About the Execution of ITS-Tools for GPUForwardProgress-PT-40b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 818961.00 | 0.00 | 0.00 | TTFTTFFFTTFFTFFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r100-smll-174867008100531.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-40b, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r100-smll-174867008100531
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 676K
-rw-r--r-- 1 mcc users 7.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K 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 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 110K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K 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 199K 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-40b-LTLCardinality-00
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-01
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-02
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-03
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-04
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-05
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-06
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-07
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-08
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-09
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-10
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-11
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-12
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-13
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-14
FORMULA_NAME GPUForwardProgress-PT-40b-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1748994066334
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-40b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLCardinality PT
Running Version 202505121319
[2025-06-03 23:41:08] [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 23:41:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 23:41:09] [INFO ] Load time of PNML (sax parser for PT used): 262 ms
[2025-06-03 23:41:09] [INFO ] Transformed 796 places.
[2025-06-03 23:41:09] [INFO ] Transformed 837 transitions.
[2025-06-03 23:41:09] [INFO ] Found NUPN structural information;
[2025-06-03 23:41:09] [INFO ] Parsed PT model containing 796 places and 837 transitions and 2077 arcs in 512 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 24 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-12 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 29 out of 796 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 796/796 places, 837/837 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 795 transition count 837
Discarding 80 places :
Symmetric choice reduction at 1 with 80 rule applications. Total rules 81 place count 715 transition count 757
Iterating global reduction 1 with 80 rules applied. Total rules applied 161 place count 715 transition count 757
Discarding 37 places :
Symmetric choice reduction at 1 with 37 rule applications. Total rules 198 place count 678 transition count 720
Iterating global reduction 1 with 37 rules applied. Total rules applied 235 place count 678 transition count 720
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 1 with 35 rules applied. Total rules applied 270 place count 678 transition count 685
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 271 place count 677 transition count 684
Iterating global reduction 2 with 1 rules applied. Total rules applied 272 place count 677 transition count 684
Applied a total of 272 rules in 515 ms. Remains 677 /796 variables (removed 119) and now considering 684/837 (removed 153) transitions.
// Phase 1: matrix 684 rows 677 cols
[2025-06-03 23:41:10] [INFO ] Computed 41 invariants in 53 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:41:11] [INFO ] Implicit Places using invariants in 978 ms returned []
[2025-06-03 23:41:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:41:12] [INFO ] Implicit Places using invariants and state equation in 1386 ms returned []
Implicit Place search using SMT with State Equation took 2449 ms to find 0 implicit places.
Running 683 sub problems to find dead transitions.
[2025-06-03 23:41:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/676 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 683 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s2 1.0)
(s3 1.0)
(s4 1.0)
(s5 1.0)
(s6 1.0)
(s7 1.0)
(s8 1.0)
(s9 1.0)
(s10 1.0)
(s11 1.0)
(s12 1.0)
(s13 1.0)
(s14 1.0)
(s15 1.0)
(s16 1.0)
(s17 1.0)
(s18 1.0)
(s19 1.0)
(s20 1.0)
(s21 1.0)
(s22 1.0)
(s23 1.0)
(s24 1.0)
(s25 1.0)
(s26 1.0)
(s27 1.0)
(s28 1.0)
(s29 1.0)
(s30 1.0)
(s31 1.0)
(s32 1.0)
(s33 1.0)
(s34 1.0)
(s35 1.0)
(s36 1.0)
(s37 1.0)
(s38 1.0)
(s39 1.0)
(s40 1.0)
(s41 0.0)
(s42 0.0)
(s43 0.0)
(s44 0.0)
(s45 0.0)
(s46 1.0)
(s47 0.0)
(s48 0.0)
(s49 0.0)
(s50 1.0)
(s51 0.0)
(s52 0.0)
(s53 0.0)
(s54 0.0)
(s55 0.0)
(s56 0.0)
(s57 0.0)
(s58 0.0)
(s59 0.0)
(s60 1.0)
(s61 0.0)
(s62 0.0)
(s63 0.0)
(s64 0.0)
(s65 1.0)
(s66 0.0)
(s67 0.0)
(s68 0.0)
(s69 0.0)
(s70 0.0)
(s71 0.0)
(s72 1.0)
(s73 0.0)
(s74 0.0)
(s75 0.0)
(s76 0.0)
(s77 0.0)
(s78 0.0)
(s79 1.0)
(s80 1.0)
(s81 0.0)
(s82 0.0)
(s83 0.0)
(s84 0.0)
(s85 0.0)
(s86 0.0)
(s87 0.0)
(s88 0.0)
(s89 0.0)
(s90 1.0)
(s91 1.0)
(s92 0.0)
(s93 0.0)
(s94 0.0)
(s95 1.0)
(s96 0.0)
(s97 1.0)
(s98 0.0)
(s99 0.0)
(s100 0.0)
(s101 0.0)
(s102 1.0)
(s103 0.0)
(s104 0.0)
(s105 1.0)
(s106 0.0)
(s107 1.0)
(s108 0.0)
(s109 1.0)
(s110 1.0)
(s111 0.0)
(s112 0.0)
(s113 0.0)
(s114 0.0)
(s115 0.0)
(s116 0.0)
(s117 1.0)
(s118 0.0)
(s119 0.0)
(s120 1.0)
(s121 0.0)
(s122 1.0)
(s123 0.0)
(s124 1.0)
(s125 1.0)
(s126 0.0)
(s127 1.0)
(s128 0.0)
(s129 0.0)
(s130 0.0)
(s131 0.0)
(s132 1.0)
(s133 0.0)
(s134 1.0)
(s135 1.0)
(s136 1.0)
(s137 0.0)
(s138 0.0)
(s139 1.0)
(s140 1.0)
(s141 0.0)
(s142 0.0)
(s143 0.0)
(s144 1.0)
(s145 0.0)
(s146 0.0)
(s147 1.0)
(s148 1.0)
(s149 0.0)
(s150 1.0)
(s151 1.0)
(s152 1.0)
(s153 1.0)
(s154 0.0)
(s155 1.0)
(s156 0.0)
(s157 0.0)
(s158 0.0)
(s159 0.0)
(s160 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 676/1361 variables, and 41 constraints, problems are : Problem set: 0 solved, 683 unsolved in 30072 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/677 constraints, PredecessorRefiner: 683/683 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 683 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/676 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 683 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/676 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 683 unsolved
At refinement iteration 2 (OVERLAPS) 684/1360 variables, 676/717 constraints. Problems are: Problem set: 0 solved, 683 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1360/1361 variables, and 1400 constraints, problems are : Problem set: 0 solved, 683 unsolved in 30196 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 676/677 constraints, PredecessorRefiner: 683/683 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60905ms problems are : Problem set: 0 solved, 683 unsolved
Search for dead transitions found 0 dead transitions in 60940ms
Starting structural reductions in LTL mode, iteration 1 : 677/796 places, 684/837 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63955 ms. Remains : 677/796 places, 684/837 transitions.
Support contains 29 out of 677 places after structural reductions.
[2025-06-03 23:42:13] [INFO ] Flatten gal took : 134 ms
[2025-06-03 23:42:14] [INFO ] Flatten gal took : 62 ms
[2025-06-03 23:42:14] [INFO ] Input system was already deterministic with 684 transitions.
RANDOM walk for 40000 steps (114 resets) in 1775 ms. (22 steps per ms) remains 6/13 properties
BEST_FIRST walk for 40004 steps (11 resets) in 197 ms. (202 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 152 ms. (261 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 143 ms. (277 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (12 resets) in 125 ms. (317 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40004 steps (11 resets) in 130 ms. (305 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40003 steps (11 resets) in 163 ms. (243 steps per ms) remains 6/6 properties
[2025-06-03 23:42:15] [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) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 192/205 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/205 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 471/676 variables, 31/41 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/676 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 684/1360 variables, 676/717 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1360 variables, 0/717 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (OVERLAPS) 1/1361 variables, 1/718 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1361 variables, 0/718 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (OVERLAPS) 0/1361 variables, 0/718 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1361/1361 variables, and 718 constraints, problems are : Problem set: 0 solved, 6 unsolved in 947 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 677/677 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 6 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 1 (OVERLAPS) 192/205 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/205 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 3 (OVERLAPS) 471/676 variables, 31/41 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/676 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 5 (OVERLAPS) 684/1360 variables, 676/717 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1360 variables, 6/723 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1360 variables, 0/723 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 8 (OVERLAPS) 1/1361 variables, 1/724 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1361 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 6 unsolved
At refinement iteration 10 (OVERLAPS) 0/1361 variables, 0/724 constraints. Problems are: Problem set: 0 solved, 6 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1361/1361 variables, and 724 constraints, problems are : Problem set: 0 solved, 6 unsolved in 2903 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 677/677 constraints, PredecessorRefiner: 6/6 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3863ms problems are : Problem set: 0 solved, 6 unsolved
Fused 6 Parikh solutions to 3 different solutions.
