About the Execution of ITS-Tools for DES-PT-20b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 217089.00 | 0.00 | 0.00 | 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r058-smll-174854063900309.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-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 2-5832
Executing tool itstools
Input is DES-PT-20b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854063900309
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 576K
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 142K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 4 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 91K May 29 14:32 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-20b-UpperBounds-00
FORMULA_NAME DES-PT-20b-UpperBounds-01
FORMULA_NAME DES-PT-20b-UpperBounds-02
FORMULA_NAME DES-PT-20b-UpperBounds-03
FORMULA_NAME DES-PT-20b-UpperBounds-04
FORMULA_NAME DES-PT-20b-UpperBounds-05
FORMULA_NAME DES-PT-20b-UpperBounds-06
FORMULA_NAME DES-PT-20b-UpperBounds-07
FORMULA_NAME DES-PT-20b-UpperBounds-08
FORMULA_NAME DES-PT-20b-UpperBounds-09
FORMULA_NAME DES-PT-20b-UpperBounds-10
FORMULA_NAME DES-PT-20b-UpperBounds-11
FORMULA_NAME DES-PT-20b-UpperBounds-12
FORMULA_NAME DES-PT-20b-UpperBounds-13
FORMULA_NAME DES-PT-20b-UpperBounds-14
FORMULA_NAME DES-PT-20b-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748703958183
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-20b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-31 15:06:00] [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]
[2025-05-31 15:06:00] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-31 15:06:00] [INFO ] Load time of PNML (sax parser for PT used): 170 ms
[2025-05-31 15:06:00] [INFO ] Transformed 360 places.
[2025-05-31 15:06:00] [INFO ] Transformed 311 transitions.
[2025-05-31 15:06:00] [INFO ] Found NUPN structural information;
[2025-05-31 15:06:00] [INFO ] Parsed PT model containing 360 places and 311 transitions and 987 arcs in 339 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 13 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]
// Phase 1: matrix 311 rows 360 cols
[2025-05-31 15:06:01] [INFO ] Computed 65 invariants in 36 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 (82 resets) in 108 ms. (91 steps per ms)
FORMULA DES-PT-20b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-20b-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 10001 steps (12 resets) in 33 ms. (294 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-05-31 15:06:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:06:01] [INFO ] [Real]Absence check using 39 positive place invariants in 35 ms returned sat
[2025-05-31 15:06:01] [INFO ] [Real]Absence check using 39 positive and 26 generalized place invariants in 37 ms returned sat
[2025-05-31 15:06:02] [INFO ] [Real]Absence check using state equation in 347 ms returned sat
[2025-05-31 15:06:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-31 15:06:02] [INFO ] [Nat]Absence check using 39 positive place invariants in 30 ms returned sat
[2025-05-31 15:06:02] [INFO ] [Nat]Absence check using 39 positive and 26 generalized place invariants in 34 ms returned sat
[2025-05-31 15:06:02] [INFO ] [Nat]Absence check using state equation in 298 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:03] [INFO ] Deduced a trap composed of 9 places in 287 ms of which 44 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:03] [INFO ] Deduced a trap composed of 16 places in 146 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:03] [INFO ] Deduced a trap composed of 28 places in 179 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:03] [INFO ] Deduced a trap composed of 17 places in 228 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:04] [INFO ] Deduced a trap composed of 18 places in 127 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:04] [INFO ] Deduced a trap composed of 19 places in 120 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:04] [INFO ] Deduced a trap composed of 20 places in 111 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:04] [INFO ] Deduced a trap composed of 21 places in 94 ms of which 11 ms to minimize.
[2025-05-31 15:06:04] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1551 ms
[2025-05-31 15:06:04] [INFO ] Computed and/alt/rep : 305/595/305 causal constraints (skipped 5 transitions) in 38 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:07] [INFO ] Deduced a trap composed of 29 places in 353 ms of which 41 ms to minimize.
[2025-05-31 15:06:07] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1131)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 360 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p76) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 360/360 places, 310/310 transitions.
Graph (complete) has 738 edges and 360 vertex of which 349 are kept as prefixes of interest. Removing 11 places using SCC suffix rule.3 ms
Discarding 11 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 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 24 rules applied. Total rules applied 25 place count 348 transition count 281
Reduce places removed 22 places and 1 transitions.
