About the Execution of ITS-Tools for FireWire-PT-02
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 611.668 | 96826.00 | 132877.00 | 320.50 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
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-177955808900157.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-02, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r130-smll-177955808900157
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 6.4K Mar 7 05:17 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Mar 7 05:17 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Mar 7 05:17 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 7 05:17 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K Mar 15 10:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Mar 15 10:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Mar 7 05:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 144K Mar 7 05:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.7K Mar 7 05:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Mar 7 05:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:04 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 86K 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-02-UpperBounds-00
FORMULA_NAME FireWire-PT-02-UpperBounds-01
FORMULA_NAME FireWire-PT-02-UpperBounds-02
FORMULA_NAME FireWire-PT-02-UpperBounds-03
FORMULA_NAME FireWire-PT-02-UpperBounds-04
FORMULA_NAME FireWire-PT-02-UpperBounds-05
FORMULA_NAME FireWire-PT-02-UpperBounds-06
FORMULA_NAME FireWire-PT-02-UpperBounds-07
FORMULA_NAME FireWire-PT-02-UpperBounds-08
FORMULA_NAME FireWire-PT-02-UpperBounds-09
FORMULA_NAME FireWire-PT-02-UpperBounds-10
FORMULA_NAME FireWire-PT-02-UpperBounds-11
FORMULA_NAME FireWire-PT-02-UpperBounds-12
FORMULA_NAME FireWire-PT-02-UpperBounds-13
FORMULA_NAME FireWire-PT-02-UpperBounds-14
FORMULA_NAME FireWire-PT-02-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779795202392
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-02
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-26 11:33:24] [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 11:33:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-26 11:33:25] [INFO ] Load time of PNML (sax parser for PT used): 199 ms
[2026-05-26 11:33:25] [INFO ] Transformed 108 places.
[2026-05-26 11:33:25] [INFO ] Transformed 355 transitions.
[2026-05-26 11:33:25] [INFO ] Found NUPN structural information;
[2026-05-26 11:33:25] [INFO ] Parsed PT model containing 108 places and 355 transitions and 1311 arcs in 444 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 15 ms.
Ensure Unique test removed 54 transitions
Reduce redundant transitions removed 54 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-8692018512117710547.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4564381394765250781.kers'
[2026-05-26 11:33:25] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-8692018512117710547.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4564381394765250781.kers]
Normalized transition count is 268 out of 301 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 268 rows 108 cols 901 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-26 11:33:25] [INFO ] Computed 8 invariants in 2 ms
Computed 8 P flows in 3 ms.
Exported basis to /tmp/petrispot-output-4564381394765250781.kers
Total runtime 4 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 (573 resets) in 93 ms. (106 steps per ms)
FORMULA FireWire-PT-02-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-02-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-02-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-02-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-02-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-02-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-02-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-02-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80007 steps (1135 resets) in 332 ms. (240 steps per ms)
FORMULA FireWire-PT-02-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL RANDOM_WALK
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
[2026-05-26 11:33:26] [INFO ] Flow matrix only has 269 transitions (discarded 32 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4181202173586272138.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-391385807142138776.kers'
[2026-05-26 11:33:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4181202173586272138.kers, --Pflows, --basisKERS=/tmp/petrispot-output-391385807142138776.kers]
Normalized transition count is 268 out of 269 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 268 rows 108 cols 901 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-26 11:33:26] [INFO ] Computed 8 invariants in 2 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-391385807142138776.kers
Total runtime 3 ms.
[2026-05-26 11:33:26] [INFO ] [Real]Absence check using 8 positive place invariants in 17 ms returned sat
[2026-05-26 11:33:26] [INFO ] [Real]Absence check using state equation in 227 ms returned sat
[2026-05-26 11:33:26] [INFO ] State equation strengthened by 40 read => feed constraints.
[2026-05-26 11:33:26] [INFO ] [Real]Added 40 Read/Feed constraints in 35 ms returned sat
[2026-05-26 11:33:26] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:27] [INFO ] [Nat]Absence check using 8 positive place invariants in 12 ms returned sat
[2026-05-26 11:33:27] [INFO ] [Nat]Absence check using state equation in 192 ms returned sat
[2026-05-26 11:33:27] [INFO ] [Nat]Added 40 Read/Feed constraints in 81 ms returned sat
[2026-05-26 11:33:27] [INFO ] Computed and/alt/rep : 107/403/107 causal constraints (skipped 161 transitions) in 93 ms.
