About the Execution of ITS-Tools for DES-PT-10b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1551.611 | 92876.00 | 159176.00 | 379.90 | 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.r082-smll-177946993700373.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 DES-PT-10b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r082-smll-177946993700373
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 564K
-rw-r--r-- 1 mcc users 6.1K Mar 6 18:26 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 6 18:26 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.8K Mar 6 18:26 CTLFireability.txt
-rw-r--r-- 1 mcc users 68K Mar 6 18:26 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.2K Mar 15 08:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 22K Mar 15 08:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Mar 15 08:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K Mar 6 18:26 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 162K Mar 6 18:26 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.4K Mar 6 18:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 6 18:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K Mar 15 08:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K Mar 15 08:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 79K 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 DES-PT-10b-UpperBounds-00
FORMULA_NAME DES-PT-10b-UpperBounds-01
FORMULA_NAME DES-PT-10b-UpperBounds-02
FORMULA_NAME DES-PT-10b-UpperBounds-03
FORMULA_NAME DES-PT-10b-UpperBounds-04
FORMULA_NAME DES-PT-10b-UpperBounds-05
FORMULA_NAME DES-PT-10b-UpperBounds-06
FORMULA_NAME DES-PT-10b-UpperBounds-07
FORMULA_NAME DES-PT-10b-UpperBounds-08
FORMULA_NAME DES-PT-10b-UpperBounds-09
FORMULA_NAME DES-PT-10b-UpperBounds-10
FORMULA_NAME DES-PT-10b-UpperBounds-11
FORMULA_NAME DES-PT-10b-UpperBounds-12
FORMULA_NAME DES-PT-10b-UpperBounds-13
FORMULA_NAME DES-PT-10b-UpperBounds-14
FORMULA_NAME DES-PT-10b-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1779678055624
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DES-PT-10b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202604301425
[2026-05-25 03:00:58] [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]
[2026-05-25 03:00:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-25 03:00:58] [INFO ] Load time of PNML (sax parser for PT used): 207 ms
[2026-05-25 03:00:58] [INFO ] Transformed 320 places.
[2026-05-25 03:00:58] [INFO ] Transformed 271 transitions.
[2026-05-25 03:00:58] [INFO ] Found NUPN structural information;
[2026-05-25 03:00:58] [INFO ] Parsed PT model containing 320 places and 271 transitions and 827 arcs in 503 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 14 ms.
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-7088149702242527537.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6841530683852375274.kers'
[2026-05-25 03:00:58] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7088149702242527537.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6841530683852375274.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 271 rows 320 cols 827 entries
Finished phase 1 with 171 SingleSign rule and 84 generalized
[2026-05-25 03:00:58] [INFO ] Computed 65 invariants in 4 ms
Computed 65 P flows in 5 ms.
Exported basis to /tmp/petrispot-output-6841530683852375274.kers
Total runtime 5 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 (83 resets) in 95 ms. (104 steps per ms)
FORMULA DES-PT-10b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-10b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 20002 steps (21 resets) in 57 ms. (344 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2026-05-25 03:00:59] [INFO ] Invariant cache hit.
[2026-05-25 03:00:59] [INFO ] [Real]Absence check using 41 positive place invariants in 36 ms returned sat
[2026-05-25 03:00:59] [INFO ] [Real]Absence check using 41 positive and 24 generalized place invariants in 23 ms returned sat
[2026-05-25 03:00:59] [INFO ] [Real]Absence check using state equation in 256 ms returned sat
[2026-05-25 03:01:00] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 03:01:00] [INFO ] [Nat]Absence check using 41 positive place invariants in 46 ms returned sat
[2026-05-25 03:01:00] [INFO ] [Nat]Absence check using 41 positive and 24 generalized place invariants in 38 ms returned sat
[2026-05-25 03:01:00] [INFO ] [Nat]Absence check using state equation in 359 ms returned sat
[2026-05-25 03:01:01] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 854 ms
[2026-05-25 03:01:01] [INFO ] Computed and/alt/rep : 265/485/265 causal constraints (skipped 5 transitions) in 27 ms.
Maximisation of solution failed !
Minimization took 2 ms.
