About the Execution of ITS-Tools for DES-PT-50b
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 1003969.00 | 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-174854064000357.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-50b, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r058-smll-174854064000357
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 6.4K 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 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K 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 3.5K 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 18K 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 139K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 50K 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 127K 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-50b-UpperBounds-00
FORMULA_NAME DES-PT-50b-UpperBounds-01
FORMULA_NAME DES-PT-50b-UpperBounds-02
FORMULA_NAME DES-PT-50b-UpperBounds-03
FORMULA_NAME DES-PT-50b-UpperBounds-04
FORMULA_NAME DES-PT-50b-UpperBounds-05
FORMULA_NAME DES-PT-50b-UpperBounds-06
FORMULA_NAME DES-PT-50b-UpperBounds-07
FORMULA_NAME DES-PT-50b-UpperBounds-08
FORMULA_NAME DES-PT-50b-UpperBounds-09
FORMULA_NAME DES-PT-50b-UpperBounds-10
FORMULA_NAME DES-PT-50b-UpperBounds-11
FORMULA_NAME DES-PT-50b-UpperBounds-12
FORMULA_NAME DES-PT-50b-UpperBounds-13
FORMULA_NAME DES-PT-50b-UpperBounds-14
FORMULA_NAME DES-PT-50b-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748749873516
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-50b
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-01 03:51:16] [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]
[2025-06-01 03:51:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 03:51:16] [INFO ] Load time of PNML (sax parser for PT used): 203 ms
[2025-06-01 03:51:16] [INFO ] Transformed 479 places.
[2025-06-01 03:51:16] [INFO ] Transformed 430 transitions.
[2025-06-01 03:51:16] [INFO ] Found NUPN structural information;
[2025-06-01 03:51:16] [INFO ] Parsed PT model containing 479 places and 430 transitions and 1463 arcs in 422 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 430 rows 479 cols
[2025-06-01 03:51:16] [INFO ] Computed 65 invariants in 69 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 110 ms. (90 steps per ms)
FORMULA DES-PT-50b-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-50b-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-50b-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-50b-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-50b-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-50b-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-50b-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA DES-PT-50b-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80008 steps (93 resets) in 196 ms. (406 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
[2025-06-01 03:51:17] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:17] [INFO ] [Real]Absence check using 40 positive place invariants in 60 ms returned sat
[2025-06-01 03:51:17] [INFO ] [Real]Absence check using 40 positive and 25 generalized place invariants in 49 ms returned sat
[2025-06-01 03:51:18] [INFO ] [Real]Absence check using state equation in 585 ms returned sat
[2025-06-01 03:51:18] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:19] [INFO ] [Nat]Absence check using 40 positive place invariants in 52 ms returned sat
[2025-06-01 03:51:19] [INFO ] [Nat]Absence check using 40 positive and 25 generalized place invariants in 70 ms returned sat
[2025-06-01 03:51:19] [INFO ] [Nat]Absence check using state equation in 606 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:20] [INFO ] Deduced a trap composed of 9 places in 354 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:20] [INFO ] Deduced a trap composed of 13 places in 308 ms of which 36 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:20] [INFO ] Deduced a trap composed of 14 places in 234 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:21] [INFO ] Deduced a trap composed of 16 places in 233 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:21] [INFO ] Deduced a trap composed of 17 places in 217 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:21] [INFO ] Deduced a trap composed of 18 places in 198 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:21] [INFO ] Deduced a trap composed of 19 places in 175 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:22] [INFO ] Deduced a trap composed of 20 places in 202 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:22] [INFO ] Deduced a trap composed of 30 places in 129 ms of which 12 ms to minimize.
[2025-06-01 03:51:22] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 2454 ms
[2025-06-01 03:51:22] [INFO ] Computed and/alt/rep : 424/923/424 causal constraints (skipped 5 transitions) in 90 ms.
2timeout
^^^^^^^^
(error "Invalid token: 2timeout")
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:24] [INFO ] [Real]Absence check using 40 positive place invariants in 43 ms returned sat
[2025-06-01 03:51:24] [INFO ] [Real]Absence check using 40 positive and 25 generalized place invariants in 63 ms returned sat
[2025-06-01 03:51:24] [INFO ] [Real]Absence check using state equation in 518 ms returned sat
[2025-06-01 03:51:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:25] [INFO ] [Nat]Absence check using 40 positive place invariants in 45 ms returned sat
[2025-06-01 03:51:25] [INFO ] [Nat]Absence check using 40 positive and 25 generalized place invariants in 70 ms returned sat
[2025-06-01 03:51:25] [INFO ] [Nat]Absence check using state equation in 522 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:26] [INFO ] Deduced a trap composed of 7 places in 466 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:26] [INFO ] Deduced a trap composed of 9 places in 437 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:27] [INFO ] Deduced a trap composed of 13 places in 518 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:27] [INFO ] Deduced a trap composed of 17 places in 324 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:28] [INFO ] Deduced a trap composed of 34 places in 268 ms of which 26 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:28] [INFO ] Deduced a trap composed of 36 places in 258 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:28] [INFO ] Deduced a trap composed of 37 places in 243 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:28] [INFO ] Deduced a trap composed of 38 places in 253 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:29] [INFO ] Deduced a trap composed of 39 places in 232 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:29] [INFO ] Deduced a trap composed of 40 places in 218 ms of which 21 ms to minimize.
[2025-06-01 03:51:29] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 3649 ms
[2025-06-01 03:51:29] [INFO ] Computed and/alt/rep : 424/923/424 causal constraints (skipped 5 transitions) in 60 ms.
[2025-06-01 03:51:30] [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 1
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.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
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)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:30] [INFO ] [Real]Absence check using 40 positive place invariants in 41 ms returned sat
[2025-06-01 03:51:30] [INFO ] [Real]Absence check using 40 positive and 25 generalized place invariants in 56 ms returned sat
[2025-06-01 03:51:30] [INFO ] [Real]Absence check using state equation in 624 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:31] [INFO ] Deduced a trap composed of 8 places in 123 ms of which 9 ms to minimize.
[2025-06-01 03:51:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:31] [INFO ] [Nat]Absence check using 40 positive place invariants in 34 ms returned sat
[2025-06-01 03:51:31] [INFO ] [Nat]Absence check using 40 positive and 25 generalized place invariants in 61 ms returned sat
[2025-06-01 03:51:32] [INFO ] [Nat]Absence check using state equation in 557 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:32] [INFO ] Deduced a trap composed of 8 places in 333 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:32] [INFO ] Deduced a trap composed of 12 places in 205 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:32] [INFO ] Deduced a trap composed of 9 places in 157 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:32] [INFO ] Deduced a trap composed of 13 places in 154 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:33] [INFO ] Deduced a trap composed of 10 places in 205 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:33] [INFO ] Deduced a trap composed of 14 places in 261 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:33] [INFO ] Deduced a trap composed of 14 places in 145 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:33] [INFO ] Deduced a trap composed of 14 places in 156 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:34] [INFO ] Deduced a trap composed of 15 places in 182 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:34] [INFO ] Deduced a trap composed of 22 places in 179 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:34] [INFO ] Deduced a trap composed of 34 places in 163 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:34] [INFO ] Deduced a trap composed of 15 places in 181 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:34] [INFO ] Deduced a trap composed of 35 places in 135 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:35] [INFO ] Deduced a trap composed of 16 places in 179 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:35] [INFO ] Deduced a trap composed of 36 places in 195 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:35] [INFO ] Deduced a trap composed of 17 places in 153 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:35] [INFO ] Deduced a trap composed of 18 places in 150 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:35] [INFO ] Deduced a trap composed of 19 places in 145 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:35] [INFO ] Deduced a trap composed of 20 places in 139 ms of which 12 ms to minimize.
[2025-06-01 03:51:35] [INFO ] Trap strengthening (SAT) tested/added 20/19 trap constraints in 3972 ms
[2025-06-01 03:51:36] [INFO ] Computed and/alt/rep : 424/923/424 causal constraints (skipped 5 transitions) in 30 ms.
[2025-06-01 03:51:36] [INFO ] Added : 5 causal constraints over 1 iterations in 225 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:36] [INFO ] [Real]Absence check using 40 positive place invariants in 46 ms returned sat
[2025-06-01 03:51:36] [INFO ] [Real]Absence check using 40 positive and 25 generalized place invariants in 66 ms returned sat
[2025-06-01 03:51:36] [INFO ] [Real]Absence check using state equation in 406 ms returned sat
[2025-06-01 03:51:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:37] [INFO ] [Nat]Absence check using 40 positive place invariants in 41 ms returned sat
[2025-06-01 03:51:37] [INFO ] [Nat]Absence check using 40 positive and 25 generalized place invariants in 40 ms returned sat
[2025-06-01 03:51:37] [INFO ] [Nat]Absence check using state equation in 294 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:37] [INFO ] Deduced a trap composed of 10 places in 326 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:38] [INFO ] Deduced a trap composed of 12 places in 316 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:38] [INFO ] Deduced a trap composed of 12 places in 196 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:38] [INFO ] Deduced a trap composed of 17 places in 323 ms of which 30 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:39] [INFO ] Deduced a trap composed of 17 places in 296 ms of which 27 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:39] [INFO ] Deduced a trap composed of 18 places in 227 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:39] [INFO ] Deduced a trap composed of 18 places in 206 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:39] [INFO ] Deduced a trap composed of 19 places in 197 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:40] [INFO ] Deduced a trap composed of 20 places in 203 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:40] [INFO ] Deduced a trap composed of 21 places in 198 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:40] [INFO ] Deduced a trap composed of 22 places in 192 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:40] [INFO ] Deduced a trap composed of 23 places in 187 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:40] [INFO ] Deduced a trap composed of 42 places in 155 ms of which 14 ms to minimize.
[2025-06-01 03:51:40] [INFO ] Trap strengthening (SAT) tested/added 14/13 trap constraints in 3407 ms
[2025-06-01 03:51:41] [INFO ] Computed and/alt/rep : 424/923/424 causal constraints (skipped 5 transitions) in 46 ms.
Maximisation of solution failed !
Minimization took 0 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:42] [INFO ] [Real]Absence check using 40 positive place invariants in 40 ms returned sat
[2025-06-01 03:51:42] [INFO ] [Real]Absence check using 40 positive and 25 generalized place invariants in 58 ms returned sat
[2025-06-01 03:51:42] [INFO ] [Real]Absence check using state equation in 457 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:43] [INFO ] Deduced a trap composed of 8 places in 283 ms of which 15 ms to minimize.
[2025-06-01 03:51:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:43] [INFO ] [Nat]Absence check using 40 positive place invariants in 25 ms returned sat
[2025-06-01 03:51:43] [INFO ] [Nat]Absence check using 40 positive and 25 generalized place invariants in 36 ms returned sat
[2025-06-01 03:51:43] [INFO ] [Nat]Absence check using state equation in 308 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:43] [INFO ] Deduced a trap composed of 8 places in 229 ms of which 16 ms to minimize.
[2025-06-01 03:51:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 272 ms
[2025-06-01 03:51:43] [INFO ] Computed and/alt/rep : 424/923/424 causal constraints (skipped 5 transitions) in 37 ms.