Iterating post reduction 1 with 22 rules applied. Total rules applied 47 place count 326 transition count 280
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 48 place count 325 transition count 279
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 49 place count 324 transition count 278
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 50 place count 323 transition count 277
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 51 place count 322 transition count 276
Performed 9 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 9 Pre rules applied. Total rules applied 51 place count 322 transition count 267
Deduced a syphon composed of 9 places in 5 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 6 with 18 rules applied. Total rules applied 69 place count 313 transition count 267
Discarding 19 places :
Symmetric choice reduction at 6 with 19 rule applications. Total rules 88 place count 294 transition count 248
Iterating global reduction 6 with 19 rules applied. Total rules applied 107 place count 294 transition count 248
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 107 place count 294 transition count 247
Deduced a syphon composed of 1 places in 4 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 109 place count 293 transition count 247
Discarding 15 places :
Symmetric choice reduction at 6 with 15 rule applications. Total rules 124 place count 278 transition count 232
Iterating global reduction 6 with 15 rules applied. Total rules applied 139 place count 278 transition count 232
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 6 with 15 rules applied. Total rules applied 154 place count 278 transition count 217
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 157 place count 276 transition count 216
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 8 with 3 Pre rules applied. Total rules applied 157 place count 276 transition count 213
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 8 with 6 rules applied. Total rules applied 163 place count 273 transition count 213
Performed 77 Post agglomeration using F-continuation condition.Transition count delta: 77
Deduced a syphon composed of 77 places in 0 ms
Reduce places removed 77 places and 0 transitions.
Iterating global reduction 8 with 154 rules applied. Total rules applied 317 place count 196 transition count 136
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 8 with 4 rules applied. Total rules applied 321 place count 194 transition count 138
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 322 place count 194 transition count 137
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 323 place count 193 transition count 137
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 324 place count 193 transition count 137
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 9 with 1 rules applied. Total rules applied 325 place count 192 transition count 136
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 326 place count 191 transition count 136
Applied a total of 326 rules in 376 ms. Remains 191 /360 variables (removed 169) and now considering 136/310 (removed 174) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 391 ms. Remains : 191/360 places, 136/310 transitions.
// Phase 1: matrix 136 rows 191 cols
[2025-05-31 15:06:07] [INFO ] Computed 61 invariants in 24 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (47926 resets) in 2947 ms. (339 steps per ms)
BEST_FIRST walk for 1000001 steps (9147 resets) in 1171 ms. (853 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-05-31 15:06:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:06:12] [INFO ] [Real]Absence check using 36 positive place invariants in 18 ms returned sat
[2025-05-31 15:06:12] [INFO ] [Real]Absence check using 36 positive and 25 generalized place invariants in 15 ms returned sat
[2025-05-31 15:06:12] [INFO ] [Real]Absence check using state equation in 145 ms returned sat
[2025-05-31 15:06:12] [INFO ] Computed and/alt/rep : 122/256/122 causal constraints (skipped 11 transitions) in 23 ms.
[2025-05-31 15:06:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:06:12] [INFO ] [Nat]Absence check using 36 positive place invariants in 19 ms returned sat
[2025-05-31 15:06:12] [INFO ] [Nat]Absence check using 36 positive and 25 generalized place invariants in 23 ms returned sat
[2025-05-31 15:06:12] [INFO ] [Nat]Absence check using state equation in 174 ms returned sat
[2025-05-31 15:06:12] [INFO ] Computed and/alt/rep : 122/256/122 causal constraints (skipped 11 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:13] [INFO ] Deduced a trap composed of 20 places in 76 ms of which 4 ms to minimize.
[2025-05-31 15:06:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 123 ms
[2025-05-31 15:06:13] [INFO ] Added : 111 causal constraints over 23 iterations in 725 ms. Result :sat
Minimization took 145 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 191 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 191/191 places, 136/136 transitions.
Applied a total of 0 rules in 15 ms. Remains 191 /191 variables (removed 0) and now considering 136/136 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 191/191 places, 136/136 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 191/191 places, 136/136 transitions.
Applied a total of 0 rules in 16 ms. Remains 191 /191 variables (removed 0) and now considering 136/136 (removed 0) transitions.