[2026-05-25 03:01:05] [INFO ] [Real]Absence check using 41 positive place invariants in 30 ms returned sat
[2026-05-25 03:01:05] [INFO ] [Real]Absence check using 41 positive and 24 generalized place invariants in 22 ms returned sat
[2026-05-25 03:01:05] [INFO ] [Real]Absence check using state equation in 237 ms returned sat
[2026-05-25 03:01:05] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 03:01:06] [INFO ] [Nat]Absence check using 41 positive place invariants in 32 ms returned sat
[2026-05-25 03:01:06] [INFO ] [Nat]Absence check using 41 positive and 24 generalized place invariants in 23 ms returned sat
[2026-05-25 03:01:06] [INFO ] [Nat]Absence check using state equation in 246 ms returned sat
[2026-05-25 03:01:08] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 2169 ms
[2026-05-25 03:01:08] [INFO ] Computed and/alt/rep : 265/485/265 causal constraints (skipped 5 transitions) in 71 ms.
[2026-05-25 03:01:10] [INFO ] Added : 225 causal constraints over 45 iterations in 2353 ms. Result :unknown
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 320 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 271/271 transitions.
Graph (complete) has 621 edges and 320 vertex of which 309 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.2 ms
Discarding 11 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 23 rules applied. Total rules applied 24 place count 309 transition count 243
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 45 place count 288 transition count 243
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 9 Pre rules applied. Total rules applied 45 place count 288 transition count 234
Deduced a syphon composed of 9 places in 2 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 63 place count 279 transition count 234
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 82 place count 260 transition count 215
Iterating global reduction 2 with 19 rules applied. Total rules applied 101 place count 260 transition count 215
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 1 Pre rules applied. Total rules applied 101 place count 260 transition count 214
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 103 place count 259 transition count 214
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 118 place count 244 transition count 199
Iterating global reduction 2 with 15 rules applied. Total rules applied 133 place count 244 transition count 199
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 15 rules applied. Total rules applied 148 place count 244 transition count 184
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 151 place count 242 transition count 183
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 151 place count 242 transition count 180
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 157 place count 239 transition count 180
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 1 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 4 with 154 rules applied. Total rules applied 311 place count 162 transition count 103
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 8 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 315 place count 160 transition count 105
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 316 place count 160 transition count 104
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 317 place count 159 transition count 104
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 318 place count 159 transition count 104
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 319 place count 158 transition count 103
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 320 place count 157 transition count 103
Applied a total of 320 rules in 356 ms. Remains 157 /320 variables (removed 163) and now considering 103/271 (removed 168) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 370 ms. Remains : 157/320 places, 103/271 transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3359635205154412541.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-1483143915238493012.kers'
[2026-05-25 03:01:12] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3359635205154412541.kers, --Pflows, --basisKERS=/tmp/petrispot-output-1483143915238493012.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 103 rows 128 cols 390 entries
Finished phase 1 with 77 SingleSign rule and 20 generalized
[2026-05-25 03:01:12] [INFO ] Computed 60 invariants in 1 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-1483143915238493012.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0] Max Struct:[1, 1]
RANDOM walk for 1000000 steps (47954 resets) in 2172 ms. (460 steps per ms)
BEST_FIRST walk for 2000002 steps (18348 resets) in 2018 ms. (990 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0] Max Struct:[1, 1]
[2026-05-25 03:01:16] [INFO ] Invariant cache hit.
[2026-05-25 03:01:16] [INFO ] [Real]Absence check using 40 positive place invariants in 17 ms returned sat
[2026-05-25 03:01:16] [INFO ] [Real]Absence check using 40 positive and 20 generalized place invariants in 17 ms returned sat
[2026-05-25 03:01:16] [INFO ] [Real]Absence check using state equation in 102 ms returned sat
[2026-05-25 03:01:16] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 11 ms.
[2026-05-25 03:01:16] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 03:01:16] [INFO ] [Nat]Absence check using 40 positive place invariants in 16 ms returned sat
[2026-05-25 03:01:16] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 18 ms returned sat
[2026-05-25 03:01:16] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2026-05-25 03:01:16] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 15 ms.
[2026-05-25 03:01:17] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 122 ms
[2026-05-25 03:01:17] [INFO ] Added : 81 causal constraints over 17 iterations in 408 ms. Result :sat
Minimization took 97 ms.