[2026-05-26 11:33:27] [INFO ] Added : 2 causal constraints over 1 iterations in 213 ms. Result :sat
Minimization took 92 ms.
[2026-05-26 11:33:27] [INFO ] [Real]Absence check using 8 positive place invariants in 10 ms returned sat
[2026-05-26 11:33:27] [INFO ] [Real]Absence check using state equation in 177 ms returned sat
[2026-05-26 11:33:28] [INFO ] [Real]Added 40 Read/Feed constraints in 39 ms returned sat
[2026-05-26 11:33:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:28] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:28] [INFO ] [Nat]Absence check using state equation in 129 ms returned sat
[2026-05-26 11:33:28] [INFO ] [Nat]Added 40 Read/Feed constraints in 23 ms returned sat
[2026-05-26 11:33:28] [INFO ] Computed and/alt/rep : 107/403/107 causal constraints (skipped 161 transitions) in 57 ms.
[2026-05-26 11:33:28] [INFO ] Added : 16 causal constraints over 4 iterations in 203 ms. Result :sat
Minimization took 82 ms.
[2026-05-26 11:33:28] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-26 11:33:28] [INFO ] [Real]Absence check using state equation in 150 ms returned sat
[2026-05-26 11:33:28] [INFO ] [Real]Added 40 Read/Feed constraints in 21 ms returned sat
[2026-05-26 11:33:28] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:28] [INFO ] [Nat]Absence check using 8 positive place invariants in 10 ms returned sat
[2026-05-26 11:33:29] [INFO ] [Nat]Absence check using state equation in 172 ms returned sat
[2026-05-26 11:33:29] [INFO ] [Nat]Added 40 Read/Feed constraints in 67 ms returned sat
[2026-05-26 11:33:29] [INFO ] Computed and/alt/rep : 107/403/107 causal constraints (skipped 161 transitions) in 88 ms.
[2026-05-26 11:33:29] [INFO ] Added : 18 causal constraints over 5 iterations in 273 ms. Result :sat
Minimization took 85 ms.
[2026-05-26 11:33:29] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-26 11:33:29] [INFO ] [Real]Absence check using state equation in 296 ms returned sat
[2026-05-26 11:33:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:30] [INFO ] [Nat]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-26 11:33:30] [INFO ] [Nat]Absence check using state equation in 139 ms returned sat
[2026-05-26 11:33:30] [INFO ] [Nat]Added 40 Read/Feed constraints in 39 ms returned sat
[2026-05-26 11:33:30] [INFO ] Computed and/alt/rep : 107/403/107 causal constraints (skipped 161 transitions) in 59 ms.
[2026-05-26 11:33:30] [INFO ] Added : 9 causal constraints over 3 iterations in 180 ms. Result :sat
Minimization took 91 ms.
[2026-05-26 11:33:30] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-26 11:33:30] [INFO ] [Real]Absence check using state equation in 151 ms returned sat
[2026-05-26 11:33:30] [INFO ] [Real]Added 40 Read/Feed constraints in 29 ms returned sat
[2026-05-26 11:33:30] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:30] [INFO ] [Nat]Absence check using 8 positive place invariants in 9 ms returned sat
[2026-05-26 11:33:31] [INFO ] [Nat]Absence check using state equation in 145 ms returned sat
[2026-05-26 11:33:31] [INFO ] [Nat]Added 40 Read/Feed constraints in 34 ms returned sat
[2026-05-26 11:33:31] [INFO ] Computed and/alt/rep : 107/403/107 causal constraints (skipped 161 transitions) in 56 ms.
[2026-05-26 11:33:31] [INFO ] Added : 20 causal constraints over 5 iterations in 260 ms. Result :sat
Minimization took 82 ms.
[2026-05-26 11:33:31] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-26 11:33:31] [INFO ] [Real]Absence check using state equation in 137 ms returned sat
[2026-05-26 11:33:31] [INFO ] [Real]Added 40 Read/Feed constraints in 26 ms returned sat
[2026-05-26 11:33:31] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:31] [INFO ] [Nat]Absence check using 8 positive place invariants in 9 ms returned sat
[2026-05-26 11:33:32] [INFO ] [Nat]Absence check using state equation in 158 ms returned sat
[2026-05-26 11:33:32] [INFO ] [Nat]Added 40 Read/Feed constraints in 33 ms returned sat
[2026-05-26 11:33:32] [INFO ] Computed and/alt/rep : 107/403/107 causal constraints (skipped 161 transitions) in 55 ms.