[2025-05-31 15:06:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:06:14] [INFO ] Implicit Places using invariants in 309 ms returned []
[2025-05-31 15:06:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:06:14] [INFO ] Implicit Places using invariants and state equation in 473 ms returned []
Implicit Place search using SMT with State Equation took 789 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 15:06:14] [INFO ] Redundant transitions in 4 ms returned []
Running 133 sub problems to find dead transitions.
[2025-05-31 15:06:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/187 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/187 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/187 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 3 (OVERLAPS) 2/189 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/189 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 133 unsolved
At refinement iteration 5 (OVERLAPS) 1/190 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 133 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/190 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 133 unsolved
Problem TDEAD62 is UNSAT
Problem TDEAD63 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD106 is UNSAT
At refinement iteration 7 (OVERLAPS) 136/326 variables, 190/251 constraints. Problems are: Problem set: 4 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:23] [INFO ] Deduced a trap composed of 15 places in 163 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:24] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 4 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/326 variables, 2/253 constraints. Problems are: Problem set: 4 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:25] [INFO ] Deduced a trap composed of 15 places in 150 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:26] [INFO ] Deduced a trap composed of 17 places in 115 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:26] [INFO ] Deduced a trap composed of 18 places in 109 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:26] [INFO ] Deduced a trap composed of 10 places in 89 ms of which 6 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/326 variables, 4/257 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/326 variables, 0/257 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 11 (OVERLAPS) 1/327 variables, 1/258 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/327 variables, 0/258 constraints. Problems are: Problem set: 4 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:33] [INFO ] Deduced a trap composed of 13 places in 108 ms of which 9 ms to minimize.
At refinement iteration 13 (OVERLAPS) 0/327 variables, 1/259 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/327 variables, 0/259 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 15 (OVERLAPS) 0/327 variables, 0/259 constraints. Problems are: Problem set: 4 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 327/327 variables, and 259 constraints, problems are : Problem set: 4 solved, 129 unsolved in 25634 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 191/191 constraints, PredecessorRefiner: 133/133 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 4 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 35/35 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 17/52 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 6/58 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/183 variables, 0/58 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 4 (OVERLAPS) 2/185 variables, 1/59 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 0/59 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 6 (OVERLAPS) 5/190 variables, 8/67 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/190 variables, 1/68 constraints. Problems are: Problem set: 4 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:06:42] [INFO ] Deduced a trap composed of 14 places in 33 ms of which 2 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/190 variables, 1/69 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/190 variables, 0/69 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 10 (OVERLAPS) 136/326 variables, 190/259 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/326 variables, 129/388 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/326 variables, 0/388 constraints. Problems are: Problem set: 4 solved, 129 unsolved
At refinement iteration 13 (OVERLAPS) 1/327 variables, 1/389 constraints. Problems are: Problem set: 4 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 327/327 variables, and 389 constraints, problems are : Problem set: 4 solved, 129 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 191/191 constraints, PredecessorRefiner: 129/133 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 55801ms problems are : Problem set: 4 solved, 129 unsolved
Search for dead transitions found 4 dead transitions in 55812ms
Found 4 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 4 transitions
Dead transitions reduction (with SMT) removed 4 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 191/191 places, 132/136 transitions.
Graph (complete) has 617 edges and 191 vertex of which 187 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 10 ms. Remains 187 /191 variables (removed 4) and now considering 132/132 (removed 0) transitions.
// Phase 1: matrix 132 rows 187 cols
[2025-05-31 15:07:10] [INFO ] Computed 61 invariants in 4 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:07:11] [INFO ] Implicit Places using invariants in 339 ms returned []
[2025-05-31 15:07:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:07:11] [INFO ] Implicit Places using invariants and state equation in 498 ms returned []
Implicit Place search using SMT with State Equation took 843 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 187/191 places, 132/136 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 57498 ms. Remains : 187/191 places, 132/136 transitions.
[2025-05-31 15:07:11] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (47719 resets) in 2195 ms. (455 steps per ms)
BEST_FIRST walk for 1000001 steps (9108 resets) in 911 ms. (1096 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-05-31 15:07:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:07:14] [INFO ] [Real]Absence check using 36 positive place invariants in 16 ms returned sat
[2025-05-31 15:07:14] [INFO ] [Real]Absence check using 36 positive and 25 generalized place invariants in 21 ms returned sat
[2025-05-31 15:07:14] [INFO ] [Real]Absence check using state equation in 126 ms returned sat
[2025-05-31 15:07:14] [INFO ] Computed and/alt/rep : 118/246/118 causal constraints (skipped 11 transitions) in 14 ms.