[2026-05-25 03:01:17] [INFO ] [Real]Absence check using 40 positive place invariants in 15 ms returned sat
[2026-05-25 03:01:17] [INFO ] [Real]Absence check using 40 positive and 20 generalized place invariants in 16 ms returned sat
[2026-05-25 03:01:17] [INFO ] [Real]Absence check using state equation in 92 ms returned sat
[2026-05-25 03:01:17] [INFO ] Solution in real domain found non-integer solution.
[2026-05-25 03:01:17] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2026-05-25 03:01:17] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 14 ms returned sat
[2026-05-25 03:01:17] [INFO ] [Nat]Absence check using state equation in 76 ms returned sat
[2026-05-25 03:01:17] [INFO ] Computed and/alt/rep : 89/203/89 causal constraints (skipped 11 transitions) in 10 ms.
[2026-05-25 03:01:18] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 285 ms
[2026-05-25 03:01:18] [INFO ] Added : 69 causal constraints over 14 iterations in 549 ms. Result :sat
Minimization took 97 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 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 11 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 157/157 places, 103/103 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 9 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
[2026-05-25 03:01:18] [INFO ] Invariant cache hit.
[2026-05-25 03:01:18] [INFO ] Implicit Places using invariants in 311 ms returned []
[2026-05-25 03:01:18] [INFO ] Invariant cache hit.
[2026-05-25 03:01:19] [INFO ] Implicit Places using invariants and state equation in 378 ms returned []
Implicit Place search using SMT with State Equation took 693 ms to find 0 implicit places.
[2026-05-25 03:01:19] [INFO ] Redundant transitions in 2 ms returned []
Running 100 sub problems to find dead transitions.
[2026-05-25 03:01:19] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 100 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 2/156 variables, 11/60 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/156 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (OVERLAPS) 103/259 variables, 156/216 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/259 variables, 3/219 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/259 variables, 0/219 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (OVERLAPS) 1/260 variables, 1/220 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/260 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 10 (OVERLAPS) 0/260 variables, 0/220 constraints. Problems are: Problem set: 0 solved, 100 unsolved
No progress, stopping.
After SMT solving in domain Real declared 260/260 variables, and 220 constraints, problems are : Problem set: 0 solved, 100 unsolved in 7630 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 157/157 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 100 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/154 variables, 40/40 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/154 variables, 9/49 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/154 variables, 3/52 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/154 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 4 (OVERLAPS) 2/156 variables, 11/63 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/156 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 6 (OVERLAPS) 103/259 variables, 156/219 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/259 variables, 100/319 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/259 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 9 (OVERLAPS) 1/260 variables, 1/320 constraints. Problems are: Problem set: 0 solved, 100 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/260 variables, 1/321 constraints. Problems are: Problem set: 0 solved, 100 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 260/260 variables, and 321 constraints, problems are : Problem set: 0 solved, 100 unsolved in 30031 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 157/157 constraints, PredecessorRefiner: 100/100 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 37765ms problems are : Problem set: 0 solved, 100 unsolved
Search for dead transitions found 0 dead transitions in 37777ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38522 ms. Remains : 157/157 places, 103/103 transitions.
RANDOM walk for 40000 steps (1900 resets) in 1543 ms. (25 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (371 resets) in 169 ms. (235 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (362 resets) in 128 ms. (310 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40004 steps (373 resets) in 122 ms. (325 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (372 resets) in 102 ms. (388 steps per ms) remains 4/4 properties
[2026-05-25 03:01:58] [INFO ] Flatten gal took : 105 ms
[2026-05-25 03:01:58] [INFO ] Flatten gal took : 29 ms
[2026-05-25 03:01:58] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8727952287384745213.gal : 18 ms
[2026-05-25 03:01:58] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17706799428292914589.prop : 2 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/ReachabilityCardinality8727952287384745213.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17706799428292914589.prop' '--nowitness' '--gen-order' 'FOLLOW'
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
Loading property file /tmp/ReachabilityCardinality17706799428292914589.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :4 after 34
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :34 after 42
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :42 after 100
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :100 after 1420
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :1420 after 2772
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :2772 after 17180
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :17180 after 200616
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :200616 after 559632
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1.84298e+06 after 8.33879e+06
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :8.33879e+06 after 8.05026e+07
Interrupted probabilistic random walk after 576901 steps, run timeout after 3001 ms. (steps per millisecond=192 ) properties seen :0 out of 4
Probabilistic random walk after 576901 steps, saw 82099 distinct states, run finished after 3015 ms. (steps per millisecond=191 ) properties seen :0
[2026-05-25 03:02:00] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 81/83 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 41/124 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2/126 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 9/135 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 89/224 variables, 135/190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/224 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 13/237 variables, 8/198 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/237 variables, 3/201 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/237 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 2/239 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/239 variables, 2/204 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/239 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 12/251 variables, 3/207 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/251 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/251 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 9/260 variables, 9/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/260 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,4 properties remain. new max is 8192
At refinement iteration 22 (OVERLAPS) 0/260 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 260/260 variables, and 217 constraints, problems are : Problem set: 0 solved, 4 unsolved in 745 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 157/157 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD size :8.05026e+07 after 2.46505e+09
At refinement iteration 1 (OVERLAPS) 81/83 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 41/124 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2/126 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 9/135 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 89/224 variables, 135/190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/224 variables, 4/194 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/224 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 13/237 variables, 8/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/237 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/237 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/237 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 2/239 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/239 variables, 2/209 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/239 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 12/251 variables, 3/212 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/251 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/251 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 9/260 variables, 9/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/260 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (OVERLAPS) 0/260 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 260/260 variables, and 222 constraints, problems are : Problem set: 0 solved, 4 unsolved in 946 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 157/157 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1699ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :2.78051e+09 after 2.80297e+09
Parikh walk visited 0 properties in 587 ms.
