Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r098-tall-177955695800797.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is DNAwalker-PT-05track28LR, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r098-tall-177955695800797
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 7.1K Mar 6 15:59 CTLCardinality.txt
-rw-r--r-- 1 mcc users 79K Mar 6 15:59 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 15:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 71K Mar 6 15:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:33 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 09:33 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Mar 15 09:33 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 09:33 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 6 15:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Mar 6 15:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 6 15:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 6 15:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 09:33 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 09:33 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 12 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 108K Mar 3 18:30 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-05track28LR-UpperBounds-00
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-01
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-02
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-03
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-04
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-05
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-06
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-07
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-08
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-09
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-10
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-11
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-12
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-13
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-14
FORMULA_NAME DNAwalker-PT-05track28LR-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779666243311

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-05track28LR
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-24 23:44:04] [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]
[2026-05-24 23:44:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 23:44:04] [INFO ] Load time of PNML (sax parser for PT used): 69 ms
[2026-05-24 23:44:04] [INFO ] Transformed 34 places.
[2026-05-24 23:44:04] [INFO ] Transformed 250 transitions.
[2026-05-24 23:44:04] [INFO ] Parsed PT model containing 34 places and 250 transitions and 728 arcs in 157 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12054331249433834391.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3959666101099420077.kers'
[2026-05-24 23:44:04] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12054331249433834391.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3959666101099420077.kers]
Normalized transition count is 246 out of 250 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:44:04] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3959666101099420077.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 10000 steps (636 resets) in 68 ms. (144 steps per ms)
BEST_FIRST walk for 160015 steps (975 resets) in 205 ms. (776 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 1, 2, 1, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-24 23:44:05] [INFO ] Flow matrix only has 247 transitions (discarded 3 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15424051639191097555.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11369190764529526318.kers'
[2026-05-24 23:44:05] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15424051639191097555.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11369190764529526318.kers]
Normalized transition count is 246 out of 247 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 246 rows 34 cols 486 entries
Finished phase 1 with 34 SingleSign rule and 0 generalized
[2026-05-24 23:44:05] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11369190764529526318.kers
Total runtime 1 ms.
[2026-05-24 23:44:05] [INFO ] [Real]Absence check using state equation in 95 ms returned sat
[2026-05-24 23:44:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:06] [INFO ] [Nat]Absence check using state equation in 1069 ms returned unknown
[2026-05-24 23:44:06] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2026-05-24 23:44:06] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:07] [INFO ] [Nat]Absence check using state equation in 1039 ms returned unknown
[2026-05-24 23:44:07] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2026-05-24 23:44:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:08] [INFO ] [Nat]Absence check using state equation in 1034 ms returned unknown
[2026-05-24 23:44:08] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-24 23:44:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:09] [INFO ] [Nat]Absence check using state equation in 1035 ms returned unknown
[2026-05-24 23:44:09] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-24 23:44:09] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:10] [INFO ] [Nat]Absence check using state equation in 1033 ms returned unknown
[2026-05-24 23:44:11] [INFO ] [Real]Absence check using state equation in 37 ms returned unsat
[2026-05-24 23:44:11] [INFO ] [Real]Absence check using state equation in 28 ms returned unsat
[2026-05-24 23:44:11] [INFO ] [Real]Absence check using state equation in 29 ms returned unsat
[2026-05-24 23:44:11] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2026-05-24 23:44:11] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:12] [INFO ] [Nat]Absence check using state equation in 1036 ms returned unknown
[2026-05-24 23:44:12] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2026-05-24 23:44:12] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:13] [INFO ] [Nat]Absence check using state equation in 1034 ms returned unknown
[2026-05-24 23:44:13] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2026-05-24 23:44:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:14] [INFO ] [Nat]Absence check using state equation in 1035 ms returned unknown
[2026-05-24 23:44:14] [INFO ] [Real]Absence check using state equation in 37 ms returned sat
[2026-05-24 23:44:14] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:15] [INFO ] [Nat]Absence check using state equation in 1042 ms returned unknown
[2026-05-24 23:44:15] [INFO ] [Real]Absence check using state equation in 28 ms returned unsat
[2026-05-24 23:44:15] [INFO ] [Real]Absence check using state equation in 36 ms returned sat
[2026-05-24 23:44:15] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:16] [INFO ] [Nat]Absence check using state equation in 1030 ms returned unknown
[2026-05-24 23:44:16] [INFO ] [Real]Absence check using state equation in 31 ms returned unsat
[2026-05-24 23:44:16] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-24 23:44:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:44:17] [INFO ] [Nat]Absence check using state equation in 1031 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 1, 2, 1, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, 1, 1, 1, +inf, +inf, +inf, +inf, 1, +inf, 1, +inf]
FORMULA DNAwalker-PT-05track28LR-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA DNAwalker-PT-05track28LR-UpperBounds-05 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, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 11 out of 34 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 34/34 places, 250/250 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 34 transition count 240
Reduce places removed 5 places and 5 transitions.
