Execution Chart

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

Trace from the execution

Formatting '/data/sdalzilio/mcc2026-input.r191-oct2-177969025500016.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/sdalzilio/mcc2026-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
...........................
=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is MedleyA-PT-04, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r191-oct2-177969025500016
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 456K
-rw-r--r-- 1 mcc users 5.9K Mar 7 18:21 CTLCardinality.txt
-rw-r--r-- 1 mcc users 61K Mar 7 18:21 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Mar 7 18:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Mar 7 18:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 11:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 11:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 11:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Mar 15 11:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Mar 7 18:21 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 122K Mar 7 18:21 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 7 18:21 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 71K Mar 7 18:21 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 11:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 11:26 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 28K 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 MedleyA-PT-04-UpperBounds-00
FORMULA_NAME MedleyA-PT-04-UpperBounds-01
FORMULA_NAME MedleyA-PT-04-UpperBounds-02
FORMULA_NAME MedleyA-PT-04-UpperBounds-03
FORMULA_NAME MedleyA-PT-04-UpperBounds-04
FORMULA_NAME MedleyA-PT-04-UpperBounds-05
FORMULA_NAME MedleyA-PT-04-UpperBounds-06
FORMULA_NAME MedleyA-PT-04-UpperBounds-07
FORMULA_NAME MedleyA-PT-04-UpperBounds-08
FORMULA_NAME MedleyA-PT-04-UpperBounds-09
FORMULA_NAME MedleyA-PT-04-UpperBounds-10
FORMULA_NAME MedleyA-PT-04-UpperBounds-11
FORMULA_NAME MedleyA-PT-04-UpperBounds-12
FORMULA_NAME MedleyA-PT-04-UpperBounds-13
FORMULA_NAME MedleyA-PT-04-UpperBounds-14
FORMULA_NAME MedleyA-PT-04-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779942832876

