Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r130-smll-177955809000229.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool itstools
Input is FireWire-PT-11, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955809000229
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 620K
-rw-r--r-- 1 mcc users 8.4K Mar 7 05:18 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K Mar 7 05:18 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K Mar 7 05:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 43K Mar 7 05:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Mar 15 10:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 21K Mar 15 10:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 7 05:18 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K Mar 7 05:18 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.1K Mar 7 05:18 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 80K Mar 7 05:18 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:07 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 125K 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 FireWire-PT-11-UpperBounds-00
FORMULA_NAME FireWire-PT-11-UpperBounds-01
FORMULA_NAME FireWire-PT-11-UpperBounds-02
FORMULA_NAME FireWire-PT-11-UpperBounds-03
FORMULA_NAME FireWire-PT-11-UpperBounds-04
FORMULA_NAME FireWire-PT-11-UpperBounds-05
FORMULA_NAME FireWire-PT-11-UpperBounds-06
FORMULA_NAME FireWire-PT-11-UpperBounds-07
FORMULA_NAME FireWire-PT-11-UpperBounds-08
FORMULA_NAME FireWire-PT-11-UpperBounds-09
FORMULA_NAME FireWire-PT-11-UpperBounds-10
FORMULA_NAME FireWire-PT-11-UpperBounds-11
FORMULA_NAME FireWire-PT-11-UpperBounds-12
FORMULA_NAME FireWire-PT-11-UpperBounds-13
FORMULA_NAME FireWire-PT-11-UpperBounds-14
FORMULA_NAME FireWire-PT-11-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779813693415

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-11
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-26 16:41:35] [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]
[2026-05-26 16:41:35] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 16:41:36] [INFO ] Load time of PNML (sax parser for PT used): 204 ms
[2026-05-26 16:41:36] [INFO ] Transformed 169 places.
[2026-05-26 16:41:36] [INFO ] Transformed 508 transitions.
[2026-05-26 16:41:36] [INFO ] Found NUPN structural information;
[2026-05-26 16:41:36] [INFO ] Parsed PT model containing 169 places and 508 transitions and 1883 arcs in 441 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
Ensure Unique test removed 65 transitions
Reduce redundant transitions removed 65 transitions.
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]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12205425538111998010.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7991917820673876513.kers'
[2026-05-26 16:41:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12205425538111998010.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7991917820673876513.kers]
Normalized transition count is 404 out of 443 initially.
Culled 0 columns in 1 ms.
// Phase 1: matrix 404 rows 169 cols 1363 entries
Finished phase 1 with 159 SingleSign rule and 0 generalized
[2026-05-26 16:41:36] [INFO ] Computed 10 invariants in 4 ms
Computed 10 P flows in 6 ms.
Exported basis to /tmp/petrispot-output-7991917820673876513.kers
Total runtime 8 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 (276 resets) in 120 ms. (82 steps per ms)
FORMULA FireWire-PT-11-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 50005 steps (275 resets) in 180 ms. (276 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
[2026-05-26 16:41:37] [INFO ] Flow matrix only has 405 transitions (discarded 38 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-6550016601800572244.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12638666362541931627.kers'
[2026-05-26 16:41:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-6550016601800572244.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12638666362541931627.kers]
Normalized transition count is 404 out of 405 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 404 rows 169 cols 1363 entries
Finished phase 1 with 159 SingleSign rule and 0 generalized
[2026-05-26 16:41:37] [INFO ] Computed 10 invariants in 3 ms
Computed 10 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-12638666362541931627.kers
Total runtime 4 ms.
[2026-05-26 16:41:37] [INFO ] [Real]Absence check using 10 positive place invariants in 23 ms returned sat
[2026-05-26 16:41:37] [INFO ] [Real]Absence check using state equation in 305 ms returned sat
[2026-05-26 16:41:37] [INFO ] State equation strengthened by 58 read => feed constraints.
[2026-05-26 16:41:37] [INFO ] [Real]Added 58 Read/Feed constraints in 48 ms returned sat
[2026-05-26 16:41:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:41:38] [INFO ] [Nat]Absence check using 10 positive place invariants in 11 ms returned sat
[2026-05-26 16:41:38] [INFO ] [Nat]Absence check using state equation in 176 ms returned sat
[2026-05-26 16:41:38] [INFO ] [Nat]Added 58 Read/Feed constraints in 44 ms returned sat
[2026-05-26 16:41:38] [INFO ] Computed and/alt/rep : 172/623/172 causal constraints (skipped 232 transitions) in 94 ms.