Iterating global reduction 1 with 5 rules applied. Total rules applied 15 place count 29 transition count 235
Applied a total of 15 rules in 41 ms. Remains 29 /34 variables (removed 5) and now considering 235/250 (removed 15) transitions.
Running 229 sub problems to find dead transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-13891226335424909033.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13199378667101685622.kers'
[2026-05-24 23:44:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-13891226335424909033.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13199378667101685622.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 235 rows 29 cols 470 entries
Finished phase 1 with 29 SingleSign rule and 0 generalized
[2026-05-24 23:44:18] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-13199378667101685622.kers
Total runtime 1 ms.
[2026-05-24 23:44:18] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 1 (OVERLAPS) 235/263 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/263 variables, 7/35 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/263 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 4 (OVERLAPS) 1/264 variables, 1/36 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/264 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 6 (OVERLAPS) 0/264 variables, 0/36 constraints. Problems are: Problem set: 0 solved, 229 unsolved
No progress, stopping.
After SMT solving in domain Real declared 264/264 variables, and 36 constraints, problems are : Problem set: 0 solved, 229 unsolved in 5983 ms.
Refiners :[State Equation: 29/29 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 229/229 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 229 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/28 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 229 unsolved
At refinement iteration 1 (OVERLAPS) 235/263 variables, 28/28 constraints. Problems are: Problem set: 0 solved, 229 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 263/264 variables, and 35 constraints, problems are : Problem set: 0 solved, 229 unsolved in 20025 ms.
Refiners :[State Equation: 28/29 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 0/229 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 26164ms problems are : Problem set: 0 solved, 229 unsolved
Search for dead transitions found 0 dead transitions in 26174ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26245 ms. Remains : 29/34 places, 235/250 transitions.
findPositiveTsemiflow completed in 15 ms - Net is bounded UNSAT
[2026-05-24 23:44:44] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (88092 resets) in 2762 ms. (361 steps per ms)
BEST_FIRST walk for 11000009 steps (131352 resets) in 7909 ms. (1390 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-24 23:44:54] [INFO ] Invariant cache hit.