[2026-05-26 11:33:32] [INFO ] Added : 19 causal constraints over 5 iterations in 267 ms. Result :sat
Minimization took 92 ms.
[2026-05-26 11:33:32] [INFO ] [Real]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-26 11:33:32] [INFO ] [Real]Absence check using state equation in 146 ms returned sat
[2026-05-26 11:33:32] [INFO ] [Real]Added 40 Read/Feed constraints in 49 ms returned sat
[2026-05-26 11:33:32] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:32] [INFO ] [Nat]Absence check using 8 positive place invariants in 8 ms returned sat
[2026-05-26 11:33:33] [INFO ] [Nat]Absence check using state equation in 135 ms returned sat
[2026-05-26 11:33:33] [INFO ] [Nat]Added 40 Read/Feed constraints in 35 ms returned sat
[2026-05-26 11:33:33] [INFO ] Computed and/alt/rep : 107/403/107 causal constraints (skipped 161 transitions) in 47 ms.
[2026-05-26 11:33:33] [INFO ] Added : 16 causal constraints over 5 iterations in 230 ms. Result :sat
Minimization took 83 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
FORMULA FireWire-PT-02-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FireWire-PT-02-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
FORMULA FireWire-PT-02-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 301/301 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 108 transition count 297
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 107 transition count 297
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 5 place count 107 transition count 296
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 7 place count 106 transition count 296
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 11 place count 102 transition count 286
Iterating global reduction 2 with 4 rules applied. Total rules applied 15 place count 102 transition count 286
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 17 place count 102 transition count 284
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 19 place count 100 transition count 280
Iterating global reduction 3 with 2 rules applied. Total rules applied 21 place count 100 transition count 280
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 6 rules applied. Total rules applied 27 place count 97 transition count 286
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 3 with 6 rules applied. Total rules applied 33 place count 97 transition count 280
Drop transitions (Redundant composition of simpler transitions.) removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 4 with 9 rules applied. Total rules applied 42 place count 97 transition count 271
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 43 place count 97 transition count 273
Reduce places removed 1 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 46 place count 96 transition count 271
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 48 place count 96 transition count 269
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 49 place count 95 transition count 268
Applied a total of 49 rules in 265 ms. Remains 95 /108 variables (removed 13) and now considering 268/301 (removed 33) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 283 ms. Remains : 95/108 places, 268/301 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16153227213299841150.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12268645594154240676.kers'
[2026-05-26 11:33:33] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16153227213299841150.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12268645594154240676.kers]
Normalized transition count is 239 out of 268 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 239 rows 91 cols 778 entries
Finished phase 1 with 87 SingleSign rule and 0 generalized
[2026-05-26 11:33:33] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-12268645594154240676.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
RANDOM walk for 1000000 steps (64300 resets) in 1780 ms. (561 steps per ms)
FORMULA FireWire-PT-02-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 3000002 steps (48332 resets) in 1679 ms. (1785 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2026-05-26 11:33:37] [INFO ] Flow matrix only has 239 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12265029328404280453.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8765854438609918251.kers'
[2026-05-26 11:33:37] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12265029328404280453.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8765854438609918251.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 239 rows 91 cols 778 entries
Finished phase 1 with 87 SingleSign rule and 0 generalized
[2026-05-26 11:33:37] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8765854438609918251.kers
Total runtime 1 ms.
[2026-05-26 11:33:37] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-26 11:33:37] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2026-05-26 11:33:37] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 11:33:37] [INFO ] [Real]Added 38 Read/Feed constraints in 31 ms returned sat
[2026-05-26 11:33:37] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:37] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2026-05-26 11:33:37] [INFO ] [Nat]Added 38 Read/Feed constraints in 30 ms returned sat
[2026-05-26 11:33:37] [INFO ] Computed and/alt/rep : 98/354/98 causal constraints (skipped 139 transitions) in 37 ms.
[2026-05-26 11:33:38] [INFO ] Added : 32 causal constraints over 9 iterations in 321 ms. Result :sat
Minimization took 135 ms.