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MedleyA-PT-04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-28 04:33:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-28 04:33:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-28 04:33:54] [INFO ] Load time of PNML (sax parser for PT used): 60 ms
[2026-05-28 04:33:54] [INFO ] Transformed 115 places.
[2026-05-28 04:33:54] [INFO ] Transformed 107 transitions.
[2026-05-28 04:33:54] [INFO ] Found NUPN structural information;
[2026-05-28 04:33:54] [INFO ] Parsed PT model containing 115 places and 107 transitions and 300 arcs in 168 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
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, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 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, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 107 rows 115 cols
[2026-05-28 04:33:54] [INFO ] Computed 9 invariants in 20 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 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, 1, 1, 1, 1]
RANDOM walk for 10000 steps (279 resets) in 47 ms. (208 steps per ms)
FORMULA MedleyA-PT-04-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA MedleyA-PT-04-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 50002 steps (360 resets) in 85 ms. (581 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
[2026-05-28 04:33:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:33:55] [INFO ] [Real]Absence check using 9 positive place invariants in 13 ms returned sat
[2026-05-28 04:33:55] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:55] [INFO ] Deduced a trap composed of 24 places in 61 ms of which 8 ms to minimize.
[2026-05-28 04:33:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:33:55] [INFO ] [Nat]Absence check using 9 positive place invariants in 11 ms returned sat
[2026-05-28 04:33:55] [INFO ] [Nat]Absence check using state equation in 119 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:55] [INFO ] Deduced a trap composed of 11 places in 78 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:55] [INFO ] Deduced a trap composed of 16 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:55] [INFO ] Deduced a trap composed of 24 places in 57 ms of which 4 ms to minimize.
[2026-05-28 04:33:55] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 256 ms
[2026-05-28 04:33:55] [INFO ] Computed and/alt/rep : 104/183/104 causal constraints (skipped 2 transitions) in 8 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:56] [INFO ] Deduced a trap composed of 19 places in 80 ms of which 7 ms to minimize.
[2026-05-28 04:33:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 96 ms
[2026-05-28 04:33:56] [INFO ] Added : 87 causal constraints over 18 iterations in 474 ms. Result :sat
Minimization took 44 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:33:56] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2026-05-28 04:33:56] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:56] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 5 ms to minimize.
[2026-05-28 04:33:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:33:56] [INFO ] [Nat]Absence check using 9 positive place invariants in 4 ms returned sat
[2026-05-28 04:33:56] [INFO ] [Nat]Absence check using state equation in 48 ms returned sat
[2026-05-28 04:33:56] [INFO ] Computed and/alt/rep : 104/183/104 causal constraints (skipped 2 transitions) in 6 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:56] [INFO ] Deduced a trap composed of 16 places in 83 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:57] [INFO ] Deduced a trap composed of 19 places in 534 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:57] [INFO ] Deduced a trap composed of 20 places in 66 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:57] [INFO ] Deduced a trap composed of 24 places in 59 ms of which 7 ms to minimize.
[2026-05-28 04:33:57] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 802 ms
[2026-05-28 04:33:57] [INFO ] Added : 94 causal constraints over 20 iterations in 1104 ms. Result :sat
Minimization took 57 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:33:57] [INFO ] [Real]Absence check using 9 positive place invariants in 4 ms returned sat
[2026-05-28 04:33:57] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:57] [INFO ] Deduced a trap composed of 11 places in 72 ms of which 5 ms to minimize.
[2026-05-28 04:33:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:33:58] [INFO ] [Nat]Absence check using 9 positive place invariants in 5 ms returned sat
[2026-05-28 04:33:58] [INFO ] [Nat]Absence check using state equation in 94 ms returned sat
[2026-05-28 04:33:58] [INFO ] Computed and/alt/rep : 104/183/104 causal constraints (skipped 2 transitions) in 8 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:58] [INFO ] Deduced a trap composed of 24 places in 106 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:58] [INFO ] Deduced a trap composed of 23 places in 107 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:58] [INFO ] Deduced a trap composed of 22 places in 107 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:58] [INFO ] Deduced a trap composed of 21 places in 62 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:58] [INFO ] Deduced a trap composed of 24 places in 74 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 25 places in 86 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 27 places in 87 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 16 places in 38 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 27 places in 58 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 20 places in 68 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 23 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 26 places in 48 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 29 places in 46 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 26 places in 69 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 28 places in 134 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 30 places in 50 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:33:59] [INFO ] Deduced a trap composed of 30 places in 54 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:00] [INFO ] Deduced a trap composed of 32 places in 50 ms of which 6 ms to minimize.
[2026-05-28 04:34:00] [INFO ] Trap strengthening (SAT) tested/added 19/18 trap constraints in 1591 ms
[2026-05-28 04:34:00] [INFO ] Added : 96 causal constraints over 20 iterations in 1855 ms. Result :sat
Minimization took 60 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:34:00] [INFO ] [Real]Absence check using 9 positive place invariants in 7 ms returned sat
[2026-05-28 04:34:00] [INFO ] [Real]Absence check using state equation in 57 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:00] [INFO ] Deduced a trap composed of 19 places in 85 ms of which 4 ms to minimize.
[2026-05-28 04:34:00] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:34:00] [INFO ] [Nat]Absence check using 9 positive place invariants in 4 ms returned sat
[2026-05-28 04:34:00] [INFO ] [Nat]Absence check using state equation in 32 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:00] [INFO ] Deduced a trap composed of 16 places in 72 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:00] [INFO ] Deduced a trap composed of 19 places in 64 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:00] [INFO ] Deduced a trap composed of 16 places in 55 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:00] [INFO ] Deduced a trap composed of 19 places in 71 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:00] [INFO ] Deduced a trap composed of 23 places in 30 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:00] [INFO ] Deduced a trap composed of 26 places in 31 ms of which 2 ms to minimize.
[2026-05-28 04:34:00] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 383 ms
[2026-05-28 04:34:00] [INFO ] Computed and/alt/rep : 104/183/104 causal constraints (skipped 2 transitions) in 9 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:01] [INFO ] Deduced a trap composed of 11 places in 46 ms of which 2 ms to minimize.
[2026-05-28 04:34:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 61 ms