[2026-05-24 23:44:55] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2026-05-24 23:44:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:45:04] [INFO ] [Nat]Absence check using state equation in 9037 ms returned unknown
[2026-05-24 23:45:04] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-24 23:45:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:45:13] [INFO ] [Nat]Absence check using state equation in 9032 ms returned unknown
[2026-05-24 23:45:13] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2026-05-24 23:45:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:45:22] [INFO ] [Nat]Absence check using state equation in 9027 ms returned unknown
[2026-05-24 23:45:22] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-24 23:45:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:45:31] [INFO ] [Nat]Absence check using state equation in 9027 ms returned unknown
[2026-05-24 23:45:31] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-24 23:45:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:45:40] [INFO ] [Nat]Absence check using state equation in 9034 ms returned unknown
[2026-05-24 23:45:40] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-24 23:45:40] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:45:49] [INFO ] [Nat]Absence check using state equation in 9029 ms returned unknown
[2026-05-24 23:45:49] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-24 23:45:49] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:45:58] [INFO ] [Nat]Absence check using state equation in 9035 ms returned unknown
[2026-05-24 23:45:58] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2026-05-24 23:45:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:46:07] [INFO ] [Nat]Absence check using state equation in 9035 ms returned unknown
[2026-05-24 23:46:07] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2026-05-24 23:46:07] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:46:17] [INFO ] [Nat]Absence check using state equation in 9028 ms returned unknown
[2026-05-24 23:46:17] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2026-05-24 23:46:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:46:26] [INFO ] [Nat]Absence check using state equation in 9028 ms returned unknown
[2026-05-24 23:46:26] [INFO ] [Real]Absence check using state equation in 35 ms returned sat
[2026-05-24 23:46:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:46:35] [INFO ] [Nat]Absence check using state equation in 9030 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 11 out of 29 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 235/235 transitions.
Applied a total of 0 rules in 12 ms. Remains 29 /29 variables (removed 0) and now considering 235/235 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 29/29 places, 235/235 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 29/29 places, 235/235 transitions.
Applied a total of 0 rules in 6 ms. Remains 29 /29 variables (removed 0) and now considering 235/235 (removed 0) transitions.
[2026-05-24 23:46:35] [INFO ] Invariant cache hit.
[2026-05-24 23:46:35] [INFO ] Implicit Places using invariants in 31 ms returned []
[2026-05-24 23:46:35] [INFO ] Invariant cache hit.
[2026-05-24 23:46:35] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 23:46:35] [INFO ] Implicit Places using invariants and state equation in 264 ms returned [20, 25]
Discarding 2 places :
Drop transitions (Empty/Sink Transition effects.) removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Implicit Place search using SMT with State Equation took 304 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 27/29 places, 224/235 transitions.
Applied a total of 0 rules in 7 ms. Remains 27 /27 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 321 ms. Remains : 27/29 places, 224/235 transitions.
findPositiveTsemiflow completed in 13 ms - Net is bounded UNSAT
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10035395130536305508.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11909720727242453620.kers'
[2026-05-24 23:46:35] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10035395130536305508.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11909720727242453620.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 224 rows 27 cols 445 entries
Finished phase 1 with 27 SingleSign rule and 0 generalized
[2026-05-24 23:46:35] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-11909720727242453620.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (75543 resets) in 2582 ms. (387 steps per ms)
BEST_FIRST walk for 11000011 steps (122012 resets) in 7588 ms. (1449 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2026-05-24 23:46:45] [INFO ] Invariant cache hit.
[2026-05-24 23:46:45] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-24 23:46:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:46:50] [INFO ] [Nat]Absence check using state equation in 4527 ms returned unknown
[2026-05-24 23:46:50] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2026-05-24 23:46:50] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:46:54] [INFO ] [Nat]Absence check using state equation in 4525 ms returned unknown
[2026-05-24 23:46:55] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2026-05-24 23:46:55] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:46:59] [INFO ] [Nat]Absence check using state equation in 4528 ms returned unknown
[2026-05-24 23:46:59] [INFO ] [Real]Absence check using state equation in 26 ms returned sat
[2026-05-24 23:46:59] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:47:04] [INFO ] [Nat]Absence check using state equation in 4526 ms returned unknown
[2026-05-24 23:47:04] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2026-05-24 23:47:04] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:47:08] [INFO ] [Nat]Absence check using state equation in 4528 ms returned unknown
[2026-05-24 23:47:08] [INFO ] [Real]Absence check using state equation in 29 ms returned sat
[2026-05-24 23:47:08] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:47:13] [INFO ] [Nat]Absence check using state equation in 4527 ms returned unknown
[2026-05-24 23:47:13] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2026-05-24 23:47:13] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:47:17] [INFO ] [Nat]Absence check using state equation in 4530 ms returned unknown
[2026-05-24 23:47:18] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
[2026-05-24 23:47:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:47:22] [INFO ] [Nat]Absence check using state equation in 4529 ms returned unknown
[2026-05-24 23:47:22] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-24 23:47:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:47:27] [INFO ] [Nat]Absence check using state equation in 4531 ms returned unknown
[2026-05-24 23:47:27] [INFO ] [Real]Absence check using state equation in 30 ms returned sat
[2026-05-24 23:47:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:47:31] [INFO ] [Nat]Absence check using state equation in 4530 ms returned unknown
[2026-05-24 23:47:31] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2026-05-24 23:47:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-24 23:47:36] [INFO ] [Nat]Absence check using state equation in 4529 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Support contains 11 out of 27 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 224/224 transitions.