[2026-05-26 11:33:38] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:38] [INFO ] [Real]Absence check using state equation in 116 ms returned sat
[2026-05-26 11:33:38] [INFO ] [Real]Added 38 Read/Feed constraints in 26 ms returned sat
[2026-05-26 11:33:38] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:38] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-26 11:33:38] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
[2026-05-26 11:33:38] [INFO ] [Nat]Added 38 Read/Feed constraints in 41 ms returned sat
[2026-05-26 11:33:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 268 ms
[2026-05-26 11:33:39] [INFO ] Computed and/alt/rep : 98/354/98 causal constraints (skipped 139 transitions) in 38 ms.
[2026-05-26 11:33:39] [INFO ] Added : 19 causal constraints over 6 iterations in 214 ms. Result :sat
Minimization took 137 ms.
[2026-05-26 11:33:39] [INFO ] [Real]Absence check using 8 positive place invariants in 14 ms returned sat
[2026-05-26 11:33:39] [INFO ] [Real]Absence check using state equation in 118 ms returned sat
[2026-05-26 11:33:39] [INFO ] [Real]Added 38 Read/Feed constraints in 14 ms returned sat
[2026-05-26 11:33:39] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:39] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-26 11:33:39] [INFO ] [Nat]Absence check using state equation in 90 ms returned sat
[2026-05-26 11:33:39] [INFO ] [Nat]Added 38 Read/Feed constraints in 30 ms returned sat
[2026-05-26 11:33:39] [INFO ] Computed and/alt/rep : 98/354/98 causal constraints (skipped 139 transitions) in 31 ms.
[2026-05-26 11:33:39] [INFO ] Added : 23 causal constraints over 5 iterations in 167 ms. Result :sat
Minimization took 84 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 95 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 95/95 places, 268/268 transitions.
Applied a total of 0 rules in 16 ms. Remains 95 /95 variables (removed 0) and now considering 268/268 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 95/95 places, 268/268 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16334156089086459928.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11143456746868079425.kers'
[2026-05-26 11:33:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16334156089086459928.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11143456746868079425.kers]
Normalized transition count is 239 out of 268 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 239 rows 91 cols 778 entries
Finished phase 1 with 87 SingleSign rule and 0 generalized
[2026-05-26 11:33:40] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-11143456746868079425.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (64261 resets) in 1786 ms. (559 steps per ms)
FORMULA FireWire-PT-02-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 3000002 steps (48275 resets) in 1660 ms. (1806 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2026-05-26 11:33:43] [INFO ] Flow matrix only has 239 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14433983546205872265.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16587590982014981850.kers'
[2026-05-26 11:33:43] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14433983546205872265.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16587590982014981850.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 239 rows 91 cols 778 entries
Finished phase 1 with 87 SingleSign rule and 0 generalized
[2026-05-26 11:33:43] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-16587590982014981850.kers
Total runtime 2 ms.
[2026-05-26 11:33:43] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2026-05-26 11:33:43] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2026-05-26 11:33:43] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 11:33:43] [INFO ] [Real]Added 38 Read/Feed constraints in 54 ms returned sat
[2026-05-26 11:33:43] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:43] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:43] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2026-05-26 11:33:43] [INFO ] [Nat]Added 38 Read/Feed constraints in 17 ms returned sat
[2026-05-26 11:33:43] [INFO ] Computed and/alt/rep : 98/354/98 causal constraints (skipped 139 transitions) in 21 ms.
[2026-05-26 11:33:44] [INFO ] Added : 32 causal constraints over 9 iterations in 236 ms. Result :sat
Minimization took 144 ms.
[2026-05-26 11:33:44] [INFO ] [Real]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:44] [INFO ] [Real]Absence check using state equation in 123 ms returned sat
[2026-05-26 11:33:44] [INFO ] [Real]Added 38 Read/Feed constraints in 16 ms returned sat
[2026-05-26 11:33:44] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:44] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2026-05-26 11:33:44] [INFO ] [Nat]Absence check using state equation in 93 ms returned sat
[2026-05-26 11:33:44] [INFO ] [Nat]Added 38 Read/Feed constraints in 31 ms returned sat
[2026-05-26 11:33:44] [INFO ] Computed and/alt/rep : 98/354/98 causal constraints (skipped 139 transitions) in 34 ms.