[2026-05-26 16:41:39] [INFO ] Added : 57 causal constraints over 12 iterations in 766 ms. Result :sat
Minimization took 333 ms.
[2026-05-26 16:41:39] [INFO ] [Real]Absence check using 10 positive place invariants in 9 ms returned sat
[2026-05-26 16:41:39] [INFO ] [Real]Absence check using state equation in 192 ms returned sat
[2026-05-26 16:41:39] [INFO ] [Real]Added 58 Read/Feed constraints in 36 ms returned sat
[2026-05-26 16:41:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:41:39] [INFO ] [Nat]Absence check using 10 positive place invariants in 12 ms returned sat
[2026-05-26 16:41:40] [INFO ] [Nat]Absence check using state equation in 195 ms returned sat
[2026-05-26 16:41:40] [INFO ] [Nat]Added 58 Read/Feed constraints in 166 ms returned sat
[2026-05-26 16:41:40] [INFO ] Computed and/alt/rep : 172/623/172 causal constraints (skipped 232 transitions) in 92 ms.
[2026-05-26 16:41:41] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 386 ms
[2026-05-26 16:41:41] [INFO ] Added : 23 causal constraints over 7 iterations in 1093 ms. Result :sat
Minimization took 333 ms.
[2026-05-26 16:41:41] [INFO ] [Real]Absence check using 10 positive place invariants in 10 ms returned sat
[2026-05-26 16:41:42] [INFO ] [Real]Absence check using state equation in 227 ms returned sat
[2026-05-26 16:41:42] [INFO ] [Real]Added 58 Read/Feed constraints in 56 ms returned sat
[2026-05-26 16:41:42] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:41:42] [INFO ] [Nat]Absence check using 10 positive place invariants in 14 ms returned sat
[2026-05-26 16:41:42] [INFO ] [Nat]Absence check using state equation in 240 ms returned sat
[2026-05-26 16:41:42] [INFO ] [Nat]Added 58 Read/Feed constraints in 67 ms returned sat
[2026-05-26 16:41:42] [INFO ] Computed and/alt/rep : 172/623/172 causal constraints (skipped 232 transitions) in 91 ms.
[2026-05-26 16:41:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 354 ms
[2026-05-26 16:41:43] [INFO ] Added : 32 causal constraints over 8 iterations in 1191 ms. Result :sat
Minimization took 213 ms.
[2026-05-26 16:41:44] [INFO ] [Real]Absence check using 10 positive place invariants in 11 ms returned sat
[2026-05-26 16:41:44] [INFO ] [Real]Absence check using state equation in 208 ms returned sat
[2026-05-26 16:41:44] [INFO ] [Real]Added 58 Read/Feed constraints in 66 ms returned sat
[2026-05-26 16:41:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:41:44] [INFO ] [Nat]Absence check using 10 positive place invariants in 13 ms returned sat
[2026-05-26 16:41:44] [INFO ] [Nat]Absence check using state equation in 160 ms returned sat
[2026-05-26 16:41:44] [INFO ] [Nat]Added 58 Read/Feed constraints in 47 ms returned sat
[2026-05-26 16:41:44] [INFO ] Computed and/alt/rep : 172/623/172 causal constraints (skipped 232 transitions) in 78 ms.
[2026-05-26 16:41:45] [INFO ] Added : 14 causal constraints over 3 iterations in 230 ms. Result :sat
Minimization took 316 ms.
[2026-05-26 16:41:45] [INFO ] [Real]Absence check using 10 positive place invariants in 11 ms returned sat
[2026-05-26 16:41:45] [INFO ] [Real]Absence check using state equation in 190 ms returned sat
[2026-05-26 16:41:45] [INFO ] [Real]Added 58 Read/Feed constraints in 116 ms returned sat
[2026-05-26 16:41:45] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:41:46] [INFO ] [Nat]Absence check using 10 positive place invariants in 11 ms returned sat
[2026-05-26 16:41:46] [INFO ] [Nat]Absence check using state equation in 170 ms returned sat
[2026-05-26 16:41:46] [INFO ] [Nat]Added 58 Read/Feed constraints in 41 ms returned sat
[2026-05-26 16:41:46] [INFO ] Computed and/alt/rep : 172/623/172 causal constraints (skipped 232 transitions) in 54 ms.