Applied a total of 0 rules in 12 ms. Remains 27 /27 variables (removed 0) and now considering 224/224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 12 ms. Remains : 27/27 places, 224/224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 224/224 transitions.
Applied a total of 0 rules in 5 ms. Remains 27 /27 variables (removed 0) and now considering 224/224 (removed 0) transitions.
[2026-05-24 23:47:36] [INFO ] Invariant cache hit.
[2026-05-24 23:47:36] [INFO ] Implicit Places using invariants in 24 ms returned []
[2026-05-24 23:47:36] [INFO ] Invariant cache hit.
[2026-05-24 23:47:36] [INFO ] State equation strengthened by 7 read => feed constraints.
[2026-05-24 23:47:36] [INFO ] Implicit Places using invariants and state equation in 223 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
[2026-05-24 23:47:36] [INFO ] Redundant transitions in 17 ms returned []
Running 218 sub problems to find dead transitions.
[2026-05-24 23:47:36] [INFO ] Invariant cache hit.
[2026-05-24 23:47:36] [INFO ] State equation strengthened by 7 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 224/250 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/250 variables, 7/33 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/250 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (OVERLAPS) 1/251 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/251 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (OVERLAPS) 0/251 variables, 0/34 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 251/251 variables, and 34 constraints, problems are : Problem set: 0 solved, 218 unsolved in 5654 ms.
Refiners :[State Equation: 27/27 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (OVERLAPS) 224/250 variables, 26/26 constraints. Problems are: Problem set: 0 solved, 218 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 250/251 variables, and 33 constraints, problems are : Problem set: 0 solved, 218 unsolved in 30011 ms.
Refiners :[State Equation: 26/27 constraints, ReadFeed: 7/7 constraints, PredecessorRefiner: 0/218 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 35729ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 35731ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36015 ms. Remains : 27/27 places, 224/224 transitions.
findPositiveTsemiflow completed in 14 ms - Net is bounded UNSAT
RANDOM walk for 40000 steps (3046 resets) in 1131 ms. (35 steps per ms) remains 11/11 properties
[2026-05-24 23:48:12] [INFO ] Flatten gal took : 99 ms
[2026-05-24 23:48:12] [INFO ] Flatten gal took : 39 ms
BEST_FIRST walk for 40004 steps (541 resets) in 164 ms. (242 steps per ms) remains 11/11 properties
[2026-05-24 23:48:12] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3355771640977968312.gal : 20 ms
[2026-05-24 23:48:12] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3762902441087974974.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality3355771640977968312.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3762902441087974974.prop' '--nowitness' '--gen-order' 'FOLLOW'

BEST_FIRST walk for 40003 steps (417 resets) in 137 ms. (289 steps per ms) remains 11/11 properties
its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3762902441087974974.prop.
