Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r240-tall-174915590200677.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is UtilityControlRoom-COL-Z2T4N04, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r240-tall-174915590200677
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 528K
-rw-r--r-- 1 mcc users 11K May 29 14:48 CTLCardinality.txt
-rw-r--r-- 1 mcc users 99K May 29 14:48 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 29 14:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 29 14:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.7K May 29 14:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 30K May 29 14:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K May 29 14:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:48 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K May 29 14:48 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:48 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 100K May 29 14:48 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K May 29 14:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:33 equiv_pt
-rw-r--r-- 1 mcc users 8 May 29 14:33 instance
-rw-r--r-- 1 mcc users 5 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 29K May 29 14:33 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 UtilityControlRoom-COL-Z2T4N04-UpperBounds-00
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-01
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-02
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-03
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-04
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-05
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-06
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-07
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-08
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-09
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-10
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-11
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-12
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-13
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-14
FORMULA_NAME UtilityControlRoom-COL-Z2T4N04-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1749264730416

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=UtilityControlRoom-COL-Z2T4N04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
UpperBounds COL
Running Version 202505121319
[2025-06-07 02:52:11] [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]
[2025-06-07 02:52:11] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-07 02:52:11] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-07 02:52:12] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-07 02:52:12] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 651 ms
[2025-06-07 02:52:12] [INFO ] Imported 13 HL places and 12 HL transitions for a total of 72 PT places and 108.0 transition bindings in 20 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Reduction of identical properties reduced properties to check from 16 to 10
[2025-06-07 02:52:12] [INFO ] Built PT skeleton of HLPN with 13 places and 12 transitions 37 arcs in 5 ms.
[2025-06-07 02:52:12] [INFO ] Skeletonized 10 HLPN properties in 0 ms.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
// Phase 1: matrix 11 rows 13 cols
[2025-06-07 02:52:12] [INFO ] Computed 5 invariants in 3 ms
Current structural bounds on expressions (after Invariants on skeleton) : Max Seen:[0, 0, 0, 4, 0, 4, 0, 0, 0, 0] Max Struct:[4, 4, 2, 4, 2, 4, 4, 4, 2, 4]
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-09 4 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-10 4 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-13 4 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-07 4 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-05 4 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-03 4 TECHNIQUES TOPOLOGICAL CPN_APPROX INITIAL_STATE
[2025-06-07 02:52:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:12] [INFO ] [Real]Absence check using 5 positive place invariants in 7 ms returned sat
[2025-06-07 02:52:12] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-06-07 02:52:12] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-07 02:52:12] [INFO ] Added : 2 causal constraints over 1 iterations in 21 ms. Result :sat
Minimization took 12 ms.
[2025-06-07 02:52:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-07 02:52:13] [INFO ] Added : 2 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 3 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-07 02:52:13] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 3 ms.
[2025-06-07 02:52:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 1 causal constraints over 1 iterations in 13 ms. Result :sat
Minimization took 5 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 7 causal constraints over 2 iterations in 7 ms. Result :sat
Minimization took 4 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 3 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 5 ms.
[2025-06-07 02:52:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 3 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 4 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 3 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-07 02:52:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 10 causal constraints over 2 iterations in 8 ms. Result :sat
Minimization took 4 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 6 causal constraints over 2 iterations in 7 ms. Result :sat
Minimization took 3 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using 5 positive place invariants in 1 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 3 ms.
[2025-06-07 02:52:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using state equation in 16 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 10/15/10 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-07 02:52:13] [INFO ] Added : 1 causal constraints over 1 iterations in 11 ms. Result :sat
Minimization took 4 ms.
Current structural bounds on expressions (after SMT on skeleton) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[4, 4, 2, 2, 4, 4, 2, 4]
Transition timeout forces synchronizations/join behavior on parameter c of sort Cli
Domain [Cli(4), Z(2), Z(2)] of place MovetoZ breaks symmetries in sort Z
[2025-06-07 02:52:13] [INFO ] Unfolded HLPN to a Petri net with 72 places and 108 transitions 340 arcs in 16 ms.
[2025-06-07 02:52:13] [INFO ] Unfolded 8 HLPN properties in 0 ms.