Support contains 2 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 13 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 157/157 places, 103/103 transitions.
RANDOM walk for 40000 steps (1927 resets) in 283 ms. (140 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (376 resets) in 108 ms. (367 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40001 steps (355 resets) in 110 ms. (360 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (360 resets) in 103 ms. (384 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40002 steps (367 resets) in 99 ms. (400 steps per ms) remains 4/4 properties
Interrupted probabilistic random walk after 725034 steps, run timeout after 3001 ms. (steps per millisecond=241 ) properties seen :0 out of 4
Probabilistic random walk after 725034 steps, saw 102462 distinct states, run finished after 3001 ms. (steps per millisecond=241 ) properties seen :0
[2026-05-25 03:02:06] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 81/83 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 41/124 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2/126 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 9/135 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 89/224 variables, 135/190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/224 variables, 0/190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (OVERLAPS) 13/237 variables, 8/198 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/237 variables, 3/201 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/237 variables, 0/201 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (OVERLAPS) 2/239 variables, 1/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/239 variables, 2/204 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/239 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (OVERLAPS) 12/251 variables, 3/207 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/251 variables, 1/208 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/251 variables, 0/208 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (OVERLAPS) 9/260 variables, 9/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/260 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 0/260 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 260/260 variables, and 217 constraints, problems are : Problem set: 0 solved, 4 unsolved in 387 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 157/157 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 81/83 variables, 11/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 0/11 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 41/124 variables, 34/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/124 variables, 0/45 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (OVERLAPS) 2/126 variables, 1/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/126 variables, 0/46 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 9/135 variables, 9/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/135 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 9 (OVERLAPS) 89/224 variables, 135/190 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/224 variables, 4/194 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/224 variables, 0/194 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 12 (OVERLAPS) 13/237 variables, 8/202 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/237 variables, 3/205 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/237 variables, 1/206 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/237 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 16 (OVERLAPS) 2/239 variables, 1/207 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/239 variables, 2/209 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/239 variables, 0/209 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 19 (OVERLAPS) 12/251 variables, 3/212 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/251 variables, 1/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/251 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 22 (OVERLAPS) 9/260 variables, 9/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/260 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 24 (OVERLAPS) 0/260 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 260/260 variables, and 222 constraints, problems are : Problem set: 0 solved, 4 unsolved in 835 ms.
Refiners :[Positive P Invariants (semi-flows): 40/40 constraints, Generalized P Invariants (flows): 20/20 constraints, State Equation: 157/157 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1230ms problems are : Problem set: 0 solved, 4 unsolved
Fused 4 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 578 ms.
Support contains 2 out of 157 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 7 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 157/157 places, 103/103 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 157/157 places, 103/103 transitions.
Applied a total of 0 rules in 7 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
[2026-05-25 03:02:08] [INFO ] Invariant cache hit.
[2026-05-25 03:02:08] [INFO ] Implicit Places using invariants in 188 ms returned []
[2026-05-25 03:02:08] [INFO ] Invariant cache hit.
