 470 ms. (84 steps per ms) remains 1/2 properties
BEST_FIRST walk for 40003 steps (32 resets) in 221 ms. (180 steps per ms) remains 1/1 properties
[2025-06-03 15:05:50] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/89 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/89 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 191/280 variables, 13/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/280 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 284/564 variables, 280/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/564 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/565 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/565 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/565 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 565/565 variables, and 298 constraints, problems are : Problem set: 0 solved, 1 unsolved in 331 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 281/281 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 85/89 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/89 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 191/280 variables, 13/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/280 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 284/564 variables, 280/297 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/564 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/564 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/565 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/565 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/565 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 565/565 variables, and 299 constraints, problems are : Problem set: 0 solved, 1 unsolved in 440 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 281/281 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 780ms problems are : Problem set: 0 solved, 1 unsolved
Finished Parikh walk after 7084 steps, including 73 resets, run visited all 1 properties in 31 ms. (steps per millisecond=228 )
Parikh walk visited 1 properties in 30 ms.
Knowledge obtained : [(AND p0 p1), (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 233 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 431 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 434 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Support contains 4 out of 281 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 281/281 places, 284/284 transitions.
Applied a total of 0 rules in 7 ms. Remains 281 /281 variables (removed 0) and now considering 284/284 (removed 0) transitions.
[2025-06-03 15:05:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:05:52] [INFO ] Implicit Places using invariants in 182 ms returned []
[2025-06-03 15:05:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:05:52] [INFO ] Implicit Places using invariants and state equation in 449 ms returned []
Implicit Place search using SMT with State Equation took 636 ms to find 0 implicit places.
Running 283 sub problems to find dead transitions.
[2025-06-03 15:05:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/280 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/280 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (OVERLAPS) 284/564 variables, 280/297 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/564 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (OVERLAPS) 1/565 variables, 1/298 constraints. Problems are: Problem set: 0 solved, 283 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 565/565 variables, and 298 constraints, problems are : Problem set: 0 solved, 283 unsolved in 30012 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 281/281 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 283 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/280 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/280 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 2 (OVERLAPS) 284/564 variables, 280/297 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/564 variables, 283/580 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/564 variables, 0/580 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 5 (OVERLAPS) 1/565 variables, 1/581 constraints. Problems are: Problem set: 0 solved, 283 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/565 variables, 0/581 constraints. Problems are: Problem set: 0 solved, 283 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 565/565 variables, and 581 constraints, problems are : Problem set: 0 solved, 283 unsolved in 30012 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 281/281 constraints, PredecessorRefiner: 283/283 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60071ms problems are : Problem set: 0 solved, 283 unsolved
Search for dead transitions found 0 dead transitions in 60072ms
Finished structural reductions in LTL mode , in 1 iterations and 60717 ms. Remains : 281/281 places, 284/284 transitions.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 437 edges and 281 vertex of which 261 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.4 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Knowledge obtained : [(AND p0 p1)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 84 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 284 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Reduction of identical properties reduced properties to check from 3 to 2
RANDOM walk for 32796 steps (224 resets) in 90 ms. (360 steps per ms) remains 0/2 properties
Knowledge obtained : [(AND p0 p1)]
False Knowledge obtained : [(F (NOT (OR p0 p1))), (F (NOT p1)), (F (NOT p0))]
Knowledge based reduction with 1 factoid took 216 ms. Reduced automaton from 8 states, 9 edges and 2 AP (stutter sensitive) to 8 states, 9 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 391 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 365 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Stuttering acceptance computed with spot in 388 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 152 ms.
Product exploration explored 100000 steps with 25000 reset in 167 ms.
Applying partial POR strategy [false, false, false, true, false, false, false, true]
Stuttering acceptance computed with spot in 293 ms :[(NOT p1), (NOT p1), (NOT p1), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Support contains 4 out of 281 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 281/281 places, 284/284 transitions.
Graph (trivial) has 226 edges and 281 vertex of which 6 / 281 are part of one of the 1 SCC in 5 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Performed 127 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 127 rules applied. Total rules applied 128 place count 276 transition count 278
Performed 21 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 21 Pre rules applied. Total rules applied 128 place count 276 transition count 281
Deduced a syphon composed of 148 places in 1 ms
Iterating global reduction 1 with 21 rules applied. Total rules applied 149 place count 276 transition count 281
Discarding 76 places :
Symmetric choice reduction at 1 with 76 rule applications. Total rules 225 place count 200 transition count 205
Deduced a syphon composed of 72 places in 1 ms
Iterating global reduction 1 with 76 rules applied. Total rules applied 301 place count 200 transition count 205
Performed 51 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 123 places in 0 ms
Iterating global reduction 1 with 51 rules applied. Total rules applied 352 place count 200 transition count 205
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 354 place count 200 transition count 203
Discarding 36 places :
Symmetric choice reduction at 2 with 36 rule applications. Total rules 390 place count 164 transition count 167
Deduced a syphon composed of 87 places in 0 ms
Iterating global reduction 2 with 36 rules applied. Total rules applied 426 place count 164 transition count 167
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 88 places in 1 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 427 place count 164 transition count 167
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 428 place count 163 transition count 166
Deduced a syphon composed of 87 places in 0 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 429 place count 163 transition count 166
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: -44
Deduced a syphon composed of 102 places in 0 ms
Iterating global reduction 2 with 15 rules applied. Total rules applied 444 place count 163 transition count 210
Discarding 16 places :
Symmetric choice reduction at 2 with 16 rule applications. Total rules 460 place count 147 transition count 178
Deduced a syphon composed of 86 places in 0 ms
Iterating global reduction 2 with 16 rules applied. Total rules applied 476 place count 147 transition count 178
Deduced a syphon composed of 86 places in 0 ms
Applied a total of 476 rules in 97 ms. Remains 147 /281 variables (removed 134) and now considering 178/284 (removed 106) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 15:06:55] [INFO ] Redundant transitions in 7 ms returned []
Running 177 sub problems to find dead transitions.