Ensure Unique test removed 16 transitions
Reduce redundant transitions removed 16 transitions.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[4, 4, 2, 2, 4, 4, 2, 4]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[4, 4, 2, 2, 4, 4, 2, 4]
// Phase 1: matrix 92 rows 72 cols
[2025-06-07 02:52:13] [INFO ] Computed 11 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[4, 4, 2, 2, 4, 4, 2, 4]
RANDOM walk for 10000 steps (2 resets) in 73 ms. (135 steps per ms)
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-14 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-12 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-08 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-04 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-15 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-02 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-00 4 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (4 resets) in 24 ms. (800 steps per ms)
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-06 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-01 4 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[3] Max Struct:[4]
[2025-06-07 02:52:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using 11 positive place invariants in 3 ms returned sat
[2025-06-07 02:52:13] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
[2025-06-07 02:52:13] [INFO ] Computed and/alt/rep : 88/164/88 causal constraints (skipped 0 transitions) in 13 ms.
[2025-06-07 02:52:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-07 02:52:13] [INFO ] [Nat]Absence check using 11 positive place invariants in 16 ms returned sat
[2025-06-07 02:52:14] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2025-06-07 02:52:14] [INFO ] Computed and/alt/rep : 88/164/88 causal constraints (skipped 0 transitions) in 7 ms.
[2025-06-07 02:52:14] [INFO ] Added : 67 causal constraints over 14 iterations in 147 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[3] Max Struct:[4]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[4] Max Struct:[4]
Support contains 4 out of 72 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 72/72 places, 92/92 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 16 transitions
Trivial Post-agglo rules discarded 16 transitions
Performed 16 trivial Post agglomeration. Transition count delta: 16
Iterating post reduction 0 with 16 rules applied. Total rules applied 16 place count 72 transition count 76
Reduce places removed 16 places and 0 transitions.
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 40 place count 56 transition count 68
Performed 8 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 8 Pre rules applied. Total rules applied 40 place count 56 transition count 60
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 56 place count 48 transition count 60
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 57 place count 47 transition count 52
Iterating global reduction 2 with 1 rules applied. Total rules applied 58 place count 47 transition count 52
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 43 transition count 48
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 43 transition count 48
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 70 place count 39 transition count 40
Iterating global reduction 2 with 4 rules applied. Total rules applied 74 place count 39 transition count 40
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 78 place count 35 transition count 36
Iterating global reduction 2 with 4 rules applied. Total rules applied 82 place count 35 transition count 36
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 86 place count 35 transition count 32
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 4 Pre rules applied. Total rules applied 86 place count 35 transition count 28
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 94 place count 31 transition count 28
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 3 with 8 rules applied. Total rules applied 102 place count 27 transition count 24
Free-agglomeration rule applied 4 times.
Iterating global reduction 3 with 4 rules applied. Total rules applied 106 place count 27 transition count 20
Reduce places removed 4 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 114 place count 23 transition count 16
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 4 Pre rules applied. Total rules applied 114 place count 23 transition count 12
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 4 with 8 rules applied. Total rules applied 122 place count 19 transition count 12
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 4 with 4 rules applied. Total rules applied 126 place count 19 transition count 8
Ensure Unique test removed 5 places
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 4 with 10 rules applied. Total rules applied 136 place count 9 transition count 8
Applied a total of 136 rules in 52 ms. Remains 9 /72 variables (removed 63) and now considering 8/92 (removed 84) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 9/72 places, 8/92 transitions.
// Phase 1: matrix 8 rows 9 cols
[2025-06-07 02:52:14] [INFO ] Computed 5 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[4] Max Struct:[4]
FORMULA UtilityControlRoom-COL-Z2T4N04-UpperBounds-11 4 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 1707 ms. (585 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:[]
RANDOM walk for 0 steps (0 resets) in 5 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 )
[2025-06-07 02:52:16] [INFO ] Flatten gal took : 13 ms
[2025-06-07 02:52:16] [INFO ] Flatten gal took : 2 ms
[2025-06-07 02:52:16] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10306647948510931574.gal : 4 ms
[2025-06-07 02:52:16] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11454038586458279151.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/ReachabilityCardinality10306647948510931574.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11454038586458279151.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 4390 ms.

BK_STOP 1749264736297

--------------------
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="UtilityControlRoom-COL-Z2T4N04"
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 UtilityControlRoom-COL-Z2T4N04, 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 r240-tall-174915590200677"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/UtilityControlRoom-COL-Z2T4N04.tgz
mv UtilityControlRoom-COL-Z2T4N04 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 ;