[2026-05-28 04:34:01] [INFO ] Added : 79 causal constraints over 16 iterations in 205 ms. Result :sat
Minimization took 34 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:34:01] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2026-05-28 04:34:01] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:01] [INFO ] Deduced a trap composed of 16 places in 77 ms of which 16 ms to minimize.
[2026-05-28 04:34:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-28 04:34:01] [INFO ] [Nat]Absence check using 9 positive place invariants in 21 ms returned sat
[2026-05-28 04:34:01] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:01] [INFO ] Deduced a trap composed of 16 places in 79 ms of which 3 ms to minimize.
[2026-05-28 04:34:01] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 89 ms
[2026-05-28 04:34:01] [INFO ] Computed and/alt/rep : 104/183/104 causal constraints (skipped 2 transitions) in 6 ms.
[2026-05-28 04:34:01] [INFO ] Added : 89 causal constraints over 18 iterations in 310 ms. Result :sat
Minimization took 44 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
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 115 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 115/115 places, 107/107 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 24 transitions
Trivial Post-agglo rules discarded 24 transitions
Performed 24 trivial Post agglomeration. Transition count delta: 24
Iterating post reduction 0 with 24 rules applied. Total rules applied 24 place count 115 transition count 83
Reduce places removed 24 places and 0 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 48 place count 91 transition count 83
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 48 place count 91 transition count 77
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 60 place count 85 transition count 77
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 67 place count 78 transition count 70
Iterating global reduction 2 with 7 rules applied. Total rules applied 74 place count 78 transition count 70
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 74 place count 78 transition count 69
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 76 place count 77 transition count 69
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: 19
Deduced a syphon composed of 19 places in 1 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 2 with 38 rules applied. Total rules applied 114 place count 58 transition count 50
Free-agglomeration rule applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 115 place count 58 transition count 49
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 116 place count 57 transition count 49
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 117 place count 56 transition count 48
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 118 place count 55 transition count 48
Free-agglomeration rule applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 119 place count 55 transition count 47
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 120 place count 54 transition count 47
Applied a total of 120 rules in 64 ms. Remains 54 /115 variables (removed 61) and now considering 47/107 (removed 60) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 73 ms. Remains : 54/115 places, 47/107 transitions.
// Phase 1: matrix 47 rows 54 cols
[2026-05-28 04:34:02] [INFO ] Computed 8 invariants in 3 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 (109131 resets) in 709 ms. (1408 steps per ms)
FORMULA MedleyA-PT-04-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 4000004 steps (207941 resets) in 1435 ms. (2785 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-28 04:34:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:04] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-28 04:34:04] [INFO ] [Real]Absence check using state equation in 33 ms returned sat
[2026-05-28 04:34:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:04] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-28 04:34:04] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:04] [INFO ] Deduced a trap composed of 15 places in 111 ms of which 3 ms to minimize.
[2026-05-28 04:34:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 121 ms
[2026-05-28 04:34:04] [INFO ] Computed and/alt/rep : 44/61/44 causal constraints (skipped 2 transitions) in 4 ms.
[2026-05-28 04:34:04] [INFO ] Added : 44 causal constraints over 9 iterations in 69 ms. Result :sat
Minimization took 42 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:04] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-28 04:34:04] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:05] [INFO ] Deduced a trap composed of 5 places in 53 ms of which 4 ms to minimize.
[2026-05-28 04:34:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:05] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-28 04:34:05] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:05] [INFO ] Deduced a trap composed of 5 places in 28 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:05] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 2 ms to minimize.
[2026-05-28 04:34:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 90 ms
[2026-05-28 04:34:05] [INFO ] Computed and/alt/rep : 44/61/44 causal constraints (skipped 2 transitions) in 4 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:05] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 3 ms to minimize.
[2026-05-28 04:34:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2026-05-28 04:34:05] [INFO ] Added : 34 causal constraints over 7 iterations in 88 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:05] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-28 04:34:05] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:05] [INFO ] Deduced a trap composed of 5 places in 107 ms of which 3 ms to minimize.
[2026-05-28 04:34:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:05] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-28 04:34:05] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:05] [INFO ] Deduced a trap composed of 5 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:05] [INFO ] Deduced a trap composed of 5 places in 38 ms of which 2 ms to minimize.
[2026-05-28 04:34:05] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 93 ms
[2026-05-28 04:34:05] [INFO ] Computed and/alt/rep : 44/61/44 causal constraints (skipped 2 transitions) in 5 ms.
[2026-05-28 04:34:05] [INFO ] Added : 36 causal constraints over 8 iterations in 87 ms. Result :sat
Minimization took 37 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:05] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-28 04:34:05] [INFO ] [Real]Absence check using state equation in 28 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:05] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 4 ms to minimize.
[2026-05-28 04:34:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:05] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-28 04:34:06] [INFO ] [Nat]Absence check using state equation in 26 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:06] [INFO ] Deduced a trap composed of 5 places in 45 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:06] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
[2026-05-28 04:34:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 99 ms
[2026-05-28 04:34:06] [INFO ] Computed and/alt/rep : 44/61/44 causal constraints (skipped 2 transitions) in 13 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:06] [INFO ] Deduced a trap composed of 5 places in 31 ms of which 3 ms to minimize.
[2026-05-28 04:34:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 44 ms
[2026-05-28 04:34:06] [INFO ] Added : 44 causal constraints over 9 iterations in 154 ms. Result :sat
Minimization took 37 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 54 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 54/54 places, 47/47 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 53 transition count 46
Applied a total of 2 rules in 3 ms. Remains 53 /54 variables (removed 1) and now considering 46/47 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 53/54 places, 46/47 transitions.
// Phase 1: matrix 46 rows 53 cols