[2025-06-03 15:06:55] [INFO ] Flow matrix only has 166 transitions (discarded 12 similar events)
// Phase 1: matrix 166 rows 147 cols
[2025-06-03 15:06:55] [INFO ] Computed 17 invariants in 1 ms
[2025-06-03 15:06:55] [INFO ] State equation strengthened by 63 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/146 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/146 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 177 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD29 is UNSAT
Problem TDEAD30 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD37 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD51 is UNSAT
Problem TDEAD52 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD54 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD115 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD170 is UNSAT
Problem TDEAD171 is UNSAT
At refinement iteration 2 (OVERLAPS) 165/311 variables, 146/163 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/311 variables, 62/225 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/311 variables, 0/225 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 5 (OVERLAPS) 1/312 variables, 1/226 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/312 variables, 0/226 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 7 (OVERLAPS) 1/313 variables, 1/227 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/313 variables, 0/227 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 9 (OVERLAPS) 0/313 variables, 0/227 constraints. Problems are: Problem set: 115 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Real declared 313/313 variables, and 227 constraints, problems are : Problem set: 115 solved, 62 unsolved in 10739 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 147/147 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 115 solved, 62 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 0/0 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 1 (OVERLAPS) 86/146 variables, 17/17 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/146 variables, 0/17 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 165/311 variables, 146/163 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/311 variables, 62/225 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/311 variables, 62/287 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/311 variables, 0/287 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 7 (OVERLAPS) 1/312 variables, 1/288 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/312 variables, 0/288 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 9 (OVERLAPS) 1/313 variables, 1/289 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/313 variables, 0/289 constraints. Problems are: Problem set: 115 solved, 62 unsolved
At refinement iteration 11 (OVERLAPS) 0/313 variables, 0/289 constraints. Problems are: Problem set: 115 solved, 62 unsolved
No progress, stopping.
After SMT solving in domain Int declared 313/313 variables, and 289 constraints, problems are : Problem set: 115 solved, 62 unsolved in 11577 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 147/147 constraints, ReadFeed: 63/63 constraints, PredecessorRefiner: 62/177 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 22422ms problems are : Problem set: 115 solved, 62 unsolved
Search for dead transitions found 115 dead transitions in 22423ms
Found 115 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 115 transitions
Dead transitions reduction (with SMT) removed 115 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 147/281 places, 63/284 transitions.
Graph (complete) has 243 edges and 147 vertex of which 61 are kept as prefixes of interest. Removing 86 places using SCC suffix rule.1 ms
Discarding 86 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 10 ms. Remains 61 /147 variables (removed 86) and now considering 63/63 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 61/281 places, 63/284 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 22551 ms. Remains : 61/281 places, 63/284 transitions.
Built C files in :
/tmp/ltsmin16187950252148769864
[2025-06-03 15:07:18] [INFO ] Built C files in 25ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16187950252148769864
Running compilation step : cd /tmp/ltsmin16187950252148769864;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 897 ms.
Running link step : cd /tmp/ltsmin16187950252148769864;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 65 ms.
Running LTSmin : cd /tmp/ltsmin16187950252148769864;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased11899824986135636310.hoa' '--buchi-type=spotba'
LTSmin run took 191 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-06 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-06 finished in 151476 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) U (!p1||G(p0)))) U G(p2)))'
Support contains 5 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 289 transition count 298
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 289 transition count 298
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 23 place count 289 transition count 297
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 28 place count 284 transition count 292
Iterating global reduction 1 with 5 rules applied. Total rules applied 33 place count 284 transition count 292
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 37 place count 284 transition count 288
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 38 place count 283 transition count 287
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 283 transition count 287
Applied a total of 39 rules in 69 ms. Remains 283 /300 variables (removed 17) and now considering 287/309 (removed 22) transitions.
// Phase 1: matrix 287 rows 283 cols
[2025-06-03 15:07:19] [INFO ] Computed 17 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:07:19] [INFO ] Implicit Places using invariants in 148 ms returned []
[2025-06-03 15:07:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:07:19] [INFO ] Implicit Places using invariants and state equation in 346 ms returned []
Implicit Place search using SMT with State Equation took 503 ms to find 0 implicit places.