[2026-05-25 03:02:08] [INFO ] Implicit Places using invariants and state equation in 308 ms returned []
Implicit Place search using SMT with State Equation took 500 ms to find 0 implicit places.
[2026-05-25 03:02:08] [INFO ] Redundant transitions in 2 ms returned []
Skipped dead transition search.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 516 ms. Remains : 157/157 places, 103/103 transitions.
Attempting over-approximation, by ignoring read arcs.
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 157 transition count 103
Applied a total of 1 rules in 13 ms. Remains 157 /157 variables (removed 0) and now considering 103/103 (removed 0) transitions.
Running SMT prover for 4 properties.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2079815205418999161.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6256866770340166896.kers'
[2026-05-25 03:02:08] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2079815205418999161.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6256866770340166896.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 103 rows 128 cols 391 entries
Finished phase 1 with 77 SingleSign rule and 20 generalized
[2026-05-25 03:02:08] [INFO ] Computed 60 invariants in 1 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-6256866770340166896.kers
Total runtime 1 ms.
[2026-05-25 03:02:08] [INFO ] [Real]Absence check using 40 positive place invariants in 8 ms returned sat
[2026-05-25 03:02:08] [INFO ] [Real]Absence check using 40 positive and 20 generalized place invariants in 13 ms returned sat
[2026-05-25 03:02:08] [INFO ] After 97ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2026-05-25 03:02:08] [INFO ] [Nat]Absence check using 40 positive place invariants in 13 ms returned sat
[2026-05-25 03:02:08] [INFO ] [Nat]Absence check using 40 positive and 20 generalized place invariants in 11 ms returned sat
[2026-05-25 03:02:08] [INFO ] After 90ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
TRAPS : Iteration 0
[2026-05-25 03:02:09] [INFO ] After 137ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
[2026-05-25 03:02:09] [INFO ] After 292ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
[2026-05-25 03:02:09] [INFO ] Flatten gal took : 20 ms
[2026-05-25 03:02:09] [INFO ] Flatten gal took : 17 ms
[2026-05-25 03:02:09] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15662026769015676623.gal : 8 ms
[2026-05-25 03:02:09] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15896663995808849047.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/ReachabilityCardinality15662026769015676623.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15896663995808849047.prop' '--nowitness' '--gen-order' 'FOLLOW'
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 ...330
Loading property file /tmp/ReachabilityCardinality15896663995808849047.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :4 after 36
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :36 after 70
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :70 after 1148
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :1148 after 2660
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :2660 after 23336
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :197648 after 235112
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :235112 after 899632
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :1.84298e+06 after 1.86673e+07
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1.86673e+07 after 9.84487e+07
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :2.6222e+10 after 2.62371e+10
SDD proceeding with computation,4 properties remain. new max is 8192
SDD size :9.84487e+07 after 8.86237e+08
SDD proceeding with computation,4 properties remain. new max is 16384
SDD size :8.86237e+08 after 1.69273e+09
SDD proceeding with computation,4 properties remain. new max is 32768
SDD size :1.69273e+09 after 1.85341e+09
Invariant property MIN1 does not hold.
Reachability property MAX1 is true.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :2.67828e+10 after 9.64686e+10
Detected timeout of ITS tools.
[2026-05-25 03:02:24] [INFO ] Flatten gal took : 16 ms
[2026-05-25 03:02:24] [INFO ] Applying decomposition
[2026-05-25 03:02:24] [INFO ] Flatten gal took : 15 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph2751074389075154508.txt' '-o' '/tmp/graph2751074389075154508.bin' '-w' '/tmp/graph2751074389075154508.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph2751074389075154508.bin' '-l' '-1' '-v' '-w' '/tmp/graph2751074389075154508.weights' '-q' '0' '-e' '0.001'
[2026-05-25 03:02:24] [INFO ] Decomposing Gal with order
[2026-05-25 03:02:24] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 03:02:24] [INFO ] Removed a total of 42 redundant transitions.
[2026-05-25 03:02:24] [INFO ] Flatten gal took : 131 ms
[2026-05-25 03:02:24] [INFO ] Fuse similar labels procedure discarded/fused a total of 14 labels/synchronizations in 20 ms.