[2026-05-26 16:41:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 134 ms
[2026-05-26 16:41:46] [INFO ] Added : 46 causal constraints over 10 iterations in 675 ms. Result :sat
Minimization took 404 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, 1] Max Struct:[1, 1, 1, 1, 1]
FORMULA FireWire-PT-11-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL PARIKH_GUIDED_WALK
Support contains 4 out of 169 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 169/169 places, 443/443 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 169 transition count 440
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 6 Pre rules applied. Total rules applied 3 place count 169 transition count 434
Deduced a syphon composed of 6 places in 4 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 12 rules applied. Total rules applied 15 place count 163 transition count 434
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 18 place count 160 transition count 428
Iterating global reduction 1 with 3 rules applied. Total rules applied 21 place count 160 transition count 428
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 1 with 6 rules applied. Total rules applied 27 place count 157 transition count 437
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 33 place count 157 transition count 431
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 2 with 9 rules applied. Total rules applied 42 place count 157 transition count 422
Free-agglomeration rule (complex) applied 5 times.
Iterating global reduction 2 with 5 rules applied. Total rules applied 47 place count 157 transition count 430
Reduce places removed 5 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 60 place count 152 transition count 422
Drop transitions (Redundant composition of simpler transitions.) removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 3 with 6 rules applied. Total rules applied 66 place count 152 transition count 416
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 67 place count 151 transition count 415
Applied a total of 67 rules in 278 ms. Remains 151 /169 variables (removed 18) and now considering 415/443 (removed 28) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 296 ms. Remains : 151/169 places, 415/443 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4357633744003006631.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12547095430324872411.kers'
[2026-05-26 16:41:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4357633744003006631.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12547095430324872411.kers]
Normalized transition count is 378 out of 415 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 378 rows 151 cols 1308 entries
Finished phase 1 with 141 SingleSign rule and 0 generalized
[2026-05-26 16:41:47] [INFO ] Computed 10 invariants in 2 ms
Computed 10 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12547095430324872411.kers
Total runtime 3 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 (32151 resets) in 2460 ms. (406 steps per ms)
FORMULA FireWire-PT-11-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-11-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 2000002 steps (13758 resets) in 1499 ms. (1333 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2026-05-26 16:41:51] [INFO ] Flow matrix only has 378 transitions (discarded 37 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17224169216822500760.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4593113803134756256.kers'
[2026-05-26 16:41:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17224169216822500760.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4593113803134756256.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 378 rows 151 cols 1308 entries
Finished phase 1 with 141 SingleSign rule and 0 generalized
[2026-05-26 16:41:51] [INFO ] Computed 10 invariants in 1 ms
Computed 10 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-4593113803134756256.kers
Total runtime 2 ms.
[2026-05-26 16:41:51] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2026-05-26 16:41:52] [INFO ] [Real]Absence check using state equation in 121 ms returned sat
[2026-05-26 16:41:52] [INFO ] State equation strengthened by 56 read => feed constraints.
[2026-05-26 16:41:52] [INFO ] [Real]Added 56 Read/Feed constraints in 31 ms returned sat
[2026-05-26 16:41:52] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:41:52] [INFO ] [Nat]Absence check using 10 positive place invariants in 9 ms returned sat
[2026-05-26 16:41:52] [INFO ] [Nat]Absence check using state equation in 183 ms returned sat
[2026-05-26 16:41:52] [INFO ] [Nat]Added 56 Read/Feed constraints in 45 ms returned sat
[2026-05-26 16:41:52] [INFO ] Computed and/alt/rep : 157/570/157 causal constraints (skipped 215 transitions) in 60 ms.
[2026-05-26 16:41:53] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 285 ms
[2026-05-26 16:41:53] [INFO ] Added : 30 causal constraints over 7 iterations in 681 ms. Result :sat
Minimization took 310 ms.
