fond
Model Checking Contest 2026
16th edition, Hamburg, Germany, June 23, 2026
Execution of r002-oct2-177944366100253
Last Updated
Jun 17, 2026

About the Execution of ITS-Tools for Angiogenesis-PT-20

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
454.760 6715.00 13787.00 72.00 20 10 20 20 20 20 20 10 20 20 20 20 20 20 20 19 normal

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.r002-oct2-177944366100253.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)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is Angiogenesis-PT-20, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366100253
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 7.4K Mar 4 18:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K Mar 4 18:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K Mar 4 18:32 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 4 18:32 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.4K Mar 15 07:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K Mar 15 07:05 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 07:05 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Mar 15 07:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 4 18:32 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 128K Mar 4 18:32 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Mar 4 18:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 93K Mar 4 18:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Mar 15 07:05 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 07:05 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 33K 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 Angiogenesis-PT-20-UpperBounds-00
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-01
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-02
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-03
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-04
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-05
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-06
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-07
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-08
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-09
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-10
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-11
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-12
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-13
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-14
FORMULA_NAME Angiogenesis-PT-20-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779467777681

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-20
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-22 16:36:19] [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]
[2026-05-22 16:36:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 16:36:19] [INFO ] Load time of PNML (sax parser for PT used): 49 ms
[2026-05-22 16:36:19] [INFO ] Transformed 39 places.
[2026-05-22 16:36:19] [INFO ] Transformed 64 transitions.
[2026-05-22 16:36:19] [INFO ] Parsed PT model containing 39 places and 64 transitions and 185 arcs in 194 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 6 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 20, 0, 0, 20, 0, 0, 0, 20, 0, 0] Max Struct:[+inf, +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, 20, 0, 0, 20, 0, 0, 0, 20, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-8790940181536317993.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-3547371258162608663.kers'
[2026-05-22 16:36:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8790940181536317993.kers, --Pflows, --basisKERS=/tmp/petrispot-output-3547371258162608663.kers]
Culling duplicate invariants (modulo rational): removing 1 columns.
Culled 1 columns in 0 ms.
// Phase 1: matrix 64 rows 38 cols 182 entries
Finished phase 1 with 31 SingleSign rule and 0 generalized
[2026-05-22 16:36:19] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-3547371258162608663.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 20, 0, 0, 20, 0, 0, 0, 20, 0, 0] Max Struct:[20, 10, 20, 20, 20, 20, 20, 10, 20, 20, 20, 20, 20, 20, 20, 20]
FORMULA Angiogenesis-PT-20-UpperBounds-13 20 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-20-UpperBounds-09 20 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-20-UpperBounds-06 20 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10014 steps (2 resets) in 11 ms. (834 steps per ms)
FORMULA Angiogenesis-PT-20-UpperBounds-14 20 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-10 20 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-05 20 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-04 20 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-02 20 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-00 20 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 70007 steps (14 resets) in 81 ms. (853 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 3, 3, 1, 1, 3, 5] Max Struct:[10, 20, 10, 20, 20, 20, 20]
[2026-05-22 16:36:20] [INFO ] Invariant cache hit.
[2026-05-22 16:36:20] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-22 16:36:20] [INFO ] [Real]Absence check using state equation in 94 ms returned sat
[2026-05-22 16:36:20] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 9 ms.
[2026-05-22 16:36:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:36:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 25 ms returned sat
[2026-05-22 16:36:20] [INFO ] [Nat]Absence check using state equation in 54 ms returned sat
[2026-05-22 16:36:20] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 11 ms.
[2026-05-22 16:36:20] [INFO ] Added : 47 causal constraints over 10 iterations in 91 ms. Result :sat
Minimization took 17 ms.
[2026-05-22 16:36:20] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:36:20] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2026-05-22 16:36:20] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2026-05-22 16:36:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:36:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:36:20] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-22 16:36:20] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2026-05-22 16:36:20] [INFO ] Added : 54 causal constraints over 11 iterations in 86 ms. Result :sat
Minimization took 22 ms.
[2026-05-22 16:36:20] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:36:20] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2026-05-22 16:36:20] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 9 ms.
[2026-05-22 16:36:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:36:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-22 16:36:21] [INFO ] [Nat]Absence check using state equation in 24 ms returned sat
[2026-05-22 16:36:21] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 5 ms.
[2026-05-22 16:36:21] [INFO ] Added : 47 causal constraints over 10 iterations in 75 ms. Result :sat
Minimization took 30 ms.
[2026-05-22 16:36:21] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-22 16:36:21] [INFO ] [Real]Absence check using state equation in 63 ms returned sat
