About the Execution of ITS-Tools for DNAwalker-PT-01track12Block1
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 176437.00 | 0.00 | 0.00 | 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 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-174860067300373.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-01track12Block1, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067300373
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 636K
-rw-r--r-- 1 mcc users 6.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K 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 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 241K 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 92K 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 16 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 36K 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-01track12Block1-UpperBounds-00
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-01
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-02
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-03
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-04
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-05
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-06
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-07
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-08
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-09
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-10
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-11
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-12
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-13
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-14
FORMULA_NAME DNAwalker-PT-01track12Block1-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748706833725
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-01track12Block1
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-31 15:53:54] [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 15:53:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 15:53:55] [INFO ] Load time of PNML (sax parser for PT used): 50 ms
[2025-05-31 15:53:55] [INFO ] Transformed 13 places.
[2025-05-31 15:53:55] [INFO ] Transformed 82 transitions.
[2025-05-31 15:53:55] [INFO ] Parsed PT model containing 13 places and 82 transitions and 241 arcs in 136 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, 0, 1, 1, 1, 2, 1, 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, 0, 1, 1, 1, 2, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 15:53:55] [INFO ] Flow matrix only has 81 transitions (discarded 1 similar events)
// Phase 1: matrix 81 rows 13 cols
[2025-05-31 15:53:55] [INFO ] Computed 0 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 0, 1, 1, 1, 2, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (1221 resets) in 38 ms. (256 steps per ms)
BEST_FIRST walk for 100008 steps (2285 resets) in 133 ms. (746 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 15:53:55] [INFO ] Flow matrix only has 81 transitions (discarded 1 similar events)
[2025-05-31 15:53:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:53:55] [INFO ] [Real]Absence check using state equation in 45 ms returned sat
[2025-05-31 15:53:55] [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 15:53:56] [INFO ] [Nat]Absence check using state equation in 1025 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:53:56] [INFO ] [Real]Absence check using state equation in 25 ms returned sat
[2025-05-31 15:53:56] [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 15:53:57] [INFO ] [Nat]Absence check using state equation in 1024 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:53:57] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-05-31 15:53:57] [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 15:53:58] [INFO ] [Nat]Absence check using state equation in 1017 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:53:58] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2025-05-31 15:53:58] [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 15:53:59] [INFO ] [Nat]Absence check using state equation in 1019 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:53:59] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-05-31 15:53:59] [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 15:54:00] [INFO ] [Nat]Absence check using state equation in 1012 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:54:01] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-05-31 15:54:01] [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 15:54:02] [INFO ] [Nat]Absence check using state equation in 1021 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:54:02] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2025-05-31 15:54:02] [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 15:54:03] [INFO ] [Nat]Absence check using state equation in 1019 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:54:03] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-05-31 15:54:03] [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 15:54:04] [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 15:54:04] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-05-31 15:54:04] [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 15:54:05] [INFO ] [Nat]Absence check using state equation in 1015 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:54:05] [INFO ] [Real]Absence check using state equation in 11 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, 1]
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-14 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, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 9 out of 13 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 13/13 places, 82/82 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 13 transition count 79
Applied a total of 3 rules in 17 ms. Remains 13 /13 variables (removed 0) and now considering 79/82 (removed 3) transitions.
Running 74 sub problems to find dead transitions.
// Phase 1: matrix 79 rows 13 cols
[2025-05-31 15:54:05] [INFO ] Computed 0 invariants in 4 ms
[2025-05-31 15:54:05] [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 1297 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 20026 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 21401ms problems are : Problem set: 0 solved, 74 unsolved
Search for dead transitions found 0 dead transitions in 21416ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21443 ms. Remains : 13/13 places, 79/82 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 15:54:26] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (118888 resets) in 1521 ms. (657 steps per ms)
BEST_FIRST walk for 9000008 steps (207958 resets) in 3114 ms. (2889 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2025-05-31 15:54:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:54:31] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-05-31 15:54:31] [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 15:54:40] [INFO ] [Nat]Absence check using state equation in 9014 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:54:40] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-05-31 15:54:40] [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 15:54:48] [INFO ] [Nat]Absence check using state equation in 8108 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:54:48] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-05-31 15:54:48] [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 15:54:57] [INFO ] [Nat]Absence check using state equation in 9019 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:54:57] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-05-31 15:54:57] [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 15:55:04] [INFO ] [Nat]Absence check using state equation in 6502 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:55:04] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2025-05-31 15:55:04] [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 15:55:11] [INFO ] [Nat]Absence check using state equation in 7446 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:55:11] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-05-31 15:55:11] [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 15:55:19] [INFO ] [Nat]Absence check using state equation in 7890 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:55:19] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-05-31 15:55:19] [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 15:55:24] [INFO ] [Nat]Absence check using state equation in 4875 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:55:24] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-05-31 15:55:24] [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 15:55:33] [INFO ] [Nat]Absence check using state equation in 9012 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:55:33] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2025-05-31 15:55:33] [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 15:55:40] [INFO ] [Nat]Absence check using state equation in 6526 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, 2, +inf, 2, 2, 2, 2, +inf, 2]
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-11 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-06 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-12 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-05 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-10 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-04 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-03 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-07 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-01 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2] Max Struct:[+inf, +inf, +inf]
Support contains 3 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 12 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 12 transition count 76
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 11 transition count 75
Applied a total of 5 rules in 19 ms. Remains 11 /13 variables (removed 2) and now considering 75/79 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 11/13 places, 75/79 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 75 rows 11 cols
[2025-05-31 15:55:40] [INFO ] Computed 0 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2] Max Struct:[+inf, +inf, +inf]
RANDOM walk for 1000000 steps (117301 resets) in 1177 ms. (848 steps per ms)
BEST_FIRST walk for 3000003 steps (82114 resets) in 1017 ms. (2946 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2] Max Struct:[+inf, +inf, +inf]
[2025-05-31 15:55:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:55:42] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2025-05-31 15:55:42] [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 15:55:47] [INFO ] [Nat]Absence check using state equation in 4513 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:55:47] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2025-05-31 15:55:47] [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 15:55:54] [INFO ] [Nat]Absence check using state equation in 6878 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:55:54] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2025-05-31 15:55:54] [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 15:56:03] [INFO ] [Nat]Absence check using state equation in 9013 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2] Max Struct:[+inf, 2, +inf]
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-08 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-13 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-02 2 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[+inf, +inf]
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 75/75 transitions.