[2025-05-31 15:07:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-31 15:07:15] [INFO ] [Nat]Absence check using 36 positive place invariants in 18 ms returned sat
[2025-05-31 15:07:15] [INFO ] [Nat]Absence check using 36 positive and 25 generalized place invariants in 19 ms returned sat
[2025-05-31 15:07:15] [INFO ] [Nat]Absence check using state equation in 134 ms returned sat
[2025-05-31 15:07:15] [INFO ] Computed and/alt/rep : 118/246/118 causal constraints (skipped 11 transitions) in 17 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:07:15] [INFO ] Deduced a trap composed of 20 places in 57 ms of which 4 ms to minimize.
[2025-05-31 15:07:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 94 ms
[2025-05-31 15:07:15] [INFO ] Added : 116 causal constraints over 24 iterations in 657 ms. Result :sat
Minimization took 134 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 187 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 187/187 places, 132/132 transitions.
Applied a total of 0 rules in 15 ms. Remains 187 /187 variables (removed 0) and now considering 132/132 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 187/187 places, 132/132 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 187/187 places, 132/132 transitions.
Applied a total of 0 rules in 12 ms. Remains 187 /187 variables (removed 0) and now considering 132/132 (removed 0) transitions.
[2025-05-31 15:07:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:07:16] [INFO ] Implicit Places using invariants in 379 ms returned []
[2025-05-31 15:07:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:07:17] [INFO ] Implicit Places using invariants and state equation in 425 ms returned []
Implicit Place search using SMT with State Equation took 807 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 15:07:17] [INFO ] Redundant transitions in 4 ms returned []
Running 129 sub problems to find dead transitions.
[2025-05-31 15:07:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/185 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 1/186 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:07:22] [INFO ] Deduced a trap composed of 14 places in 37 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 132/318 variables, 186/248 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:07:25] [INFO ] Deduced a trap composed of 13 places in 112 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:07:25] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 3 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/318 variables, 2/250 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:07:29] [INFO ] Deduced a trap composed of 15 places in 151 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:07:29] [INFO ] Deduced a trap composed of 18 places in 98 ms of which 13 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/318 variables, 2/252 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/318 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 12 (OVERLAPS) 1/319 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:07:35] [INFO ] Deduced a trap composed of 10 places in 110 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/319 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/319 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 15 (OVERLAPS) 0/319 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 319/319 variables, and 254 constraints, problems are : Problem set: 0 solved, 129 unsolved in 26069 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 187/187 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 5/57 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/183 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (OVERLAPS) 2/185 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (OVERLAPS) 1/186 variables, 8/67 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/186 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (OVERLAPS) 132/318 variables, 186/253 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/318 variables, 129/382 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:07:54] [INFO ] Deduced a trap composed of 13 places in 82 ms of which 5 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/318 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 318/319 variables, and 383 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 186/187 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 56161ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 56163ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56995 ms. Remains : 187/187 places, 132/132 transitions.
RANDOM walk for 40000 steps (1904 resets) in 981 ms. (40 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (356 resets) in 204 ms. (195 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (352 resets) in 191 ms. (208 steps per ms) remains 2/2 properties
[2025-05-31 15:08:14] [INFO ] Flatten gal took : 118 ms
[2025-05-31 15:08:14] [INFO ] Flatten gal took : 44 ms
[2025-05-31 15:08:14] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8268253089085985537.gal : 19 ms
[2025-05-31 15:08:14] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11880576102209517900.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality8268253089085985537.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11880576102209517900.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality11880576102209517900.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 50
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50 after 1904
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1904 after 2396
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2396 after 7000
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :7000 after 87264
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :197648 after 277552
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :277552 after 863992
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.84298e+06 after 6.59491e+07
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :6.59491e+07 after 3.51066e+08
Interrupted probabilistic random walk after 810282 steps, run timeout after 3001 ms. (steps per millisecond=270 ) properties seen :0 out of 2
Probabilistic random walk after 810282 steps, saw 114404 distinct states, run finished after 3008 ms. (steps per millisecond=269 ) properties seen :0
[2025-05-31 15:08:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 13/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 56/70 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 42/112 variables, 21/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/112 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 34/146 variables, 23/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/146 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 9/155 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/155 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 108/263 variables, 155/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/263 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/276 variables, 8/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/276 variables, 3/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/276 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/278 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/278 variables, 2/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/278 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 22/300 variables, 3/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/300 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/300 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 19/319 variables, 19/248 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/319 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/319 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 319/319 variables, and 248 constraints, problems are : Problem set: 0 solved, 2 unsolved in 503 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 187/187 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 13/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 56/70 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 42/112 variables, 21/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/112 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 34/146 variables, 23/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/146 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 9/155 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/155 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 108/263 variables, 155/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/263 variables, 2/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/263 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 13/276 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/276 variables, 3/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/276 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/278 variables, 1/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/278 variables, 2/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/278 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 22/300 variables, 3/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/300 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/300 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 19/319 variables, 19/250 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/319 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 0/319 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 319/319 variables, and 250 constraints, problems are : Problem set: 0 solved, 2 unsolved in 606 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 187/187 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1118ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 469 ms.
