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.r066-tall-177946967700357.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)
............
=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is CO4-PT-10, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967700357
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 7.6K Mar 6 13:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Mar 6 13:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 6 13:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K Mar 6 13:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 15 08:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 15 08:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 08:30 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Mar 6 13:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 70K Mar 6 13:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.5K Mar 6 13:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 6 13:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:30 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:30 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 132K 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 CO4-PT-10-UpperBounds-00
FORMULA_NAME CO4-PT-10-UpperBounds-01
FORMULA_NAME CO4-PT-10-UpperBounds-02
FORMULA_NAME CO4-PT-10-UpperBounds-03
FORMULA_NAME CO4-PT-10-UpperBounds-04
FORMULA_NAME CO4-PT-10-UpperBounds-05
FORMULA_NAME CO4-PT-10-UpperBounds-06
FORMULA_NAME CO4-PT-10-UpperBounds-07
FORMULA_NAME CO4-PT-10-UpperBounds-08
FORMULA_NAME CO4-PT-10-UpperBounds-09
FORMULA_NAME CO4-PT-10-UpperBounds-10
FORMULA_NAME CO4-PT-10-UpperBounds-11
FORMULA_NAME CO4-PT-10-UpperBounds-12
FORMULA_NAME CO4-PT-10-UpperBounds-13
FORMULA_NAME CO4-PT-10-UpperBounds-14
FORMULA_NAME CO4-PT-10-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779522616715

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-10
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-23 07:50:17] [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]
[2026-05-23 07:50:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 07:50:17] [INFO ] Load time of PNML (sax parser for PT used): 90 ms
[2026-05-23 07:50:17] [INFO ] Transformed 544 places.
[2026-05-23 07:50:18] [INFO ] Transformed 615 transitions.
[2026-05-23 07:50:18] [INFO ] Found NUPN structural information;
[2026-05-23 07:50:18] [INFO ] Parsed PT model containing 544 places and 615 transitions and 1338 arcs in 182 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 157 places in 8 ms
Reduce places removed 157 places and 177 transitions.
FORMULA CO4-PT-10-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-10-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15829308926204089593.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16102568356208758323.kers'
[2026-05-23 07:50:18] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15829308926204089593.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16102568356208758323.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 438 rows 387 cols 962 entries
Finished phase 1 with 381 SingleSign rule and 0 generalized
[2026-05-23 07:50:18] [INFO ] Computed 6 invariants in 2 ms
Computed 6 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-16102568356208758323.kers
Total runtime 3 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (17 resets) in 42 ms. (232 steps per ms)
FORMULA CO4-PT-10-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-10-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-10-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 90000 steps (73 resets) in 139 ms. (642 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1]
[2026-05-23 07:50:18] [INFO ] Invariant cache hit.
[2026-05-23 07:50:18] [INFO ] [Real]Absence check using 6 positive place invariants in 19 ms returned sat
[2026-05-23 07:50:18] [INFO ] [Real]Absence check using state equation in 147 ms returned sat
[2026-05-23 07:50:18] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 27 ms.
[2026-05-23 07:50:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:19] [INFO ] [Nat]Absence check using 6 positive place invariants in 12 ms returned sat
[2026-05-23 07:50:19] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2026-05-23 07:50:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 173 ms
[2026-05-23 07:50:19] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 25 ms.
[2026-05-23 07:50:19] [INFO ] Added : 58 causal constraints over 12 iterations in 503 ms. Result :sat
Minimization took 142 ms.
[2026-05-23 07:50:20] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat
[2026-05-23 07:50:20] [INFO ] [Real]Absence check using state equation in 125 ms returned sat
[2026-05-23 07:50:20] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 23 ms.
[2026-05-23 07:50:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:20] [INFO ] [Nat]Absence check using 6 positive place invariants in 11 ms returned sat
[2026-05-23 07:50:20] [INFO ] [Nat]Absence check using state equation in 104 ms returned sat
[2026-05-23 07:50:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 135 ms
[2026-05-23 07:50:20] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 26 ms.
[2026-05-23 07:50:21] [INFO ] Added : 91 causal constraints over 19 iterations in 601 ms. Result :sat
Minimization took 165 ms.
[2026-05-23 07:50:21] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat
[2026-05-23 07:50:21] [INFO ] [Real]Absence check using state equation in 113 ms returned sat
[2026-05-23 07:50:21] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 26 ms.
[2026-05-23 07:50:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:21] [INFO ] [Nat]Absence check using 6 positive place invariants in 11 ms returned sat
[2026-05-23 07:50:21] [INFO ] [Nat]Absence check using state equation in 114 ms returned sat
[2026-05-23 07:50:22] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 447 ms
[2026-05-23 07:50:22] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 21 ms.
[2026-05-23 07:50:22] [INFO ] Added : 57 causal constraints over 12 iterations in 354 ms. Result :sat
Minimization took 151 ms.
[2026-05-23 07:50:23] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat
[2026-05-23 07:50:23] [INFO ] [Real]Absence check using state equation in 135 ms returned sat
[2026-05-23 07:50:23] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 32 ms.