Running 286 sub problems to find dead transitions.
[2025-06-03 15:07:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 2 (OVERLAPS) 287/569 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/569 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 4 (OVERLAPS) 1/570 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/570 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 286 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 570/570 variables, and 300 constraints, problems are : Problem set: 0 solved, 286 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 286/286 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 286 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 2 (OVERLAPS) 287/569 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/569 variables, 286/585 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/569 variables, 0/585 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 5 (OVERLAPS) 1/570 variables, 1/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/570 variables, 0/586 constraints. Problems are: Problem set: 0 solved, 286 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 570/570 variables, and 586 constraints, problems are : Problem set: 0 solved, 286 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 286/286 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60082ms problems are : Problem set: 0 solved, 286 unsolved
Search for dead transitions found 0 dead transitions in 60086ms
Starting structural reductions in LTL mode, iteration 1 : 283/300 places, 287/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60660 ms. Remains : 283/300 places, 287/309 transitions.
Stuttering acceptance computed with spot in 199 ms :[(NOT p2), (AND p1 (NOT p0)), (AND (NOT p0) (NOT p2) p1), (NOT p0), (AND (NOT p0) (NOT p2) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-07
Stuttering criterion allowed to conclude after 137 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-07 finished in 60884 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(F(p0)))))'
Support contains 1 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 287 transition count 296
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 287 transition count 296
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 28 place count 287 transition count 294
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 34 place count 281 transition count 288
Iterating global reduction 1 with 6 rules applied. Total rules applied 40 place count 281 transition count 288
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 45 place count 281 transition count 283
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 46 place count 280 transition count 282
Iterating global reduction 2 with 1 rules applied. Total rules applied 47 place count 280 transition count 282
Applied a total of 47 rules in 24 ms. Remains 280 /300 variables (removed 20) and now considering 282/309 (removed 27) transitions.
// Phase 1: matrix 282 rows 280 cols
[2025-06-03 15:08:20] [INFO ] Computed 17 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:08:20] [INFO ] Implicit Places using invariants in 119 ms returned []
[2025-06-03 15:08:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:08:20] [INFO ] Implicit Places using invariants and state equation in 301 ms returned []
Implicit Place search using SMT with State Equation took 434 ms to find 0 implicit places.
Running 281 sub problems to find dead transitions.
[2025-06-03 15:08:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 2 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/561 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 4 (OVERLAPS) 1/562 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/562 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 6 (OVERLAPS) 0/562 variables, 0/297 constraints. Problems are: Problem set: 0 solved, 281 unsolved
No progress, stopping.
After SMT solving in domain Real declared 562/562 variables, and 297 constraints, problems are : Problem set: 0 solved, 281 unsolved in 29569 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 281/281 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 281 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 2 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/561 variables, 281/577 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/561 variables, 0/577 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 5 (OVERLAPS) 1/562 variables, 1/578 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/562 variables, 0/578 constraints. Problems are: Problem set: 0 solved, 281 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/562 variables, and 578 constraints, problems are : Problem set: 0 solved, 281 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 281/281 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 59608ms problems are : Problem set: 0 solved, 281 unsolved
Search for dead transitions found 0 dead transitions in 59609ms
Starting structural reductions in LTL mode, iteration 1 : 280/300 places, 282/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60069 ms. Remains : 280/300 places, 282/309 transitions.
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-09
Product exploration explored 100000 steps with 931 reset in 222 ms.
Product exploration explored 100000 steps with 928 reset in 348 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 435 edges and 280 vertex of which 260 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.6 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 103 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 195 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 416 steps (0 resets) in 5 ms. (69 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 130 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 194 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 197 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2025-06-03 15:09:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 15:09:22] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 14 ms returned sat
[2025-06-03 15:09:22] [INFO ] [Real]Absence check using state equation in 477 ms returned sat
[2025-06-03 15:09:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 15:09:22] [INFO ] [Nat]Absence check using 0 positive and 17 generalized place invariants in 13 ms returned sat
[2025-06-03 15:09:23] [INFO ] [Nat]Absence check using state equation in 347 ms returned sat
[2025-06-03 15:09:23] [INFO ] Computed and/alt/rep : 276/362/276 causal constraints (skipped 5 transitions) in 35 ms.
[2025-06-03 15:09:25] [INFO ] Added : 262 causal constraints over 53 iterations in 2524 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 1 out of 280 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 280/280 places, 282/282 transitions.
Applied a total of 0 rules in 8 ms. Remains 280 /280 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2025-06-03 15:09:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:09:26] [INFO ] Implicit Places using invariants in 187 ms returned []
[2025-06-03 15:09:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:09:26] [INFO ] Implicit Places using invariants and state equation in 418 ms returned []
Implicit Place search using SMT with State Equation took 616 ms to find 0 implicit places.
