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-oct2-177944366100245.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 itstools
Input is Angiogenesis-PT-15, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r002-oct2-177944366100245
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 516K
-rw-r--r-- 1 mcc users 9.1K Mar 4 18:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K Mar 4 18:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.3K Mar 4 18:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K Mar 4 18:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.2K Mar 15 07:05 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K 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 15K Mar 15 07:05 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 4 18:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 129K Mar 4 18:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.6K Mar 4 18:31 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Mar 4 18:31 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-15-UpperBounds-00
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-01
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-02
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-03
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-04
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-05
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-06
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-07
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-08
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-09
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-10
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-11
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-12
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-13
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-14
FORMULA_NAME Angiogenesis-PT-15-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779467354102

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-15
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-22 16:29:15] [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 16:29:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-22 16:29:15] [INFO ] Load time of PNML (sax parser for PT used): 52 ms
[2026-05-22 16:29:15] [INFO ] Transformed 39 places.
[2026-05-22 16:29:15] [INFO ] Transformed 64 transitions.
[2026-05-22 16:29:15] [INFO ] Parsed PT model containing 39 places and 64 transitions and 185 arcs in 164 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 8 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 15, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 15, 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, 15, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 15, 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-17811975425024914070.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7332385836006510463.kers'
[2026-05-22 16:29:15] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17811975425024914070.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7332385836006510463.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 16:29:15] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-7332385836006510463.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 15, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 15, 0] Max Struct:[15, 15, 15, 7, 15, 7, 15, 7, 15, 15, 15, 15, 15, 15, 15, 15]
FORMULA Angiogenesis-PT-15-UpperBounds-14 15 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-15-UpperBounds-10 15 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Angiogenesis-PT-15-UpperBounds-02 15 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10011 steps (2 resets) in 14 ms. (667 steps per ms)
FORMULA Angiogenesis-PT-15-UpperBounds-15 15 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-15-UpperBounds-13 15 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-15-UpperBounds-11 15 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-15-UpperBounds-09 15 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Angiogenesis-PT-15-UpperBounds-06 15 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80008 steps (16 resets) in 85 ms. (930 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[14, 1, 1, 1, 1, 4, 6, 1] Max Struct:[15, 15, 7, 15, 7, 7, 15, 15]
[2026-05-22 16:29:16] [INFO ] Invariant cache hit.
[2026-05-22 16:29:16] [INFO ] [Real]Absence check using 8 positive place invariants in 35 ms returned sat
[2026-05-22 16:29:16] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2026-05-22 16:29:16] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 14 ms.
[2026-05-22 16:29:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-22 16:29:16] [INFO ] [Nat]Absence check using state equation in 22 ms returned sat
[2026-05-22 16:29:16] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 12 ms.
[2026-05-22 16:29:16] [INFO ] Added : 55 causal constraints over 11 iterations in 124 ms. Result :sat
Minimization took 39 ms.
[2026-05-22 16:29:16] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-22 16:29:16] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2026-05-22 16:29:16] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 14 ms.
[2026-05-22 16:29:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 64 ms returned sat
[2026-05-22 16:29:16] [INFO ] [Nat]Absence check using state equation in 130 ms returned sat
[2026-05-22 16:29:17] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 9 ms.
[2026-05-22 16:29:17] [INFO ] Added : 47 causal constraints over 10 iterations in 153 ms. Result :sat
Minimization took 28 ms.
[2026-05-22 16:29:17] [INFO ] [Real]Absence check using 8 positive place invariants in 15 ms returned sat
[2026-05-22 16:29:17] [INFO ] [Real]Absence check using state equation in 27 ms returned sat
[2026-05-22 16:29:17] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 8 ms.
[2026-05-22 16:29:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-22 16:29:17] [INFO ] [Nat]Absence check using state equation in 39 ms returned sat
[2026-05-22 16:29:17] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 11 ms.
[2026-05-22 16:29:17] [INFO ] Added : 47 causal constraints over 10 iterations in 135 ms. Result :sat
Minimization took 39 ms.
[2026-05-22 16:29:17] [INFO ] [Real]Absence check using 8 positive place invariants in 53 ms returned sat
[2026-05-22 16:29:17] [INFO ] [Real]Absence check using state equation in 46 ms returned sat
[2026-05-22 16:29:17] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 3 ms.
