Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028400437.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)
...................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is CO4-PT-08, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028400437
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 488K
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 77K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 36K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 138K 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 CO4-PT-08-UpperBounds-00
FORMULA_NAME CO4-PT-08-UpperBounds-01
FORMULA_NAME CO4-PT-08-UpperBounds-02
FORMULA_NAME CO4-PT-08-UpperBounds-03
FORMULA_NAME CO4-PT-08-UpperBounds-04
FORMULA_NAME CO4-PT-08-UpperBounds-05
FORMULA_NAME CO4-PT-08-UpperBounds-06
FORMULA_NAME CO4-PT-08-UpperBounds-07
FORMULA_NAME CO4-PT-08-UpperBounds-08
FORMULA_NAME CO4-PT-08-UpperBounds-09
FORMULA_NAME CO4-PT-08-UpperBounds-10
FORMULA_NAME CO4-PT-08-UpperBounds-11
FORMULA_NAME CO4-PT-08-UpperBounds-12
FORMULA_NAME CO4-PT-08-UpperBounds-13
FORMULA_NAME CO4-PT-08-UpperBounds-14
FORMULA_NAME CO4-PT-08-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748606187212

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-08
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-30 11:56:28] [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]
[2025-05-30 11:56:28] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 11:56:28] [INFO ] Load time of PNML (sax parser for PT used): 86 ms
[2025-05-30 11:56:28] [INFO ] Transformed 467 places.
[2025-05-30 11:56:28] [INFO ] Transformed 600 transitions.
[2025-05-30 11:56:28] [INFO ] Found NUPN structural information;
[2025-05-30 11:56:28] [INFO ] Parsed PT model containing 467 places and 600 transitions and 1596 arcs in 180 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 108 places in 6 ms
Reduce places removed 108 places and 155 transitions.
FORMULA CO4-PT-08-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-08-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-08-UpperBounds-12 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-08-UpperBounds-15 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]
// Phase 1: matrix 445 rows 359 cols
[2025-05-30 11:56:28] [INFO ] Computed 9 invariants in 23 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 (55 resets) in 37 ms. (263 steps per ms)
FORMULA CO4-PT-08-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-08-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-08-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-08-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80004 steps (446 resets) in 102 ms. (776 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-30 11:56:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:29] [INFO ] [Real]Absence check using 7 positive place invariants in 11 ms returned sat
[2025-05-30 11:56:29] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 3 ms returned sat
[2025-05-30 11:56:29] [INFO ] [Real]Absence check using state equation in 139 ms returned sat
[2025-05-30 11:56:29] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 42 ms.
[2025-05-30 11:56:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:29] [INFO ] [Nat]Absence check using 7 positive place invariants in 10 ms returned sat
[2025-05-30 11:56:29] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:29] [INFO ] [Nat]Absence check using state equation in 132 ms returned sat
[2025-05-30 11:56:29] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 33 ms.
[2025-05-30 11:56:30] [INFO ] Added : 87 causal constraints over 18 iterations in 598 ms. Result :sat
Minimization took 734 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:31] [INFO ] [Real]Absence check using 7 positive place invariants in 8 ms returned sat
[2025-05-30 11:56:31] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:31] [INFO ] [Real]Absence check using state equation in 107 ms returned sat
[2025-05-30 11:56:31] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 28 ms.
[2025-05-30 11:56:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:31] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2025-05-30 11:56:31] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:31] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2025-05-30 11:56:31] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 26 ms.
[2025-05-30 11:56:32] [INFO ] Added : 59 causal constraints over 13 iterations in 385 ms. Result :sat
Minimization took 4400 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:36] [INFO ] [Real]Absence check using 7 positive place invariants in 9 ms returned sat
[2025-05-30 11:56:36] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 2 ms returned sat
[2025-05-30 11:56:36] [INFO ] [Real]Absence check using state equation in 114 ms returned sat
[2025-05-30 11:56:36] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 26 ms.
[2025-05-30 11:56:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:36] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2025-05-30 11:56:36] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:36] [INFO ] [Nat]Absence check using state equation in 105 ms returned sat
[2025-05-30 11:56:36] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 25 ms.
[2025-05-30 11:56:37] [INFO ] Added : 78 causal constraints over 16 iterations in 549 ms. Result :sat
Minimization took 154 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:37] [INFO ] [Real]Absence check using 7 positive place invariants in 8 ms returned sat
[2025-05-30 11:56:37] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 2 ms returned sat
[2025-05-30 11:56:37] [INFO ] [Real]Absence check using state equation in 106 ms returned sat
[2025-05-30 11:56:37] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 23 ms.
[2025-05-30 11:56:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:38] [INFO ] [Nat]Absence check using 7 positive place invariants in 10 ms returned sat
[2025-05-30 11:56:38] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:38] [INFO ] [Nat]Absence check using state equation in 104 ms returned sat
[2025-05-30 11:56:38] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 11:56:38] [INFO ] Deduced a trap composed of 49 places in 99 ms of which 14 ms to minimize.