Finished Parikh walk after 341 steps, including 0 resets, run visited all 6 properties in 9 ms. (steps per millisecond=37 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 6 properties in 15 ms.
Computed a total of 124 stabilizing places and 124 stable transitions
Graph (complete) has 1053 edges and 677 vertex of which 633 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.28 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X((G(F(p0)) U p1))))'
Support contains 4 out of 677 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 670 transition count 677
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 670 transition count 677
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 20 place count 664 transition count 671
Iterating global reduction 0 with 6 rules applied. Total rules applied 26 place count 664 transition count 671
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 31 place count 664 transition count 666
Applied a total of 31 rules in 71 ms. Remains 664 /677 variables (removed 13) and now considering 666/684 (removed 18) transitions.
// Phase 1: matrix 666 rows 664 cols
[2025-06-03 23:42:19] [INFO ] Computed 41 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:42:19] [INFO ] Implicit Places using invariants in 327 ms returned []
[2025-06-03 23:42:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:42:20] [INFO ] Implicit Places using invariants and state equation in 1009 ms returned []
Implicit Place search using SMT with State Equation took 1339 ms to find 0 implicit places.
Running 665 sub problems to find dead transitions.
[2025-06-03 23:42:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/663 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 665 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 663/1330 variables, and 41 constraints, problems are : Problem set: 0 solved, 665 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/664 constraints, PredecessorRefiner: 665/665 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 665 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/663 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 665 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/663 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 665 unsolved
At refinement iteration 2 (OVERLAPS) 666/1329 variables, 663/704 constraints. Problems are: Problem set: 0 solved, 665 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1329 variables, 665/1369 constraints. Problems are: Problem set: 0 solved, 665 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1329/1330 variables, and 1369 constraints, problems are : Problem set: 0 solved, 665 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 663/664 constraints, PredecessorRefiner: 665/665 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60290ms problems are : Problem set: 0 solved, 665 unsolved
Search for dead transitions found 0 dead transitions in 60294ms
Starting structural reductions in LTL mode, iteration 1 : 664/677 places, 666/684 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61708 ms. Remains : 664/677 places, 666/684 transitions.
Stuttering acceptance computed with spot in 403 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-03
Product exploration explored 100000 steps with 33333 reset in 504 ms.
Product exploration explored 100000 steps with 33333 reset in 396 ms.
Computed a total of 123 stabilizing places and 123 stable transitions
Graph (complete) has 1035 edges and 664 vertex of which 620 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.16 ms
Computed a total of 123 stabilizing places and 123 stable transitions
Knowledge obtained : [(AND p1 p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p1)), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 4 factoid took 22 ms. Reduced automaton from 5 states, 8 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-03 finished in 63173 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X(G(p1))))'
Support contains 4 out of 677 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 5 place count 672 transition count 679
Iterating global reduction 0 with 5 rules applied. Total rules applied 10 place count 672 transition count 679
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 14 place count 668 transition count 675
Iterating global reduction 0 with 4 rules applied. Total rules applied 18 place count 668 transition count 675
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 21 place count 668 transition count 672
Applied a total of 21 rules in 127 ms. Remains 668 /677 variables (removed 9) and now considering 672/684 (removed 12) transitions.
// Phase 1: matrix 672 rows 668 cols
[2025-06-03 23:43:22] [INFO ] Computed 41 invariants in 8 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:43:22] [INFO ] Implicit Places using invariants in 279 ms returned []
[2025-06-03 23:43:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:43:23] [INFO ] Implicit Places using invariants and state equation in 960 ms returned []
Implicit Place search using SMT with State Equation took 1246 ms to find 0 implicit places.
Running 671 sub problems to find dead transitions.
[2025-06-03 23:43:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/667 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 671 unsolved
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(s601 1.0)
(s602 1.0)
(s603 1.0)
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 667/1340 variables, and 41 constraints, problems are : Problem set: 0 solved, 671 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/668 constraints, PredecessorRefiner: 671/671 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 671 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/667 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 671 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/667 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 671 unsolved
At refinement iteration 2 (OVERLAPS) 672/1339 variables, 667/708 constraints. Problems are: Problem set: 0 solved, 671 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1339 variables, 671/1379 constraints. Problems are: Problem set: 0 solved, 671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1339/1340 variables, and 1379 constraints, problems are : Problem set: 0 solved, 671 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 667/668 constraints, PredecessorRefiner: 671/671 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60178ms problems are : Problem set: 0 solved, 671 unsolved
Search for dead transitions found 0 dead transitions in 60181ms
Starting structural reductions in LTL mode, iteration 1 : 668/677 places, 672/684 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61560 ms. Remains : 668/677 places, 672/684 transitions.
Stuttering acceptance computed with spot in 134 ms :[(NOT p1), true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-06
Entered a terminal (fully accepting) state of product in 81722 steps with 242 reset in 227 ms.
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-06 finished in 61946 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)||G((X(X(p2))||p1))))'
Support contains 6 out of 677 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 4 place count 673 transition count 680
Iterating global reduction 0 with 4 rules applied. Total rules applied 8 place count 673 transition count 680
Discarding 4 places :
Symmetric choice reduction at 0 with 4 rule applications. Total rules 12 place count 669 transition count 676
Iterating global reduction 0 with 4 rules applied. Total rules applied 16 place count 669 transition count 676
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 20 place count 669 transition count 672
Applied a total of 20 rules in 78 ms. Remains 669 /677 variables (removed 8) and now considering 672/684 (removed 12) transitions.
// Phase 1: matrix 672 rows 669 cols
[2025-06-03 23:44:24] [INFO ] Computed 41 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:44:24] [INFO ] Implicit Places using invariants in 299 ms returned []
[2025-06-03 23:44:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:44:25] [INFO ] Implicit Places using invariants and state equation in 851 ms returned []
Implicit Place search using SMT with State Equation took 1155 ms to find 0 implicit places.
Running 671 sub problems to find dead transitions.
[2025-06-03 23:44:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/668 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 668/1341 variables, and 41 constraints, problems are : Problem set: 0 solved, 671 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/669 constraints, PredecessorRefiner: 671/671 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 671 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/668 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 671 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/668 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 671 unsolved
At refinement iteration 2 (OVERLAPS) 672/1340 variables, 668/709 constraints. Problems are: Problem set: 0 solved, 671 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1340 variables, 671/1380 constraints. Problems are: Problem set: 0 solved, 671 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1340/1341 variables, and 1380 constraints, problems are : Problem set: 0 solved, 671 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 668/669 constraints, PredecessorRefiner: 671/671 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60195ms problems are : Problem set: 0 solved, 671 unsolved
Search for dead transitions found 0 dead transitions in 60197ms
Starting structural reductions in LTL mode, iteration 1 : 669/677 places, 672/684 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61435 ms. Remains : 669/677 places, 672/684 transitions.
Stuttering acceptance computed with spot in 314 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (NOT p2), true, (NOT p2), (AND (NOT p2) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-08
Product exploration explored 100000 steps with 50000 reset in 240 ms.
Product exploration explored 100000 steps with 50000 reset in 256 ms.
Computed a total of 124 stabilizing places and 124 stable transitions
Graph (complete) has 1041 edges and 669 vertex of which 625 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.7 ms
Computed a total of 124 stabilizing places and 124 stable transitions
Knowledge obtained : [(AND p1 p0 (NOT p2)), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X p1), (X (X p1)), (X (X (NOT p2)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 6 factoid took 19 ms. Reduced automaton from 7 states, 10 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-08 finished in 62306 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G(p0) U (p1 U X(X(p1))))))'
Support contains 5 out of 677 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 671 transition count 678
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 671 transition count 678
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 17 place count 666 transition count 673
Iterating global reduction 0 with 5 rules applied. Total rules applied 22 place count 666 transition count 673
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 26 place count 666 transition count 669
Applied a total of 26 rules in 66 ms. Remains 666 /677 variables (removed 11) and now considering 669/684 (removed 15) transitions.