SDD proceeding with computation,11 properties remain. new max is 4
SDD size :1 after 9
BEST_FIRST walk for 40002 steps (437 resets) in 141 ms. (281 steps per ms) remains 11/11 properties
SDD proceeding with computation,11 properties remain. new max is 8
SDD size :9 after 81
SDD proceeding with computation,11 properties remain. new max is 16
SDD size :81 after 416
SDD proceeding with computation,11 properties remain. new max is 32
SDD size :416 after 1632
SDD proceeding with computation,11 properties remain. new max is 64
SDD size :1632 after 9000
SDD proceeding with computation,11 properties remain. new max is 128
SDD size :9000 after 28177
SDD proceeding with computation,11 properties remain. new max is 256
SDD size :28177 after 111206
SDD proceeding with computation,11 properties remain. new max is 512
SDD size :111206 after 343951
BEST_FIRST walk for 40004 steps (407 resets) in 155 ms. (256 steps per ms) remains 11/11 properties
SDD proceeding with computation,11 properties remain. new max is 1024
SDD size :343951 after 648944
BEST_FIRST walk for 40004 steps (445 resets) in 120 ms. (330 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (422 resets) in 134 ms. (296 steps per ms) remains 11/11 properties
SDD proceeding with computation,11 properties remain. new max is 2048
SDD size :648944 after 1.2405e+06
BEST_FIRST walk for 40003 steps (419 resets) in 126 ms. (314 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (519 resets) in 106 ms. (373 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40003 steps (427 resets) in 103 ms. (384 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (410 resets) in 102 ms. (388 steps per ms) remains 11/11 properties
BEST_FIRST walk for 40004 steps (430 resets) in 128 ms. (310 steps per ms) remains 11/11 properties
SDD proceeding with computation,11 properties remain. new max is 4096
SDD size :1.2405e+06 after 3.73195e+06
SDD proceeding with computation,11 properties remain. new max is 8192
SDD size :3.73195e+06 after 5.74338e+07
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,7.04899e+07,0.832013,28100,2,1975,17,89610,17,0,389,111432,0
Total reachable state count : 70489863

Verifying 11 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
MIN0,0,0.83243,28100,1,0,17,89610,17,0,390,111432,0
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
MIN1,0,0.833029,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN2 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
MIN2,0,0.833655,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN3 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
MIN3,0,0.834106,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN4 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
MIN4,0,0.834496,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN5 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
MIN5,0,0.834712,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN6 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
MIN6,0,0.834845,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN7 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
MIN7,0,0.834994,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN8 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
MIN8,0,0.835103,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN9 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
MIN9,0,0.835722,28100,1,0,17,89610,17,0,390,111432,0
Invariant property MIN10 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
MIN10,0,0.836142,28100,1,0,17,89610,17,0,390,111432,0
Interrupted probabilistic random walk after 551320 steps, run timeout after 3001 ms. (steps per millisecond=183 ) properties seen :0 out of 11
Probabilistic random walk after 551320 steps, saw 135596 distinct states, run finished after 3006 ms. (steps per millisecond=183 ) properties seen :0
FORMULA DNAwalker-PT-05track28LR-UpperBounds-00 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-01 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-02 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-03 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-04 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-08 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-09 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-10 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-11 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-13 2 TECHNIQUES REACHABILITY_MIN
FORMULA DNAwalker-PT-05track28LR-UpperBounds-15 2 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (after reachability check) : Max Seen:[] Max Struct:[]
[2026-05-24 23:48:16] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[] Max Struct:[]
RANDOM walk for 1000000 steps (75291 resets) in 2433 ms. (410 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 254318 ms.

BK_STOP 1779666498827

--------------------
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_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /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-05track28LR"
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 2-5973"
echo " Executing tool itstools"
echo " Input is DNAwalker-PT-05track28LR, 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 r098-tall-177955695800797"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DNAwalker-PT-05track28LR.tgz
mv DNAwalker-PT-05track28LR 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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;