[2025-05-30 11:56:38] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 145 ms
[2025-05-30 11:56:38] [INFO ] Added : 69 causal constraints over 15 iterations in 586 ms. Result :sat
Minimization took 162 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:39] [INFO ] [Real]Absence check using 7 positive place invariants in 24 ms returned sat
[2025-05-30 11:56:39] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:39] [INFO ] [Real]Absence check using state equation in 94 ms returned sat
[2025-05-30 11:56:39] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 24 ms.
[2025-05-30 11:56:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:39] [INFO ] [Nat]Absence check using 7 positive place invariants in 10 ms returned sat
[2025-05-30 11:56:39] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:39] [INFO ] [Nat]Absence check using state equation in 109 ms returned sat
[2025-05-30 11:56:39] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 26 ms.
[2025-05-30 11:56:39] [INFO ] Added : 48 causal constraints over 10 iterations in 287 ms. Result :sat
Minimization took 178 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:40] [INFO ] [Real]Absence check using 7 positive place invariants in 9 ms returned sat
[2025-05-30 11:56:40] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:40] [INFO ] [Real]Absence check using state equation in 99 ms returned sat
[2025-05-30 11:56:40] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 21 ms.
[2025-05-30 11:56:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:40] [INFO ] [Nat]Absence check using 7 positive place invariants in 10 ms returned sat
[2025-05-30 11:56:40] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:40] [INFO ] [Nat]Absence check using state equation in 102 ms returned sat
[2025-05-30 11:56:40] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 18 ms.
[2025-05-30 11:56:40] [INFO ] Added : 70 causal constraints over 14 iterations in 373 ms. Result :sat
Minimization took 177 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:41] [INFO ] [Real]Absence check using 7 positive place invariants in 8 ms returned sat
[2025-05-30 11:56:41] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:41] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2025-05-30 11:56:41] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 21 ms.
[2025-05-30 11:56:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:41] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2025-05-30 11:56:41] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:41] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2025-05-30 11:56:41] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 20 ms.
[2025-05-30 11:56:42] [INFO ] Added : 83 causal constraints over 17 iterations in 579 ms. Result :sat
Minimization took 176 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:42] [INFO ] [Real]Absence check using 7 positive place invariants in 8 ms returned sat
[2025-05-30 11:56:42] [INFO ] [Real]Absence check using 7 positive and 2 generalized place invariants in 1 ms returned sat
[2025-05-30 11:56:42] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 11:56:42] [INFO ] Deduced a trap composed of 18 places in 95 ms of which 11 ms to minimize.
[2025-05-30 11:56:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 11:56:42] [INFO ] [Nat]Absence check using 7 positive place invariants in 9 ms returned sat
[2025-05-30 11:56:42] [INFO ] [Nat]Absence check using 7 positive and 2 generalized place invariants in 6 ms returned sat
[2025-05-30 11:56:42] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 11:56:42] [INFO ] Deduced a trap composed of 18 places in 104 ms of which 10 ms to minimize.
[2025-05-30 11:56:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 132 ms
[2025-05-30 11:56:42] [INFO ] Computed and/alt/rep : 380/581/380 causal constraints (skipped 64 transitions) in 25 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 11:56:43] [INFO ] Deduced a trap composed of 14 places in 117 ms of which 11 ms to minimize.
[2025-05-30 11:56:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 170 ms
[2025-05-30 11:56:43] [INFO ] Added : 79 causal constraints over 17 iterations in 681 ms. Result :sat
Minimization took 207 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
FORMULA CO4-PT-08-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-08-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-08-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-08-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-08-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-08-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA CO4-PT-08-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 359 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p144) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 359/359 places, 444/444 transitions.
Graph (trivial) has 364 edges and 359 vertex of which 2 / 359 are part of one of the 1 SCC in 2 ms
Free SCC test removed 1 places
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Graph (complete) has 650 edges and 358 vertex of which 323 are kept as prefixes of interest. Removing 35 places using SCC suffix rule.1 ms
Discarding 35 places :
Also discarding 17 output transitions
Drop transitions (Output transitions of discarded places.) removed 17 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 165 transitions
Trivial Post-agglo rules discarded 165 transitions
Performed 165 trivial Post agglomeration. Transition count delta: 165
Iterating post reduction 0 with 188 rules applied. Total rules applied 190 place count 322 transition count 237
Reduce places removed 165 places and 0 transitions.