// Phase 1: matrix 669 rows 666 cols
[2025-06-03 23:45:26] [INFO ] Computed 41 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:45:26] [INFO ] Implicit Places using invariants in 272 ms returned []
[2025-06-03 23:45:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:45:27] [INFO ] Implicit Places using invariants and state equation in 869 ms returned []
Implicit Place search using SMT with State Equation took 1145 ms to find 0 implicit places.
Running 668 sub problems to find dead transitions.
[2025-06-03 23:45:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 665/1335 variables, and 41 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30027 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 668 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 2 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1334 variables, 668/1374 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1334/1335 variables, and 1374 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 665/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60180ms problems are : Problem set: 0 solved, 668 unsolved
Search for dead transitions found 0 dead transitions in 60184ms
Starting structural reductions in LTL mode, iteration 1 : 666/677 places, 669/684 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61397 ms. Remains : 666/677 places, 669/684 transitions.
Stuttering acceptance computed with spot in 741 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p0) (NOT p1)), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-09
Product exploration explored 100000 steps with 25000 reset in 282 ms.
Product exploration explored 100000 steps with 25000 reset in 309 ms.
Computed a total of 123 stabilizing places and 123 stable transitions
Graph (complete) has 1038 edges and 666 vertex of which 622 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.10 ms
Computed a total of 123 stabilizing places and 123 stable transitions
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : []
Knowledge based reduction with 11 factoid took 206 ms. Reduced automaton from 14 states, 27 edges and 2 AP (stutter sensitive) to 10 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 496 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 40000 steps (117 resets) in 460 ms. (86 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (11 resets) in 242 ms. (164 steps per ms) remains 1/3 properties
BEST_FIRST walk for 40003 steps (12 resets) in 183 ms. (217 steps per ms) remains 1/1 properties
[2025-06-03 23:46:30] [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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 118/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 542/665 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1334 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 1/1335 variables, 1/707 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1335 variables, 0/707 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (OVERLAPS) 0/1335 variables, 0/707 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1335/1335 variables, and 707 constraints, problems are : Problem set: 0 solved, 1 unsolved in 600 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 666/666 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 118/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 542/665 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1334 variables, 1/707 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1334 variables, 0/707 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 1/1335 variables, 1/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1335 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 10 (OVERLAPS) 0/1335 variables, 0/708 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1335/1335 variables, and 708 constraints, problems are : Problem set: 0 solved, 1 unsolved in 828 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 666/666 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1444ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 77 ms.
Support contains 5 out of 666 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 666/666 places, 669/669 transitions.
Graph (trivial) has 539 edges and 666 vertex of which 6 / 666 are part of one of the 1 SCC in 6 ms
Free SCC test removed 5 places
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Graph (complete) has 1031 edges and 661 vertex of which 617 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.3 ms
Discarding 44 places :
Also discarding 2 output transitions
Drop transitions (Output transitions of discarded places.) removed 2 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 317 transitions
Trivial Post-agglo rules discarded 317 transitions
Performed 317 trivial Post agglomeration. Transition count delta: 317
Iterating post reduction 0 with 319 rules applied. Total rules applied 321 place count 617 transition count 340
Reduce places removed 317 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 319 rules applied. Total rules applied 640 place count 300 transition count 338
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 642 place count 298 transition count 338
Performed 81 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 81 Pre rules applied. Total rules applied 642 place count 298 transition count 257
Deduced a syphon composed of 81 places in 1 ms
Reduce places removed 81 places and 0 transitions.
Iterating global reduction 3 with 162 rules applied. Total rules applied 804 place count 217 transition count 257
Discarding 41 places :
Symmetric choice reduction at 3 with 41 rule applications. Total rules 845 place count 176 transition count 216
Iterating global reduction 3 with 41 rules applied. Total rules applied 886 place count 176 transition count 216
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 886 place count 176 transition count 215
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 888 place count 175 transition count 215
Performed 122 Post agglomeration using F-continuation condition.Transition count delta: 122
Deduced a syphon composed of 122 places in 1 ms
Reduce places removed 122 places and 0 transitions.
Iterating global reduction 3 with 244 rules applied. Total rules applied 1132 place count 53 transition count 93
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 153 edges and 53 vertex of which 52 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 3 with 2 rules applied. Total rules applied 1134 place count 52 transition count 92
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 1136 place count 52 transition count 90
Discarding 34 places :
Symmetric choice reduction at 5 with 34 rule applications. Total rules 1170 place count 18 transition count 22
Iterating global reduction 5 with 34 rules applied. Total rules applied 1204 place count 18 transition count 22
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 5 with 5 rules applied. Total rules applied 1209 place count 15 transition count 20
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Graph (complete) has 24 edges and 15 vertex of which 14 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 5 with 3 rules applied. Total rules applied 1212 place count 14 transition count 18
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1213 place count 14 transition count 17
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 7 with 1 rules applied. Total rules applied 1214 place count 13 transition count 16
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 7 with 3 rules applied. Total rules applied 1217 place count 12 transition count 14
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1218 place count 11 transition count 14
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 1 Pre rules applied. Total rules applied 1218 place count 11 transition count 13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 9 with 2 rules applied. Total rules applied 1220 place count 10 transition count 13
Applied a total of 1220 rules in 130 ms. Remains 10 /666 variables (removed 656) and now considering 13/669 (removed 656) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 131 ms. Remains : 10/666 places, 13/669 transitions.
RANDOM walk for 24 steps (0 resets) in 4 ms. (4 steps per ms) remains 0/1 properties
Knowledge obtained : [(AND p1 p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND (NOT p1) p0))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND (NOT p1) p0)))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (X (X p1))]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1))]
Knowledge based reduction with 11 factoid took 346 ms. Reduced automaton from 10 states, 15 edges and 2 AP (stutter sensitive) to 10 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 430 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 446 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 5 out of 666 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 666/666 places, 669/669 transitions.
Applied a total of 0 rules in 44 ms. Remains 666 /666 variables (removed 0) and now considering 669/669 (removed 0) transitions.
[2025-06-03 23:46:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:46:33] [INFO ] Implicit Places using invariants in 369 ms returned []
[2025-06-03 23:46:33] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:46:34] [INFO ] Implicit Places using invariants and state equation in 910 ms returned []
Implicit Place search using SMT with State Equation took 1281 ms to find 0 implicit places.
Running 668 sub problems to find dead transitions.
[2025-06-03 23:46:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 665/1335 variables, and 41 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 668 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 2 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1334/1335 variables, and 1374 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30066 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 665/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60206ms problems are : Problem set: 0 solved, 668 unsolved
Search for dead transitions found 0 dead transitions in 60210ms
Finished structural reductions in LTL mode , in 1 iterations and 61537 ms. Remains : 666/666 places, 669/669 transitions.
Computed a total of 123 stabilizing places and 123 stable transitions
Graph (complete) has 1038 edges and 666 vertex of which 622 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.9 ms
Computed a total of 123 stabilizing places and 123 stable transitions
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : []
Knowledge based reduction with 1 factoid took 145 ms. Reduced automaton from 10 states, 15 edges and 2 AP (stutter sensitive) to 10 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 503 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
RANDOM walk for 40000 steps (118 resets) in 652 ms. (61 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (9 resets) in 535 ms. (74 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (12 resets) in 102 ms. (388 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (12 resets) in 219 ms. (181 steps per ms) remains 3/3 properties
[2025-06-03 23:47:35] [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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 118/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 542/665 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1334 variables, 0/706 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 1/1335 variables, 1/707 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1335 variables, 0/707 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (OVERLAPS) 0/1335 variables, 0/707 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1335/1335 variables, and 707 constraints, problems are : Problem set: 0 solved, 3 unsolved in 879 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 666/666 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) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 118/123 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/123 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 542/665 variables, 36/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1334 variables, 3/709 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1334 variables, 0/709 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 1/1335 variables, 1/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1335 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 10 (OVERLAPS) 0/1335 variables, 0/710 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 1335/1335 variables, and 710 constraints, problems are : Problem set: 0 solved, 3 unsolved in 1568 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 666/666 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2463ms problems are : Problem set: 0 solved, 3 unsolved
Finished Parikh walk after 323 steps, including 1 resets, run visited all 3 properties in 6 ms. (steps per millisecond=53 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Finished Parikh walk after 0 steps, including 0 resets, run visited all 0 properties in 1 ms. (steps per millisecond=0 )
Parikh walk visited 3 properties in 7 ms.
Knowledge obtained : [(AND p1 p0)]
False Knowledge obtained : [(F (NOT p0)), (F (NOT (OR p0 p1))), (F (NOT (OR (NOT p0) p1))), (F (NOT p1))]
Knowledge based reduction with 1 factoid took 267 ms. Reduced automaton from 10 states, 15 edges and 2 AP (stutter sensitive) to 10 states, 15 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 486 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 485 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Stuttering acceptance computed with spot in 484 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Product exploration explored 100000 steps with 25000 reset in 243 ms.