Running 281 sub problems to find dead transitions.
[2025-06-03 15:09:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 2 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/561 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 4 (OVERLAPS) 1/562 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 281 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 562/562 variables, and 297 constraints, problems are : Problem set: 0 solved, 281 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 281/281 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 281 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 2 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/561 variables, 281/577 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/561 variables, 0/577 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 5 (OVERLAPS) 1/562 variables, 1/578 constraints. Problems are: Problem set: 0 solved, 281 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/562 variables, and 578 constraints, problems are : Problem set: 0 solved, 281 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 281/281 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60071ms problems are : Problem set: 0 solved, 281 unsolved
Search for dead transitions found 0 dead transitions in 60075ms
Finished structural reductions in LTL mode , in 1 iterations and 60700 ms. Remains : 280/280 places, 282/282 transitions.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 435 edges and 280 vertex of which 260 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.4 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 96 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 171 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
RANDOM walk for 446 steps (0 resets) in 6 ms. (63 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 1 factoid took 110 ms. Reduced automaton from 4 states, 4 edges and 1 AP (stutter sensitive) to 4 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 165 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 156 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
[2025-06-03 15:10:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 15:10:27] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 12 ms returned sat
[2025-06-03 15:10:27] [INFO ] [Real]Absence check using state equation in 373 ms returned sat
[2025-06-03 15:10:27] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 15:10:28] [INFO ] [Nat]Absence check using 0 positive and 17 generalized place invariants in 11 ms returned sat
[2025-06-03 15:10:28] [INFO ] [Nat]Absence check using state equation in 272 ms returned sat
[2025-06-03 15:10:28] [INFO ] Computed and/alt/rep : 276/362/276 causal constraints (skipped 5 transitions) in 25 ms.
[2025-06-03 15:10:30] [INFO ] Added : 262 causal constraints over 53 iterations in 2165 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 174 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 935 reset in 237 ms.
Product exploration explored 100000 steps with 932 reset in 355 ms.
Applying partial POR strategy [true, false, false, false]
Stuttering acceptance computed with spot in 163 ms :[(NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Support contains 1 out of 280 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 280/280 places, 282/282 transitions.
Graph (trivial) has 229 edges and 280 vertex of which 6 / 280 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 429 edges and 275 vertex of which 255 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.2 ms
Discarding 20 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Performed 128 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 128 rules applied. Total rules applied 130 place count 255 transition count 273
Performed 18 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 18 Pre rules applied. Total rules applied 130 place count 255 transition count 275
Deduced a syphon composed of 146 places in 0 ms
Iterating global reduction 1 with 18 rules applied. Total rules applied 148 place count 255 transition count 275
Discarding 92 places :
Symmetric choice reduction at 1 with 92 rule applications. Total rules 240 place count 163 transition count 183
Deduced a syphon composed of 69 places in 0 ms
Iterating global reduction 1 with 92 rules applied. Total rules applied 332 place count 163 transition count 183
Discarding 15 places :
Symmetric choice reduction at 1 with 15 rule applications. Total rules 347 place count 148 transition count 168
Deduced a syphon composed of 54 places in 0 ms
Iterating global reduction 1 with 15 rules applied. Total rules applied 362 place count 148 transition count 168
Performed 54 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 108 places in 0 ms
Iterating global reduction 1 with 54 rules applied. Total rules applied 416 place count 148 transition count 169
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 418 place count 148 transition count 167
Discarding 39 places :
Symmetric choice reduction at 2 with 39 rule applications. Total rules 457 place count 109 transition count 127
Deduced a syphon composed of 69 places in 0 ms
Iterating global reduction 2 with 39 rules applied. Total rules applied 496 place count 109 transition count 127
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 70 places in 1 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 497 place count 109 transition count 127
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 498 place count 108 transition count 126
Deduced a syphon composed of 69 places in 0 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 499 place count 108 transition count 126
Performed 16 Post agglomeration using F-continuation condition.Transition count delta: -47
Deduced a syphon composed of 85 places in 0 ms
Iterating global reduction 2 with 16 rules applied. Total rules applied 515 place count 108 transition count 173
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 545 place count 78 transition count 113
Deduced a syphon composed of 69 places in 0 ms
Iterating global reduction 2 with 30 rules applied. Total rules applied 575 place count 78 transition count 113
Discarding 42 places :
Symmetric choice reduction at 2 with 42 rule applications. Total rules 617 place count 36 transition count 43
Deduced a syphon composed of 27 places in 0 ms
Iterating global reduction 2 with 42 rules applied. Total rules applied 659 place count 36 transition count 43
Deduced a syphon composed of 27 places in 0 ms
Applied a total of 659 rules in 61 ms. Remains 36 /280 variables (removed 244) and now considering 43/282 (removed 239) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 15:10:31] [INFO ] Redundant transitions in 15 ms returned []
Running 42 sub problems to find dead transitions.