Applied a total of 0 rules in 6 ms. Remains 11 /11 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 11/11 places, 75/75 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 15:56:03] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2] Max Struct:[+inf, +inf]
RANDOM walk for 1000000 steps (117431 resets) in 1165 ms. (857 steps per ms)
BEST_FIRST walk for 2000002 steps (58854 resets) in 638 ms. (3129 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2] Max Struct:[+inf, +inf]
[2025-05-31 15:56:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:56:05] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-05-31 15:56:05] [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 15:56:09] [INFO ] [Nat]Absence check using state equation in 4509 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:56:09] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-05-31 15:56:09] [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 15:56:18] [INFO ] [Nat]Absence check using state equation in 9013 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2] Max Struct:[+inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2] Max Struct:[+inf, +inf]
Support contains 2 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 75/75 transitions.
Applied a total of 0 rules in 5 ms. Remains 11 /11 variables (removed 0) and now considering 75/75 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 11/11 places, 75/75 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 75/75 transitions.
Applied a total of 0 rules in 5 ms. Remains 11 /11 variables (removed 0) and now considering 75/75 (removed 0) transitions.
[2025-05-31 15:56:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:56:18] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-05-31 15:56:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:56:18] [INFO ] Implicit Places using invariants and state equation in 58 ms returned []
Implicit Place search using SMT with State Equation took 110 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 15:56:18] [INFO ] Redundant transitions in 3 ms returned []
Running 70 sub problems to find dead transitions.
[2025-05-31 15:56:18] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (OVERLAPS) 75/86 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 3 (OVERLAPS) 0/86 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 70 unsolved
No progress, stopping.
After SMT solving in domain Real declared 86/86 variables, and 11 constraints, problems are : Problem set: 0 solved, 70 unsolved in 593 ms.
Refiners :[State Equation: 11/11 constraints, PredecessorRefiner: 70/70 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 70 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/11 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 1 (OVERLAPS) 75/86 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 70 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/86 variables, 70/81 constraints. Problems are: Problem set: 0 solved, 70 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 86/86 variables, and 81 constraints, problems are : Problem set: 0 solved, 70 unsolved in 30017 ms.
Refiners :[State Equation: 11/11 constraints, PredecessorRefiner: 70/70 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 30653ms problems are : Problem set: 0 solved, 70 unsolved
Search for dead transitions found 0 dead transitions in 30654ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 30784 ms. Remains : 11/11 places, 75/75 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 (4694 resets) in 712 ms. (56 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (1434 resets) in 147 ms. (270 steps per ms) remains 2/2 properties
[2025-05-31 15:56:49] [INFO ] Flatten gal took : 39 ms
[2025-05-31 15:56:49] [INFO ] Flatten gal took : 13 ms
BEST_FIRST walk for 40003 steps (931 resets) in 110 ms. (360 steps per ms) remains 2/2 properties
[2025-05-31 15:56:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality14175592550922475098.gal : 6 ms
[2025-05-31 15:56:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3893622098163454606.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/ReachabilityCardinality14175592550922475098.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3893622098163454606.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality3893622098163454606.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 9
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :9 after 76
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :76 after 169
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :169 after 1146
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :1146 after 1930
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,2328,0.021979,4500,2,92,10,1421,8,0,143,987,0
Total reachable state count : 2328
Verifying 2 reachability properties.
Invariant property MIN0 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,0,0.022172,4500,1,0,10,1421,8,0,144,987,0
Invariant property MIN1 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN1,0,0.022295,4500,1,0,10,1421,8,0,144,987,0
Probably explored full state space saw : 2328 states, properties seen :0
Probabilistic random walk after 9176 steps, saw 2328 distinct states, run finished after 50 ms. (steps per millisecond=183 ) properties seen :0
ITS tools runner thread asked to quit. Dying gracefully.
Explored full state space saw : 2328 states, properties seen :0
Exhaustive walk after 9176 steps, saw 2328 distinct states, run finished after 45 ms. (steps per millisecond=203 ) properties seen :0
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-09 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-15 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-01track12Block1-UpperBounds-00 2 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 2 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 175138 ms.
BK_STOP 1748707010162
--------------------
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-01track12Block1"
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-01track12Block1, 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-174860067300373"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-01track12Block1.tgz
mv DNAwalker-PT-01track12Block1 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 ;