Product exploration explored 100000 steps with 25000 reset in 259 ms.
Applying partial POR strategy [false, false, false, true, true, false, false, false, true, true]
Stuttering acceptance computed with spot in 485 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), true, (NOT p1), (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1)), (NOT p0)]
Support contains 5 out of 666 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 666/666 places, 669/669 transitions.
Graph (trivial) has 539 edges and 666 vertex of which 6 / 666 are part of one of the 1 SCC in 3 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 1032 edges and 661 vertex of which 617 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.6 ms
Discarding 44 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Performed 318 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 318 rules applied. Total rules applied 320 place count 617 transition count 660
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 42 Pre rules applied. Total rules applied 320 place count 617 transition count 662
Deduced a syphon composed of 360 places in 4 ms
Iterating global reduction 1 with 42 rules applied. Total rules applied 362 place count 617 transition count 662
Discarding 234 places :
Symmetric choice reduction at 1 with 234 rule applications. Total rules 596 place count 383 transition count 428
Deduced a syphon composed of 165 places in 3 ms
Iterating global reduction 1 with 234 rules applied. Total rules applied 830 place count 383 transition count 428
Discarding 39 places :
Symmetric choice reduction at 1 with 39 rule applications. Total rules 869 place count 344 transition count 389
Deduced a syphon composed of 126 places in 2 ms
Iterating global reduction 1 with 39 rules applied. Total rules applied 908 place count 344 transition count 389
Performed 124 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 250 places in 0 ms
Iterating global reduction 1 with 124 rules applied. Total rules applied 1032 place count 344 transition count 390
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 1034 place count 344 transition count 388
Discarding 85 places :
Symmetric choice reduction at 2 with 85 rule applications. Total rules 1119 place count 259 transition count 302
Deduced a syphon composed of 165 places in 0 ms
Iterating global reduction 2 with 85 rules applied. Total rules applied 1204 place count 259 transition count 302
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 166 places in 1 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 1205 place count 259 transition count 302
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 1206 place count 258 transition count 301
Deduced a syphon composed of 165 places in 1 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 1207 place count 258 transition count 301
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: -120
Deduced a syphon composed of 206 places in 1 ms
Iterating global reduction 2 with 41 rules applied. Total rules applied 1248 place count 258 transition count 421
Discarding 74 places :
Symmetric choice reduction at 2 with 74 rule applications. Total rules 1322 place count 184 transition count 273
Deduced a syphon composed of 166 places in 1 ms
Iterating global reduction 2 with 74 rules applied. Total rules applied 1396 place count 184 transition count 273
Discarding 102 places :
Symmetric choice reduction at 2 with 102 rule applications. Total rules 1498 place count 82 transition count 103
Deduced a syphon composed of 64 places in 0 ms
Iterating global reduction 2 with 102 rules applied. Total rules applied 1600 place count 82 transition count 103
Deduced a syphon composed of 64 places in 0 ms
Applied a total of 1600 rules in 280 ms. Remains 82 /666 variables (removed 584) and now considering 103/669 (removed 566) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 23:47:41] [INFO ] Redundant transitions in 24 ms returned []
Running 102 sub problems to find dead transitions.
[2025-06-03 23:47:41] [INFO ] Flow matrix only has 102 transitions (discarded 1 similar events)
// Phase 1: matrix 102 rows 82 cols
[2025-06-03 23:47:41] [INFO ] Computed 0 invariants in 1 ms
[2025-06-03 23:47:41] [INFO ] State equation strengthened by 20 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 102 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD25 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 TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD47 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 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 TDEAD60 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
At refinement iteration 1 (OVERLAPS) 101/182 variables, 81/81 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/182 variables, 19/100 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/182 variables, 0/100 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 4 (OVERLAPS) 1/183 variables, 1/101 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/183 variables, 0/101 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 6 (OVERLAPS) 1/184 variables, 1/102 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/184 variables, 0/102 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 8 (OVERLAPS) 0/184 variables, 0/102 constraints. Problems are: Problem set: 76 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Real declared 184/184 variables, and 102 constraints, problems are : Problem set: 76 solved, 26 unsolved in 2558 ms.
Refiners :[State Equation: 82/82 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 102/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 76 solved, 26 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/17 variables, 0/0 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 1 (OVERLAPS) 100/117 variables, 17/17 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/117 variables, 19/36 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/117 variables, 26/62 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/117 variables, 0/62 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 5 (OVERLAPS) 66/183 variables, 65/127 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/183 variables, 0/127 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 7 (OVERLAPS) 1/184 variables, 1/128 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/184 variables, 0/128 constraints. Problems are: Problem set: 76 solved, 26 unsolved
At refinement iteration 9 (OVERLAPS) 0/184 variables, 0/128 constraints. Problems are: Problem set: 76 solved, 26 unsolved
No progress, stopping.
After SMT solving in domain Int declared 184/184 variables, and 128 constraints, problems are : Problem set: 76 solved, 26 unsolved in 3191 ms.
Refiners :[State Equation: 82/82 constraints, ReadFeed: 20/20 constraints, PredecessorRefiner: 26/102 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 5795ms problems are : Problem set: 76 solved, 26 unsolved
Search for dead transitions found 76 dead transitions in 5797ms
Found 76 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 76 transitions
Dead transitions reduction (with SMT) removed 76 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 82/666 places, 27/669 transitions.
Graph (complete) has 67 edges and 82 vertex of which 18 are kept as prefixes of interest. Removing 64 places using SCC suffix rule.1 ms
Discarding 64 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 3 ms. Remains 18 /82 variables (removed 64) and now considering 27/27 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 18/666 places, 27/669 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 6116 ms. Remains : 18/666 places, 27/669 transitions.
Built C files in :
/tmp/ltsmin17427804046882821583
[2025-06-03 23:47:47] [INFO ] Built C files in 47ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin17427804046882821583
Running compilation step : cd /tmp/ltsmin17427804046882821583;'/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 2193 ms.
Running link step : cd /tmp/ltsmin17427804046882821583;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 55 ms.
Running LTSmin : cd /tmp/ltsmin17427804046882821583;'/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/stateBased11940246323817372204.hoa' '--buchi-type=spotba'
LTSmin run took 441 ms.
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-09 TRUE TECHNIQUES EXPLICIT LTSMIN SAT_SMT
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-09 finished in 143934 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 677 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Graph (trivial) has 558 edges and 677 vertex of which 6 / 677 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 1047 edges and 672 vertex of which 628 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.3 ms
Discarding 44 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 331 transitions
Trivial Post-agglo rules discarded 331 transitions
Performed 331 trivial Post agglomeration. Transition count delta: 331
Iterating post reduction 0 with 331 rules applied. Total rules applied 333 place count 627 transition count 343
Reduce places removed 331 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 338 rules applied. Total rules applied 671 place count 296 transition count 336
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 673 place count 294 transition count 336
Performed 83 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 83 Pre rules applied. Total rules applied 673 place count 294 transition count 253
Deduced a syphon composed of 83 places in 0 ms
Reduce places removed 83 places and 0 transitions.
Iterating global reduction 3 with 166 rules applied. Total rules applied 839 place count 211 transition count 253
Discarding 39 places :
Symmetric choice reduction at 3 with 39 rule applications. Total rules 878 place count 172 transition count 214
Iterating global reduction 3 with 39 rules applied. Total rules applied 917 place count 172 transition count 214
Performed 121 Post agglomeration using F-continuation condition.Transition count delta: 121
Deduced a syphon composed of 121 places in 0 ms
Reduce places removed 121 places and 0 transitions.
Iterating global reduction 3 with 242 rules applied. Total rules applied 1159 place count 51 transition count 93
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1160 place count 51 transition count 92
Discarding 39 places :
Symmetric choice reduction at 4 with 39 rule applications. Total rules 1199 place count 12 transition count 15
Iterating global reduction 4 with 39 rules applied. Total rules applied 1238 place count 12 transition count 15
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 4 with 2 rules applied. Total rules applied 1240 place count 11 transition count 14
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1241 place count 10 transition count 13
Applied a total of 1241 rules in 61 ms. Remains 10 /677 variables (removed 667) and now considering 13/684 (removed 671) transitions.