[2025-06-01 03:51:48] [INFO ] Added : 230 causal constraints over 46 iterations in 4150 ms. Result :sat
Minimization took 87 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:48] [INFO ] [Real]Absence check using 40 positive place invariants in 41 ms returned sat
[2025-06-01 03:51:48] [INFO ] [Real]Absence check using 40 positive and 25 generalized place invariants in 63 ms returned sat
[2025-06-01 03:51:49] [INFO ] [Real]Absence check using state equation in 548 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:49] [INFO ] Deduced a trap composed of 8 places in 364 ms of which 25 ms to minimize.
[2025-06-01 03:51:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:49] [INFO ] [Nat]Absence check using 40 positive place invariants in 41 ms returned sat
[2025-06-01 03:51:49] [INFO ] [Nat]Absence check using 40 positive and 25 generalized place invariants in 63 ms returned sat
[2025-06-01 03:51:50] [INFO ] [Nat]Absence check using state equation in 494 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:50] [INFO ] Deduced a trap composed of 8 places in 327 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:50] [INFO ] Deduced a trap composed of 12 places in 314 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:51] [INFO ] Deduced a trap composed of 14 places in 302 ms of which 22 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:51] [INFO ] Deduced a trap composed of 22 places in 312 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:51] [INFO ] Deduced a trap composed of 27 places in 297 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:52] [INFO ] Deduced a trap composed of 15 places in 338 ms of which 35 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:52] [INFO ] Deduced a trap composed of 28 places in 338 ms of which 37 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:52] [INFO ] Deduced a trap composed of 16 places in 280 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:53] [INFO ] Deduced a trap composed of 17 places in 402 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:53] [INFO ] Deduced a trap composed of 18 places in 475 ms of which 42 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:54] [INFO ] Deduced a trap composed of 19 places in 464 ms of which 45 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:54] [INFO ] Deduced a trap composed of 20 places in 456 ms of which 46 ms to minimize.
[2025-06-01 03:51:54] [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 5
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.verifyPossible(DeadlockTester.java:871)
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)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:55] [INFO ] [Real]Absence check using 40 positive place invariants in 47 ms returned sat
[2025-06-01 03:51:55] [INFO ] [Real]Absence check using 40 positive and 25 generalized place invariants in 62 ms returned sat
[2025-06-01 03:51:55] [INFO ] [Real]Absence check using state equation in 477 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:56] [INFO ] Deduced a trap composed of 22 places in 459 ms of which 49 ms to minimize.
[2025-06-01 03:51:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:51:56] [INFO ] [Nat]Absence check using 40 positive place invariants in 49 ms returned sat
[2025-06-01 03:51:56] [INFO ] [Nat]Absence check using 40 positive and 25 generalized place invariants in 68 ms returned sat
[2025-06-01 03:51:56] [INFO ] [Nat]Absence check using state equation in 374 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:57] [INFO ] Deduced a trap composed of 14 places in 197 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:57] [INFO ] Deduced a trap composed of 18 places in 180 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:57] [INFO ] Deduced a trap composed of 16 places in 189 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:57] [INFO ] Deduced a trap composed of 20 places in 188 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:58] [INFO ] Deduced a trap composed of 17 places in 191 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:58] [INFO ] Deduced a trap composed of 18 places in 209 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:58] [INFO ] Deduced a trap composed of 19 places in 198 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:51:58] [INFO ] Deduced a trap composed of 20 places in 214 ms of which 16 ms to minimize.
[2025-06-01 03:51:58] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 1864 ms
[2025-06-01 03:51:58] [INFO ] Computed and/alt/rep : 424/923/424 causal constraints (skipped 5 transitions) in 51 ms.
[2025-06-01 03:52:01] [INFO ] Added : 215 causal constraints over 43 iterations in 2455 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:52:01] [INFO ] [Real]Absence check using 40 positive place invariants in 38 ms returned sat
[2025-06-01 03:52:01] [INFO ] [Real]Absence check using 40 positive and 25 generalized place invariants in 59 ms returned sat
[2025-06-01 03:52:01] [INFO ] [Real]Absence check using state equation in 358 ms returned sat
[2025-06-01 03:52:01] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:52:02] [INFO ] [Nat]Absence check using 40 positive place invariants in 28 ms returned sat
[2025-06-01 03:52:02] [INFO ] [Nat]Absence check using 40 positive and 25 generalized place invariants in 41 ms returned sat
[2025-06-01 03:52:02] [INFO ] [Nat]Absence check using state equation in 321 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:02] [INFO ] Deduced a trap composed of 9 places in 233 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:02] [INFO ] Deduced a trap composed of 34 places in 252 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:03] [INFO ] Deduced a trap composed of 35 places in 318 ms of which 48 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:03] [INFO ] Deduced a trap composed of 36 places in 376 ms of which 32 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:03] [INFO ] Deduced a trap composed of 37 places in 231 ms of which 31 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:04] [INFO ] Deduced a trap composed of 38 places in 205 ms of which 33 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:04] [INFO ] Deduced a trap composed of 39 places in 360 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:04] [INFO ] Deduced a trap composed of 40 places in 341 ms of which 41 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:05] [INFO ] Deduced a trap composed of 59 places in 358 ms of which 62 ms to minimize.
[2025-06-01 03:52:05] [INFO ] Trap strengthening (SAT) tested/added 10/9 trap constraints in 2915 ms
[2025-06-01 03:52:05] [INFO ] Computed and/alt/rep : 424/923/424 causal constraints (skipped 5 transitions) in 35 ms.
[2025-06-01 03:52:06] [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 7
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.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
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, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Support contains 8 out of 479 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 479/479 places, 430/430 transitions.
Graph (complete) has 1098 edges and 479 vertex of which 472 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.5 ms
Discarding 7 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 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 472 transition count 403
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 45 place count 451 transition count 403
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 451 transition count 394
Deduced a syphon composed of 9 places in 4 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 63 place count 442 transition count 394
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 82 place count 423 transition count 375
Iterating global reduction 2 with 19 rules applied. Total rules applied 101 place count 423 transition count 375
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 423 transition count 374
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 103 place count 422 transition count 374
Discarding 15 places :
Symmetric choice reduction at 2 with 15 rule applications. Total rules 118 place count 407 transition count 359
Iterating global reduction 2 with 15 rules applied. Total rules applied 133 place count 407 transition count 359
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 407 transition count 344
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 405 transition count 343
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 405 transition count 340
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 402 transition count 340
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 325 transition count 263
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 4 with 4 rules applied. Total rules applied 315 place count 323 transition count 265
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 4 with 1 rules applied. Total rules applied 316 place count 323 transition count 264
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 317 place count 322 transition count 264
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 318 place count 321 transition count 263
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 319 place count 320 transition count 263
Applied a total of 319 rules in 391 ms. Remains 320 /479 variables (removed 159) and now considering 263/430 (removed 167) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 406 ms. Remains : 320/479 places, 263/430 transitions.
// Phase 1: matrix 263 rows 320 cols
[2025-06-01 03:52:10] [INFO ] Computed 63 invariants in 26 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (47946 resets) in 2362 ms. (423 steps per ms)
BEST_FIRST walk for 8000006 steps (72726 resets) in 8399 ms. (952 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
[2025-06-01 03:52:21] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:21] [INFO ] [Real]Absence check using 35 positive place invariants in 21 ms returned sat
[2025-06-01 03:52:21] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 38 ms returned sat
[2025-06-01 03:52:21] [INFO ] [Real]Absence check using state equation in 319 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:21] [INFO ] Deduced a trap composed of 5 places in 89 ms of which 5 ms to minimize.
[2025-06-01 03:52:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:21] [INFO ] [Nat]Absence check using 35 positive place invariants in 19 ms returned sat
[2025-06-01 03:52:21] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 43 ms returned sat
[2025-06-01 03:52:22] [INFO ] [Nat]Absence check using state equation in 311 ms returned sat
[2025-06-01 03:52:22] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 30 ms.
[2025-06-01 03:52:25] [INFO ] Added : 197 causal constraints over 40 iterations in 3256 ms. Result :sat
Minimization took 302 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:25] [INFO ] [Real]Absence check using 35 positive place invariants in 20 ms returned sat
[2025-06-01 03:52:25] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 44 ms returned sat
[2025-06-01 03:52:26] [INFO ] [Real]Absence check using state equation in 290 ms returned sat
[2025-06-01 03:52:26] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:26] [INFO ] [Nat]Absence check using 35 positive place invariants in 19 ms returned sat
[2025-06-01 03:52:26] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 44 ms returned sat
[2025-06-01 03:52:26] [INFO ] [Nat]Absence check using state equation in 256 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:52:26] [INFO ] Deduced a trap composed of 5 places in 36 ms of which 3 ms to minimize.
[2025-06-01 03:52:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2025-06-01 03:52:26] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 28 ms.
[2025-06-01 03:52:27] [INFO ] Added : 123 causal constraints over 25 iterations in 985 ms. Result :sat
Minimization took 277 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:28] [INFO ] [Real]Absence check using 35 positive place invariants in 20 ms returned sat
[2025-06-01 03:52:28] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 48 ms returned sat
[2025-06-01 03:52:28] [INFO ] [Real]Absence check using state equation in 355 ms returned sat
[2025-06-01 03:52:28] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 32 ms.
[2025-06-01 03:52:28] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:28] [INFO ] [Nat]Absence check using 35 positive place invariants in 19 ms returned sat
[2025-06-01 03:52:28] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 39 ms returned sat
[2025-06-01 03:52:29] [INFO ] [Nat]Absence check using state equation in 372 ms returned sat
[2025-06-01 03:52:29] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 40 ms.
[2025-06-01 03:52:32] [INFO ] Added : 244 causal constraints over 49 iterations in 3526 ms. Result :sat
Minimization took 255 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:33] [INFO ] [Real]Absence check using 35 positive place invariants in 18 ms returned sat
[2025-06-01 03:52:33] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 44 ms returned sat
[2025-06-01 03:52:33] [INFO ] [Real]Absence check using state equation in 230 ms returned sat
[2025-06-01 03:52:33] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:33] [INFO ] [Nat]Absence check using 35 positive place invariants in 18 ms returned sat
[2025-06-01 03:52:33] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 39 ms returned sat
[2025-06-01 03:52:33] [INFO ] [Nat]Absence check using state equation in 226 ms returned sat
[2025-06-01 03:52:33] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 32 ms.
[2025-06-01 03:52:34] [INFO ] Added : 67 causal constraints over 14 iterations in 589 ms. Result :sat
Minimization took 272 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:34] [INFO ] [Real]Absence check using 35 positive place invariants in 16 ms returned sat
[2025-06-01 03:52:34] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 31 ms returned sat
[2025-06-01 03:52:35] [INFO ] [Real]Absence check using state equation in 226 ms returned sat
[2025-06-01 03:52:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:35] [INFO ] [Nat]Absence check using 35 positive place invariants in 14 ms returned sat
[2025-06-01 03:52:35] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 29 ms returned sat
[2025-06-01 03:52:35] [INFO ] [Nat]Absence check using state equation in 212 ms returned sat
[2025-06-01 03:52:35] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 26 ms.