// Phase 1: matrix 43 rows 36 cols
[2025-06-03 15:10:31] [INFO ] Computed 0 invariants in 1 ms
[2025-06-03 15:10:31] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/35 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 42 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD26 is UNSAT
Problem TDEAD27 is UNSAT
Problem TDEAD28 is UNSAT
Problem TDEAD31 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
At refinement iteration 1 (OVERLAPS) 42/77 variables, 35/35 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 8/43 constraints. Problems are: Problem set: 31 solved, 11 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/77 variables, 0/43 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 4 (OVERLAPS) 1/78 variables, 1/44 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/78 variables, 0/44 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 6 (OVERLAPS) 1/79 variables, 1/45 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 0/45 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 8 (OVERLAPS) 0/79 variables, 0/45 constraints. Problems are: Problem set: 31 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 45 constraints, problems are : Problem set: 31 solved, 11 unsolved in 422 ms.
Refiners :[State Equation: 36/36 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 42/42 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 31 solved, 11 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 1 (OVERLAPS) 41/49 variables, 8/8 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/49 variables, 8/16 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/49 variables, 11/27 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/49 variables, 0/27 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 5 (OVERLAPS) 29/78 variables, 28/55 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/78 variables, 0/55 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 7 (OVERLAPS) 1/79 variables, 1/56 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 0/56 constraints. Problems are: Problem set: 31 solved, 11 unsolved
At refinement iteration 9 (OVERLAPS) 0/79 variables, 0/56 constraints. Problems are: Problem set: 31 solved, 11 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 56 constraints, problems are : Problem set: 31 solved, 11 unsolved in 512 ms.
Refiners :[State Equation: 36/36 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 11/42 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 941ms problems are : Problem set: 31 solved, 11 unsolved
Search for dead transitions found 31 dead transitions in 941ms
Found 31 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 31 transitions
Dead transitions reduction (with SMT) removed 31 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 36/280 places, 12/282 transitions.
Graph (complete) has 30 edges and 36 vertex of which 9 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.1 ms
Discarding 27 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 2 ms. Remains 9 /36 variables (removed 27) and now considering 12/12 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 9/280 places, 12/282 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1027 ms. Remains : 9/280 places, 12/282 transitions.
Built C files in :
/tmp/ltsmin67247571772810563
[2025-06-03 15:10:32] [INFO ] Built C files in 6ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin67247571772810563
Running compilation step : cd /tmp/ltsmin67247571772810563;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 762 ms.
Running link step : cd /tmp/ltsmin67247571772810563;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 43 ms.
Running LTSmin : cd /tmp/ltsmin67247571772810563;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased12058546655312805041.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 1 out of 280 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 280/280 places, 282/282 transitions.
Applied a total of 0 rules in 8 ms. Remains 280 /280 variables (removed 0) and now considering 282/282 (removed 0) transitions.
// Phase 1: matrix 282 rows 280 cols
[2025-06-03 15:10:47] [INFO ] Computed 17 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:10:47] [INFO ] Implicit Places using invariants in 119 ms returned []
[2025-06-03 15:10:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:10:48] [INFO ] Implicit Places using invariants and state equation in 284 ms returned []
Implicit Place search using SMT with State Equation took 406 ms to find 0 implicit places.
Running 281 sub problems to find dead transitions.
[2025-06-03 15:10:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 2 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/561 variables, 0/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 4 (OVERLAPS) 1/562 variables, 1/297 constraints. Problems are: Problem set: 0 solved, 281 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 0.0)
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(s136 timeout
0.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 562/562 variables, and 297 constraints, problems are : Problem set: 0 solved, 281 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 281/281 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 281 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/279 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/279 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 2 (OVERLAPS) 282/561 variables, 279/296 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/561 variables, 281/577 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/561 variables, 0/577 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 5 (OVERLAPS) 1/562 variables, 1/578 constraints. Problems are: Problem set: 0 solved, 281 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/562 variables, 0/578 constraints. Problems are: Problem set: 0 solved, 281 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 562/562 variables, and 578 constraints, problems are : Problem set: 0 solved, 281 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 280/280 constraints, PredecessorRefiner: 281/281 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60081ms problems are : Problem set: 0 solved, 281 unsolved
Search for dead transitions found 0 dead transitions in 60083ms
Finished structural reductions in LTL mode , in 1 iterations and 60499 ms. Remains : 280/280 places, 282/282 transitions.
Built C files in :
/tmp/ltsmin12570025439393363214
[2025-06-03 15:11:48] [INFO ] Built C files in 8ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin12570025439393363214
Running compilation step : cd /tmp/ltsmin12570025439393363214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '3' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
Compilation finished in 941 ms.
Running link step : cd /tmp/ltsmin12570025439393363214;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin12570025439393363214;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--hoa' '/tmp/stateBased14675066742662583712.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-03 15:12:03] [INFO ] Flatten gal took : 19 ms
[2025-06-03 15:12:03] [INFO ] Flatten gal took : 18 ms
[2025-06-03 15:12:03] [INFO ] Time to serialize gal into /tmp/LTL7988796198901811909.gal : 6 ms
[2025-06-03 15:12:03] [INFO ] Time to serialize properties into /tmp/LTL10241155448429209405.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/LTL7988796198901811909.gal' '-t' 'CGAL' '-hoa' '/tmp/aut11135563465147383645.hoa' '-atoms' '/tmp/LTL10241155448429209405.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/LTL10241155448429209405.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut11135563465147383645.hoa
Detected timeout of ITS tools.