// Phase 1: matrix 13 rows 10 cols
[2025-06-03 23:47:50] [INFO ] Computed 0 invariants in 0 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:47:50] [INFO ] Implicit Places using invariants in 34 ms returned []
[2025-06-03 23:47:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:47:50] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 23:47:50] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 75 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 23:47:50] [INFO ] Redundant transitions in 18 ms returned []
Running 8 sub problems to find dead transitions.
[2025-06-03 23:47:50] [INFO ] Invariant cache hit.
[2025-06-03 23:47:50] [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, 8 unsolved
At refinement iteration 1 (OVERLAPS) 12/19 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 3/22 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/22 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1/23 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/23 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 23/23 variables, and 11 constraints, problems are : Problem set: 0 solved, 8 unsolved in 212 ms.
Refiners :[State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 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, 8 unsolved
At refinement iteration 1 (OVERLAPS) 12/19 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/19 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/19 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 3/22 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/22 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/22 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 1/23 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/23 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 0/23 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 23/23 variables, and 19 constraints, problems are : Problem set: 0 solved, 8 unsolved in 245 ms.
Refiners :[State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 461ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 463ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10/677 places, 13/684 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 625 ms. Remains : 10/677 places, 13/684 transitions.
Stuttering acceptance computed with spot in 97 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-10
Stuttering criterion allowed to conclude after 6 steps with 1 reset in 0 ms.
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-10 finished in 744 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&&X(X(!p0)))||G(!p0)))))'
Support contains 2 out of 677 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 671 transition count 678
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 671 transition count 678
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 17 place count 666 transition count 673
Iterating global reduction 0 with 5 rules applied. Total rules applied 22 place count 666 transition count 673
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 26 place count 666 transition count 669
Applied a total of 26 rules in 121 ms. Remains 666 /677 variables (removed 11) and now considering 669/684 (removed 15) transitions.
// Phase 1: matrix 669 rows 666 cols
[2025-06-03 23:47:51] [INFO ] Computed 41 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:47:51] [INFO ] Implicit Places using invariants in 394 ms returned []
[2025-06-03 23:47:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:47:52] [INFO ] Implicit Places using invariants and state equation in 1080 ms returned []
Implicit Place search using SMT with State Equation took 1478 ms to find 0 implicit places.
Running 668 sub problems to find dead transitions.
[2025-06-03 23:47:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 665/1335 variables, and 41 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 668 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 2 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1334 variables, 668/1374 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1334/1335 variables, and 1374 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 665/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60172ms problems are : Problem set: 0 solved, 668 unsolved
Search for dead transitions found 0 dead transitions in 60174ms
Starting structural reductions in LTL mode, iteration 1 : 666/677 places, 669/684 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61775 ms. Remains : 666/677 places, 669/684 transitions.
Stuttering acceptance computed with spot in 144 ms :[p0, p0, p0, p0]
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-11
Product exploration explored 100000 steps with 363 reset in 194 ms.
Product exploration explored 100000 steps with 360 reset in 386 ms.
Computed a total of 123 stabilizing places and 123 stable transitions
Graph (complete) has 1038 edges and 666 vertex of which 622 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.8 ms
Computed a total of 123 stabilizing places and 123 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 112 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 4 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 184 ms :[p0, p0, p0, p0]
RANDOM walk for 1089 steps (0 resets) in 8 ms. (121 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 99 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 4 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 140 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 139 ms :[p0, p0, p0, p0]
[2025-06-03 23:48:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 23:48:55] [INFO ] [Real]Absence check using 0 positive and 41 generalized place invariants in 41 ms returned sat
[2025-06-03 23:48:56] [INFO ] [Real]Absence check using state equation in 1002 ms returned sat
[2025-06-03 23:48:56] [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 23:48:56] [INFO ] [Nat]Absence check using 0 positive and 41 generalized place invariants in 36 ms returned sat
[2025-06-03 23:48:59] [INFO ] [Nat]Absence check using state equation in 3026 ms returned sat
[2025-06-03 23:49:00] [INFO ] Computed and/alt/rep : 663/871/663 causal constraints (skipped 5 transitions) in 53 ms.
Could not prove EG p0
Support contains 2 out of 666 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 666/666 places, 669/669 transitions.
Applied a total of 0 rules in 36 ms. Remains 666 /666 variables (removed 0) and now considering 669/669 (removed 0) transitions.
[2025-06-03 23:49:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:49:11] [INFO ] Implicit Places using invariants in 437 ms returned []
[2025-06-03 23:49:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:49:12] [INFO ] Implicit Places using invariants and state equation in 875 ms returned []
Implicit Place search using SMT with State Equation took 1324 ms to find 0 implicit places.
Running 668 sub problems to find dead transitions.
[2025-06-03 23:49:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
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(s660 1.0)
(s661 1.0)
(s662 1.0)
(s663 1.0)
(s664 1.0)
(s665 timeout
1.0 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 665/1335 variables, and 41 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30028 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 668 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 2 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1334 variables, 668/1374 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1334/1335 variables, and 1374 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 665/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60186ms problems are : Problem set: 0 solved, 668 unsolved
Search for dead transitions found 0 dead transitions in 60189ms
Finished structural reductions in LTL mode , in 1 iterations and 61552 ms. Remains : 666/666 places, 669/669 transitions.
Computed a total of 123 stabilizing places and 123 stable transitions
Graph (complete) has 1038 edges and 666 vertex of which 622 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.4 ms
Computed a total of 123 stabilizing places and 123 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 4 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 134 ms :[p0, p0, p0, p0]
RANDOM walk for 1123 steps (0 resets) in 7 ms. (140 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 4 states, 6 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 146 ms :[p0, p0, p0, p0]
Stuttering acceptance computed with spot in 155 ms :[p0, p0, p0, p0]
[2025-06-03 23:50:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 15.0 s and query timeout 1500.0 ms
[2025-06-03 23:50:14] [INFO ] [Real]Absence check using 0 positive and 41 generalized place invariants in 41 ms returned sat
[2025-06-03 23:50:15] [INFO ] [Real]Absence check using state equation in 922 ms returned sat
[2025-06-03 23:50:15] [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 23:50:15] [INFO ] [Nat]Absence check using 0 positive and 41 generalized place invariants in 39 ms returned sat
[2025-06-03 23:50:18] [INFO ] [Nat]Absence check using state equation in 3387 ms returned sat
[2025-06-03 23:50:19] [INFO ] Computed and/alt/rep : 663/871/663 causal constraints (skipped 5 transitions) in 50 ms.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testEGap(DeadlockTester.java:590)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.computeEGknowledge(LTLPropertySolver.java:619)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.applyKnowledgeBasedReductions(LTLPropertySolver.java:581)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.checkLTLProperty(LTLPropertySolver.java:262)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStutteringLTLTest(LTLPropertySolver.java:225)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.runStructuralLTLCheck(LTLPropertySolver.java:76)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:975)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
[2025-06-03 23:50:30] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression EG p0
Could not prove EG p0
Stuttering acceptance computed with spot in 208 ms :[p0, p0, p0, p0]
Product exploration explored 100000 steps with 360 reset in 358 ms.
Product exploration explored 100000 steps with 363 reset in 331 ms.
Applying partial POR strategy [false, false, false, true]
Stuttering acceptance computed with spot in 136 ms :[p0, p0, p0, p0]
Support contains 2 out of 666 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 666/666 places, 669/669 transitions.