[2026-05-26 16:41:53] [INFO ] [Real]Absence check using 10 positive place invariants in 12 ms returned sat
[2026-05-26 16:41:53] [INFO ] [Real]Absence check using state equation in 175 ms returned sat
[2026-05-26 16:41:53] [INFO ] [Real]Added 56 Read/Feed constraints in 46 ms returned sat
[2026-05-26 16:41:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:41:53] [INFO ] [Nat]Absence check using 10 positive place invariants in 8 ms returned sat
[2026-05-26 16:41:54] [INFO ] [Nat]Absence check using state equation in 175 ms returned sat
[2026-05-26 16:41:54] [INFO ] [Nat]Added 56 Read/Feed constraints in 61 ms returned sat
[2026-05-26 16:41:54] [INFO ] Computed and/alt/rep : 157/570/157 causal constraints (skipped 215 transitions) in 62 ms.
[2026-05-26 16:41:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 158 ms
[2026-05-26 16:41:54] [INFO ] Added : 23 causal constraints over 7 iterations in 570 ms. Result :sat
Minimization took 313 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0] Max Struct:[1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0] Max Struct:[1, 1]
FORMULA FireWire-PT-11-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL PARIKH_GUIDED_WALK
Support contains 1 out of 151 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p15) removed 5 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 151/151 places, 410/410 transitions.
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 5 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 149 transition count 405
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 149 transition count 406
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 5 place count 148 transition count 405
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 148 transition count 405
Applied a total of 6 rules in 83 ms. Remains 148 /151 variables (removed 3) and now considering 405/410 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 83 ms. Remains : 148/151 places, 405/410 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10212649885316664632.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17776427429907292509.kers'
[2026-05-26 16:41:55] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10212649885316664632.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17776427429907292509.kers]
Normalized transition count is 368 out of 405 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 368 rows 148 cols 1276 entries
Finished phase 1 with 138 SingleSign rule and 0 generalized
[2026-05-26 16:41:55] [INFO ] Computed 10 invariants in 2 ms
Computed 10 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-17776427429907292509.kers
Total runtime 4 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (32974 resets) in 1843 ms. (542 steps per ms)
BEST_FIRST walk for 1000001 steps (7176 resets) in 765 ms. (1305 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2026-05-26 16:41:57] [INFO ] Flow matrix only has 368 transitions (discarded 37 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5399305165486689255.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6143488142768269323.kers'
[2026-05-26 16:41:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5399305165486689255.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6143488142768269323.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 368 rows 148 cols 1276 entries
Finished phase 1 with 138 SingleSign rule and 0 generalized
[2026-05-26 16:41:57] [INFO ] Computed 10 invariants in 2 ms
Computed 10 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-6143488142768269323.kers
Total runtime 3 ms.
[2026-05-26 16:41:57] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2026-05-26 16:41:58] [INFO ] [Real]Absence check using state equation in 112 ms returned sat
[2026-05-26 16:41:58] [INFO ] State equation strengthened by 55 read => feed constraints.
[2026-05-26 16:41:58] [INFO ] [Real]Added 55 Read/Feed constraints in 95 ms returned sat
[2026-05-26 16:41:58] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 16:41:58] [INFO ] [Nat]Absence check using 10 positive place invariants in 8 ms returned sat
[2026-05-26 16:41:58] [INFO ] [Nat]Absence check using state equation in 184 ms returned sat
[2026-05-26 16:41:58] [INFO ] [Nat]Added 55 Read/Feed constraints in 42 ms returned sat
[2026-05-26 16:41:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 269 ms
[2026-05-26 16:41:58] [INFO ] Computed and/alt/rep : 152/556/152 causal constraints (skipped 210 transitions) in 50 ms.
[2026-05-26 16:41:59] [INFO ] Added : 37 causal constraints over 8 iterations in 399 ms. Result :sat
Minimization took 184 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[1]
FORMULA FireWire-PT-11-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL PARIKH_GUIDED_WALK
All properties solved without resorting to model-checking.
Total runtime 23584 ms.

BK_STOP 1779813719560

--------------------
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="FireWire-PT-11"
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 FireWire-PT-11, 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 r130-smll-177955809000229"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-11.tgz
mv FireWire-PT-11 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 ;