[2025-06-03 15:12:18] [INFO ] Flatten gal took : 17 ms
[2025-06-03 15:12:18] [INFO ] Flatten gal took : 17 ms
[2025-06-03 15:12:18] [INFO ] Time to serialize gal into /tmp/LTL2231274362211795002.gal : 4 ms
[2025-06-03 15:12:18] [INFO ] Time to serialize properties into /tmp/LTL2199886101350095925.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/LTL2231274362211795002.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL2199886101350095925.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 : !((X(X(X(F("(p120==1)"))))))
Formula 0 simplified : XXXG!"(p120==1)"
Detected timeout of ITS tools.
[2025-06-03 15:12:33] [INFO ] Flatten gal took : 16 ms
[2025-06-03 15:12:33] [INFO ] Applying decomposition
[2025-06-03 15:12:33] [INFO ] Flatten gal took : 16 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/graph14605056121935874116.txt' '-o' '/tmp/graph14605056121935874116.bin' '-w' '/tmp/graph14605056121935874116.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14605056121935874116.bin' '-l' '-1' '-v' '-w' '/tmp/graph14605056121935874116.weights' '-q' '0' '-e' '0.001'
[2025-06-03 15:12:33] [INFO ] Decomposing Gal with order
[2025-06-03 15:12:33] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 15:12:33] [INFO ] Removed a total of 81 redundant transitions.
[2025-06-03 15:12:34] [INFO ] Flatten gal took : 81 ms
[2025-06-03 15:12:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 7 ms.
[2025-06-03 15:12:34] [INFO ] Time to serialize gal into /tmp/LTL4468046470304282105.gal : 10 ms
[2025-06-03 15:12:34] [INFO ] Time to serialize properties into /tmp/LTL16193302979911784171.ltl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL4468046470304282105.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL16193302979911784171.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...255
Read 1 LTL properties
Checking formula 0 : !((X(X(X(F("(i6.i1.u44.p120==1)"))))))
Formula 0 simplified : XXXG!"(i6.i1.u44.p120==1)"
Reverse transition relation is NOT exact ! Due to transitions t275, i1.t270, i1.i0.t261, i2.t255, i2.i2.t245, i3.i1.t231, i3.i1.t238, i4.t224, i4.i2.t214, ...632
Computing Next relation with stutter on 8.60279e+07 deadlock states
5 unique states visited
5 strongly connected components in search stack
5 transitions explored
5 items max in DFS search stack
118 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,0,1.23175,48500,1,0,77119,267,3245,83409,157,709,141693
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-09 finished in 255215 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)))'
Support contains 2 out of 300 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Graph (trivial) has 253 edges and 300 vertex of which 6 / 300 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 456 edges and 295 vertex of which 275 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.2 ms
Discarding 20 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 144 transitions
Trivial Post-agglo rules discarded 144 transitions
Performed 144 trivial Post agglomeration. Transition count delta: 144
Iterating post reduction 0 with 144 rules applied. Total rules applied 146 place count 274 transition count 155
Reduce places removed 144 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 153 rules applied. Total rules applied 299 place count 130 transition count 146
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 302 place count 128 transition count 145
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 303 place count 127 transition count 145
Performed 35 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 35 Pre rules applied. Total rules applied 303 place count 127 transition count 110
Deduced a syphon composed of 35 places in 0 ms
Reduce places removed 35 places and 0 transitions.
Iterating global reduction 4 with 70 rules applied. Total rules applied 373 place count 92 transition count 110
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 389 place count 76 transition count 94
Iterating global reduction 4 with 16 rules applied. Total rules applied 405 place count 76 transition count 94
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 405 place count 76 transition count 93
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 407 place count 75 transition count 93
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 503 place count 27 transition count 45
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 504 place count 27 transition count 44
Discarding 14 places :
Symmetric choice reduction at 5 with 14 rule applications. Total rules 518 place count 13 transition count 17
Iterating global reduction 5 with 14 rules applied. Total rules applied 532 place count 13 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 534 place count 12 transition count 16
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 535 place count 12 transition count 16
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 536 place count 11 transition count 15
Applied a total of 536 rules in 26 ms. Remains 11 /300 variables (removed 289) and now considering 15/309 (removed 294) transitions.
// Phase 1: matrix 15 rows 11 cols
[2025-06-03 15:12:35] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:12:35] [INFO ] Implicit Places using invariants in 37 ms returned []
[2025-06-03 15:12:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:12:35] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 15:12:35] [INFO ] Implicit Places using invariants and state equation in 51 ms returned []
Implicit Place search using SMT with State Equation took 89 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 15:12:35] [INFO ] Redundant transitions in 13 ms returned []
Running 9 sub problems to find dead transitions.