Graph (trivial) has 544 edges and 666 vertex of which 6 / 666 are part of one of the 1 SCC in 2 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 1032 edges and 661 vertex of which 617 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.2 ms
Discarding 44 places :
Also discarding 3 output transitions
Drop transitions (Output transitions of discarded places.) removed 3 transitions
Performed 322 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 322 rules applied. Total rules applied 324 place count 617 transition count 660
Performed 42 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 42 Pre rules applied. Total rules applied 324 place count 617 transition count 662
Deduced a syphon composed of 364 places in 1 ms
Iterating global reduction 1 with 42 rules applied. Total rules applied 366 place count 617 transition count 662
Discarding 239 places :
Symmetric choice reduction at 1 with 239 rule applications. Total rules 605 place count 378 transition count 423
Deduced a syphon composed of 164 places in 0 ms
Iterating global reduction 1 with 239 rules applied. Total rules applied 844 place count 378 transition count 423
Discarding 39 places :
Symmetric choice reduction at 1 with 39 rule applications. Total rules 883 place count 339 transition count 384
Deduced a syphon composed of 125 places in 0 ms
Iterating global reduction 1 with 39 rules applied. Total rules applied 922 place count 339 transition count 384
Performed 123 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 248 places in 0 ms
Iterating global reduction 1 with 123 rules applied. Total rules applied 1045 place count 339 transition count 385
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 1047 place count 339 transition count 383
Discarding 86 places :
Symmetric choice reduction at 2 with 86 rule applications. Total rules 1133 place count 253 transition count 296
Deduced a syphon composed of 162 places in 0 ms
Iterating global reduction 2 with 86 rules applied. Total rules applied 1219 place count 253 transition count 296
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 163 places in 0 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 1220 place count 253 transition count 296
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 1221 place count 252 transition count 295
Deduced a syphon composed of 162 places in 0 ms
Iterating global reduction 2 with 1 rules applied. Total rules applied 1222 place count 252 transition count 295
Performed 41 Post agglomeration using F-continuation condition.Transition count delta: -124
Deduced a syphon composed of 203 places in 0 ms
Iterating global reduction 2 with 41 rules applied. Total rules applied 1263 place count 252 transition count 419
Discarding 78 places :
Symmetric choice reduction at 2 with 78 rule applications. Total rules 1341 place count 174 transition count 263
Deduced a syphon composed of 163 places in 0 ms
Iterating global reduction 2 with 78 rules applied. Total rules applied 1419 place count 174 transition count 263
Discarding 114 places :
Symmetric choice reduction at 2 with 114 rule applications. Total rules 1533 place count 60 transition count 73
Deduced a syphon composed of 49 places in 0 ms
Iterating global reduction 2 with 114 rules applied. Total rules applied 1647 place count 60 transition count 73
Deduced a syphon composed of 49 places in 0 ms
Applied a total of 1647 rules in 120 ms. Remains 60 /666 variables (removed 606) and now considering 73/669 (removed 596) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 23:50:31] [INFO ] Redundant transitions in 18 ms returned []
Running 72 sub problems to find dead transitions.
[2025-06-03 23:50:31] [INFO ] Flow matrix only has 72 transitions (discarded 1 similar events)
// Phase 1: matrix 72 rows 60 cols
[2025-06-03 23:50:31] [INFO ] Computed 0 invariants in 1 ms
[2025-06-03 23:50:31] [INFO ] State equation strengthened by 12 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/59 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 72 unsolved
Problem TDEAD0 is UNSAT
Problem TDEAD3 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 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 TDEAD25 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 TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD48 is UNSAT
Problem TDEAD49 is UNSAT
Problem TDEAD50 is UNSAT
Problem TDEAD53 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD56 is UNSAT
Problem TDEAD57 is UNSAT
Problem TDEAD58 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD64 is UNSAT
Problem TDEAD65 is UNSAT
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
At refinement iteration 1 (OVERLAPS) 71/130 variables, 59/59 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/130 variables, 11/70 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/130 variables, 0/70 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 4 (OVERLAPS) 1/131 variables, 1/71 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/131 variables, 0/71 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 6 (OVERLAPS) 1/132 variables, 1/72 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/132 variables, 0/72 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 8 (OVERLAPS) 0/132 variables, 0/72 constraints. Problems are: Problem set: 57 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Real declared 132/132 variables, and 72 constraints, problems are : Problem set: 57 solved, 15 unsolved in 1239 ms.
Refiners :[State Equation: 60/60 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 72/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 57 solved, 15 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 0/0 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 1 (OVERLAPS) 70/80 variables, 10/10 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/80 variables, 11/21 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/80 variables, 15/36 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/80 variables, 0/36 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 5 (OVERLAPS) 51/131 variables, 50/86 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/131 variables, 0/86 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 7 (OVERLAPS) 1/132 variables, 1/87 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/132 variables, 0/87 constraints. Problems are: Problem set: 57 solved, 15 unsolved
At refinement iteration 9 (OVERLAPS) 0/132 variables, 0/87 constraints. Problems are: Problem set: 57 solved, 15 unsolved
No progress, stopping.
After SMT solving in domain Int declared 132/132 variables, and 87 constraints, problems are : Problem set: 57 solved, 15 unsolved in 1430 ms.
Refiners :[State Equation: 60/60 constraints, ReadFeed: 12/12 constraints, PredecessorRefiner: 15/72 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2680ms problems are : Problem set: 57 solved, 15 unsolved
Search for dead transitions found 57 dead transitions in 2682ms
Found 57 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 57 transitions
Dead transitions reduction (with SMT) removed 57 transitions
Starting structural reductions in SI_LTL mode, iteration 1 : 60/666 places, 16/669 transitions.
Graph (complete) has 38 edges and 60 vertex of which 11 are kept as prefixes of interest. Removing 49 places using SCC suffix rule.0 ms
Discarding 49 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 2 ms. Remains 11 /60 variables (removed 49) and now considering 16/16 (removed 0) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 11/666 places, 16/669 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2828 ms. Remains : 11/666 places, 16/669 transitions.
Built C files in :
/tmp/ltsmin16954383060233488302
[2025-06-03 23:50:34] [INFO ] Built C files in 18ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin16954383060233488302
Running compilation step : cd /tmp/ltsmin16954383060233488302;'/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 1911 ms.
Running link step : cd /tmp/ltsmin16954383060233488302;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 38 ms.
Running LTSmin : cd /tmp/ltsmin16954383060233488302;'/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/stateBased18114613525856592068.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Support contains 2 out of 666 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 666/666 places, 669/669 transitions.
Applied a total of 0 rules in 20 ms. Remains 666 /666 variables (removed 0) and now considering 669/669 (removed 0) transitions.
// Phase 1: matrix 669 rows 666 cols
[2025-06-03 23:50:49] [INFO ] Computed 41 invariants in 6 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:50:49] [INFO ] Implicit Places using invariants in 263 ms returned []
[2025-06-03 23:50:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:50:50] [INFO ] Implicit Places using invariants and state equation in 835 ms returned []
Implicit Place search using SMT with State Equation took 1100 ms to find 0 implicit places.
Running 668 sub problems to find dead transitions.
[2025-06-03 23:50:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 665/1335 variables, and 41 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30025 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 668 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/665 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/665 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 2 (OVERLAPS) 669/1334 variables, 665/706 constraints. Problems are: Problem set: 0 solved, 668 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1334 variables, 668/1374 constraints. Problems are: Problem set: 0 solved, 668 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1334/1335 variables, and 1374 constraints, problems are : Problem set: 0 solved, 668 unsolved in 30020 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 665/666 constraints, PredecessorRefiner: 668/668 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60173ms problems are : Problem set: 0 solved, 668 unsolved
Search for dead transitions found 0 dead transitions in 60175ms
Finished structural reductions in LTL mode , in 1 iterations and 61297 ms. Remains : 666/666 places, 669/669 transitions.
Built C files in :
/tmp/ltsmin9061968882032868238
[2025-06-03 23:51:50] [INFO ] Built C files in 11ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin9061968882032868238
Running compilation step : cd /tmp/ltsmin9061968882032868238;'/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 1592 ms.
Running link step : cd /tmp/ltsmin9061968882032868238;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 34 ms.
Running LTSmin : cd /tmp/ltsmin9061968882032868238;'/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/stateBased8689256189325972239.hoa' '--buchi-type=spotba'
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
[2025-06-03 23:52:05] [INFO ] Flatten gal took : 41 ms
[2025-06-03 23:52:05] [INFO ] Flatten gal took : 40 ms
[2025-06-03 23:52:05] [INFO ] Time to serialize gal into /tmp/LTL7467174951002295184.gal : 12 ms
[2025-06-03 23:52:05] [INFO ] Time to serialize properties into /tmp/LTL9347167246305032545.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/LTL7467174951002295184.gal' '-t' 'CGAL' '-hoa' '/tmp/aut18220710871352940031.hoa' '-atoms' '/tmp/LTL9347167246305032545.prop' '-c' '-stutter-deadlock' '--gen-order' 'FOLLOW'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...318
Loading property file /tmp/LTL9347167246305032545.prop.
Loaded 1 atomic propositions.
Checking formula 0 provided in automaton : /tmp/aut18220710871352940031.hoa
Detected timeout of ITS tools.
[2025-06-03 23:52:21] [INFO ] Flatten gal took : 34 ms
[2025-06-03 23:52:21] [INFO ] Flatten gal took : 33 ms
[2025-06-03 23:52:21] [INFO ] Time to serialize gal into /tmp/LTL7996816469825959069.gal : 7 ms
[2025-06-03 23:52:21] [INFO ] Time to serialize properties into /tmp/LTL8024191129637423416.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/LTL7996816469825959069.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL8024191129637423416.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 : !((G(F((G("((p39!=0)&&(p481!=1))"))||((X(X("((p39!=0)&&(p481!=1))")))&&("((p39==0)||(p481==1))"))))))
Formula 0 simplified : G(F!"((p39!=0)&&(p481!=1))" & FG(!"((p39==0)||(p481==1))" | XX!"((p39!=0)&&(p481!=1))"))
Detected timeout of ITS tools.