[2026-05-26 11:33:44] [INFO ] Added : 23 causal constraints over 5 iterations in 169 ms. Result :sat
Minimization took 90 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:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 95 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 95/95 places, 268/268 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 94 transition count 266
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 94 transition count 266
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 94 transition count 265
Applied a total of 3 rules in 23 ms. Remains 94 /95 variables (removed 1) and now considering 265/268 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 94/95 places, 265/268 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-10727666593428278884.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13975254252325609480.kers'
[2026-05-26 11:33:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-10727666593428278884.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13975254252325609480.kers]
Normalized transition count is 236 out of 265 initially.
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 236 rows 90 cols 767 entries
Finished phase 1 with 86 SingleSign rule and 0 generalized
[2026-05-26 11:33:45] [INFO ] Computed 8 invariants in 1 ms
Computed 8 P flows in 4 ms.
Exported basis to /tmp/petrispot-output-13975254252325609480.kers
Total runtime 5 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (63977 resets) in 1632 ms. (612 steps per ms)
BEST_FIRST walk for 2000002 steps (32503 resets) in 931 ms. (2145 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2026-05-26 11:33:47] [INFO ] Flow matrix only has 236 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-5648297812292041189.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-12184385169430279435.kers'
[2026-05-26 11:33:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-5648297812292041189.kers, --Pflows, --basisKERS=/tmp/petrispot-output-12184385169430279435.kers]
Culling duplicate invariants (modulo rational): removing 4 columns.
Culled 4 columns in 0 ms.
// Phase 1: matrix 236 rows 90 cols 767 entries
Finished phase 1 with 86 SingleSign rule and 0 generalized
[2026-05-26 11:33:47] [INFO ] Computed 8 invariants in 0 ms
Computed 8 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-12184385169430279435.kers
Total runtime 1 ms.
[2026-05-26 11:33:47] [INFO ] [Real]Absence check using 8 positive place invariants in 7 ms returned sat
[2026-05-26 11:33:47] [INFO ] [Real]Absence check using state equation in 101 ms returned sat
[2026-05-26 11:33:47] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 11:33:47] [INFO ] [Real]Added 38 Read/Feed constraints in 16 ms returned sat
[2026-05-26 11:33:47] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:47] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:48] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2026-05-26 11:33:48] [INFO ] [Nat]Added 38 Read/Feed constraints in 24 ms returned sat
[2026-05-26 11:33:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 141 ms
[2026-05-26 11:33:48] [INFO ] Computed and/alt/rep : 105/420/105 causal constraints (skipped 129 transitions) in 27 ms.
[2026-05-26 11:33:48] [INFO ] Added : 43 causal constraints over 9 iterations in 293 ms. Result :sat
Minimization took 160 ms.
[2026-05-26 11:33:48] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2026-05-26 11:33:48] [INFO ] [Real]Absence check using state equation in 113 ms returned sat
[2026-05-26 11:33:48] [INFO ] [Real]Added 38 Read/Feed constraints in 9 ms returned sat
[2026-05-26 11:33:48] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:48] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:49] [INFO ] [Nat]Absence check using state equation in 114 ms returned sat
[2026-05-26 11:33:49] [INFO ] [Nat]Added 38 Read/Feed constraints in 22 ms returned sat
[2026-05-26 11:33:49] [INFO ] Computed and/alt/rep : 105/420/105 causal constraints (skipped 129 transitions) in 30 ms.
[2026-05-26 11:33:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 184 ms
[2026-05-26 11:33:49] [INFO ] Added : 49 causal constraints over 12 iterations in 558 ms. Result :sat
Minimization took 154 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:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 94 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 94/94 places, 265/265 transitions.
Applied a total of 0 rules in 14 ms. Remains 94 /94 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 94/94 places, 265/265 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 94/94 places, 265/265 transitions.
Applied a total of 0 rules in 13 ms. Remains 94 /94 variables (removed 0) and now considering 265/265 (removed 0) transitions.
[2026-05-26 11:33:49] [INFO ] Flow matrix only has 236 transitions (discarded 29 similar events)
[2026-05-26 11:33:49] [INFO ] Invariant cache hit.
[2026-05-26 11:33:50] [INFO ] Implicit Places using invariants in 145 ms returned []
[2026-05-26 11:33:50] [INFO ] Flow matrix only has 236 transitions (discarded 29 similar events)
[2026-05-26 11:33:50] [INFO ] Invariant cache hit.