[2025-06-03 15:12:35] [INFO ] Invariant cache hit.
[2025-06-03 15:12:35] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 14/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 3/25 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 1/26 variables, 1/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 12 constraints, problems are : Problem set: 0 solved, 9 unsolved in 213 ms.
Refiners :[State Equation: 11/11 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 14/22 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/22 variables, 2/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/22 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 3/25 variables, 3/13 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 7/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 1/26 variables, 1/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/26 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/26 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 21 constraints, problems are : Problem set: 0 solved, 9 unsolved in 294 ms.
Refiners :[State Equation: 11/11 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 513ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 513ms
Starting structural reductions in SI_LTL mode, iteration 1 : 11/300 places, 15/309 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 647 ms. Remains : 11/300 places, 15/309 transitions.
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-10
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-10 finished in 734 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 300 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 149 transitions
Trivial Post-agglo rules discarded 149 transitions
Performed 149 trivial Post agglomeration. Transition count delta: 149
Iterating post reduction 0 with 149 rules applied. Total rules applied 149 place count 299 transition count 159
Reduce places removed 149 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 158 rules applied. Total rules applied 307 place count 150 transition count 150
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 310 place count 148 transition count 149
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 3 with 3 rules applied. Total rules applied 313 place count 147 transition count 147
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 314 place count 146 transition count 147
Performed 36 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 36 Pre rules applied. Total rules applied 314 place count 146 transition count 111
Deduced a syphon composed of 36 places in 0 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 5 with 72 rules applied. Total rules applied 386 place count 110 transition count 111
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 387 place count 109 transition count 110
Iterating global reduction 5 with 1 rules applied. Total rules applied 388 place count 109 transition count 110
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 388 place count 109 transition count 109
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 390 place count 108 transition count 109
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 5 with 98 rules applied. Total rules applied 488 place count 59 transition count 60
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 489 place count 59 transition count 59
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 490 place count 58 transition count 58
Iterating global reduction 6 with 1 rules applied. Total rules applied 491 place count 58 transition count 58
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 493 place count 57 transition count 57
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 6 with 1 rules applied. Total rules applied 494 place count 56 transition count 56
Applied a total of 494 rules in 45 ms. Remains 56 /300 variables (removed 244) and now considering 56/309 (removed 253) transitions.
[2025-06-03 15:12:36] [INFO ] Flow matrix only has 41 transitions (discarded 15 similar events)
// Phase 1: matrix 41 rows 56 cols
[2025-06-03 15:12:36] [INFO ] Computed 17 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:12:36] [INFO ] Implicit Places using invariants in 128 ms returned []
[2025-06-03 15:12:36] [INFO ] Flow matrix only has 41 transitions (discarded 15 similar events)
[2025-06-03 15:12:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:12:36] [INFO ] Implicit Places using invariants and state equation in 177 ms returned []
Implicit Place search using SMT with State Equation took 307 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 15:12:36] [INFO ] Redundant transitions in 2 ms returned []
Running 23 sub problems to find dead transitions.
[2025-06-03 15:12:36] [INFO ] Flow matrix only has 41 transitions (discarded 15 similar events)
[2025-06-03 15:12:36] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (OVERLAPS) 16/56 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/56 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (OVERLAPS) 41/97 variables, 56/73 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (OVERLAPS) 0/97 variables, 0/73 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Real declared 97/97 variables, and 73 constraints, problems are : Problem set: 0 solved, 23 unsolved in 975 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 23 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 2 (OVERLAPS) 16/56 variables, 16/17 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/56 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 4 (OVERLAPS) 41/97 variables, 56/73 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/97 variables, 23/96 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/97 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 23 unsolved
At refinement iteration 7 (OVERLAPS) 0/97 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 23 unsolved
No progress, stopping.
After SMT solving in domain Int declared 97/97 variables, and 96 constraints, problems are : Problem set: 0 solved, 23 unsolved in 1502 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 56/56 constraints, PredecessorRefiner: 23/23 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2492ms problems are : Problem set: 0 solved, 23 unsolved
Search for dead transitions found 0 dead transitions in 2492ms
Starting structural reductions in SI_LTL mode, iteration 1 : 56/300 places, 56/309 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2854 ms. Remains : 56/300 places, 56/309 transitions.
Stuttering acceptance computed with spot in 189 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-11
Stuttering criterion allowed to conclude after 10 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-11 finished in 3071 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0)&&F(p1))))'
Support contains 4 out of 300 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 288 transition count 297
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 288 transition count 297
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 26 place count 288 transition count 295
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 31 place count 283 transition count 290
Iterating global reduction 1 with 5 rules applied. Total rules applied 36 place count 283 transition count 290
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 41 place count 283 transition count 285
Applied a total of 41 rules in 27 ms. Remains 283 /300 variables (removed 17) and now considering 285/309 (removed 24) transitions.