Support contains 1 out of 187 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 187/187 places, 132/132 transitions.
Applied a total of 0 rules in 11 ms. Remains 187 /187 variables (removed 0) and now considering 132/132 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 187/187 places, 132/132 transitions.
RANDOM walk for 40000 steps (1885 resets) in 272 ms. (146 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (374 resets) in 129 ms. (307 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (377 resets) in 160 ms. (248 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 842769 steps, run timeout after 3001 ms. (steps per millisecond=280 ) properties seen :0 out of 2
Probabilistic random walk after 842769 steps, saw 119032 distinct states, run finished after 3001 ms. (steps per millisecond=280 ) properties seen :0
[2025-05-31 15:08:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 13/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 56/70 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 42/112 variables, 21/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/112 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 34/146 variables, 23/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/146 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 9/155 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/155 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 108/263 variables, 155/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/263 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/276 variables, 8/219 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/276 variables, 3/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/276 variables, 0/222 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/278 variables, 1/223 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/278 variables, 2/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/278 variables, 0/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 22/300 variables, 3/228 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/300 variables, 1/229 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/300 variables, 0/229 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 19/319 variables, 19/248 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/319 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/319 variables, 0/248 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 319/319 variables, and 248 constraints, problems are : Problem set: 0 solved, 2 unsolved in 588 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 187/187 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 13/14 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/14 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 56/70 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/70 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 42/112 variables, 21/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/112 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 34/146 variables, 23/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/146 variables, 0/47 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 9/155 variables, 9/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/155 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 108/263 variables, 155/211 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/263 variables, 2/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/263 variables, 0/213 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 13/276 variables, 8/221 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/276 variables, 3/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/276 variables, 0/224 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/278 variables, 1/225 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/278 variables, 2/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 16384
At refinement iteration 19 (INCLUDED_ONLY) 0/278 variables, 0/227 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 22/300 variables, 3/230 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/300 variables, 1/231 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/300 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 19/319 variables, 19/250 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/319 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :3.51066e+08 after 1.39491e+09
At refinement iteration 25 (OVERLAPS) 0/319 variables, 0/250 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 319/319 variables, and 250 constraints, problems are : Problem set: 0 solved, 2 unsolved in 500 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 187/187 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1098ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 781 ms.
Support contains 1 out of 187 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 187/187 places, 132/132 transitions.
Applied a total of 0 rules in 11 ms. Remains 187 /187 variables (removed 0) and now considering 132/132 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11 ms. Remains : 187/187 places, 132/132 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 187/187 places, 132/132 transitions.
Applied a total of 0 rules in 10 ms. Remains 187 /187 variables (removed 0) and now considering 132/132 (removed 0) transitions.
[2025-05-31 15:08:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:08:23] [INFO ] Implicit Places using invariants in 226 ms returned []
[2025-05-31 15:08:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-31 15:08:24] [INFO ] Implicit Places using invariants and state equation in 367 ms returned []
Implicit Place search using SMT with State Equation took 596 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-31 15:08:24] [INFO ] Redundant transitions in 6 ms returned []
Running 129 sub problems to find dead transitions.