[2026-05-26 11:33:50] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 11:33:50] [INFO ] Implicit Places using invariants and state equation in 563 ms returned [56]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 716 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 93/94 places, 265/265 transitions.
Applied a total of 0 rules in 16 ms. Remains 93 /93 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 752 ms. Remains : 93/94 places, 265/265 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-4007211854912484922.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14332274179103384137.kers'
[2026-05-26 11:33:50] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-4007211854912484922.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14332274179103384137.kers]
Normalized transition count is 236 out of 265 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 236 rows 90 cols 767 entries
Finished phase 1 with 86 SingleSign rule and 0 generalized
[2026-05-26 11:33:50] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-14332274179103384137.kers
Total runtime 3 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (63980 resets) in 1609 ms. (621 steps per ms)
BEST_FIRST walk for 2000002 steps (31988 resets) in 1005 ms. (1988 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2026-05-26 11:33:53] [INFO ] Flow matrix only has 236 transitions (discarded 29 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7498092903336320002.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11702165463507271397.kers'
[2026-05-26 11:33:53] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7498092903336320002.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11702165463507271397.kers]
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 236 rows 90 cols 767 entries
Finished phase 1 with 86 SingleSign rule and 0 generalized
[2026-05-26 11:33:53] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11702165463507271397.kers
Total runtime 2 ms.
[2026-05-26 11:33:53] [INFO ] [Real]Absence check using 7 positive place invariants in 4 ms returned sat
[2026-05-26 11:33:53] [INFO ] [Real]Absence check using state equation in 71 ms returned sat
[2026-05-26 11:33:53] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 11:33:53] [INFO ] [Real]Added 38 Read/Feed constraints in 11 ms returned sat
[2026-05-26 11:33:53] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:53] [INFO ] [Nat]Absence check using 7 positive place invariants in 5 ms returned sat
[2026-05-26 11:33:53] [INFO ] [Nat]Absence check using state equation in 100 ms returned sat
[2026-05-26 11:33:53] [INFO ] [Nat]Added 38 Read/Feed constraints in 26 ms returned sat
[2026-05-26 11:33:53] [INFO ] Computed and/alt/rep : 105/420/105 causal constraints (skipped 129 transitions) in 29 ms.
[2026-05-26 11:33:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 179 ms
[2026-05-26 11:33:54] [INFO ] Added : 36 causal constraints over 8 iterations in 467 ms. Result :sat
Minimization took 141 ms.
[2026-05-26 11:33:54] [INFO ] [Real]Absence check using 7 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:54] [INFO ] [Real]Absence check using state equation in 114 ms returned sat
[2026-05-26 11:33:54] [INFO ] [Real]Added 38 Read/Feed constraints in 36 ms returned sat
[2026-05-26 11:33:54] [INFO ] Solution in real domain found non-integer solution.
[2026-05-26 11:33:54] [INFO ] [Nat]Absence check using 7 positive place invariants in 6 ms returned sat
[2026-05-26 11:33:54] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2026-05-26 11:33:54] [INFO ] [Nat]Added 38 Read/Feed constraints in 42 ms returned sat
[2026-05-26 11:33:54] [INFO ] Computed and/alt/rep : 105/420/105 causal constraints (skipped 129 transitions) in 24 ms.
[2026-05-26 11:33:54] [INFO ] Added : 8 causal constraints over 2 iterations in 104 ms. Result :sat
Minimization took 124 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:[0, 0] Max Struct:[1, 1]
Support contains 2 out of 93 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 93/93 places, 265/265 transitions.
Applied a total of 0 rules in 18 ms. Remains 93 /93 variables (removed 0) and now considering 265/265 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 18 ms. Remains : 93/93 places, 265/265 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 93/93 places, 265/265 transitions.
Applied a total of 0 rules in 17 ms. Remains 93 /93 variables (removed 0) and now considering 265/265 (removed 0) transitions.
[2026-05-26 11:33:55] [INFO ] Flow matrix only has 236 transitions (discarded 29 similar events)
[2026-05-26 11:33:55] [INFO ] Invariant cache hit.
[2026-05-26 11:33:55] [INFO ] Implicit Places using invariants in 182 ms returned []
[2026-05-26 11:33:55] [INFO ] Flow matrix only has 236 transitions (discarded 29 similar events)
[2026-05-26 11:33:55] [INFO ] Invariant cache hit.