[2025-06-01 03:52:36] [INFO ] Added : 74 causal constraints over 15 iterations in 466 ms. Result :sat
Minimization took 189 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:36] [INFO ] [Real]Absence check using 35 positive place invariants in 14 ms returned sat
[2025-06-01 03:52:36] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 29 ms returned sat
[2025-06-01 03:52:36] [INFO ] [Real]Absence check using state equation in 249 ms returned sat
[2025-06-01 03:52:36] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:36] [INFO ] [Nat]Absence check using 35 positive place invariants in 19 ms returned sat
[2025-06-01 03:52:36] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 42 ms returned sat
[2025-06-01 03:52:37] [INFO ] [Nat]Absence check using state equation in 287 ms returned sat
[2025-06-01 03:52:37] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 31 ms.
[2025-06-01 03:52:38] [INFO ] Added : 134 causal constraints over 27 iterations in 1203 ms. Result :sat
Minimization took 311 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:38] [INFO ] [Real]Absence check using 35 positive place invariants in 21 ms returned sat
[2025-06-01 03:52:38] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 44 ms returned sat
[2025-06-01 03:52:39] [INFO ] [Real]Absence check using state equation in 309 ms returned sat
[2025-06-01 03:52:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:39] [INFO ] [Nat]Absence check using 35 positive place invariants in 17 ms returned sat
[2025-06-01 03:52:39] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 40 ms returned sat
[2025-06-01 03:52:39] [INFO ] [Nat]Absence check using state equation in 273 ms returned sat
[2025-06-01 03:52:39] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 26 ms.
[2025-06-01 03:52:40] [INFO ] Added : 90 causal constraints over 18 iterations in 609 ms. Result :sat
Minimization took 259 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:40] [INFO ] [Real]Absence check using 35 positive place invariants in 15 ms returned sat
[2025-06-01 03:52:40] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 30 ms returned sat
[2025-06-01 03:52:40] [INFO ] [Real]Absence check using state equation in 218 ms returned sat
[2025-06-01 03:52:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:52:41] [INFO ] [Nat]Absence check using 35 positive place invariants in 18 ms returned sat
[2025-06-01 03:52:41] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 42 ms returned sat
[2025-06-01 03:52:41] [INFO ] [Nat]Absence check using state equation in 267 ms returned sat
[2025-06-01 03:52:41] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 29 ms.
[2025-06-01 03:52:42] [INFO ] Added : 111 causal constraints over 23 iterations in 1109 ms. Result :sat
Minimization took 280 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Support contains 8 out of 320 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 263/263 transitions.
Applied a total of 0 rules in 24 ms. Remains 320 /320 variables (removed 0) and now considering 263/263 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 320/320 places, 263/263 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 263/263 transitions.
Applied a total of 0 rules in 19 ms. Remains 320 /320 variables (removed 0) and now considering 263/263 (removed 0) transitions.
[2025-06-01 03:52:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:52:46] [INFO ] Implicit Places using invariants in 691 ms returned []
[2025-06-01 03:52:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:52:47] [INFO ] Implicit Places using invariants and state equation in 1652 ms returned []
Implicit Place search using SMT with State Equation took 2382 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:52:47] [INFO ] Redundant transitions in 27 ms returned []
Running 260 sub problems to find dead transitions.
[2025-06-01 03:52:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/317 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/317 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/317 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 260 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 3/320 variables, 11/63 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/320 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 5 (OVERLAPS) 263/583 variables, 320/383 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:53:01] [INFO ] Deduced a trap composed of 13 places in 257 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:53:02] [INFO ] Deduced a trap composed of 18 places in 222 ms of which 22 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/583 variables, 2/385 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:53:08] [INFO ] Deduced a trap composed of 10 places in 183 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:53:09] [INFO ] Deduced a trap composed of 5 places in 74 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:53:10] [INFO ] Deduced a trap composed of 15 places in 145 ms of which 16 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/583 variables, 3/388 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 583/583 variables, and 388 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30044 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/317 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/317 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/317 variables, 5/57 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/317 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 4 (OVERLAPS) 3/320 variables, 11/68 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/320 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 6 (OVERLAPS) 263/583 variables, 320/388 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/583 variables, 260/648 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 583/583 variables, and 648 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30023 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60549ms problems are : Problem set: 0 solved, 260 unsolved
Search for dead transitions found 0 dead transitions in 60574ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63049 ms. Remains : 320/320 places, 263/263 transitions.
RANDOM walk for 40000 steps (1895 resets) in 1151 ms. (34 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (33 resets) in 27 ms. (143 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (40 resets) in 45 ms. (87 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (33 resets) in 27 ms. (142 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (37 resets) in 52 ms. (75 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (39 resets) in 50 ms. (78 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (37 resets) in 61 ms. (64 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4004 steps (36 resets) in 42 ms. (93 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (42 resets) in 28 ms. (138 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (36 resets) in 30 ms. (129 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (31 resets) in 30 ms. (129 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (31 resets) in 45 ms. (87 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (41 resets) in 19 ms. (200 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (40 resets) in 13 ms. (285 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (37 resets) in 19 ms. (200 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4003 steps (35 resets) in 15 ms. (250 steps per ms) remains 16/16 properties
BEST_FIRST walk for 4002 steps (36 resets) in 22 ms. (174 steps per ms) remains 16/16 properties
[2025-06-01 03:53:49] [INFO ] Flatten gal took : 230 ms
[2025-06-01 03:53:49] [INFO ] Flatten gal took : 135 ms
[2025-06-01 03:53:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality8965419321480895531.gal : 46 ms
[2025-06-01 03:53:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7049583634639919328.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/ReachabilityCardinality8965419321480895531.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7049583634639919328.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 ...328
Loading property file /tmp/ReachabilityCardinality7049583634639919328.prop.
SDD proceeding with computation,16 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,16 properties remain. new max is 8
SDD size :2 after 4
SDD proceeding with computation,16 properties remain. new max is 16
SDD size :4 after 32
SDD proceeding with computation,16 properties remain. new max is 32
SDD size :32 after 36
SDD proceeding with computation,16 properties remain. new max is 64
SDD size :36 after 58
SDD proceeding with computation,16 properties remain. new max is 128
SDD size :58 after 1240
SDD proceeding with computation,16 properties remain. new max is 256
SDD size :1240 after 2044
SDD proceeding with computation,16 properties remain. new max is 512
SDD size :2044 after 8104
SDD proceeding with computation,16 properties remain. new max is 1024
SDD size :8104 after 85336
SDD proceeding with computation,16 properties remain. new max is 2048
SDD size :197648 after 264832
SDD proceeding with computation,16 properties remain. new max is 4096
SDD size :264832 after 629648
SDD proceeding with computation,16 properties remain. new max is 8192
SDD size :1.84298e+06 after 2.00111e+09
Interrupted probabilistic random walk after 306989 steps, run timeout after 3001 ms. (steps per millisecond=102 ) properties seen :8 out of 16
Probabilistic random walk after 306989 steps, saw 78242 distinct states, run finished after 3009 ms. (steps per millisecond=102 ) properties seen :8
[2025-06-01 03:53:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 186/190 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/190 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/225 variables, 23/33 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 76/301 variables, 18/51 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/301 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 7/308 variables, 7/58 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/308 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 259/567 variables, 308/366 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/567 variables, 0/366 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 14/581 variables, 10/376 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,16 properties remain. new max is 16384
SDD size :2.00111e+09 after 2.089e+09
At refinement iteration 12 (INCLUDED_ONLY) 0/581 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:53:53] [INFO ] Deduced a trap composed of 10 places in 175 ms of which 7 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/581 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/581 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 2/583 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/583 variables, 2/384 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/583 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (OVERLAPS) 0/583 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 583/583 variables, and 384 constraints, problems are : Problem set: 0 solved, 8 unsolved in 4084 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
SDD proceeding with computation,16 properties remain. new max is 32768
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
SDD size :2.335e+09 after 2.79672e+09
At refinement iteration 1 (OVERLAPS) 186/190 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/190 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 35/225 variables, 23/33 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:53:56] [INFO ] Deduced a trap composed of 13 places in 41 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/225 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/225 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 76/301 variables, 18/53 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 7/308 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/308 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 259/567 variables, 308/368 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/567 variables, 8/376 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/567 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (OVERLAPS) 14/581 variables, 10/386 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/581 variables, 4/390 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/581 variables, 0/390 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 2/583 variables, 1/391 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/583 variables, 2/393 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/583 variables, 0/393 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 20 (OVERLAPS) 0/583 variables, 0/393 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 583/583 variables, and 393 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5008 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9104ms problems are : Problem set: 0 solved, 8 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 4 out of 320 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 263/263 transitions.
Applied a total of 0 rules in 36 ms. Remains 320 /320 variables (removed 0) and now considering 263/263 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 36 ms. Remains : 320/320 places, 263/263 transitions.
RANDOM walk for 40000 steps (1910 resets) in 399 ms. (100 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (336 resets) in 187 ms. (212 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (385 resets) in 150 ms. (264 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (365 resets) in 113 ms. (350 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (383 resets) in 116 ms. (341 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (368 resets) in 117 ms. (339 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (384 resets) in 129 ms. (307 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40000 steps (354 resets) in 176 ms. (225 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40003 steps (362 resets) in 153 ms. (259 steps per ms) remains 8/8 properties
SDD proceeding with computation,16 properties remain. new max is 65536
SDD size :2.85325e+09 after 2.29388e+10
Interrupted probabilistic random walk after 369614 steps, run timeout after 3001 ms. (steps per millisecond=123 ) properties seen :0 out of 8
Probabilistic random walk after 369614 steps, saw 93754 distinct states, run finished after 3001 ms. (steps per millisecond=123 ) properties seen :0
[2025-06-01 03:54:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 186/190 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/190 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 35/225 variables, 23/33 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 5 (OVERLAPS) 76/301 variables, 18/51 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/301 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 7/308 variables, 7/58 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/308 variables, 0/58 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 259/567 variables, 308/366 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/567 variables, 0/366 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 14/581 variables, 10/376 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/581 variables, 4/380 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:54:06] [INFO ] Deduced a trap composed of 10 places in 117 ms of which 7 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/581 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/581 variables, 0/381 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (OVERLAPS) 2/583 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/583 variables, 2/384 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/583 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (OVERLAPS) 0/583 variables, 0/384 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Real declared 583/583 variables, and 384 constraints, problems are : Problem set: 0 solved, 8 unsolved in 3944 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 186/190 variables, 10/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/190 variables, 0/10 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 3 (OVERLAPS) 35/225 variables, 23/33 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/225 variables, 1/34 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:54:08] [INFO ] Deduced a trap composed of 13 places in 43 ms of which 3 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/225 variables, 1/35 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/225 variables, 0/35 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 7 (OVERLAPS) 76/301 variables, 18/53 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/301 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 9 (OVERLAPS) 7/308 variables, 7/60 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/308 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 11 (OVERLAPS) 259/567 variables, 308/368 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/567 variables, 8/376 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/567 variables, 0/376 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 14 (OVERLAPS) 14/581 variables, 10/386 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/581 variables, 4/390 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/581 variables, 0/390 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 17 (OVERLAPS) 2/583 variables, 1/391 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/583 variables, 2/393 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/583 variables, 0/393 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 20 (OVERLAPS) 0/583 variables, 0/393 constraints. Problems are: Problem set: 0 solved, 8 unsolved
No progress, stopping.
After SMT solving in domain Int declared 583/583 variables, and 393 constraints, problems are : Problem set: 0 solved, 8 unsolved in 5221 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 9175ms problems are : Problem set: 0 solved, 8 unsolved
Fused 8 Parikh solutions to 4 different solutions.