[2025-05-31 15:08:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 129 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :1.39491e+09 after 1.75807e+09
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (OVERLAPS) 2/185 variables, 1/53 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/185 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (OVERLAPS) 1/186 variables, 8/61 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:08:29] [INFO ] Deduced a trap composed of 14 places in 45 ms of which 4 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :1.75807e+09 after 1.767e+09
At refinement iteration 6 (INCLUDED_ONLY) 0/186 variables, 1/62 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/186 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (OVERLAPS) 132/318 variables, 186/248 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:08:31] [INFO ] Deduced a trap composed of 13 places in 92 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:08:31] [INFO ] Deduced a trap composed of 6 places in 31 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/318 variables, 2/250 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:08:35] [INFO ] Deduced a trap composed of 15 places in 95 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:08:35] [INFO ] Deduced a trap composed of 18 places in 80 ms of which 8 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/318 variables, 2/252 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/318 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 12 (OVERLAPS) 1/319 variables, 1/253 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:08:40] [INFO ] Deduced a trap composed of 10 places in 85 ms of which 5 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 131072
At refinement iteration 13 (INCLUDED_ONLY) 0/319 variables, 1/254 constraints. Problems are: Problem set: 0 solved, 129 unsolved
SDD size :2.335e+09 after 2.33617e+09
At refinement iteration 14 (INCLUDED_ONLY) 0/319 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 15 (OVERLAPS) 0/319 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 129 unsolved
No progress, stopping.
After SMT solving in domain Real declared 319/319 variables, and 254 constraints, problems are : Problem set: 0 solved, 129 unsolved in 24096 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 187/187 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/183 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/183 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/183 variables, 5/57 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/183 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 4 (OVERLAPS) 2/185 variables, 1/58 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/185 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/185 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 7 (OVERLAPS) 1/186 variables, 8/67 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/186 variables, 0/67 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 9 (OVERLAPS) 132/318 variables, 186/253 constraints. Problems are: Problem set: 0 solved, 129 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/318 variables, 129/382 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-31 15:08:57] [INFO ] Deduced a trap composed of 13 places in 82 ms of which 7 ms to minimize.
Detected timeout of ITS tools.
[2025-05-31 15:09:04] [INFO ] Flatten gal took : 21 ms
[2025-05-31 15:09:04] [INFO ] Applying decomposition
[2025-05-31 15:09:04] [INFO ] Flatten gal took : 52 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph17888878417692752314.txt' '-o' '/tmp/graph17888878417692752314.bin' '-w' '/tmp/graph17888878417692752314.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17888878417692752314.bin' '-l' '-1' '-v' '-w' '/tmp/graph17888878417692752314.weights' '-q' '0' '-e' '0.001'
[2025-05-31 15:09:04] [INFO ] Decomposing Gal with order
[2025-05-31 15:09:04] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 15:09:04] [INFO ] Removed a total of 55 redundant transitions.
[2025-05-31 15:09:04] [INFO ] Flatten gal took : 89 ms
[2025-05-31 15:09:04] [INFO ] Fuse similar labels procedure discarded/fused a total of 33 labels/synchronizations in 13 ms.
[2025-05-31 15:09:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18167866970891617406.gal : 7 ms
[2025-05-31 15:09:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality644071166382192500.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18167866970891617406.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality644071166382192500.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...307
Loading property file /tmp/ReachabilityCardinality644071166382192500.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 52
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :52 after 8036
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50736 after 420236
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :420236 after 1.11901e+09
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1.11901e+09 after 2.37574e+09
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.37574e+09 after 4.88922e+09
At refinement iteration 11 (INCLUDED_ONLY) 0/318 variables, 1/383 constraints. Problems are: Problem set: 0 solved, 129 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 318/319 variables, and 383 constraints, problems are : Problem set: 0 solved, 129 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 36/36 constraints, Generalized P Invariants (flows): 25/25 constraints, State Equation: 186/187 constraints, PredecessorRefiner: 129/129 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 54166ms problems are : Problem set: 0 solved, 129 unsolved
Search for dead transitions found 0 dead transitions in 54168ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 54790 ms. Remains : 187/187 places, 132/132 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 187 transition count 132
Applied a total of 1 rules in 13 ms. Remains 187 /187 variables (removed 0) and now considering 132/132 (removed 0) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 132 rows 187 cols
[2025-05-31 15:09:18] [INFO ] Computed 61 invariants in 4 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
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,6.65278e+12,13.6811,288660,14605,1226,334209,3834,291,2.4451e+06,212,18747,0
Total reachable state count : 6652784302652
Verifying 2 reachability properties.