[2026-05-25 03:02:24] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4000639742345926919.gal : 11 ms
[2026-05-25 03:02:24] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6893953072514239277.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202604301425/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4000639742345926919.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6893953072514239277.prop' '--nowitness'
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 ...307
Loading property file /tmp/ReachabilityCardinality6893953072514239277.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 4
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :4 after 516
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :516 after 34360
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :50736 after 4.40643e+08
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :4.40643e+08 after 1.41067e+09
Invariant property MIN1 does not hold.
Reachability property MAX1 is true.
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 65 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,7.60045e+11,0.483097,19952,4168,378,44450,1282,299,37388,144,4429,0
Total reachable state count : 760044746550
Verifying 4 reachability properties.
Reachability property MAX0 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,15012,0.486165,20036,71,103,44450,1282,302,37388,147,4429,0
Invariant property MIN0 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,15012,0.48775,20180,71,103,44450,1282,308,37388,149,4429,0
Reachability property MAX1 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX1,3.26304e+06,0.488165,20180,238,159,44450,1282,311,37388,151,4429,0
Invariant property MIN1 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN1,3.26304e+06,0.488557,20180,238,159,44450,1282,317,37388,153,4429,0
Over-approximation ignoring read arcs solved -2 properties in 16577 ms.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2026-05-25 03:02:25] [INFO ] Flatten gal took : 24 ms
[2026-05-25 03:02:25] [INFO ] Applying decomposition
[2026-05-25 03:02:25] [INFO ] Flatten gal took : 14 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/convert-linux64' '-i' '/tmp/graph15192374018678111672.txt' '-o' '/tmp/graph15192374018678111672.bin' '-w' '/tmp/graph15192374018678111672.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202604301425/bin/louvain-linux64' '/tmp/graph15192374018678111672.bin' '-l' '-1' '-v' '-w' '/tmp/graph15192374018678111672.weights' '-q' '0' '-e' '0.001'
[2026-05-25 03:02:25] [INFO ] Decomposing Gal with order
[2026-05-25 03:02:25] [INFO ] Rewriting arrays to variables to allow decomposition.
[2026-05-25 03:02:25] [INFO ] Removed a total of 52 redundant transitions.
[2026-05-25 03:02:25] [INFO ] Flatten gal took : 37 ms
[2026-05-25 03:02:25] [INFO ] Fuse similar labels procedure discarded/fused a total of 28 labels/synchronizations in 5 ms.
[2026-05-25 03:02:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18083592717452934066.gal : 6 ms
[2026-05-25 03:02:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5663138378134182975.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/ReachabilityCardinality18083592717452934066.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5663138378134182975.prop' '--nowitness'
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 ...308
Loading property file /tmp/ReachabilityCardinality5663138378134182975.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :2 after 36
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :36 after 34360
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :34360 after 2.00418e+06
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :2.76676e+09 after 2.81849e+09
Invariant property MIN0 does not hold.
Reachability property MAX0 is true.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 65 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,2.46954e+11,0.720317,20136,1744,472,40956,994,276,29241,147,2848,0
Total reachable state count : 246953727444
Verifying 2 reachability properties.
Reachability property MAX0 is true.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MAX0,2880,0.722291,20152,66,100,40956,994,279,29241,150,2848,0
Invariant property MIN0 does not hold.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
MIN0,2880,0.723073,20344,66,100,40956,994,285,29241,152,2848,0
FORMULA DES-PT-10b-UpperBounds-04 1 TECHNIQUES REACHABILITY_MAX
FORMULA DES-PT-10b-UpperBounds-06 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-7719271634447255445.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-16783222711443923187.kers'
[2026-05-25 03:02:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7719271634447255445.kers, --Pflows, --basisKERS=/tmp/petrispot-output-16783222711443923187.kers]
Culling duplicate invariants (modulo rational): removing 29 columns.
Culled 29 columns in 0 ms.
// Phase 1: matrix 103 rows 128 cols 390 entries
Finished phase 1 with 77 SingleSign rule and 20 generalized
[2026-05-25 03:02:26] [INFO ] Computed 60 invariants in 0 ms
Computed 60 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-16783222711443923187.kers
Total runtime 2 ms.
Current structural bounds on expressions (after invariants) : Max Seen:[] Max Struct:[]
RANDOM walk for 1000000 steps (47857 resets) in 2156 ms. (463 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 90249 ms.
BK_STOP 1779678148500
--------------------
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="DES-PT-10b"
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 DES-PT-10b, 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 r082-smll-177946993700373"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-10b.tgz
mv DES-PT-10b 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 ;