// Phase 1: matrix 285 rows 283 cols
[2025-06-03 15:12:39] [INFO ] Computed 17 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:12:39] [INFO ] Implicit Places using invariants in 172 ms returned []
[2025-06-03 15:12:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:12:39] [INFO ] Implicit Places using invariants and state equation in 421 ms returned []
Implicit Place search using SMT with State Equation took 605 ms to find 0 implicit places.
Running 284 sub problems to find dead transitions.
[2025-06-03 15:12:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 2 (OVERLAPS) 285/567 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/567 variables, 0/299 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 4 (OVERLAPS) 1/568 variables, 1/300 constraints. Problems are: Problem set: 0 solved, 284 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 568/568 variables, and 300 constraints, problems are : Problem set: 0 solved, 284 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 284/284 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 284 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/282 variables, 17/17 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/282 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 2 (OVERLAPS) 285/567 variables, 282/299 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/567 variables, 284/583 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/567 variables, 0/583 constraints. Problems are: Problem set: 0 solved, 284 unsolved
At refinement iteration 5 (OVERLAPS) 1/568 variables, 1/584 constraints. Problems are: Problem set: 0 solved, 284 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 568/568 variables, and 584 constraints, problems are : Problem set: 0 solved, 284 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 17/17 constraints, State Equation: 283/283 constraints, PredecessorRefiner: 284/284 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60084ms problems are : Problem set: 0 solved, 284 unsolved
Search for dead transitions found 0 dead transitions in 60086ms
Starting structural reductions in LTL mode, iteration 1 : 283/300 places, 285/309 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 60722 ms. Remains : 283/300 places, 285/309 transitions.
Stuttering acceptance computed with spot in 188 ms :[(NOT p0), (OR (NOT p1) (NOT p0)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-13
Entered a terminal (fully accepting) state of product in 6 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-13 finished in 60955 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)))'
Support contains 2 out of 300 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 300/300 places, 309/309 transitions.
Graph (trivial) has 255 edges and 300 vertex of which 6 / 300 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 456 edges and 295 vertex of which 275 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.1 ms
Discarding 20 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 143 transitions
Trivial Post-agglo rules discarded 143 transitions
Performed 143 trivial Post agglomeration. Transition count delta: 143
Iterating post reduction 0 with 143 rules applied. Total rules applied 145 place count 274 transition count 156
Reduce places removed 143 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 152 rules applied. Total rules applied 297 place count 131 transition count 147
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 4 rules applied. Total rules applied 301 place count 129 transition count 145
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 303 place count 127 transition count 145
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 34 Pre rules applied. Total rules applied 303 place count 127 transition count 111
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 4 with 68 rules applied. Total rules applied 371 place count 93 transition count 111
Discarding 16 places :
Symmetric choice reduction at 4 with 16 rule applications. Total rules 387 place count 77 transition count 95
Iterating global reduction 4 with 16 rules applied. Total rules applied 403 place count 77 transition count 95
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 403 place count 77 transition count 94
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 405 place count 76 transition count 94
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 4 with 100 rules applied. Total rules applied 505 place count 26 transition count 44
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 506 place count 26 transition count 43
Discarding 14 places :
Symmetric choice reduction at 5 with 14 rule applications. Total rules 520 place count 12 transition count 16
Iterating global reduction 5 with 14 rules applied. Total rules applied 534 place count 12 transition count 16
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 536 place count 11 transition count 15
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 537 place count 10 transition count 14
Applied a total of 537 rules in 27 ms. Remains 10 /300 variables (removed 290) and now considering 14/309 (removed 295) transitions.
// Phase 1: matrix 14 rows 10 cols
[2025-06-03 15:13:40] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:13:40] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-03 15:13:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 15:13:40] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 15:13:40] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 86 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 15:13:40] [INFO ] Redundant transitions in 25 ms returned []
Running 9 sub problems to find dead transitions.
[2025-06-03 15:13:40] [INFO ] Invariant cache hit.
[2025-06-03 15:13:40] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 13/20 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 3/23 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (OVERLAPS) 1/24 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 11 constraints, problems are : Problem set: 0 solved, 9 unsolved in 247 ms.
Refiners :[State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 13/20 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (OVERLAPS) 3/23 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/23 variables, 8/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (OVERLAPS) 1/24 variables, 1/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/24 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (OVERLAPS) 0/24 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 20 constraints, problems are : Problem set: 0 solved, 9 unsolved in 260 ms.
Refiners :[State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 529ms problems are : Problem set: 0 solved, 9 unsolved
Search for dead transitions found 0 dead transitions in 529ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/300 places, 14/309 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 686 ms. Remains : 10/300 places, 14/309 transitions.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLCardinality-15
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-16b-LTLCardinality-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLCardinality-15 finished in 755 ms.
All properties solved by simple procedures.
Total runtime 846279 ms.
BK_STOP 1748963620993
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="GPUForwardProgress-PT-16b"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is GPUForwardProgress-PT-16b, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r100-smll-174867007900435"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-16b.tgz
mv GPUForwardProgress-PT-16b execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;