[2026-05-26 11:33:55] [INFO ] State equation strengthened by 38 read => feed constraints.
[2026-05-26 11:33:55] [INFO ] Implicit Places using invariants and state equation in 439 ms returned []
Implicit Place search using SMT with State Equation took 623 ms to find 0 implicit places.
[2026-05-26 11:33:55] [INFO ] Redundant transitions in 23 ms returned []
Running 263 sub problems to find dead transitions.
[2026-05-26 11:33:55] [INFO ] Flow matrix only has 236 transitions (discarded 29 similar events)
[2026-05-26 11:33:55] [INFO ] Invariant cache hit.
[2026-05-26 11:33:55] [INFO ] State equation strengthened by 38 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/92 variables, 7/14 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 236/328 variables, 92/106 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/328 variables, 38/144 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/328 variables, 1/145 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/328 variables, 0/145 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 1/329 variables, 1/146 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/329 variables, 0/146 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 9 (OVERLAPS) 0/329 variables, 1/147 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 329/329 variables, and 147 constraints, problems are : Problem set: 0 solved, 263 unsolved in 30037 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 93/93 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 263 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/92 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/92 variables, 9/16 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/92 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 3 (OVERLAPS) 236/328 variables, 92/108 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/328 variables, 38/146 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/328 variables, 263/409 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/328 variables, 0/409 constraints. Problems are: Problem set: 0 solved, 263 unsolved
At refinement iteration 7 (OVERLAPS) 1/329 variables, 1/410 constraints. Problems are: Problem set: 0 solved, 263 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 329/329 variables, and 410 constraints, problems are : Problem set: 0 solved, 263 unsolved in 30039 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 93/93 constraints, ReadFeed: 38/38 constraints, PredecessorRefiner: 263/263 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60383ms problems are : Problem set: 0 solved, 263 unsolved
Search for dead transitions found 0 dead transitions in 60404ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61130 ms. Remains : 93/93 places, 265/265 transitions.
RANDOM walk for 40000 steps (2561 resets) in 1715 ms. (23 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (618 resets) in 639 ms. (62 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (560 resets) in 309 ms. (129 steps per ms) remains 4/4 properties
[2026-05-26 11:34:57] [INFO ] Flatten gal took : 234 ms
BEST_FIRST walk for 40002 steps (686 resets) in 427 ms. (93 steps per ms) remains 4/4 properties
[2026-05-26 11:34:57] [INFO ] Flatten gal took : 197 ms
BEST_FIRST walk for 40004 steps (596 resets) in 350 ms. (113 steps per ms) remains 4/4 properties
[2026-05-26 11:34:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10366137065961504924.gal : 53 ms
[2026-05-26 11:34:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8171832565139542134.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10366137065961504924.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8171832565139542134.prop' '--nowitness' '--gen-order' 'FOLLOW'
Finished probabilistic random walk after 1821 steps, run visited all 4 properties in 84 ms. (steps per millisecond=21 )
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Probabilistic random walk after 1821 steps, saw 1024 distinct states, run finished after 103 ms. (steps per millisecond=17 ) properties seen :4
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA FireWire-PT-02-UpperBounds-03 1 TECHNIQUES REACHABILITY_MAX
FORMULA FireWire-PT-02-UpperBounds-12 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (after reachability check) : Max Seen:[] Max Struct:[]
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-12653261874402237593.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-18050247159195686052.kers'
[2026-05-26 11:34:57] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-12653261874402237593.kers, --Pflows, --basisKERS=/tmp/petrispot-output-18050247159195686052.kers]
Normalized transition count is 236 out of 265 initially.
Culling duplicate invariants (modulo rational): removing 3 columns.
Culled 3 columns in 0 ms.
// Phase 1: matrix 236 rows 90 cols 767 entries
Finished phase 1 with 86 SingleSign rule and 0 generalized
[2026-05-26 11:34:57] [INFO ] Computed 7 invariants in 1 ms
Computed 7 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-18050247159195686052.kers
Total runtime 1 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[] Max Struct:[]
RANDOM walk for 1000000 steps (64304 resets) in 1420 ms. (703 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 94298 ms.
BK_STOP 1779795299218
--------------------
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-02"
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-02, 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-177955808900157"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-02.tgz
mv FireWire-PT-02 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 '
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 ;