Invariant property MIN3 does not hold.
Reachability property MAX3 is true.
SDD proceeding with computation,14 properties remain. new max is 65536
SDD size :2.67828e+10 after 9.15915e+10
Parikh walk visited 0 properties in 15090 ms.
Support contains 4 out of 320 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 263/263 transitions.
Applied a total of 0 rules in 19 ms. Remains 320 /320 variables (removed 0) and now considering 263/263 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 320/320 places, 263/263 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 263/263 transitions.
Applied a total of 0 rules in 12 ms. Remains 320 /320 variables (removed 0) and now considering 263/263 (removed 0) transitions.
[2025-06-01 03:54:28] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:54:29] [INFO ] Implicit Places using invariants in 340 ms returned []
[2025-06-01 03:54:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
SDD proceeding with computation,14 properties remain. new max is 131072
SDD size :1.01254e+11 after 2.31171e+11
[2025-06-01 03:54:30] [INFO ] Implicit Places using invariants and state equation in 1283 ms returned []
Implicit Place search using SMT with State Equation took 1638 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:54:30] [INFO ] Redundant transitions in 5 ms returned []
Running 260 sub problems to find dead transitions.
[2025-06-01 03:54:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/317 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/317 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/317 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 260 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 3/320 variables, 11/63 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/320 variables, 0/63 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 5 (OVERLAPS) 263/583 variables, 320/383 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
Detected timeout of ITS tools.
[2025-06-01 03:54:39] [INFO ] Deduced a trap composed of 13 places in 149 ms of which 17 ms to minimize.
[2025-06-01 03:54:39] [INFO ] Flatten gal took : 42 ms
[2025-06-01 03:54:39] [INFO ] Applying decomposition
[2025-06-01 03:54:39] [INFO ] Flatten gal took : 35 ms
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:54:39] [INFO ] Deduced a trap composed of 18 places in 156 ms of which 14 ms to minimize.
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/graph16901947885170254342.txt' '-o' '/tmp/graph16901947885170254342.bin' '-w' '/tmp/graph16901947885170254342.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16901947885170254342.bin' '-l' '-1' '-v' '-w' '/tmp/graph16901947885170254342.weights' '-q' '0' '-e' '0.001'
[2025-06-01 03:54:40] [INFO ] Decomposing Gal with order
[2025-06-01 03:54:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 03:54:40] [INFO ] Removed a total of 47 redundant transitions.
[2025-06-01 03:54:40] [INFO ] Flatten gal took : 130 ms
[2025-06-01 03:54:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 22 labels/synchronizations in 18 ms.
[2025-06-01 03:54:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1482976522536066918.gal : 9 ms
[2025-06-01 03:54:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5829392714482365572.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/ReachabilityCardinality1482976522536066918.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5829392714482365572.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/ReachabilityCardinality5829392714482365572.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :2 after 14
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :14 after 2066
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :2066 after 2066
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :2066 after 34360
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :50736 after 3.39322e+09
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :3.39322e+09 after 5.82871e+09
SDD proceeding with computation,8 properties remain. new max is 512
SDD size :5.82871e+09 after 9.17751e+09
SDD proceeding with computation,8 properties remain. new max is 1024
SDD size :9.17751e+09 after 5.36544e+10
At refinement iteration 6 (INCLUDED_ONLY) 0/583 variables, 2/385 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:54:45] [INFO ] Deduced a trap composed of 10 places in 118 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:54:46] [INFO ] Deduced a trap composed of 5 places in 56 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:54:46] [INFO ] Deduced a trap composed of 15 places in 105 ms of which 10 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/583 variables, 3/388 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/583 variables, 0/388 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 583/583 variables, and 388 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 260 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/317 variables, 35/35 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/317 variables, 17/52 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/317 variables, 5/57 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/317 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 4 (OVERLAPS) 3/320 variables, 11/68 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/320 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 260 unsolved
At refinement iteration 6 (OVERLAPS) 263/583 variables, 320/388 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Detected timeout of ITS tools.
At refinement iteration 7 (INCLUDED_ONLY) 0/583 variables, 260/648 constraints. Problems are: Problem set: 0 solved, 260 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 583/583 variables, and 648 constraints, problems are : Problem set: 0 solved, 260 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 28/28 constraints, State Equation: 320/320 constraints, PredecessorRefiner: 260/260 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60184ms problems are : Problem set: 0 solved, 260 unsolved
Search for dead transitions found 0 dead transitions in 60191ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61858 ms. Remains : 320/320 places, 263/263 transitions.
FORMULA DES-PT-50b-UpperBounds-14 1 TECHNIQUES REACHABILITY_MAX
FORMULA DES-PT-50b-UpperBounds-08 1 TECHNIQUES REACHABILITY_MAX
FORMULA DES-PT-50b-UpperBounds-04 1 TECHNIQUES REACHABILITY_MAX
FORMULA DES-PT-50b-UpperBounds-03 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 4 queries.) : Max Seen:[0, 0, 0, 0] Max Struct:[1, 1, 1, 1]
Starting property specific reduction for DES-PT-50b-UpperBounds-00
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:55:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (474 resets) in 23 ms. (416 steps per ms)
BEST_FIRST walk for 10001 steps (102 resets) in 12 ms. (769 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:55:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:55:30] [INFO ] [Real]Absence check using 35 positive place invariants in 15 ms returned sat
[2025-06-01 03:55:30] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 36 ms returned sat
[2025-06-01 03:55:31] [INFO ] [Real]Absence check using state equation in 228 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:55:31] [INFO ] Deduced a trap composed of 5 places in 70 ms of which 4 ms to minimize.
[2025-06-01 03:55:31] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:55:31] [INFO ] [Nat]Absence check using 35 positive place invariants in 18 ms returned sat
[2025-06-01 03:55:31] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 32 ms returned sat
[2025-06-01 03:55:31] [INFO ] [Nat]Absence check using state equation in 211 ms returned sat
[2025-06-01 03:55:31] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 19 ms.
[2025-06-01 03:55:33] [INFO ] Added : 197 causal constraints over 40 iterations in 2319 ms. Result :sat
Minimization took 226 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 320 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p16) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 262/262 transitions.
Graph (complete) has 1098 edges and 320 vertex of which 316 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.2 ms
Discarding 4 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 315 transition count 260
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 314 transition count 259
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 313 transition count 258
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 5 place count 312 transition count 257
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 6 place count 311 transition count 256
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 7 place count 310 transition count 255
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 8 place count 309 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 9 place count 308 transition count 253
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 10 place count 307 transition count 252
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 11 place count 307 transition count 252
Applied a total of 11 rules in 44 ms. Remains 307 /320 variables (removed 13) and now considering 252/262 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 307/320 places, 252/262 transitions.
// Phase 1: matrix 252 rows 307 cols
[2025-06-01 03:55:34] [INFO ] Computed 61 invariants in 8 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (47913 resets) in 2337 ms. (427 steps per ms)
BEST_FIRST walk for 1000001 steps (9082 resets) in 939 ms. (1063 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:55:38] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:55:38] [INFO ] [Real]Absence check using 37 positive place invariants in 12 ms returned sat
[2025-06-01 03:55:38] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 16 ms returned sat
[2025-06-01 03:55:38] [INFO ] [Real]Absence check using state equation in 164 ms returned sat
[2025-06-01 03:55:38] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:55:38] [INFO ] [Nat]Absence check using 37 positive place invariants in 12 ms returned sat
[2025-06-01 03:55:38] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 16 ms returned sat
[2025-06-01 03:55:38] [INFO ] [Nat]Absence check using state equation in 150 ms returned sat
[2025-06-01 03:55:38] [INFO ] Computed and/alt/rep : 238/410/238 causal constraints (skipped 11 transitions) in 24 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:55:39] [INFO ] Deduced a trap composed of 5 places in 41 ms of which 3 ms to minimize.
[2025-06-01 03:55:39] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 85 ms
[2025-06-01 03:55:39] [INFO ] Added : 174 causal constraints over 35 iterations in 1313 ms. Result :sat
Minimization took 243 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 307 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 307/307 places, 252/252 transitions.
Applied a total of 0 rules in 13 ms. Remains 307 /307 variables (removed 0) and now considering 252/252 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 307/307 places, 252/252 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 307/307 places, 252/252 transitions.
Applied a total of 0 rules in 12 ms. Remains 307 /307 variables (removed 0) and now considering 252/252 (removed 0) transitions.
[2025-06-01 03:55:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:55:41] [INFO ] Implicit Places using invariants in 384 ms returned []
[2025-06-01 03:55:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:55:41] [INFO ] Implicit Places using invariants and state equation in 647 ms returned []
Implicit Place search using SMT with State Equation took 1034 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:55:41] [INFO ] Redundant transitions in 4 ms returned []
Running 249 sub problems to find dead transitions.
[2025-06-01 03:55:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/303 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 249 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/303 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 249 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/303 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 249 unsolved
At refinement iteration 3 (OVERLAPS) 1/304 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 249 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:55:49] [INFO ] Deduced a trap composed of 57 places in 77 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/304 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 249 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/304 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 249 unsolved
At refinement iteration 6 (OVERLAPS) 2/306 variables, 7/62 constraints. Problems are: Problem set: 0 solved, 249 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/306 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 249 unsolved
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
At refinement iteration 8 (OVERLAPS) 252/558 variables, 306/368 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:55:57] [INFO ] Deduced a trap composed of 5 places in 79 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:55:57] [INFO ] Deduced a trap composed of 15 places in 105 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:55:58] [INFO ] Deduced a trap composed of 13 places in 96 ms of which 10 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/558 variables, 3/371 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:03] [INFO ] Deduced a trap composed of 10 places in 103 ms of which 7 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/558 variables, 1/372 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:04] [INFO ] Deduced a trap composed of 13 places in 95 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:07] [INFO ] Deduced a trap composed of 17 places in 137 ms of which 10 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/558 variables, 2/374 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:10] [INFO ] Deduced a trap composed of 49 places in 71 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:10] [INFO ] Deduced a trap composed of 53 places in 66 ms of which 7 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/558 variables, 2/376 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 558/559 variables, and 376 constraints, problems are : Problem set: 14 solved, 235 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 306/307 constraints, PredecessorRefiner: 249/249 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 14 solved, 235 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/289 variables, 36/36 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/289 variables, 17/53 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/289 variables, 6/59 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/289 variables, 0/59 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 4 (OVERLAPS) 1/290 variables, 1/60 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/290 variables, 3/63 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:14] [INFO ] Deduced a trap composed of 51 places in 63 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/290 variables, 1/64 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/290 variables, 0/64 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 8 (OVERLAPS) 16/306 variables, 7/71 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:18] [INFO ] Deduced a trap composed of 18 places in 139 ms of which 14 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/306 variables, 1/72 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:22] [INFO ] Deduced a trap composed of 48 places in 101 ms of which 16 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/306 variables, 1/73 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/306 variables, 0/73 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 12 (OVERLAPS) 252/558 variables, 306/379 constraints. Problems are: Problem set: 14 solved, 235 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/558 variables, 235/614 constraints. Problems are: Problem set: 14 solved, 235 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 558/559 variables, and 614 constraints, problems are : Problem set: 14 solved, 235 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 306/307 constraints, PredecessorRefiner: 235/249 constraints, Known Traps: 12/12 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60144ms problems are : Problem set: 14 solved, 235 unsolved
Search for dead transitions found 14 dead transitions in 60147ms
Found 14 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 14 transitions
Dead transitions reduction (with SMT) removed 14 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 307/307 places, 238/252 transitions.