[2025-06-03 23:52:36] [INFO ] Flatten gal took : 40 ms
[2025-06-03 23:52:36] [INFO ] Applying decomposition
[2025-06-03 23:52:36] [INFO ] Flatten gal took : 31 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/graph2323201971138297913.txt' '-o' '/tmp/graph2323201971138297913.bin' '-w' '/tmp/graph2323201971138297913.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph2323201971138297913.bin' '-l' '-1' '-v' '-w' '/tmp/graph2323201971138297913.weights' '-q' '0' '-e' '0.001'
[2025-06-03 23:52:36] [INFO ] Decomposing Gal with order
[2025-06-03 23:52:36] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 23:52:36] [INFO ] Removed a total of 213 redundant transitions.
[2025-06-03 23:52:36] [INFO ] Flatten gal took : 160 ms
[2025-06-03 23:52:36] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 15 ms.
[2025-06-03 23:52:36] [INFO ] Time to serialize gal into /tmp/LTL3502197273921505588.gal : 23 ms
[2025-06-03 23:52:36] [INFO ] Time to serialize properties into /tmp/LTL11689642700242449315.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTL3502197273921505588.gal' '-t' 'CGAL' '-LTL' '/tmp/LTL11689642700242449315.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 : !((G(F((G("((i1.i0.i1.u16.p39!=0)&&(i24.u174.p481!=1))"))||((X(X("((i1.i0.i1.u16.p39!=0)&&(i24.u174.p481!=1))")))&&("((i1.i0.i1.u16.p3...188
Formula 0 simplified : G(F!"((i1.i0.i1.u16.p39!=0)&&(i24.u174.p481!=1))" & FG(!"((i1.i0.i1.u16.p39==0)||(i24.u174.p481==1))" | XX!"((i1.i0.i1.u16.p39!=0)&&...177
Reverse transition relation is NOT exact ! Due to transitions t602, i0.t312, i0.u150.t302, i1.i1.t528, i1.i1.i1.u54.t521, i2.t597, i2.u22.t590, i3.t584, i3...1140
Computing Next relation with stutter on 2.43153e+19 deadlock states
Detected timeout of ITS tools.
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-11 finished in 300566 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 4 out of 677 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 7 place count 670 transition count 677
Iterating global reduction 0 with 7 rules applied. Total rules applied 14 place count 670 transition count 677
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 20 place count 664 transition count 671
Iterating global reduction 0 with 6 rules applied. Total rules applied 26 place count 664 transition count 671
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 31 place count 664 transition count 666
Applied a total of 31 rules in 84 ms. Remains 664 /677 variables (removed 13) and now considering 666/684 (removed 18) transitions.
// Phase 1: matrix 666 rows 664 cols
[2025-06-03 23:52:51] [INFO ] Computed 41 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:52:52] [INFO ] Implicit Places using invariants in 397 ms returned []
[2025-06-03 23:52:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:52:53] [INFO ] Implicit Places using invariants and state equation in 1181 ms returned []
Implicit Place search using SMT with State Equation took 1582 ms to find 0 implicit places.
Running 665 sub problems to find dead transitions.
[2025-06-03 23:52:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/663 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 665 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 663/1330 variables, and 41 constraints, problems are : Problem set: 0 solved, 665 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 0/664 constraints, PredecessorRefiner: 665/665 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 665 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/663 variables, 41/41 constraints. Problems are: Problem set: 0 solved, 665 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/663 variables, 0/41 constraints. Problems are: Problem set: 0 solved, 665 unsolved
At refinement iteration 2 (OVERLAPS) 666/1329 variables, 663/704 constraints. Problems are: Problem set: 0 solved, 665 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/1329 variables, 665/1369 constraints. Problems are: Problem set: 0 solved, 665 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1329/1330 variables, and 1369 constraints, problems are : Problem set: 0 solved, 665 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 41/41 constraints, State Equation: 663/664 constraints, PredecessorRefiner: 665/665 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60240ms problems are : Problem set: 0 solved, 665 unsolved
Search for dead transitions found 0 dead transitions in 60243ms
Starting structural reductions in LTL mode, iteration 1 : 664/677 places, 666/684 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 61913 ms. Remains : 664/677 places, 666/684 transitions.
Stuttering acceptance computed with spot in 115 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-13
Stuttering criterion allowed to conclude after 329 steps with 0 reset in 2 ms.
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-13 finished in 62052 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 677 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Graph (trivial) has 558 edges and 677 vertex of which 6 / 677 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 1047 edges and 672 vertex of which 628 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.2 ms
Discarding 44 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 330 transitions
Trivial Post-agglo rules discarded 330 transitions
Performed 330 trivial Post agglomeration. Transition count delta: 330
Iterating post reduction 0 with 330 rules applied. Total rules applied 332 place count 627 transition count 344
Reduce places removed 330 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 337 rules applied. Total rules applied 669 place count 297 transition count 337
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 671 place count 295 transition count 337
Performed 84 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 84 Pre rules applied. Total rules applied 671 place count 295 transition count 253
Deduced a syphon composed of 84 places in 0 ms
Reduce places removed 84 places and 0 transitions.
Iterating global reduction 3 with 168 rules applied. Total rules applied 839 place count 211 transition count 253
Discarding 39 places :
Symmetric choice reduction at 3 with 39 rule applications. Total rules 878 place count 172 transition count 214
Iterating global reduction 3 with 39 rules applied. Total rules applied 917 place count 172 transition count 214
Performed 122 Post agglomeration using F-continuation condition.Transition count delta: 122
Deduced a syphon composed of 122 places in 0 ms
Reduce places removed 122 places and 0 transitions.
Iterating global reduction 3 with 244 rules applied. Total rules applied 1161 place count 50 transition count 92
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1162 place count 50 transition count 91
Discarding 39 places :
Symmetric choice reduction at 4 with 39 rule applications. Total rules 1201 place count 11 transition count 14
Iterating global reduction 4 with 39 rules applied. Total rules applied 1240 place count 11 transition count 14
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 4 with 2 rules applied. Total rules applied 1242 place count 10 transition count 13
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 1243 place count 9 transition count 12
Applied a total of 1243 rules in 54 ms. Remains 9 /677 variables (removed 668) and now considering 12/684 (removed 672) transitions.
// Phase 1: matrix 12 rows 9 cols
[2025-06-03 23:53:53] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:53:53] [INFO ] Implicit Places using invariants in 36 ms returned []
[2025-06-03 23:53:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:53:53] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 23:53:53] [INFO ] Implicit Places using invariants and state equation in 49 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 23:53:54] [INFO ] Redundant transitions in 18 ms returned []
Running 8 sub problems to find dead transitions.
[2025-06-03 23:53:54] [INFO ] Invariant cache hit.
[2025-06-03 23:53:54] [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, 8 unsolved
At refinement iteration 1 (OVERLAPS) 11/18 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 2/20 variables, 2/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 0/9 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1/21 variables, 1/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/21 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 21/21 variables, and 10 constraints, problems are : Problem set: 0 solved, 8 unsolved in 231 ms.
Refiners :[State Equation: 9/9 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 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, 8 unsolved
At refinement iteration 1 (OVERLAPS) 11/18 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/18 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/18 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 2/20 variables, 2/12 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 1/21 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/21 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 0/21 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 21/21 variables, and 18 constraints, problems are : Problem set: 0 solved, 8 unsolved in 274 ms.
Refiners :[State Equation: 9/9 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 510ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 510ms
Starting structural reductions in SI_LTL mode, iteration 1 : 9/677 places, 12/684 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 686 ms. Remains : 9/677 places, 12/684 transitions.
Stuttering acceptance computed with spot in 55 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-14
Stuttering criterion allowed to conclude after 6 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-14 finished in 760 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&&X(X(!p0)))||G(!p0)))))'
Found a Shortening insensitive property : GPUForwardProgress-PT-40b-LTLCardinality-11
Stuttering acceptance computed with spot in 192 ms :[p0, p0, p0, p0]
Support contains 2 out of 677 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 677/677 places, 684/684 transitions.