[2026-05-22 16:36:21] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2026-05-22 16:36:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:36:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-22 16:36:21] [INFO ] [Nat]Absence check using state equation in 17 ms returned sat
[2026-05-22 16:36:21] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 5 ms.
[2026-05-22 16:36:21] [INFO ] Added : 47 causal constraints over 10 iterations in 124 ms. Result :sat
Minimization took 16 ms.
[2026-05-22 16:36:21] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:36:21] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2026-05-22 16:36:21] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 3 ms.
[2026-05-22 16:36:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:36:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:36:21] [INFO ] [Nat]Absence check using state equation in 27 ms returned sat
[2026-05-22 16:36:21] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 35 ms.
[2026-05-22 16:36:21] [INFO ] Added : 54 causal constraints over 11 iterations in 114 ms. Result :sat
Minimization took 36 ms.
[2026-05-22 16:36:21] [INFO ] [Real]Absence check using 8 positive place invariants in 1 ms returned sat
[2026-05-22 16:36:21] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2026-05-22 16:36:21] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 19 ms.
[2026-05-22 16:36:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:36:21] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:36:22] [INFO ] [Nat]Absence check using state equation in 47 ms returned sat
[2026-05-22 16:36:22] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2026-05-22 16:36:22] [INFO ] Added : 47 causal constraints over 10 iterations in 73 ms. Result :sat
Minimization took 30 ms.
[2026-05-22 16:36:22] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-22 16:36:22] [INFO ] [Real]Absence check using state equation in 23 ms returned sat
[2026-05-22 16:36:22] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 3 ms.
[2026-05-22 16:36:22] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:36:22] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:36:22] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2026-05-22 16:36:22] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 15 ms.
[2026-05-22 16:36:22] [INFO ] Added : 48 causal constraints over 10 iterations in 91 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 3, 3, 1, 1, 3, 5] Max Struct:[10, 20, 10, 20, 20, 20, 20]
FORMULA Angiogenesis-PT-20-UpperBounds-12 20 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-11 20 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-07 10 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-03 20 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[9, 19, 16] Max Struct:[10, 20, 20]
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.0 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 4 Post agglomeration using F-continuation condition.Transition count delta: -3
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 41 place count 22 transition count 47
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 48 place count 22 transition count 40
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 4 with 5 rules applied. Total rules applied 53 place count 22 transition count 35
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 4 with 4 rules applied. Total rules applied 57 place count 22 transition count 31
Reduce places removed 4 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 63 place count 18 transition count 29
Partial Post-agglomeration rule applied 1 times.
Drop transitions (Partial Post agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 64 place count 18 transition count 29
Applied a total of 64 rules in 62 ms. Remains 18 /39 variables (removed 21) and now considering 29/64 (removed 35) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 18/39 places, 29/64 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10181228718595798897.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5593775314273936152.kers'
[2026-05-22 16:36:22] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10181228718595798897.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5593775314273936152.kers]
Normalized transition count is 28 out of 29 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 28 rows 16 cols 79 entries
Finished phase 1 with 11 SingleSign rule and 1 generalized
[2026-05-22 16:36:22] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-5593775314273936152.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[9, 19, 16] Max Struct:[10, 20, 20]
RANDOM walk for 1000012 steps (1208 resets) in 314 ms. (3174 steps per ms)
FORMULA Angiogenesis-PT-20-UpperBounds-08 20 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-20-UpperBounds-01 10 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2000002 steps (34 resets) in 874 ms. (2285 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[19] Max Struct:[20]
[2026-05-22 16:36:24] [INFO ] Flow matrix only has 28 transitions (discarded 1 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3998852383881958157.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5038269180949833650.kers'
[2026-05-22 16:36:24] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3998852383881958157.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5038269180949833650.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 28 rows 16 cols 79 entries
Finished phase 1 with 11 SingleSign rule and 1 generalized
[2026-05-22 16:36:24] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-5038269180949833650.kers
Total runtime 1 ms.
[2026-05-22 16:36:24] [INFO ] [Real]Absence check using 5 positive place invariants in 10 ms returned sat
[2026-05-22 16:36:24] [INFO ] [Real]Absence check using 5 positive and 1 generalized place invariants in 2 ms returned sat
[2026-05-22 16:36:24] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2026-05-22 16:36:24] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 16:36:24] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2026-05-22 16:36:24] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:36:24] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-22 16:36:24] [INFO ] [Nat]Absence check using 5 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-22 16:36:24] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2026-05-22 16:36:24] [INFO ] [Nat]Added 1 Read/Feed constraints in 0 ms returned sat
[2026-05-22 16:36:24] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 59 ms
Current structural bounds on expressions (after SMT) : Max Seen:[19] Max Struct:[19]
FORMULA Angiogenesis-PT-20-UpperBounds-15 19 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 4719 ms.

BK_STOP 1779467784396

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Angiogenesis-PT-20"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool itstools"
echo " Input is Angiogenesis-PT-20, 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-oct2-177944366100253"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Angiogenesis-PT-20.tgz
mv Angiogenesis-PT-20 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 ;