About the Execution of ITS-Tools for DNAwalker-PT-03track12BlockBoth
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
0.000 | 140001.00 | 0.00 | 0.00 | 2 2 1 2 1 2 2 2 2 1 2 2 2 2 2 2 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067400389.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 DNAwalker-PT-03track12BlockBoth, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067400389
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 464K
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 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 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 78K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 116K 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 19 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 37K 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 positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-00
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-01
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-02
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-03
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-04
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-05
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-06
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-07
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-08
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-09
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-10
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-11
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-12
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-13
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-14
FORMULA_NAME DNAwalker-PT-03track12BlockBoth-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748708313121
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DNAwalker-PT-03track12BlockBoth
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-31 16:18:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-31 16:18:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 16:18:34] [INFO ] Load time of PNML (sax parser for PT used): 48 ms
[2025-05-31 16:18:34] [INFO ] Transformed 14 places.
[2025-05-31 16:18:34] [INFO ] Transformed 84 transitions.
[2025-05-31 16:18:34] [INFO ] Parsed PT model containing 14 places and 84 transitions and 244 arcs in 127 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Reduction of identical properties reduced properties to check from 16 to 10
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 1, 1, 1, 2, 1, 1, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 1, 1, 1, 2, 1, 1, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 16:18:34] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
// Phase 1: matrix 83 rows 14 cols
[2025-05-31 16:18:34] [INFO ] Computed 0 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1, 1, 2, 1, 1, 0, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (1112 resets) in 37 ms. (263 steps per ms)
BEST_FIRST walk for 100009 steps (1903 resets) in 93 ms. (1063 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 1, 2, 1, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 16:18:34] [INFO ] Flow matrix only has 83 transitions (discarded 1 similar events)
[2025-05-31 16:18:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:34] [INFO ] [Real]Absence check using state equation in 56 ms returned sat
[2025-05-31 16:18:34] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:35] [INFO ] [Nat]Absence check using state equation in 1030 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:35] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-05-31 16:18:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:36] [INFO ] [Nat]Absence check using state equation in 1029 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:36] [INFO ] [Real]Absence check using state equation in 29 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:37] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2025-05-31 16:18:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:38] [INFO ] [Nat]Absence check using state equation in 1020 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:38] [INFO ] [Real]Absence check using state equation in 12 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:38] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-05-31 16:18:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:39] [INFO ] [Nat]Absence check using state equation in 1014 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:39] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-05-31 16:18:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:40] [INFO ] [Nat]Absence check using state equation in 1016 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:40] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-05-31 16:18:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:41] [INFO ] [Nat]Absence check using state equation in 1018 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:41] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-05-31 16:18:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:42] [INFO ] [Nat]Absence check using state equation in 1013 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:42] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-05-31 16:18:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 16:18:43] [INFO ] [Nat]Absence check using state equation in 515 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 1, 2, 1, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, 1, +inf, 1, +inf, +inf, +inf, +inf, +inf]
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 8 out of 14 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 14/14 places, 84/84 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 14 transition count 80
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 13 transition count 79
Applied a total of 5 rules in 22 ms. Remains 13 /14 variables (removed 1) and now considering 79/84 (removed 5) transitions.
Running 74 sub problems to find dead transitions.
// Phase 1: matrix 79 rows 13 cols
[2025-05-31 16:18:43] [INFO ] Computed 0 invariants in 0 ms
[2025-05-31 16:18:43] [INFO ] State equation strengthened by 9 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 1 (OVERLAPS) 79/91 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 4 (OVERLAPS) 1/92 variables, 1/22 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/92 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 6 (OVERLAPS) 0/92 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 74 unsolved
No progress, stopping.
After SMT solving in domain Real declared 92/92 variables, and 22 constraints, problems are : Problem set: 0 solved, 74 unsolved in 1220 ms.
Refiners :[State Equation: 13/13 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 74/74 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 74 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 1 (OVERLAPS) 79/91 variables, 12/12 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/91 variables, 9/21 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/91 variables, 74/95 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/91 variables, 0/95 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 5 (OVERLAPS) 1/92 variables, 1/96 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/92 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 74 unsolved
At refinement iteration 7 (OVERLAPS) 0/92 variables, 0/96 constraints. Problems are: Problem set: 0 solved, 74 unsolved
No progress, stopping.
After SMT solving in domain Int declared 92/92 variables, and 96 constraints, problems are : Problem set: 0 solved, 74 unsolved in 20017 ms.