Graph (complete) has 1002 edges and 307 vertex of which 293 are kept as prefixes of interest. Removing 14 places using SCC suffix rule.1 ms
Discarding 14 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 13 ms. Remains 293 /307 variables (removed 14) and now considering 238/238 (removed 0) transitions.
// Phase 1: matrix 238 rows 293 cols
[2025-06-01 03:56:41] [INFO ] Computed 61 invariants in 5 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:56:42] [INFO ] Implicit Places using invariants in 506 ms returned []
[2025-06-01 03:56:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:56:43] [INFO ] Implicit Places using invariants and state equation in 829 ms returned []
Implicit Place search using SMT with State Equation took 1342 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 293/307 places, 238/252 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 62561 ms. Remains : 293/307 places, 238/252 transitions.
[2025-06-01 03:56:43] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (47908 resets) in 2468 ms. (405 steps per ms)
BEST_FIRST walk for 1000001 steps (9064 resets) in 930 ms. (1074 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:56:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:56:46] [INFO ] [Real]Absence check using 37 positive place invariants in 14 ms returned sat
[2025-06-01 03:56:46] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 17 ms returned sat
[2025-06-01 03:56:46] [INFO ] [Real]Absence check using state equation in 153 ms returned sat
[2025-06-01 03:56:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:56:47] [INFO ] [Nat]Absence check using 37 positive place invariants in 14 ms returned sat
[2025-06-01 03:56:47] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 16 ms returned sat
[2025-06-01 03:56:47] [INFO ] [Nat]Absence check using state equation in 152 ms returned sat
[2025-06-01 03:56:47] [INFO ] Computed and/alt/rep : 224/396/224 causal constraints (skipped 11 transitions) in 16 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:48] [INFO ] Deduced a trap composed of 5 places in 43 ms of which 3 ms to minimize.
[2025-06-01 03:56:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 91 ms
[2025-06-01 03:56:48] [INFO ] Added : 188 causal constraints over 38 iterations in 1313 ms. Result :sat
Minimization took 184 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0] Max Struct:[1]
Support contains 1 out of 293 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 293/293 places, 238/238 transitions.
Applied a total of 0 rules in 9 ms. Remains 293 /293 variables (removed 0) and now considering 238/238 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 293/293 places, 238/238 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 293/293 places, 238/238 transitions.
Applied a total of 0 rules in 8 ms. Remains 293 /293 variables (removed 0) and now considering 238/238 (removed 0) transitions.
[2025-06-01 03:56:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:56:49] [INFO ] Implicit Places using invariants in 462 ms returned []
[2025-06-01 03:56:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:56:50] [INFO ] Implicit Places using invariants and state equation in 775 ms returned []
Implicit Place search using SMT with State Equation took 1238 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:56:50] [INFO ] Redundant transitions in 3 ms returned []
Running 235 sub problems to find dead transitions.
[2025-06-01 03:56:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/289 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/289 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/289 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 3 (OVERLAPS) 1/290 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:56:58] [INFO ] Deduced a trap composed of 57 places in 67 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/290 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/290 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 6 (OVERLAPS) 2/292 variables, 7/62 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 8 (OVERLAPS) 238/530 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:57:07] [INFO ] Deduced a trap composed of 13 places in 149 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:57:07] [INFO ] Deduced a trap composed of 15 places in 162 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:57:08] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:57:09] [INFO ] Deduced a trap composed of 49 places in 112 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:57:10] [INFO ] Deduced a trap composed of 53 places in 102 ms of which 12 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/530 variables, 5/359 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 530/531 variables, and 359 constraints, problems are : Problem set: 0 solved, 235 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 292/293 constraints, PredecessorRefiner: 235/235 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 235 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/289 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/289 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/289 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/289 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 4 (OVERLAPS) 1/290 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/290 variables, 3/60 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/290 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 7 (OVERLAPS) 2/292 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:57:27] [INFO ] Deduced a trap composed of 12 places in 114 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/292 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/292 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 10 (OVERLAPS) 238/530 variables, 292/360 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/530 variables, 235/595 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 530/531 variables, and 595 constraints, problems are : Problem set: 0 solved, 235 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 292/293 constraints, PredecessorRefiner: 235/235 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60160ms problems are : Problem set: 0 solved, 235 unsolved
Search for dead transitions found 0 dead transitions in 60161ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61420 ms. Remains : 293/293 places, 238/238 transitions.
[2025-06-01 03:57:50] [INFO ] Flatten gal took : 22 ms
[2025-06-01 03:57:50] [INFO ] Flatten gal took : 22 ms
[2025-06-01 03:57:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17726693539080211035.gal : 7 ms
[2025-06-01 03:57:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality5189090431162855650.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/ReachabilityCardinality17726693539080211035.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality5189090431162855650.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
RANDOM walk for 40000 steps (1911 resets) in 309 ms. (129 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality5189090431162855650.prop.
BEST_FIRST walk for 40003 steps (388 resets) in 79 ms. (500 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (397 resets) in 83 ms. (476 steps per ms) remains 2/2 properties
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 84
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :84 after 1002
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1002 after 3968
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3968 after 101872
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :101872 after 128824
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :128824 after 454400
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.77546e+09 after 1.89198e+09
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.99798e+09 after 3.00296e+09
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.79085e+10 after 1.83758e+10
Interrupted probabilistic random walk after 552167 steps, run timeout after 3001 ms. (steps per millisecond=183 ) properties seen :0 out of 2
Probabilistic random walk after 552167 steps, saw 139713 distinct states, run finished after 3001 ms. (steps per millisecond=183 ) properties seen :0
[2025-06-01 03:57:53] [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) 39/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 122/162 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/199 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/224 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/224 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 7/231 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/231 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 184/415 variables, 231/287 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/415 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/428 variables, 8/295 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/428 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/428 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/430 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/430 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/430 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 52/482 variables, 3/304 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/482 variables, 1/305 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/482 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 49/531 variables, 49/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/531 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/531 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 531/531 variables, and 354 constraints, problems are : Problem set: 0 solved, 2 unsolved in 615 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 293/293 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
SDD proceeding with computation,2 properties remain. new max is 32768
At refinement iteration 1 (OVERLAPS) 39/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :2.78314e+10 after 2.78842e+10
At refinement iteration 3 (OVERLAPS) 122/162 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/199 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:57:54] [INFO ] Deduced a trap composed of 10 places in 67 ms of which 5 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 25/224 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/224 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 7/231 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/231 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 184/415 variables, 231/288 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/415 variables, 2/290 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/415 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 13/428 variables, 8/298 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/428 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/428 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/430 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/430 variables, 2/304 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/430 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 52/482 variables, 3/307 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/482 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/482 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 49/531 variables, 49/357 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/531 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 0/531 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 531/531 variables, and 357 constraints, problems are : Problem set: 0 solved, 2 unsolved in 783 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 293/293 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1408ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2155 ms.
Support contains 1 out of 293 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 293/293 places, 238/238 transitions.
Applied a total of 0 rules in 9 ms. Remains 293 /293 variables (removed 0) and now considering 238/238 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 293/293 places, 238/238 transitions.
RANDOM walk for 40000 steps (1967 resets) in 194 ms. (205 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (351 resets) in 72 ms. (548 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (335 resets) in 70 ms. (563 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :1.94245e+11 after 1.97026e+11
Interrupted probabilistic random walk after 564678 steps, run timeout after 3001 ms. (steps per millisecond=188 ) properties seen :0 out of 2
Probabilistic random walk after 564678 steps, saw 142707 distinct states, run finished after 3001 ms. (steps per millisecond=188 ) properties seen :0
[2025-06-01 03:58:00] [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) 39/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 122/162 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/199 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/224 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/224 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 7/231 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/231 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 184/415 variables, 231/287 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/415 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/428 variables, 8/295 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/428 variables, 3/298 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/428 variables, 0/298 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/430 variables, 1/299 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/430 variables, 2/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/430 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 52/482 variables, 3/304 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/482 variables, 1/305 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/482 variables, 0/305 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 49/531 variables, 49/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/531 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/531 variables, 0/354 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 531/531 variables, and 354 constraints, problems are : Problem set: 0 solved, 2 unsolved in 586 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 293/293 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) 39/40 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/40 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 122/162 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/162 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/199 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:58:01] [INFO ] Deduced a trap composed of 10 places in 59 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/199 variables, 1/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/199 variables, 0/33 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 25/224 variables, 17/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/224 variables, 0/50 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 7/231 variables, 7/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/231 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 184/415 variables, 231/288 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/415 variables, 2/290 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/415 variables, 0/290 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 13/428 variables, 8/298 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/428 variables, 3/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/428 variables, 0/301 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/430 variables, 1/302 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/430 variables, 2/304 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/430 variables, 0/304 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 52/482 variables, 3/307 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/482 variables, 1/308 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/482 variables, 0/308 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 49/531 variables, 49/357 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (INCLUDED_ONLY) 0/531 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (OVERLAPS) 0/531 variables, 0/357 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 531/531 variables, and 357 constraints, problems are : Problem set: 0 solved, 2 unsolved in 735 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 293/293 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1328ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 2061 ms.
Support contains 1 out of 293 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 293/293 places, 238/238 transitions.
Applied a total of 0 rules in 8 ms. Remains 293 /293 variables (removed 0) and now considering 238/238 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 293/293 places, 238/238 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 293/293 places, 238/238 transitions.
Applied a total of 0 rules in 12 ms. Remains 293 /293 variables (removed 0) and now considering 238/238 (removed 0) transitions.
[2025-06-01 03:58:03] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:58:04] [INFO ] Implicit Places using invariants in 315 ms returned []
[2025-06-01 03:58:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:58:04] [INFO ] Implicit Places using invariants and state equation in 648 ms returned []
Implicit Place search using SMT with State Equation took 965 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:58:04] [INFO ] Redundant transitions in 1 ms returned []
Running 235 sub problems to find dead transitions.
[2025-06-01 03:58:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :4.79991e+11 after 4.80153e+11
At refinement iteration 0 (INCLUDED_ONLY) 0/289 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/289 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/289 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 3 (OVERLAPS) 1/290 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:58:14] [INFO ] Deduced a trap composed of 57 places in 56 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/290 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/290 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 6 (OVERLAPS) 2/292 variables, 7/62 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/292 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 8 (OVERLAPS) 238/530 variables, 292/354 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:58:20] [INFO ] Deduced a trap composed of 13 places in 85 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:58:20] [INFO ] Deduced a trap composed of 15 places in 87 ms of which 8 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 262144
SDD size :1.36884e+12 after 1.37633e+12
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:58:21] [INFO ] Deduced a trap composed of 5 places in 52 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:58:22] [INFO ] Deduced a trap composed of 49 places in 96 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:58:23] [INFO ] Deduced a trap composed of 53 places in 90 ms of which 12 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/530 variables, 5/359 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/530 variables, 0/359 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 11 (OVERLAPS) 1/531 variables, 1/360 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 531/531 variables, and 360 constraints, problems are : Problem set: 0 solved, 235 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 293/293 constraints, PredecessorRefiner: 235/235 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 235 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/289 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/289 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/289 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/289 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 4 (OVERLAPS) 1/290 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/290 variables, 3/60 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/290 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 7 (OVERLAPS) 2/292 variables, 7/67 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:58:40] [INFO ] Deduced a trap composed of 12 places in 85 ms of which 5 ms to minimize.