Graph (trivial) has 559 edges and 677 vertex of which 6 / 677 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 1047 edges and 672 vertex of which 628 are kept as prefixes of interest. Removing 44 places using SCC suffix rule.3 ms
Discarding 44 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 332 transitions
Trivial Post-agglo rules discarded 332 transitions
Performed 332 trivial Post agglomeration. Transition count delta: 332
Iterating post reduction 0 with 332 rules applied. Total rules applied 334 place count 627 transition count 342
Reduce places removed 332 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 336 rules applied. Total rules applied 670 place count 295 transition count 338
Performed 83 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 83 Pre rules applied. Total rules applied 670 place count 295 transition count 255
Deduced a syphon composed of 83 places in 1 ms
Reduce places removed 83 places and 0 transitions.
Iterating global reduction 2 with 166 rules applied. Total rules applied 836 place count 212 transition count 255
Discarding 39 places :
Symmetric choice reduction at 2 with 39 rule applications. Total rules 875 place count 173 transition count 216
Iterating global reduction 2 with 39 rules applied. Total rules applied 914 place count 173 transition count 216
Performed 121 Post agglomeration using F-continuation condition.Transition count delta: 121
Deduced a syphon composed of 121 places in 0 ms
Reduce places removed 121 places and 0 transitions.
Iterating global reduction 2 with 242 rules applied. Total rules applied 1156 place count 52 transition count 95
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 1157 place count 52 transition count 94
Discarding 39 places :
Symmetric choice reduction at 3 with 39 rule applications. Total rules 1196 place count 13 transition count 17
Iterating global reduction 3 with 39 rules applied. Total rules applied 1235 place count 13 transition count 17
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 1239 place count 11 transition count 16
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 1240 place count 10 transition count 15
Applied a total of 1240 rules in 47 ms. Remains 10 /677 variables (removed 667) and now considering 15/684 (removed 669) transitions.
[2025-06-03 23:53:55] [INFO ] Flow matrix only has 14 transitions (discarded 1 similar events)
// Phase 1: matrix 14 rows 10 cols
[2025-06-03 23:53:55] [INFO ] Computed 0 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:53:55] [INFO ] Implicit Places using invariants in 29 ms returned []
[2025-06-03 23:53:55] [INFO ] Flow matrix only has 14 transitions (discarded 1 similar events)
[2025-06-03 23:53:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 23:53:55] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-03 23:53:55] [INFO ] Implicit Places using invariants and state equation in 48 ms returned []
Implicit Place search using SMT with State Equation took 80 ms to find 0 implicit places.
Running 8 sub problems to find dead transitions.
[2025-06-03 23:53:55] [INFO ] Flow matrix only has 14 transitions (discarded 1 similar events)
[2025-06-03 23:53:55] [INFO ] Invariant cache hit.
[2025-06-03 23:53:55] [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, 8 unsolved
At refinement iteration 1 (OVERLAPS) 13/20 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 3/23 variables, 3/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 1/24 variables, 1/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 11 constraints, problems are : Problem set: 0 solved, 8 unsolved in 246 ms.
Refiners :[State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 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, 8 unsolved
At refinement iteration 1 (OVERLAPS) 13/20 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/20 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/20 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (OVERLAPS) 3/23 variables, 3/11 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/23 variables, 7/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/23 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 1/24 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/24 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 0/24 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 19 constraints, problems are : Problem set: 0 solved, 8 unsolved in 241 ms.
Refiners :[State Equation: 10/10 constraints, ReadFeed: 1/1 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 493ms problems are : Problem set: 0 solved, 8 unsolved
Search for dead transitions found 0 dead transitions in 493ms
Starting structural reductions in LI_LTL mode, iteration 1 : 10/677 places, 15/684 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 621 ms. Remains : 10/677 places, 15/684 transitions.
Running random walk in product with property : GPUForwardProgress-PT-40b-LTLCardinality-11
Stuttering criterion allowed to conclude after 4 steps with 1 reset in 0 ms.
Treatment of property GPUForwardProgress-PT-40b-LTLCardinality-11 finished in 1042 ms.
Length sensitive decision was in the wrong direction : Shortening insensitive + false
[2025-06-03 23:53:55] [INFO ] Flatten gal took : 44 ms
Using solver Z3 to compute partial order matrices.
Built C files in :
/tmp/ltsmin8549222964521744296
[2025-06-03 23:53:55] [INFO ] Computing symmetric may disable matrix : 684 transitions.
[2025-06-03 23:53:55] [INFO ] Applying decomposition
[2025-06-03 23:53:55] [INFO ] Computation of Complete disable matrix. took 6 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 23:53:55] [INFO ] Computing symmetric may enable matrix : 684 transitions.
[2025-06-03 23:53:55] [INFO ] Computation of Complete enable matrix. took 8 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 23:53:55] [INFO ] Flatten gal took : 31 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/graph3164129688746452094.txt' '-o' '/tmp/graph3164129688746452094.bin' '-w' '/tmp/graph3164129688746452094.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3164129688746452094.bin' '-l' '-1' '-v' '-w' '/tmp/graph3164129688746452094.weights' '-q' '0' '-e' '0.001'
[2025-06-03 23:53:55] [INFO ] Decomposing Gal with order
[2025-06-03 23:53:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 23:53:55] [INFO ] Computing Do-Not-Accords matrix : 684 transitions.
[2025-06-03 23:53:55] [INFO ] Removed a total of 207 redundant transitions.
[2025-06-03 23:53:56] [INFO ] Computation of Completed DNA matrix. took 55 ms. Total solver calls (SAT/UNSAT): 0(0/0)
[2025-06-03 23:53:56] [INFO ] Built C files in 328ms conformant to PINS (ltsmin variant)in folder :/tmp/ltsmin8549222964521744296
Running compilation step : cd /tmp/ltsmin8549222964521744296;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/limit_time.pl' '720' 'gcc' '-c' '-I/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/include/' '-I.' '-std=c99' '-fPIC' '-O0' 'model.c'
[2025-06-03 23:53:56] [INFO ] Flatten gal took : 82 ms
[2025-06-03 23:53:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 11 ms.
[2025-06-03 23:53:56] [INFO ] Time to serialize gal into /tmp/LTLCardinality9842741416821118452.gal : 14 ms
[2025-06-03 23:53:56] [INFO ] Time to serialize properties into /tmp/LTLCardinality10959578278616186511.ltl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64' '--gc-threshold' '2000000' '-i' '/tmp/LTLCardinality9842741416821118452.gal' '-t' 'CGAL' '-LTL' '/tmp/LTLCardinality10959578278616186511.ltl' '-c' '-stutter-deadlock'
its-ltl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ltl-linux64 --gc-threshold 2000000 -i /tmp/L...277
Read 1 LTL properties
Checking formula 0 : !((G(F((("((i2.i0.i1.u17.p39==0)||(i25.u174.p481==1))")&&(X(X(!("((i2.i0.i1.u17.p39==0)||(i25.u174.p481==1))")))))||(G(!("((i2.i0.i1.u...194
Formula 0 simplified : G(F"((i2.i0.i1.u17.p39==0)||(i25.u174.p481==1))" & FG(!"((i2.i0.i1.u17.p39==0)||(i25.u174.p481==1))" | XX"((i2.i0.i1.u17.p39==0)||(i...175
Compilation finished in 2897 ms.
Running link step : cd /tmp/ltsmin8549222964521744296;'gcc' '-shared' '-o' 'gal.so' 'model.o'
Link finished in 57 ms.
Running LTSmin : cd /tmp/ltsmin8549222964521744296;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.ltsmin.binaries_1.0.0.202505121319/bin/pins2lts-mc-linux64' './gal.so' '--threads=8' '--when' '--ltl' '[](<>((((LTLAPp0==true)&&X(X(!(LTLAPp0==true))))||[](!(LTLAPp0==true)))))' '--buchi-type=spotba'
Reverse transition relation is NOT exact ! Due to transitions t602, i0.i1.t137, i0.i1.i2.t130, i1.i1.t399, i1.i1.i1.u108.t392, i2.i1.t542, i2.i1.i2.t535, i...1163
Computing Next relation with stutter on 2.43153e+19 deadlock states
335 unique states visited
335 strongly connected components in search stack
336 transitions explored
335 items max in DFS search stack
2090 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,0,21.0879,381036,1,0,806167,358,6790,912714,160,1031,1629926
an accepting run exists (use option '-e' to print it)
Formula 0 is FALSE accepting run found.
FORMULA GPUForwardProgress-PT-40b-LTLCardinality-11 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.
Total runtime 816546 ms.
BK_STOP 1748994885295
--------------------
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-40b"
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-40b, 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-174867008100531"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-40b.tgz
mv GPUForwardProgress-PT-40b 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 ;