Refiners :[State Equation: 13/13 constraints, ReadFeed: 9/9 constraints, PredecessorRefiner: 74/74 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 21308ms problems are : Problem set: 0 solved, 74 unsolved
Search for dead transitions found 0 dead transitions in 21315ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21352 ms. Remains : 13/14 places, 79/84 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
[2025-05-31 16:19:04] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (118958 resets) in 1548 ms. (645 steps per ms)
BEST_FIRST walk for 8000006 steps (177807 resets) in 2835 ms. (2820 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 16:19:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:08] [INFO ] [Real]Absence check using state equation in 19 ms returned sat
[2025-05-31 16:19:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:16] [INFO ] [Nat]Absence check using state equation in 7818 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:16] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-05-31 16:19:16] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:24] [INFO ] [Nat]Absence check using state equation in 7653 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:24] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-05-31 16:19:24] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:32] [INFO ] [Nat]Absence check using state equation in 7727 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:32] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-05-31 16:19:32] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:41] [INFO ] [Nat]Absence check using state equation in 9010 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:41] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-05-31 16:19:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:50] [INFO ] [Nat]Absence check using state equation in 8857 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:50] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-05-31 16:19:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:56] [INFO ] [Nat]Absence check using state equation in 6519 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:19:56] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2025-05-31 16:19:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:20:02] [INFO ] [Nat]Absence check using state equation in 6098 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:20:02] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-05-31 16:20:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:20:11] [INFO ] [Nat]Absence check using state equation in 8340 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[2, 2, 2, +inf, 2, 2, 2, 2]
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-13 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-11 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-10 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-07 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-15 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-03 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-08 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-01 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-12 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-14 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-00 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 13 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 13/13 places, 79/79 transitions.
Graph (complete) has 79 edges and 13 vertex of which 11 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 11 transition count 73
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 8 place count 10 transition count 72
Applied a total of 8 rules in 15 ms. Remains 10 /13 variables (removed 3) and now considering 72/79 (removed 7) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 10/13 places, 72/79 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 72 rows 10 cols
[2025-05-31 16:20:11] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2] Max Struct:[+inf]
RANDOM walk for 1000000 steps (103791 resets) in 1160 ms. (861 steps per ms)
BEST_FIRST walk for 1000000 steps (22494 resets) in 337 ms. (2958 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2] Max Struct:[+inf]
[2025-05-31 16:20:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:20:12] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2025-05-31 16:20:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 16:20:21] [INFO ] [Nat]Absence check using state equation in 9011 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2] Max Struct:[+inf]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 72/72 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 10/10 places, 72/72 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 72/72 transitions.
Applied a total of 0 rules in 2 ms. Remains 10 /10 variables (removed 0) and now considering 72/72 (removed 0) transitions.
[2025-05-31 16:20:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 16:20:22] [INFO ] Implicit Places using invariants in 32 ms returned []
[2025-05-31 16:20:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 16:20:22] [INFO ] Implicit Places using invariants and state equation in 42 ms returned []
Implicit Place search using SMT with State Equation took 76 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 16:20:22] [INFO ] Redundant transitions in 2 ms returned []
Running 67 sub problems to find dead transitions.
[2025-05-31 16:20:22] [INFO ] Invariant cache hit.
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: 0 solved, 67 unsolved
At refinement iteration 1 (OVERLAPS) 72/82 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 3 (OVERLAPS) 0/82 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 67 unsolved
No progress, stopping.
After SMT solving in domain Real declared 82/82 variables, and 10 constraints, problems are : Problem set: 0 solved, 67 unsolved in 522 ms.
Refiners :[State Equation: 10/10 constraints, PredecessorRefiner: 67/67 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 67 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: 0 solved, 67 unsolved
At refinement iteration 1 (OVERLAPS) 72/82 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 67/77 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 67 unsolved
At refinement iteration 4 (OVERLAPS) 0/82 variables, 0/77 constraints. Problems are: Problem set: 0 solved, 67 unsolved
No progress, stopping.
After SMT solving in domain Int declared 82/82 variables, and 77 constraints, problems are : Problem set: 0 solved, 67 unsolved in 30009 ms.
Refiners :[State Equation: 10/10 constraints, PredecessorRefiner: 67/67 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30553ms problems are : Problem set: 0 solved, 67 unsolved
Search for dead transitions found 0 dead transitions in 30554ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30639 ms. Remains : 10/10 places, 72/72 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
RANDOM walk for 40000 steps (4151 resets) in 400 ms. (99 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (898 resets) in 99 ms. (400 steps per ms) remains 1/1 properties
Probably explored full state space saw : 1936 states, properties seen :0
Probabilistic random walk after 8133 steps, saw 1936 distinct states, run finished after 55 ms. (steps per millisecond=147 ) properties seen :0
Explored full state space saw : 1936 states, properties seen :0
Exhaustive walk after 8133 steps, saw 1936 distinct states, run finished after 24 ms. (steps per millisecond=338 ) properties seen :0
[2025-05-31 16:20:53] [INFO ] Flatten gal took : 24 ms
[2025-05-31 16:20:53] [INFO ] Flatten gal took : 8 ms
[2025-05-31 16:20:53] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17492077051105211823.gal : 4 ms
[2025-05-31 16:20:53] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16034173998478727325.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17492077051105211823.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16034173998478727325.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-06 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-03track12BlockBoth-UpperBounds-05 2 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 138836 ms.
BK_STOP 1748708453122
--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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 UpperBounds -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="DNAwalker-PT-03track12BlockBoth"
export BK_EXAMINATION="UpperBounds"
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 DNAwalker-PT-03track12BlockBoth, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r072-tall-174860067400389"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-03track12BlockBoth.tgz
mv DNAwalker-PT-03track12BlockBoth execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;