Detected timeout of ITS tools.
[2025-06-01 03:58:40] [INFO ] Flatten gal took : 19 ms
[2025-06-01 03:58:40] [INFO ] Applying decomposition
[2025-06-01 03:58:40] [INFO ] Flatten gal took : 19 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/graph7385861358362916791.txt' '-o' '/tmp/graph7385861358362916791.bin' '-w' '/tmp/graph7385861358362916791.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7385861358362916791.bin' '-l' '-1' '-v' '-w' '/tmp/graph7385861358362916791.weights' '-q' '0' '-e' '0.001'
[2025-06-01 03:58:40] [INFO ] Decomposing Gal with order
[2025-06-01 03:58:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 03:58:40] [INFO ] Removed a total of 47 redundant transitions.
[2025-06-01 03:58:40] [INFO ] Flatten gal took : 31 ms
[2025-06-01 03:58:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 13 labels/synchronizations in 8 ms.
[2025-06-01 03:58:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4912581675996181194.gal : 9 ms
[2025-06-01 03:58:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17789726401485655523.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/ReachabilityCardinality4912581675996181194.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17789726401485655523.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/ReachabilityCardinality17789726401485655523.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 514
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :514 after 4132
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :4132 after 50736
At refinement iteration 8 (INCLUDED_ONLY) 0/292 variables, 1/68 constraints. Problems are: Problem set: 0 solved, 235 unsolved
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50736 after 1.41098e+09
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1.41098e+09 after 2.62888e+09
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.62888e+09 after 4.15106e+09
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :4.15106e+09 after 6.28196e+09
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :6.28196e+09 after 9.32648e+09
At refinement iteration 9 (INCLUDED_ONLY) 0/292 variables, 0/68 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 10 (OVERLAPS) 238/530 variables, 292/360 constraints. Problems are: Problem set: 0 solved, 235 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/530 variables, 235/595 constraints. Problems are: Problem set: 0 solved, 235 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 530/531 variables, and 595 constraints, problems are : Problem set: 0 solved, 235 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 292/293 constraints, PredecessorRefiner: 235/235 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60102ms problems are : Problem set: 0 solved, 235 unsolved
Search for dead transitions found 0 dead transitions in 60103ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61088 ms. Remains : 293/293 places, 238/238 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 293 transition count 238
Applied a total of 1 rules in 14 ms. Remains 293 /293 variables (removed 0) and now considering 238/238 (removed 0) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 238 rows 293 cols
[2025-06-01 03:59:04] [INFO ] Computed 61 invariants in 13 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-01 03:59:05] [INFO ] [Real]Absence check using 37 positive place invariants in 11 ms returned sat
[2025-06-01 03:59:05] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 18 ms returned sat
[2025-06-01 03:59:05] [INFO ] After 120ms 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
[2025-06-01 03:59:05] [INFO ] [Nat]Absence check using 37 positive place invariants in 10 ms returned sat
[2025-06-01 03:59:05] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 31 ms returned sat
[2025-06-01 03:59:05] [INFO ] After 182ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:59:05] [INFO ] Deduced a trap composed of 5 places in 51 ms of which 3 ms to minimize.
[2025-06-01 03:59:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
TRAPS : Iteration 1
[2025-06-01 03:59:05] [INFO ] After 335ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-01 03:59:05] [INFO ] After 486ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-06-01 03:59:05] [INFO ] Flatten gal took : 17 ms
[2025-06-01 03:59:05] [INFO ] Flatten gal took : 16 ms
[2025-06-01 03:59:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5905148455806004082.gal : 3 ms
[2025-06-01 03:59:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6986054251845726651.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/ReachabilityCardinality5905148455806004082.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6986054251845726651.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 ...328
Loading property file /tmp/ReachabilityCardinality6986054251845726651.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 32
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :32 after 35
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :35 after 48
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :48 after 820
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :820 after 1554
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1554 after 44648
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :44648 after 128648
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :128648 after 302176
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.84298e+06 after 5.71434e+06
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5.71434e+06 after 2.66431e+09
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2.78051e+09 after 2.79358e+09
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :2.85325e+09 after 2.53314e+10
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :9.91794e+10 after 9.91881e+10
Detected timeout of ITS tools.
[2025-06-01 03:59:20] [INFO ] Flatten gal took : 15 ms
[2025-06-01 03:59:20] [INFO ] Applying decomposition
[2025-06-01 03:59:20] [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/graph3853114098610342021.txt' '-o' '/tmp/graph3853114098610342021.bin' '-w' '/tmp/graph3853114098610342021.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3853114098610342021.bin' '-l' '-1' '-v' '-w' '/tmp/graph3853114098610342021.weights' '-q' '0' '-e' '0.001'
[2025-06-01 03:59:20] [INFO ] Decomposing Gal with order
[2025-06-01 03:59:20] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 03:59:20] [INFO ] Removed a total of 38 redundant transitions.
[2025-06-01 03:59:20] [INFO ] Flatten gal took : 24 ms
[2025-06-01 03:59:20] [INFO ] Fuse similar labels procedure discarded/fused a total of 5 labels/synchronizations in 3 ms.
[2025-06-01 03:59:20] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5684941204103951081.gal : 5 ms
[2025-06-01 03:59:20] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11044993697040867924.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/ReachabilityCardinality5684941204103951081.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11044993697040867924.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/ReachabilityCardinality11044993697040867924.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 258
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :258 after 4132
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :4132 after 34360
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50736 after 1.37797e+09
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :1.37797e+09 after 2.39695e+09
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :2.39695e+09 after 3.58576e+09
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :3.58576e+09 after 5.4539e+09
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :5.56397e+12 after 5.5948e+12
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :3.45516e+13 after 3.50379e+13
Detected timeout of ITS tools.
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,5.56433e+13,14.032,391780,64814,6600,1.20951e+06,13966,310,677416,421,93322,0
Total reachable state count : 55643309763258
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
MAX0,3.86494e+09,14.1416,391160,391,670,1.20951e+06,13966,310,677416,423,93322,0
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
MIN0,3.86494e+09,14.1656,391160,391,670,1.20951e+06,13966,312,677416,424,93322,0
Over-approximation ignoring read arcs solved 0 properties in 30129 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1]
Ending property specific reduction for DES-PT-50b-UpperBounds-00 in 244300 ms.
Starting property specific reduction for DES-PT-50b-UpperBounds-01
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
// Phase 1: matrix 263 rows 320 cols
[2025-06-01 03:59:35] [INFO ] Computed 63 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (479 resets) in 22 ms. (434 steps per ms)
BEST_FIRST walk for 10000 steps (88 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:59:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:59:35] [INFO ] [Real]Absence check using 35 positive place invariants in 11 ms returned sat
[2025-06-01 03:59:35] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 25 ms returned sat
[2025-06-01 03:59:35] [INFO ] [Real]Absence check using state equation in 176 ms returned sat
[2025-06-01 03:59:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 03:59:35] [INFO ] [Nat]Absence check using 35 positive place invariants in 18 ms returned sat
[2025-06-01 03:59:35] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 39 ms returned sat
[2025-06-01 03:59:35] [INFO ] [Nat]Absence check using state equation in 225 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:59:35] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 3 ms to minimize.
[2025-06-01 03:59:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 67 ms
[2025-06-01 03:59:35] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 20 ms.
[2025-06-01 03:59:36] [INFO ] Added : 123 causal constraints over 25 iterations in 834 ms. Result :sat
Minimization took 278 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 320 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p32) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 262/262 transitions.
Graph (complete) has 1098 edges and 320 vertex of which 316 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 315 transition count 260
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 314 transition count 259
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 313 transition count 258
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 5 place count 312 transition count 257
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 6 place count 311 transition count 256
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 7 place count 310 transition count 255
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 8 place count 309 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 9 place count 308 transition count 253
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 10 place count 307 transition count 252
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 11 place count 306 transition count 251
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 12 place count 305 transition count 250
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 13 place count 304 transition count 249
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 14 place count 303 transition count 248
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 15 place count 302 transition count 247
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 16 place count 301 transition count 246
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 17 place count 300 transition count 245
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 18 place count 299 transition count 244
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 19 place count 298 transition count 243
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 18 with 1 rules applied. Total rules applied 20 place count 297 transition count 242
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 21 place count 296 transition count 241
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 20 with 1 rules applied. Total rules applied 22 place count 295 transition count 240
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 21 with 1 rules applied. Total rules applied 23 place count 294 transition count 239
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 22 with 1 rules applied. Total rules applied 24 place count 293 transition count 238
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 23 with 1 rules applied. Total rules applied 25 place count 292 transition count 237
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 24 with 1 rules applied. Total rules applied 26 place count 291 transition count 236
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 25 with 1 rules applied. Total rules applied 27 place count 291 transition count 236
Applied a total of 27 rules in 59 ms. Remains 291 /320 variables (removed 29) and now considering 236/262 (removed 26) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 291/320 places, 236/262 transitions.
// Phase 1: matrix 236 rows 291 cols
[2025-06-01 03:59:37] [INFO ] Computed 61 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (47648 resets) in 2116 ms. (472 steps per ms)
BEST_FIRST walk for 1000001 steps (9072 resets) in 961 ms. (1039 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 03:59:40] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:59:40] [INFO ] [Real]Absence check using 37 positive place invariants in 12 ms returned sat
[2025-06-01 03:59:40] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 14 ms returned sat
[2025-06-01 03:59:40] [INFO ] [Real]Absence check using state equation in 140 ms returned sat
[2025-06-01 03:59:40] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 03:59:40] [INFO ] [Nat]Absence check using 37 positive place invariants in 15 ms returned sat
[2025-06-01 03:59:40] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 20 ms returned sat
[2025-06-01 03:59:40] [INFO ] [Nat]Absence check using state equation in 176 ms returned sat
[2025-06-01 03:59:41] [INFO ] Computed and/alt/rep : 222/362/222 causal constraints (skipped 11 transitions) in 22 ms.
[2025-06-01 03:59:41] [INFO ] Added : 143 causal constraints over 29 iterations in 803 ms. Result :sat
Minimization took 146 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 291 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 291/291 places, 236/236 transitions.
Applied a total of 0 rules in 8 ms. Remains 291 /291 variables (removed 0) and now considering 236/236 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 291/291 places, 236/236 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 291/291 places, 236/236 transitions.
Applied a total of 0 rules in 7 ms. Remains 291 /291 variables (removed 0) and now considering 236/236 (removed 0) transitions.
[2025-06-01 03:59:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:59:42] [INFO ] Implicit Places using invariants in 521 ms returned []
[2025-06-01 03:59:42] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 03:59:43] [INFO ] Implicit Places using invariants and state equation in 649 ms returned []
Implicit Place search using SMT with State Equation took 1181 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 03:59:43] [INFO ] Redundant transitions in 1 ms returned []
Running 233 sub problems to find dead transitions.