[2026-05-23 07:50:23] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:23] [INFO ] [Nat]Absence check using 6 positive place invariants in 11 ms returned sat
[2026-05-23 07:50:23] [INFO ] [Nat]Absence check using state equation in 114 ms returned sat
[2026-05-23 07:50:23] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 122 ms
[2026-05-23 07:50:23] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 21 ms.
[2026-05-23 07:50:23] [INFO ] Added : 61 causal constraints over 13 iterations in 377 ms. Result :sat
Minimization took 154 ms.
[2026-05-23 07:50:24] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat
[2026-05-23 07:50:24] [INFO ] [Real]Absence check using state equation in 121 ms returned sat
[2026-05-23 07:50:24] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 26 ms.
[2026-05-23 07:50:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:24] [INFO ] [Nat]Absence check using 6 positive place invariants in 11 ms returned sat
[2026-05-23 07:50:24] [INFO ] [Nat]Absence check using state equation in 122 ms returned sat
[2026-05-23 07:50:25] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 405 ms
[2026-05-23 07:50:25] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 17 ms.
[2026-05-23 07:50:25] [INFO ] Added : 63 causal constraints over 13 iterations in 368 ms. Result :sat
Minimization took 132 ms.
[2026-05-23 07:50:25] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat
[2026-05-23 07:50:25] [INFO ] [Real]Absence check using state equation in 128 ms returned sat
[2026-05-23 07:50:25] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 31 ms.
[2026-05-23 07:50:25] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:26] [INFO ] [Nat]Absence check using 6 positive place invariants in 13 ms returned sat
[2026-05-23 07:50:26] [INFO ] [Nat]Absence check using state equation in 126 ms returned sat
[2026-05-23 07:50:26] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 21 ms.
[2026-05-23 07:50:26] [INFO ] Added : 69 causal constraints over 14 iterations in 411 ms. Result :sat
Minimization took 129 ms.
[2026-05-23 07:50:26] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat
[2026-05-23 07:50:26] [INFO ] [Real]Absence check using state equation in 125 ms returned sat
[2026-05-23 07:50:26] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 23 ms.
[2026-05-23 07:50:27] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:27] [INFO ] [Nat]Absence check using 6 positive place invariants in 11 ms returned sat
[2026-05-23 07:50:27] [INFO ] [Nat]Absence check using state equation in 116 ms returned sat
[2026-05-23 07:50:27] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 147 ms
[2026-05-23 07:50:27] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 23 ms.
[2026-05-23 07:50:27] [INFO ] Added : 82 causal constraints over 17 iterations in 517 ms. Result :sat
Minimization took 162 ms.
[2026-05-23 07:50:28] [INFO ] [Real]Absence check using 6 positive place invariants in 10 ms returned sat
[2026-05-23 07:50:28] [INFO ] [Real]Absence check using state equation in 111 ms returned sat
[2026-05-23 07:50:28] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 23 ms.
[2026-05-23 07:50:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:28] [INFO ] [Nat]Absence check using 6 positive place invariants in 11 ms returned sat
[2026-05-23 07:50:28] [INFO ] [Nat]Absence check using state equation in 103 ms returned sat
[2026-05-23 07:50:28] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 131 ms
[2026-05-23 07:50:28] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 23 ms.
[2026-05-23 07:50:29] [INFO ] Added : 69 causal constraints over 14 iterations in 386 ms. Result :sat
Minimization took 149 ms.
[2026-05-23 07:50:29] [INFO ] [Real]Absence check using 6 positive place invariants in 9 ms returned sat
[2026-05-23 07:50:29] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2026-05-23 07:50:29] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 21 ms.
[2026-05-23 07:50:29] [INFO ] Solution in real domain found non-integer solution.
[2026-05-23 07:50:29] [INFO ] [Nat]Absence check using 6 positive place invariants in 10 ms returned sat
[2026-05-23 07:50:29] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2026-05-23 07:50:29] [INFO ] Computed and/alt/rep : 395/482/395 causal constraints (skipped 42 transitions) in 21 ms.
[2026-05-23 07:50:30] [INFO ] Added : 102 causal constraints over 21 iterations in 654 ms. Result :sat
Minimization took 144 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1]
FORMULA CO4-PT-10-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-10-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-10-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-10-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Support contains 5 out of 387 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 387/387 places, 438/438 transitions.