[2025-05-31 15:09:18] [INFO ] [Real]Absence check using 36 positive place invariants in 11 ms returned sat
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
MAX0,2040,13.7342,288660,75,152,334209,3834,291,2.4451e+06,214,18747,0
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
MIN0,2040,13.7438,288660,75,152,334209,3834,294,2.4451e+06,215,18747,0
[2025-05-31 15:09:18] [INFO ] [Real]Absence check using 36 positive and 25 generalized place invariants in 23 ms returned sat
[2025-05-31 15:09:18] [INFO ] After 147ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-05-31 15:09:18] [INFO ] [Nat]Absence check using 36 positive place invariants in 12 ms returned sat
[2025-05-31 15:09:18] [INFO ] [Nat]Absence check using 36 positive and 25 generalized place invariants in 17 ms returned sat
[2025-05-31 15:09:18] [INFO ] After 120ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
[2025-05-31 15:09:18] [INFO ] After 151ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-05-31 15:09:18] [INFO ] After 271ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-05-31 15:09:18] [INFO ] Flatten gal took : 16 ms
[2025-05-31 15:09:18] [INFO ] Flatten gal took : 13 ms
[2025-05-31 15:09:18] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6662870104085344214.gal : 4 ms
[2025-05-31 15:09:18] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality146978785379644529.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6662870104085344214.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality146978785379644529.prop' '--nowitness' '--gen-order' 'FOLLOW'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality146978785379644529.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 4
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :4 after 28
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :28 after 40
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :40 after 652
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :652 after 972
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :972 after 9556
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :9556 after 128744
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :128744 after 263048
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :263048 after 1.94248e+06
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.77546e+09 after 2.66337e+09
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.78051e+09 after 2.80836e+09
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.79085e+10 after 2.53178e+10
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :7.37836e+10 after 9.64522e+10
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :2.4334e+11 after 2.43453e+11
Detected timeout of ITS tools.
[2025-05-31 15:09:33] [INFO ] Flatten gal took : 13 ms
[2025-05-31 15:09:33] [INFO ] Applying decomposition
[2025-05-31 15:09:33] [INFO ] Flatten gal took : 15 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph1728884024428328285.txt' '-o' '/tmp/graph1728884024428328285.bin' '-w' '/tmp/graph1728884024428328285.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1728884024428328285.bin' '-l' '-1' '-v' '-w' '/tmp/graph1728884024428328285.weights' '-q' '0' '-e' '0.001'
[2025-05-31 15:09:34] [INFO ] Decomposing Gal with order
[2025-05-31 15:09:34] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-05-31 15:09:34] [INFO ] Removed a total of 50 redundant transitions.
[2025-05-31 15:09:34] [INFO ] Flatten gal took : 31 ms
[2025-05-31 15:09:34] [INFO ] Fuse similar labels procedure discarded/fused a total of 21 labels/synchronizations in 6 ms.
[2025-05-31 15:09:34] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12370985044845584955.gal : 15 ms
[2025-05-31 15:09:34] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6689127345104532886.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12370985044845584955.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6689127345104532886.prop' '--nowitness'
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality6689127345104532886.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 132
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :132 after 16820
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :50736 after 497472
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :497472 after 1.1067e+09
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1.1067e+09 after 2.32444e+09
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.32444e+09 after 4.4555e+09
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,6.82025e+12,1.01873,34704,2928,1233,74632,4122,325,80814,211,22242,0
Total reachable state count : 6820252803815
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
MAX0,6.69696e+06,1.02202,34832,87,160,74632,4122,325,80814,213,22242,0
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
MIN0,6.69696e+06,1.02312,34960,87,160,74632,4122,328,80814,214,22242,0
Over-approximation ignoring read arcs solved -2 properties in 16808 ms.
FORMULA DES-PT-20b-UpperBounds-05 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 214741 ms.
BK_STOP 1748704175272
--------------------
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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /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-20b"
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 2-5832"
echo " Executing tool itstools"
echo " Input is DES-PT-20b, 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 r058-smll-174854063900309"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-20b.tgz
mv DES-PT-20b 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 ;