[2026-05-28 04:34:06] [INFO ] Computed 8 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (109094 resets) in 629 ms. (1587 steps per ms)
BEST_FIRST walk for 4000004 steps (207903 resets) in 1481 ms. (2699 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
[2026-05-28 04:34:08] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:08] [INFO ] [Real]Absence check using 8 positive place invariants in 15 ms returned sat
[2026-05-28 04:34:08] [INFO ] [Real]Absence check using state equation in 31 ms returned sat
[2026-05-28 04:34:08] [INFO ] Computed and/alt/rep : 43/60/43 causal constraints (skipped 2 transitions) in 6 ms.
[2026-05-28 04:34:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:08] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-28 04:34:08] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2026-05-28 04:34:08] [INFO ] Computed and/alt/rep : 43/60/43 causal constraints (skipped 2 transitions) in 3 ms.
[2026-05-28 04:34:08] [INFO ] Added : 21 causal constraints over 5 iterations in 46 ms. Result :sat
Minimization took 14 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:08] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2026-05-28 04:34:08] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2026-05-28 04:34:08] [INFO ] Computed and/alt/rep : 43/60/43 causal constraints (skipped 2 transitions) in 2 ms.
[2026-05-28 04:34:08] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:08] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-28 04:34:08] [INFO ] [Nat]Absence check using state equation in 20 ms returned sat
[2026-05-28 04:34:08] [INFO ] Computed and/alt/rep : 43/60/43 causal constraints (skipped 2 transitions) in 2 ms.
[2026-05-28 04:34:08] [INFO ] Added : 33 causal constraints over 7 iterations in 26 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:09] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-28 04:34:09] [INFO ] [Real]Absence check using state equation in 13 ms returned sat
[2026-05-28 04:34:09] [INFO ] Computed and/alt/rep : 43/60/43 causal constraints (skipped 2 transitions) in 2 ms.
[2026-05-28 04:34:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:09] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-28 04:34:09] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2026-05-28 04:34:09] [INFO ] Computed and/alt/rep : 43/60/43 causal constraints (skipped 2 transitions) in 1 ms.
[2026-05-28 04:34:09] [INFO ] Added : 35 causal constraints over 7 iterations in 29 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:09] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-28 04:34:09] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2026-05-28 04:34:09] [INFO ] Computed and/alt/rep : 43/60/43 causal constraints (skipped 2 transitions) in 6 ms.
[2026-05-28 04:34:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-28 04:34:09] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-28 04:34:09] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2026-05-28 04:34:09] [INFO ] Computed and/alt/rep : 43/60/43 causal constraints (skipped 2 transitions) in 3 ms.
[2026-05-28 04:34:09] [INFO ] Added : 43 causal constraints over 9 iterations in 70 ms. Result :sat
Minimization took 28 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 46/46 transitions.
Applied a total of 0 rules in 3 ms. Remains 53 /53 variables (removed 0) and now considering 46/46 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 53/53 places, 46/46 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 46/46 transitions.
Applied a total of 0 rules in 2 ms. Remains 53 /53 variables (removed 0) and now considering 46/46 (removed 0) transitions.
[2026-05-28 04:34:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-28 04:34:09] [INFO ] Implicit Places using invariants in 72 ms returned []
[2026-05-28 04:34:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-28 04:34:09] [INFO ] Implicit Places using invariants and state equation in 70 ms returned []
Implicit Place search using SMT with State Equation took 155 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-28 04:34:09] [INFO ] Redundant transitions in 0 ms returned []
Running 45 sub problems to find dead transitions.
[2026-05-28 04:34:09] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 45 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:10] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:10] [INFO ] Deduced a trap composed of 4 places in 18 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:10] [INFO ] Deduced a trap composed of 5 places in 42 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:10] [INFO ] Deduced a trap composed of 4 places in 38 ms of which 1 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:10] [INFO ] Deduced a trap composed of 4 places in 31 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-28 04:34:10] [INFO ] Deduced a trap composed of 4 places in 32 ms of which 3 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 3 (OVERLAPS) 2/53 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 5 (OVERLAPS) 46/99 variables, 53/67 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/99 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 7 (OVERLAPS) 0/99 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 45 unsolved
No progress, stopping.
After SMT solving in domain Real declared 99/99 variables, and 67 constraints, problems are : Problem set: 0 solved, 45 unsolved in 1832 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 53/53 constraints, PredecessorRefiner: 45/45 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 45 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/51 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/51 variables, 6/13 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 3 (OVERLAPS) 2/53 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/53 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 5 (OVERLAPS) 46/99 variables, 53/67 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/99 variables, 45/112 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/99 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 45 unsolved
At refinement iteration 8 (OVERLAPS) 0/99 variables, 0/112 constraints. Problems are: Problem set: 0 solved, 45 unsolved
No progress, stopping.
After SMT solving in domain Int declared 99/99 variables, and 112 constraints, problems are : Problem set: 0 solved, 45 unsolved in 2235 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 53/53 constraints, PredecessorRefiner: 45/45 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 4121ms problems are : Problem set: 0 solved, 45 unsolved
Search for dead transitions found 0 dead transitions in 4127ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4296 ms. Remains : 53/53 places, 46/46 transitions.
RANDOM walk for 40000 steps (4354 resets) in 973 ms. (41 steps per ms) remains 8/8 properties
[2026-05-28 04:34:14] [INFO ] Flatten gal took : 48 ms
BEST_FIRST walk for 40001 steps (2084 resets) in 186 ms. (213 steps per ms) remains 8/8 properties
[2026-05-28 04:34:14] [INFO ] Flatten gal took : 23 ms
BEST_FIRST walk for 40004 steps (2087 resets) in 130 ms. (305 steps per ms) remains 8/8 properties
[2026-05-28 04:34:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10062708335834550469.gal : 6 ms
[2026-05-28 04:34:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14182242668235964441.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10062708335834550469.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14182242668235964441.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14182242668235964441.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 7
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :7 after 15
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :15 after 102
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :164 after 419
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :601 after 1984
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :1984 after 5265
Invariant property MIN2 does not hold.
Reachability property MAX2 is true.
Invariant property MIN1 does not hold.
Reachability property MAX1 is true.
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :5265 after 31266
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,38070,0.032251,4544,2,563,17,3114,8,0,259,1962,0
Total reachable state count : 38070