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 8 transitions
Trivial Post-agglo rules discarded 8 transitions
Performed 8 trivial Post agglomeration. Transition count delta: 8
Iterating post reduction 1 with 183 rules applied. Total rules applied 373 place count 157 transition count 219
Reduce places removed 8 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 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 18 rules applied. Total rules applied 391 place count 149 transition count 209
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 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 3 with 6 rules applied. Total rules applied 397 place count 147 transition count 205
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 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 4 with 6 rules applied. Total rules applied 403 place count 145 transition count 201
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 407 place count 143 transition count 199
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 407 place count 143 transition count 198
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 409 place count 142 transition count 198
Discarding 27 places :
Symmetric choice reduction at 6 with 27 rule applications. Total rules 436 place count 115 transition count 171
Iterating global reduction 6 with 27 rules applied. Total rules applied 463 place count 115 transition count 171
Performed 7 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 7 Pre rules applied. Total rules applied 463 place count 115 transition count 164
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 6 with 14 rules applied. Total rules applied 477 place count 108 transition count 164
Graph (complete) has 260 edges and 108 vertex of which 106 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.0 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Iterating post reduction 6 with 1 rules applied. Total rules applied 478 place count 106 transition count 163
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 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 7 with 3 rules applied. Total rules applied 481 place count 106 transition count 160
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 482 place count 105 transition count 160
Discarding 17 places :
Symmetric choice reduction at 9 with 17 rule applications. Total rules 499 place count 88 transition count 125
Iterating global reduction 9 with 17 rules applied. Total rules applied 516 place count 88 transition count 125
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 518 place count 88 transition count 123
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 520 place count 86 transition count 121
Iterating global reduction 10 with 2 rules applied. Total rules applied 522 place count 86 transition count 121
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 10 with 2 rules applied. Total rules applied 524 place count 86 transition count 119
Performed 34 Post agglomeration using F-continuation condition with reduction of 1 identical transitions.
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 11 with 68 rules applied. Total rules applied 592 place count 52 transition count 84
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 11 with 7 rules applied. Total rules applied 599 place count 52 transition count 77
Discarding 4 places :
Symmetric choice reduction at 12 with 4 rule applications. Total rules 603 place count 48 transition count 73
Iterating global reduction 12 with 4 rules applied. Total rules applied 607 place count 48 transition count 73
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 608 place count 48 transition count 72
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 13 with 6 rules applied. Total rules applied 614 place count 45 transition count 69
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 617 place count 45 transition count 66
Discarding 3 places :
Symmetric choice reduction at 14 with 3 rule applications. Total rules 620 place count 42 transition count 63
Iterating global reduction 14 with 3 rules applied. Total rules applied 623 place count 42 transition count 63
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 625 place count 42 transition count 61
Discarding 1 places :
Symmetric choice reduction at 15 with 1 rule applications. Total rules 626 place count 41 transition count 60
Iterating global reduction 15 with 1 rules applied. Total rules applied 627 place count 41 transition count 60
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 628 place count 41 transition count 59
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: -1
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 16 with 16 rules applied. Total rules applied 644 place count 33 transition count 60
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 16 with 16 rules applied. Total rules applied 660 place count 33 transition count 44
Discarding 7 places :
Symmetric choice reduction at 17 with 7 rule applications. Total rules 667 place count 26 transition count 37
Iterating global reduction 17 with 7 rules applied. Total rules applied 674 place count 26 transition count 37
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 17 with 7 rules applied. Total rules applied 681 place count 26 transition count 30
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 18 with 2 rules applied. Total rules applied 683 place count 25 transition count 33
Free-agglomeration rule applied 7 times.
Iterating global reduction 18 with 7 rules applied. Total rules applied 690 place count 25 transition count 26
Reduce places removed 7 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 18 with 9 rules applied. Total rules applied 699 place count 18 transition count 24
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 19 with 1 rules applied. Total rules applied 700 place count 17 transition count 23
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 19 with 2 rules applied. Total rules applied 702 place count 15 transition count 23
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 20 with 4 rules applied. Total rules applied 706 place count 13 transition count 21
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 20 with 4 rules applied. Total rules applied 710 place count 13 transition count 17
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 21 with 2 rules applied. Total rules applied 712 place count 12 transition count 17
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 21 with 4 rules applied. Total rules applied 716 place count 12 transition count 13
Applied a total of 716 rules in 73 ms. Remains 12 /359 variables (removed 347) and now considering 13/444 (removed 431) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79 ms. Remains : 12/359 places, 13/444 transitions.
// Phase 1: matrix 13 rows 12 cols
[2025-05-30 11:56:44] [INFO ] Computed 5 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (142622 resets) in 618 ms. (1615 steps per ms)
FORMULA CO4-PT-08-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (36286 resets) in 271 ms. (3676 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-05-30 11:56:45] [INFO ] Flatten gal took : 20 ms
[2025-05-30 11:56:45] [INFO ] Flatten gal took : 4 ms
[2025-05-30 11:56:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17360976301387228326.gal : 4 ms
[2025-05-30 11:56:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6087036933504381874.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/ReachabilityCardinality17360976301387228326.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6087036933504381874.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 16709 ms.

BK_STOP 1748606205189

--------------------
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="CO4-PT-08"
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 CO4-PT-08, 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 r044-tall-174854028400437"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-08.tgz
mv CO4-PT-08 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 ;