Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r002-tall-174853728900269.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 Angiogenesis-PT-50, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-tall-174853728900269
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 520K
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 89K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 116K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K 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 33K 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 Angiogenesis-PT-50-UpperBounds-00
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-01
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-02
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-03
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-04
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-05
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-06
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-07
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-08
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-09
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-10
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-11
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-12
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-13
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-14
FORMULA_NAME Angiogenesis-PT-50-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748564204575

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Angiogenesis-PT-50
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-30 00:16:45] [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 00:16:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 00:16:45] [INFO ] Load time of PNML (sax parser for PT used): 47 ms
[2025-05-30 00:16:45] [INFO ] Transformed 39 places.
[2025-05-30 00:16:45] [INFO ] Transformed 64 transitions.
[2025-05-30 00:16:45] [INFO ] Parsed PT model containing 39 places and 64 transitions and 185 arcs in 133 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Reduction of identical properties reduced properties to check from 16 to 15
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 50, 0, 0, 0, 0, 0, 50, 50, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 50, 0, 0, 0, 0, 0, 50, 50, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 64 rows 39 cols
[2025-05-30 00:16:45] [INFO ] Computed 8 invariants in 9 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 50, 0, 0, 0, 0, 0, 50, 50, 0] Max Struct:[50, 50, 50, 25, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50, 50]
FORMULA Angiogenesis-PT-50-UpperBounds-14 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-50-UpperBounds-12 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-50-UpperBounds-06 50 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10049 steps (2 resets) in 13 ms. (717 steps per ms)
FORMULA Angiogenesis-PT-50-UpperBounds-11 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-50-UpperBounds-10 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-50-UpperBounds-05 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-50-UpperBounds-02 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-50-UpperBounds-00 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 70007 steps (14 resets) in 85 ms. (814 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[2, 5, 49, 2, 4, 2, 49] Max Struct:[50, 25, 50, 50, 50, 50, 50]
[2025-05-30 00:16:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 00:16:46] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2025-05-30 00:16:46] [INFO ] [Real]Absence check using state equation in 32 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 00:16:46] [INFO ] Deduced a trap composed of 23 places in 50 ms of which 7 ms to minimize.
[2025-05-30 00:16:46] [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 00:16:46] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:46] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 00:16:46] [INFO ] Deduced a trap composed of 23 places in 27 ms of which 2 ms to minimize.
[2025-05-30 00:16:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 36 ms
[2025-05-30 00:16:46] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 6 ms.
[2025-05-30 00:16:46] [INFO ] Added : 48 causal constraints over 10 iterations in 94 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 00:16:46] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 00:16:46] [INFO ] [Real]Absence check using state equation in 22 ms returned sat
[2025-05-30 00:16:46] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 7 ms.
[2025-05-30 00:16:46] [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 00:16:46] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:46] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2025-05-30 00:16:46] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 5 ms.
[2025-05-30 00:16:46] [INFO ] Added : 47 causal constraints over 10 iterations in 57 ms. Result :sat
Minimization took 19 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 00:16:46] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2025-05-30 00:16:46] [INFO ] [Real]Absence check using state equation in 18 ms returned sat
[2025-05-30 00:16:46] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 5 ms.
[2025-05-30 00:16:46] [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 00:16:46] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:46] [INFO ] [Nat]Absence check using state equation in 25 ms returned sat
[2025-05-30 00:16:46] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 5 ms.
[2025-05-30 00:16:46] [INFO ] Added : 47 causal constraints over 10 iterations in 64 ms. Result :sat
Minimization took 19 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 00:16:47] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:47] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-05-30 00:16:47] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2025-05-30 00:16:47] [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 00:16:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:47] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2025-05-30 00:16:47] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 3 ms.
[2025-05-30 00:16:47] [INFO ] Added : 47 causal constraints over 10 iterations in 68 ms. Result :sat
Minimization took 21 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 00:16:47] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:47] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-05-30 00:16:47] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2025-05-30 00:16:47] [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 00:16:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:47] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2025-05-30 00:16:47] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 3 ms.
[2025-05-30 00:16:47] [INFO ] Added : 47 causal constraints over 10 iterations in 63 ms. Result :sat
Minimization took 17 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 00:16:47] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:47] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-05-30 00:16:47] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 11 ms.
[2025-05-30 00:16:47] [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 00:16:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:47] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2025-05-30 00:16:47] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 3 ms.
[2025-05-30 00:16:47] [INFO ] Added : 47 causal constraints over 10 iterations in 49 ms. Result :sat
Minimization took 29 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 00:16:47] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:47] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2025-05-30 00:16:47] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 8 ms.