Graph (trivial) has 385 edges and 387 vertex of which 3 / 387 are part of one of the 1 SCC in 9 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Graph (complete) has 529 edges and 385 vertex of which 351 are kept as prefixes of interest. Removing 34 places using SCC suffix rule.1 ms
Discarding 34 places :
Also discarding 19 output transitions
Drop transitions (Output transitions of discarded places.) removed 19 transitions
Drop transitions (Empty/Sink Transition effects.) removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 220 transitions
Trivial Post-agglo rules discarded 220 transitions
Performed 220 trivial Post agglomeration. Transition count delta: 220
Iterating post reduction 0 with 238 rules applied. Total rules applied 240 place count 351 transition count 178
Reduce places removed 220 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 1 with 229 rules applied. Total rules applied 469 place count 131 transition count 169
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 10 rules applied. Total rules applied 479 place count 127 transition count 163
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 4 rules applied. Total rules applied 483 place count 125 transition count 161
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Iterating post reduction 4 with 5 rules applied. Total rules applied 488 place count 124 transition count 157
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 491 place count 121 transition count 157
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 491 place count 121 transition count 155
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 6 with 4 rules applied. Total rules applied 495 place count 119 transition count 155
Discarding 17 places :
Symmetric choice reduction at 6 with 17 rule applications. Total rules 512 place count 102 transition count 138
Iterating global reduction 6 with 17 rules applied. Total rules applied 529 place count 102 transition count 138
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 5 Pre rules applied. Total rules applied 529 place count 102 transition count 133
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 539 place count 97 transition count 133
Discarding 9 places :
Symmetric choice reduction at 6 with 9 rule applications. Total rules 548 place count 88 transition count 124
Iterating global reduction 6 with 9 rules applied. Total rules applied 557 place count 88 transition count 124
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 558 place count 88 transition count 123
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 559 place count 87 transition count 122
Iterating global reduction 7 with 1 rules applied. Total rules applied 560 place count 87 transition count 122
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 561 place count 87 transition count 121
Performed 32 Post agglomeration using F-continuation condition with reduction of 4 identical transitions.
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 8 with 64 rules applied. Total rules applied 625 place count 55 transition count 85
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 8 with 26 rules applied. Total rules applied 651 place count 42 transition count 86
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 8 with 8 rules applied. Total rules applied 659 place count 42 transition count 78
Discarding 9 places :
Symmetric choice reduction at 9 with 9 rule applications. Total rules 668 place count 33 transition count 60
Iterating global reduction 9 with 9 rules applied. Total rules applied 677 place count 33 transition count 60
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 9 with 7 rules applied. Total rules applied 684 place count 33 transition count 53
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 686 place count 31 transition count 47
Iterating global reduction 10 with 2 rules applied. Total rules applied 688 place count 31 transition count 47
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 690 place count 31 transition count 45
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -13
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 692 place count 30 transition count 58
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 11 with 3 rules applied. Total rules applied 695 place count 30 transition count 55
Drop transitions (Redundant composition of simpler transitions.) removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 12 with 3 rules applied. Total rules applied 698 place count 30 transition count 52
Free-agglomeration rule applied 4 times.
Iterating global reduction 12 with 4 rules applied. Total rules applied 702 place count 30 transition count 48
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 67 edges and 26 vertex of which 25 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 12 with 6 rules applied. Total rules applied 708 place count 25 transition count 47
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 709 place count 25 transition count 46
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 710 place count 25 transition count 46
Graph (complete) has 64 edges and 25 vertex of which 24 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 14 with 1 rules applied. Total rules applied 711 place count 24 transition count 46
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 712 place count 24 transition count 45
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 713 place count 23 transition count 44
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t130.t131.t558.t38.t39.t40 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 2 rules applied. Total rules applied 715 place count 20 transition count 42
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 17 with 2 rules applied. Total rules applied 717 place count 20 transition count 40
Discarding 1 places :
Symmetric choice reduction at 17 with 1 rule applications. Total rules 718 place count 19 transition count 38
Iterating global reduction 17 with 1 rules applied. Total rules applied 719 place count 19 transition count 38
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 720 place count 19 transition count 37
Free-agglomeration rule applied 3 times.
Iterating global reduction 18 with 3 rules applied. Total rules applied 723 place count 19 transition count 34
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 18 with 3 rules applied. Total rules applied 726 place count 16 transition count 34
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 727 place count 16 transition count 33
Applied a total of 727 rules in 95 ms. Remains 16 /387 variables (removed 371) and now considering 33/438 (removed 405) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 103 ms. Remains : 16/387 places, 33/438 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-9391750713626579143.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-10065934496698773301.kers'
[2026-05-23 07:50:30] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-9391750713626579143.kers, --Pflows, --basisKERS=/tmp/petrispot-output-10065934496698773301.kers]
Normalized transition count is 32 out of 33 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 32 rows 16 cols 82 entries
Finished phase 1 with 14 SingleSign rule and 0 generalized
[2026-05-23 07:50:30] [INFO ] Computed 2 invariants in 0 ms
Computed 2 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-10065934496698773301.kers
Total runtime 0 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (2 resets) in 590 ms. (1692 steps per ms)
FORMULA CO4-PT-10-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-10-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-10-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-10-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2000000 steps (4 resets) in 1027 ms. (1945 steps per ms)
FORMULA CO4-PT-10-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 14729 ms.

BK_STOP 1779522632578

--------------------
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="CO4-PT-10"
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 CO4-PT-10, 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 r066-tall-177946967700357"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-10.tgz
mv CO4-PT-10 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 ;