[2026-05-22 16:29:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:29:17] [INFO ] [Nat]Absence check using state equation in 19 ms returned sat
[2026-05-22 16:29:17] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 6 ms.
[2026-05-22 16:29:17] [INFO ] Added : 47 causal constraints over 10 iterations in 69 ms. Result :sat
Minimization took 15 ms.
[2026-05-22 16:29:17] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:29:17] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2026-05-22 16:29:17] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 3 ms.
[2026-05-22 16:29:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:17] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:29:18] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2026-05-22 16:29:18] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 6 ms.
[2026-05-22 16:29:18] [INFO ] Added : 47 causal constraints over 10 iterations in 103 ms. Result :sat
Minimization took 54 ms.
[2026-05-22 16:29:18] [INFO ] [Real]Absence check using 8 positive place invariants in 36 ms returned sat
[2026-05-22 16:29:18] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2026-05-22 16:29:18] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2026-05-22 16:29:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:29:18] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2026-05-22 16:29:18] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 4 ms.
[2026-05-22 16:29:18] [INFO ] Added : 47 causal constraints over 10 iterations in 62 ms. Result :sat
Minimization took 27 ms.
[2026-05-22 16:29:18] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-22 16:29:18] [INFO ] [Real]Absence check using state equation in 34 ms returned sat
[2026-05-22 16:29:18] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 18 ms.
[2026-05-22 16:29:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 65 ms returned sat
[2026-05-22 16:29:18] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-22 16:29:18] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 7 ms.
[2026-05-22 16:29:18] [INFO ] Added : 47 causal constraints over 10 iterations in 70 ms. Result :sat
Minimization took 34 ms.
[2026-05-22 16:29:18] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2026-05-22 16:29:18] [INFO ] [Real]Absence check using state equation in 24 ms returned sat
[2026-05-22 16:29:18] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 6 ms.
[2026-05-22 16:29:18] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-22 16:29:18] [INFO ] [Nat]Absence check using state equation in 37 ms returned sat
[2026-05-22 16:29:19] [INFO ] Computed and/alt/rep : 59/142/59 causal constraints (skipped 2 transitions) in 11 ms.
[2026-05-22 16:29:19] [INFO ] Added : 54 causal constraints over 11 iterations in 72 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[14, 1, 1, 1, 1, 4, 6, 1] Max Struct:[15, 15, 7, 15, 7, 7, 15, 15]
FORMULA Angiogenesis-PT-15-UpperBounds-12 15 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-15-UpperBounds-07 7 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-15-UpperBounds-05 7 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-15-UpperBounds-04 15 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA Angiogenesis-PT-15-UpperBounds-01 15 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[15, 6, 13] Max Struct:[15, 7, 15]
FORMULA Angiogenesis-PT-15-UpperBounds-00 15 TECHNIQUES TOPOLOGICAL PARIKH_GUIDED_WALK
Support contains 2 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 5 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 5 places in 0 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 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 4 with 6 rules applied. Total rules applied 59 place count 21 transition count 34
Free-agglomeration rule (complex) applied 4 times.
Iterating global reduction 4 with 4 rules applied. Total rules applied 63 place count 21 transition count 30
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 69 place count 17 transition count 28
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 70 place count 17 transition count 28
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 71 place count 17 transition count 28
Applied a total of 71 rules in 53 ms. Remains 17 /39 variables (removed 22) and now considering 28/64 (removed 36) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61 ms. Remains : 17/39 places, 28/64 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-15397344589497560465.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5439262177509049062.kers'
[2026-05-22 16:29:19] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-15397344589497560465.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5439262177509049062.kers]
Normalized transition count is 27 out of 28 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 27 rows 15 cols 81 entries
Finished phase 1 with 10 SingleSign rule and 1 generalized
[2026-05-22 16:29:19] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5439262177509049062.kers
Total runtime 0 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[6, 13] Max Struct:[7, 15]
RANDOM walk for 1000008 steps (2 resets) in 240 ms. (4149 steps per ms)
FORMULA Angiogenesis-PT-15-UpperBounds-03 7 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2000002 steps (4 resets) in 724 ms. (2758 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[13] Max Struct:[15]
[2026-05-22 16:29:20] [INFO ] Flow matrix only has 27 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-11758877901112038731.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2325802679237241822.kers'
[2026-05-22 16:29:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11758877901112038731.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2325802679237241822.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 27 rows 15 cols 81 entries
Finished phase 1 with 10 SingleSign rule and 1 generalized
[2026-05-22 16:29:20] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2325802679237241822.kers
Total runtime 1 ms.