[2025-05-30 00:16:47] [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 00:16:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:47] [INFO ] [Nat]Absence check using state equation in 21 ms returned sat
[2025-05-30 00:16:47] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2025-05-30 00:16:47] [INFO ] Added : 56 causal constraints over 12 iterations in 70 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[2, 5, 49, 2, 4, 2, 49] Max Struct:[50, 25, 50, 50, 50, 50, 50]
FORMULA Angiogenesis-PT-50-UpperBounds-08 50 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-50-UpperBounds-07 50 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-50-UpperBounds-04 50 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-50-UpperBounds-03 25 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[49, 38, 49] Max Struct:[50, 50, 50]
Support contains 3 out of 39 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 39/39 places, 64/64 transitions.
Graph (complete) has 117 edges and 39 vertex of which 38 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 1 place count 38 transition count 63
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 4 place count 36 transition count 63
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 5 place count 36 transition count 62
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 0 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 1 with 18 rules applied. Total rules applied 23 place count 27 transition count 53
Drop transitions (Empty/Sink Transition effects.) removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Graph (complete) has 82 edges and 27 vertex of which 26 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 9 rules applied. Total rules applied 32 place count 26 transition count 45
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 33 place count 26 transition count 44
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 43 place count 21 transition count 50
Drop transitions (Empty/Sink Transition effects.) removed 9 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 3 with 10 rules applied. Total rules applied 53 place count 21 transition count 40
Drop transitions (Redundant composition of simpler transitions.) removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 60 place count 21 transition count 33
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 4 with 5 rules applied. Total rules applied 65 place count 21 transition count 28
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 71 place count 16 transition count 27
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 72 place count 16 transition count 26
Applied a total of 72 rules in 35 ms. Remains 16 /39 variables (removed 23) and now considering 26/64 (removed 38) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 42 ms. Remains : 16/39 places, 26/64 transitions.
[2025-05-30 00:16:48] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
// Phase 1: matrix 25 rows 16 cols
[2025-05-30 00:16:48] [INFO ] Computed 6 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[49, 38, 49] Max Struct:[50, 50, 50]
RANDOM walk for 1000046 steps (2 resets) in 193 ms. (5154 steps per ms)
FORMULA Angiogenesis-PT-50-UpperBounds-15 50 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2000002 steps (4 resets) in 703 ms. (2840 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[49, 38] Max Struct:[50, 50]
[2025-05-30 00:16:49] [INFO ] Flow matrix only has 25 transitions (discarded 1 similar events)
[2025-05-30 00:16:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 00:16:49] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-05-30 00:16:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 00:16:49] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2025-05-30 00:16:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 00:16:49] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 00:16:49] [INFO ] Deduced a trap composed of 8 places in 28 ms of which 2 ms to minimize.
[2025-05-30 00:16:49] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 31 ms
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 00:16:49] [INFO ] [Real]Absence check using 6 positive place invariants in 1 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-05-30 00:16:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 00:16:49] [INFO ] [Nat]Absence check using 6 positive place invariants in 1 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Nat]Added 1 Read/Feed constraints in 4 ms returned sat
[2025-05-30 00:16:49] [INFO ] Computed and/alt/rep : 24/78/23 causal constraints (skipped 0 transitions) in 2 ms.
[2025-05-30 00:16:49] [INFO ] Added : 21 causal constraints over 5 iterations in 23 ms. Result :sat
Minimization took 39 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[49, 38] Max Struct:[49, 50]
FORMULA Angiogenesis-PT-50-UpperBounds-13 49 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA Angiogenesis-PT-50-UpperBounds-01 49 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[49] Max Struct:[50]
Support contains 1 out of 16 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 16/16 places, 26/26 transitions.
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition k42.k61.k63.k38 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 15 transition count 24
Applied a total of 2 rules in 3 ms. Remains 15 /16 variables (removed 1) and now considering 24/26 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 15/16 places, 24/26 transitions.
[2025-05-30 00:16:49] [INFO ] Flow matrix only has 23 transitions (discarded 1 similar events)
// Phase 1: matrix 23 rows 15 cols
[2025-05-30 00:16:49] [INFO ] Computed 6 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[49] Max Struct:[50]
RANDOM walk for 1000024 steps (2 resets) in 150 ms. (6622 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 291 ms. (3424 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[49] Max Struct:[50]
[2025-05-30 00:16:49] [INFO ] Flow matrix only has 23 transitions (discarded 1 similar events)
[2025-05-30 00:16:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 00:16:49] [INFO ] [Real]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-05-30 00:16:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-30 00:16:49] [INFO ] [Real]Added 1 Read/Feed constraints in 0 ms returned sat
[2025-05-30 00:16:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 00:16:49] [INFO ] [Nat]Absence check using 6 positive place invariants in 2 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-05-30 00:16:49] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 00:16:49] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
[2025-05-30 00:16:49] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 33 ms
Current structural bounds on expressions (after SMT) : Max Seen:[49] Max Struct:[49]
FORMULA Angiogenesis-PT-50-UpperBounds-09 49 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided 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 00:16:50] [INFO ] Flatten gal took : 20 ms
[2025-05-30 00:16:50] [INFO ] Flatten gal took : 3 ms
[2025-05-30 00:16:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15948180797148884880.gal : 4 ms
[2025-05-30 00:16:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality142237088882373568.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/ReachabilityCardinality15948180797148884880.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality142237088882373568.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 4355 ms.

BK_STOP 1748564210178

--------------------
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="Angiogenesis-PT-50"
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 Angiogenesis-PT-50, 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 r002-tall-174853728900269"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Angiogenesis-PT-50.tgz
mv Angiogenesis-PT-50 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 ;