[2025-06-01 03:59:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/287 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 233 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/287 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 233 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/287 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 233 unsolved
At refinement iteration 3 (OVERLAPS) 1/288 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 233 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 03:59:53] [INFO ] Deduced a trap composed of 41 places in 84 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/288 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 233 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/288 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 233 unsolved
At refinement iteration 6 (OVERLAPS) 2/290 variables, 7/62 constraints. Problems are: Problem set: 0 solved, 233 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/290 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 233 unsolved
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD21 is UNSAT
Problem TDEAD22 is UNSAT
Problem TDEAD23 is UNSAT
Problem TDEAD24 is UNSAT
Problem TDEAD176 is UNSAT
Problem TDEAD177 is UNSAT
Problem TDEAD178 is UNSAT
Problem TDEAD179 is UNSAT
Problem TDEAD180 is UNSAT
Problem TDEAD181 is UNSAT
Problem TDEAD182 is UNSAT
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
At refinement iteration 8 (OVERLAPS) 236/526 variables, 290/352 constraints. Problems are: Problem set: 46 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:02] [INFO ] Deduced a trap composed of 14 places in 81 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:02] [INFO ] Deduced a trap composed of 15 places in 85 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:02] [INFO ] Deduced a trap composed of 15 places in 76 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:03] [INFO ] Deduced a trap composed of 12 places in 107 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:03] [INFO ] Deduced a trap composed of 16 places in 61 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:04] [INFO ] Deduced a trap composed of 5 places in 39 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:05] [INFO ] Deduced a trap composed of 10 places in 101 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:05] [INFO ] Deduced a trap composed of 33 places in 65 ms of which 5 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/526 variables, 8/360 constraints. Problems are: Problem set: 46 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:12] [INFO ] Deduced a trap composed of 36 places in 83 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:12] [INFO ] Deduced a trap composed of 37 places in 70 ms of which 9 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/526 variables, 2/362 constraints. Problems are: Problem set: 46 solved, 187 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 526/527 variables, and 362 constraints, problems are : Problem set: 46 solved, 187 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 290/291 constraints, PredecessorRefiner: 233/233 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 46 solved, 187 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/241 variables, 36/36 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/241 variables, 17/53 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/241 variables, 5/58 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/241 variables, 0/58 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 4 (OVERLAPS) 1/242 variables, 1/59 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 3/62 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/62 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 7 (OVERLAPS) 48/290 variables, 7/69 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/290 variables, 3/72 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/290 variables, 0/72 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 10 (OVERLAPS) 236/526 variables, 290/362 constraints. Problems are: Problem set: 46 solved, 187 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/526 variables, 187/549 constraints. Problems are: Problem set: 46 solved, 187 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 526/527 variables, and 549 constraints, problems are : Problem set: 46 solved, 187 unsolved in 30018 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 290/291 constraints, PredecessorRefiner: 187/233 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60143ms problems are : Problem set: 46 solved, 187 unsolved
Search for dead transitions found 46 dead transitions in 60145ms
Found 46 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 46 transitions
Dead transitions reduction (with SMT) removed 46 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 291/291 places, 190/236 transitions.
Graph (complete) has 810 edges and 291 vertex of which 245 are kept as prefixes of interest. Removing 46 places using SCC suffix rule.1 ms
Discarding 46 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 13 ms. Remains 245 /291 variables (removed 46) and now considering 190/190 (removed 0) transitions.
// Phase 1: matrix 190 rows 245 cols
[2025-06-01 04:00:43] [INFO ] Computed 61 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:00:44] [INFO ] Implicit Places using invariants in 357 ms returned []
[2025-06-01 04:00:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:00:44] [INFO ] Implicit Places using invariants and state equation in 511 ms returned []
Implicit Place search using SMT with State Equation took 871 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 245/291 places, 190/236 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 62226 ms. Remains : 245/291 places, 190/236 transitions.
[2025-06-01 04:00:44] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (47916 resets) in 2407 ms. (415 steps per ms)
BEST_FIRST walk for 1000001 steps (9050 resets) in 922 ms. (1083 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 04:00:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 04:00:48] [INFO ] [Real]Absence check using 37 positive place invariants in 11 ms returned sat
[2025-06-01 04:00:48] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 12 ms returned sat
[2025-06-01 04:00:48] [INFO ] [Real]Absence check using state equation in 121 ms returned sat
[2025-06-01 04:00:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 04:00:48] [INFO ] [Nat]Absence check using 37 positive place invariants in 12 ms returned sat
[2025-06-01 04:00:48] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 12 ms returned sat
[2025-06-01 04:00:48] [INFO ] [Nat]Absence check using state equation in 159 ms returned sat
[2025-06-01 04:00:48] [INFO ] Computed and/alt/rep : 176/316/176 causal constraints (skipped 11 transitions) in 11 ms.
[2025-06-01 04:00:49] [INFO ] Added : 151 causal constraints over 31 iterations in 1021 ms. Result :sat
Minimization took 218 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 245 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 245/245 places, 190/190 transitions.
Applied a total of 0 rules in 8 ms. Remains 245 /245 variables (removed 0) and now considering 190/190 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 245/245 places, 190/190 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 245/245 places, 190/190 transitions.
Applied a total of 0 rules in 8 ms. Remains 245 /245 variables (removed 0) and now considering 190/190 (removed 0) transitions.
[2025-06-01 04:00:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:00:50] [INFO ] Implicit Places using invariants in 280 ms returned []
[2025-06-01 04:00:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:00:51] [INFO ] Implicit Places using invariants and state equation in 484 ms returned []
Implicit Place search using SMT with State Equation took 767 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 04:00:51] [INFO ] Redundant transitions in 1 ms returned []
Running 187 sub problems to find dead transitions.
[2025-06-01 04:00:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/241 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/241 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/241 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 3 (OVERLAPS) 1/242 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:00:56] [INFO ] Deduced a trap composed of 41 places in 61 ms of which 4 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/242 variables, 1/55 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 6 (OVERLAPS) 2/244 variables, 7/62 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/244 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 8 (OVERLAPS) 190/434 variables, 244/306 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:02] [INFO ] Deduced a trap composed of 5 places in 84 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:03] [INFO ] Deduced a trap composed of 14 places in 80 ms of which 8 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/434 variables, 2/308 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:05] [INFO ] Deduced a trap composed of 15 places in 103 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:06] [INFO ] Deduced a trap composed of 12 places in 121 ms of which 11 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/434 variables, 2/310 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/434 variables, 0/310 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 12 (OVERLAPS) 1/435 variables, 1/311 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:11] [INFO ] Deduced a trap composed of 15 places in 192 ms of which 21 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:11] [INFO ] Deduced a trap composed of 17 places in 200 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:11] [INFO ] Deduced a trap composed of 18 places in 194 ms of which 22 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/435 variables, 3/314 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:15] [INFO ] Deduced a trap composed of 33 places in 58 ms of which 6 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/435 variables, 1/315 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:15] [INFO ] Deduced a trap composed of 13 places in 109 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:01:17] [INFO ] Deduced a trap composed of 36 places in 81 ms of which 12 ms to minimize.
At refinement iteration 15 (INCLUDED_ONLY) 0/435 variables, 2/317 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 435/435 variables, and 317 constraints, problems are : Problem set: 0 solved, 187 unsolved in 30012 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 245/245 constraints, PredecessorRefiner: 187/187 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 187 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/241 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/241 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/241 variables, 6/59 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/241 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 4 (OVERLAPS) 1/242 variables, 1/60 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/242 variables, 2/62 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/242 variables, 0/62 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 7 (OVERLAPS) 2/244 variables, 7/69 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/244 variables, 3/72 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/244 variables, 0/72 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 10 (OVERLAPS) 190/434 variables, 244/316 constraints. Problems are: Problem set: 0 solved, 187 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/434 variables, 187/503 constraints. Problems are: Problem set: 0 solved, 187 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 434/435 variables, and 503 constraints, problems are : Problem set: 0 solved, 187 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 244/245 constraints, PredecessorRefiner: 187/187 constraints, Known Traps: 11/11 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60093ms problems are : Problem set: 0 solved, 187 unsolved
Search for dead transitions found 0 dead transitions in 60095ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60879 ms. Remains : 245/245 places, 190/190 transitions.
[2025-06-01 04:01:51] [INFO ] Flatten gal took : 10 ms
[2025-06-01 04:01:51] [INFO ] Flatten gal took : 9 ms
[2025-06-01 04:01:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6916498030344668977.gal : 3 ms
[2025-06-01 04:01:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality17453386180818818014.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/ReachabilityCardinality6916498030344668977.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality17453386180818818014.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/ReachabilityCardinality17453386180818818014.prop.
RANDOM walk for 40000 steps (1933 resets) in 255 ms. (156 steps per ms) remains 2/2 properties
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 36
BEST_FIRST walk for 40002 steps (383 resets) in 133 ms. (298 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :36 after 48
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :48 after 964
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :964 after 1336
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1336 after 44648
BEST_FIRST walk for 40003 steps (360 resets) in 120 ms. (330 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :44648 after 190816
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :190816 after 552008
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :552008 after 985904
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2.99798e+09 after 2.99901e+09
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.99901e+09 after 3.00985e+09
Finished probabilistic random walk after 436938 steps, run visited all 2 properties in 1989 ms. (steps per millisecond=219 )
Probabilistic random walk after 436938 steps, saw 110727 distinct states, run finished after 1996 ms. (steps per millisecond=218 ) properties seen :2
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA DES-PT-50b-UpperBounds-01 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for DES-PT-50b-UpperBounds-01 in 138575 ms.
Starting property specific reduction for DES-PT-50b-UpperBounds-02
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
// Phase 1: matrix 263 rows 320 cols
[2025-06-01 04:01:53] [INFO ] Computed 63 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (448 resets) in 23 ms. (416 steps per ms)
BEST_FIRST walk for 10000 steps (94 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 04:01:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 04:01:53] [INFO ] [Real]Absence check using 35 positive place invariants in 13 ms returned sat
[2025-06-01 04:01:53] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 26 ms returned sat
[2025-06-01 04:01:54] [INFO ] [Real]Absence check using state equation in 242 ms returned sat
[2025-06-01 04:01:54] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 24 ms.
[2025-06-01 04:01:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 04:01:54] [INFO ] [Nat]Absence check using 35 positive place invariants in 19 ms returned sat
[2025-06-01 04:01:54] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 42 ms returned sat
[2025-06-01 04:01:54] [INFO ] [Nat]Absence check using state equation in 335 ms returned sat
[2025-06-01 04:01:54] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 27 ms.
[2025-06-01 04:01:58] [INFO ] Added : 244 causal constraints over 49 iterations in 3513 ms. Result :sat
Minimization took 401 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 320 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p56) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 262/262 transitions.
Graph (complete) has 1103 edges and 320 vertex of which 317 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.0 ms
Discarding 3 places :
Also discarding 0 output transitions
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 2 place count 317 transition count 262
Applied a total of 2 rules in 23 ms. Remains 317 /320 variables (removed 3) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 24 ms. Remains : 317/320 places, 262/262 transitions.