Verifying 8 reachability properties.
Reachability property MAX0 is true.

BEST_FIRST walk for 40002 steps (2011 resets) in 177 ms. (224 steps per ms) remains 8/8 properties
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,1,0.032621,4672,2,54,17,3114,9,0,262,1962,0
Invariant property MIN0 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,1,0.032939,4800,2,54,17,3114,10,0,263,1962,0
Reachability property MAX1 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX1,729,0.033095,4800,2,88,17,3114,11,0,265,1962,0
Invariant property MIN1 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN1,729,0.033203,4800,2,88,17,3114,12,0,266,1962,0
Reachability property MAX2 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX2,729,0.033317,4800,2,88,17,3114,13,0,268,1962,0
Invariant property MIN2 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN2,729,0.033421,4800,2,88,17,3114,14,0,269,1962,0
Reachability property MAX3 is true.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX3,729,0.033536,4800,2,88,17,3114,14,0,270,1962,0
Invariant property MIN3 does not hold.

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN3,729,0.033639,4800,2,88,17,3114,14,0,270,1962,0
BEST_FIRST walk for 40002 steps (2110 resets) in 189 ms. (210 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (2170 resets) in 216 ms. (184 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (2086 resets) in 127 ms. (312 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40002 steps (2138 resets) in 98 ms. (404 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (2056 resets) in 70 ms. (563 steps per ms) remains 8/8 properties
Finished probabilistic random walk after 2242 steps, run visited all 8 properties in 34 ms. (steps per millisecond=65 )
Probabilistic random walk after 2242 steps, saw 1089 distinct states, run finished after 37 ms. (steps per millisecond=60 ) properties seen :8
FORMULA MedleyA-PT-04-UpperBounds-14 1 TECHNIQUES REACHABILITY_MAX
FORMULA MedleyA-PT-04-UpperBounds-11 1 TECHNIQUES REACHABILITY_MAX
FORMULA MedleyA-PT-04-UpperBounds-04 1 TECHNIQUES REACHABILITY_MAX
FORMULA MedleyA-PT-04-UpperBounds-00 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 4 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 20220 ms.

BK_STOP 1779942854721

--------------------
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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
++ perl -pe 's/.*\.//g'
+ 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="MedleyA-PT-04"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
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 gold2025"
echo " Input is MedleyA-PT-04, 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 r191-oct2-177969025500016"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MedleyA-PT-04.tgz
mv MedleyA-PT-04 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 ;