[2026-05-22 16:29:20] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-22 16:29:20] [INFO ] [Real]Absence check using 5 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-22 16:29:20] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2026-05-22 16:29:20] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 16:29:20] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2026-05-22 16:29:20] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:20] [INFO ] [Nat]Absence check using 5 positive place invariants in 2 ms returned sat
[2026-05-22 16:29:20] [INFO ] [Nat]Absence check using 5 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-22 16:29:20] [INFO ] [Nat]Absence check using state equation in 15 ms returned sat
[2026-05-22 16:29:20] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2026-05-22 16:29:20] [INFO ] Computed and/alt/rep : 26/85/25 causal constraints (skipped 0 transitions) in 4 ms.
[2026-05-22 16:29:20] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2026-05-22 16:29:20] [INFO ] Added : 22 causal constraints over 5 iterations in 141 ms. Result :sat
Minimization took 46 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[13] Max Struct:[15]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[14] Max Struct:[15]
Support contains 1 out of 17 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 17/17 places, 28/28 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 16 transition count 28
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 3 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 1 with 1 rules applied. Total rules applied 4 place count 16 transition count 26
Applied a total of 4 rules in 4 ms. Remains 16 /17 variables (removed 1) and now considering 26/28 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 16/17 places, 26/28 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6961003288913298268.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5310465742104222189.kers'
[2026-05-22 16:29:20] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6961003288913298268.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5310465742104222189.kers]
Normalized transition count is 25 out of 26 initially.
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 25 rows 14 cols 73 entries
Finished phase 1 with 9 SingleSign rule and 1 generalized
[2026-05-22 16:29:20] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 0 ms.
Exported basis to /tmp/petrispot-output-5310465742104222189.kers
Total runtime 0 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[14] Max Struct:[15]
RANDOM walk for 1000004 steps (2 resets) in 237 ms. (4201 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 370 ms. (2695 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[14] Max Struct:[15]
[2026-05-22 16:29:21] [INFO ] Flow matrix only has 25 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-4960828475516815511.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-2038071990293994896.kers'
[2026-05-22 16:29:21] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4960828475516815511.kers, --Pflows, --basisKERS=/tmp/petrispot-output-2038071990293994896.kers]
Culling duplicate invariants (modulo rational): removing 2 columns.
Culled 2 columns in 0 ms.
// Phase 1: matrix 25 rows 14 cols 73 entries
Finished phase 1 with 9 SingleSign rule and 1 generalized
[2026-05-22 16:29:21] [INFO ] Computed 6 invariants in 0 ms
Computed 6 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-2038071990293994896.kers
Total runtime 1 ms.
[2026-05-22 16:29:21] [INFO ] [Real]Absence check using 5 positive place invariants in 3 ms returned sat
[2026-05-22 16:29:21] [INFO ] [Real]Absence check using 5 positive and 1 generalized place invariants in 1 ms returned sat
[2026-05-22 16:29:21] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2026-05-22 16:29:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2026-05-22 16:29:21] [INFO ] [Real]Added 1 Read/Feed constraints in 1 ms returned sat
[2026-05-22 16:29:21] [INFO ] Solution in real domain found non-integer solution.
[2026-05-22 16:29:21] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2026-05-22 16:29:21] [INFO ] [Nat]Absence check using 5 positive and 1 generalized place invariants in 0 ms returned sat
[2026-05-22 16:29:21] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2026-05-22 16:29:21] [INFO ] [Nat]Added 1 Read/Feed constraints in 25 ms returned sat
[2026-05-22 16:29:21] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 46 ms
Current structural bounds on expressions (after SMT) : Max Seen:[14] Max Struct:[14]
FORMULA Angiogenesis-PT-15-UpperBounds-08 14 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 5929 ms.

BK_STOP 1779467361590

--------------------
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-15"
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-15, 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-oct2-177944366100245"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Angiogenesis-PT-15.tgz
mv Angiogenesis-PT-15 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 ;