// Phase 1: matrix 262 rows 317 cols
[2025-06-01 04:01:59] [INFO ] Computed 61 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (48104 resets) in 2151 ms. (464 steps per ms)
BEST_FIRST walk for 1000000 steps (9170 resets) in 940 ms. (1062 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 04:02:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 04:02:02] [INFO ] [Real]Absence check using 37 positive place invariants in 13 ms returned sat
[2025-06-01 04:02:02] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 15 ms returned sat
[2025-06-01 04:02:02] [INFO ] [Real]Absence check using state equation in 158 ms returned sat
[2025-06-01 04:02:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 04:02:02] [INFO ] [Nat]Absence check using 37 positive place invariants in 13 ms returned sat
[2025-06-01 04:02:02] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 16 ms returned sat
[2025-06-01 04:02:03] [INFO ] [Nat]Absence check using state equation in 178 ms returned sat
[2025-06-01 04:02:03] [INFO ] Computed and/alt/rep : 248/440/248 causal constraints (skipped 11 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:02:04] [INFO ] Deduced a trap composed of 50 places in 92 ms of which 7 ms to minimize.
[2025-06-01 04:02:05] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 150 ms
[2025-06-01 04:02:05] [INFO ] Added : 247 causal constraints over 50 iterations in 1891 ms. Result :sat
Minimization took 188 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 317 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 317/317 places, 262/262 transitions.
Applied a total of 0 rules in 7 ms. Remains 317 /317 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 317/317 places, 262/262 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 317/317 places, 262/262 transitions.
Applied a total of 0 rules in 11 ms. Remains 317 /317 variables (removed 0) and now considering 262/262 (removed 0) transitions.
[2025-06-01 04:02:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:02:06] [INFO ] Implicit Places using invariants in 372 ms returned []
[2025-06-01 04:02:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:02:07] [INFO ] Implicit Places using invariants and state equation in 726 ms returned []
Implicit Place search using SMT with State Equation took 1100 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 04:02:07] [INFO ] Redundant transitions in 1 ms returned []
Running 259 sub problems to find dead transitions.
[2025-06-01 04:02:07] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/313 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/313 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/313 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 3 (OVERLAPS) 2/315 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/315 variables, 6/60 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/315 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 259 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1/316 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/316 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 262/578 variables, 316/377 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:02:22] [INFO ] Deduced a trap composed of 13 places in 233 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:02:24] [INFO ] Deduced a trap composed of 5 places in 55 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:02:25] [INFO ] Deduced a trap composed of 16 places in 172 ms of which 16 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/578 variables, 3/380 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/578 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 1/579 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 579/579 variables, and 381 constraints, problems are : Problem set: 0 solved, 259 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 317/317 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/313 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/313 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/313 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/313 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 4 (OVERLAPS) 2/315 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/315 variables, 6/62 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/315 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:02:40] [INFO ] Deduced a trap composed of 10 places in 104 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:02:41] [INFO ] Deduced a trap composed of 51 places in 65 ms of which 4 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/315 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/315 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 9 (OVERLAPS) 1/316 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/316 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 262/578 variables, 316/382 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/578 variables, 259/641 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 578/579 variables, and 641 constraints, problems are : Problem set: 0 solved, 259 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 316/317 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60166ms problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 60168ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61290 ms. Remains : 317/317 places, 262/262 transitions.
[2025-06-01 04:03:07] [INFO ] Flatten gal took : 34 ms
[2025-06-01 04:03:07] [INFO ] Flatten gal took : 12 ms
[2025-06-01 04:03:07] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9648457523211733399.gal : 7 ms
[2025-06-01 04:03:07] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4476741575849275794.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/ReachabilityCardinality9648457523211733399.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4476741575849275794.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 ...328
Loading property file /tmp/ReachabilityCardinality4476741575849275794.prop.
RANDOM walk for 40000 steps (1922 resets) in 307 ms. (129 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (389 resets) in 93 ms. (425 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (345 resets) in 83 ms. (476 steps per ms) remains 2/2 properties
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 84
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :84 after 1128
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1128 after 2804
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2804 after 38984
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :38984 after 190956
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :190956 after 478648
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :478648 after 1.88554e+06
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :1.77546e+09 after 2.66415e+09
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2.78051e+09 after 2.80306e+09
Interrupted probabilistic random walk after 532989 steps, run timeout after 3001 ms. (steps per millisecond=177 ) properties seen :0 out of 2
Probabilistic random walk after 532989 steps, saw 134911 distinct states, run finished after 3001 ms. (steps per millisecond=177 ) properties seen :0
[2025-06-01 04:03:10] [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) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 135/186 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/223 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/223 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/248 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/248 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 7/255 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/255 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 208/463 variables, 255/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD proceeding with computation,2 properties remain. new max is 32768
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/463 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/476 variables, 8/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/476 variables, 3/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
SDD size :1.79085e+10 after 2.53259e+10
At refinement iteration 15 (INCLUDED_ONLY) 0/476 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/478 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/478 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/478 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 52/530 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/530 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/530 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 49/579 variables, 49/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/579 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/579 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 579/579 variables, and 378 constraints, problems are : Problem set: 0 solved, 2 unsolved in 668 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 317/317 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) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 135/186 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/223 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/223 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/248 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/248 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 7/255 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/255 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 208/463 variables, 255/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/463 variables, 2/313 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:11] [INFO ] Deduced a trap composed of 13 places in 87 ms of which 6 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/463 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/463 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 13/476 variables, 8/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/476 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/476 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/478 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/478 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/478 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 52/530 variables, 3/331 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/530 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/530 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 49/579 variables, 49/381 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:12] [INFO ] Deduced a trap composed of 5 places in 78 ms of which 5 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/579 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/579 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 0/579 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 579/579 variables, and 382 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1554 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 317/317 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2230ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :7.37836e+10 after 9.64698e+10
Parikh walk visited 0 properties in 2491 ms.
Support contains 1 out of 317 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 317/317 places, 262/262 transitions.
Applied a total of 0 rules in 8 ms. Remains 317 /317 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 317/317 places, 262/262 transitions.
RANDOM walk for 40000 steps (1863 resets) in 151 ms. (263 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40003 steps (343 resets) in 92 ms. (430 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (379 resets) in 75 ms. (526 steps per ms) remains 2/2 properties
Interrupted probabilistic random walk after 538826 steps, run timeout after 3001 ms. (steps per millisecond=179 ) properties seen :0 out of 2
Probabilistic random walk after 538826 steps, saw 136267 distinct states, run finished after 3001 ms. (steps per millisecond=179 ) properties seen :0
[2025-06-01 04:03:18] [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) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 135/186 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/223 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/223 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/248 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/248 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 7/255 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/255 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 208/463 variables, 255/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 12 (INCLUDED_ONLY) 0/463 variables, 0/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/476 variables, 8/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/476 variables, 3/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/476 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/478 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/478 variables, 2/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/478 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 52/530 variables, 3/328 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/530 variables, 1/329 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/530 variables, 0/329 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 49/579 variables, 49/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/579 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/579 variables, 0/378 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 579/579 variables, and 378 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1313 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 317/317 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) 50/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 135/186 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/186 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/223 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/223 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/248 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/248 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 7/255 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/255 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 208/463 variables, 255/311 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/463 variables, 2/313 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:20] [INFO ] Deduced a trap composed of 13 places in 65 ms of which 5 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/463 variables, 1/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/463 variables, 0/314 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (OVERLAPS) 13/476 variables, 8/322 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/476 variables, 3/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/476 variables, 0/325 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (OVERLAPS) 2/478 variables, 1/326 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/478 variables, 2/328 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/478 variables, 0/328 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (OVERLAPS) 52/530 variables, 3/331 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/530 variables, 1/332 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/530 variables, 0/332 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 49/579 variables, 49/381 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:20] [INFO ] Deduced a trap composed of 5 places in 77 ms of which 5 ms to minimize.
At refinement iteration 25 (INCLUDED_ONLY) 0/579 variables, 1/382 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 26 (INCLUDED_ONLY) 0/579 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 27 (OVERLAPS) 0/579 variables, 0/382 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 579/579 variables, and 382 constraints, problems are : Problem set: 0 solved, 2 unsolved in 1259 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 317/317 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2580ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :2.4334e+11 after 2.45082e+11
Parikh walk visited 0 properties in 2438 ms.
Support contains 1 out of 317 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 317/317 places, 262/262 transitions.
Applied a total of 0 rules in 7 ms. Remains 317 /317 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 317/317 places, 262/262 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 317/317 places, 262/262 transitions.
Applied a total of 0 rules in 14 ms. Remains 317 /317 variables (removed 0) and now considering 262/262 (removed 0) transitions.
[2025-06-01 04:03:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:03:23] [INFO ] Implicit Places using invariants in 297 ms returned []
[2025-06-01 04:03:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:03:24] [INFO ] Implicit Places using invariants and state equation in 589 ms returned []
Implicit Place search using SMT with State Equation took 888 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 04:03:24] [INFO ] Redundant transitions in 1 ms returned []
Running 259 sub problems to find dead transitions.
[2025-06-01 04:03:24] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/313 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/313 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/313 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 3 (OVERLAPS) 2/315 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/315 variables, 6/60 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/315 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 259 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1/316 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/316 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (OVERLAPS) 262/578 variables, 316/377 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:35] [INFO ] Deduced a trap composed of 13 places in 119 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:37] [INFO ] Deduced a trap composed of 5 places in 45 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:38] [INFO ] Deduced a trap composed of 16 places in 96 ms of which 7 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/578 variables, 3/380 constraints. Problems are: Problem set: 0 solved, 259 unsolved
SDD proceeding with computation,2 properties remain. new max is 262144
SDD size :7.47559e+11 after 7.47625e+11
At refinement iteration 10 (INCLUDED_ONLY) 0/578 variables, 0/380 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 1/579 variables, 1/381 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 579/579 variables, and 381 constraints, problems are : Problem set: 0 solved, 259 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 317/317 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 259 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/313 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/313 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/313 variables, 2/55 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/313 variables, 0/55 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 4 (OVERLAPS) 2/315 variables, 1/56 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/315 variables, 6/62 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/315 variables, 1/63 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Detected timeout of ITS tools.
[2025-06-01 04:03:57] [INFO ] Flatten gal took : 22 ms
[2025-06-01 04:03:57] [INFO ] Applying decomposition
[2025-06-01 04:03:57] [INFO ] Flatten gal took : 20 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/graph5810673736506533838.txt' '-o' '/tmp/graph5810673736506533838.bin' '-w' '/tmp/graph5810673736506533838.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph5810673736506533838.bin' '-l' '-1' '-v' '-w' '/tmp/graph5810673736506533838.weights' '-q' '0' '-e' '0.001'
[2025-06-01 04:03:57] [INFO ] Decomposing Gal with order
[2025-06-01 04:03:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 04:03:57] [INFO ] Removed a total of 88 redundant transitions.
[2025-06-01 04:03:57] [INFO ] Flatten gal took : 41 ms
[2025-06-01 04:03:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 59 labels/synchronizations in 11 ms.
[2025-06-01 04:03:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4924494930953016130.gal : 14 ms
[2025-06-01 04:03:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2395482386990136007.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/ReachabilityCardinality4924494930953016130.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2395482386990136007.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/ReachabilityCardinality2395482386990136007.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 386
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :386 after 4132
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :4132 after 50736
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:58] [INFO ] Deduced a trap composed of 10 places in 139 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:03:59] [INFO ] Deduced a trap composed of 51 places in 55 ms of which 2 ms to minimize.
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :50736 after 4.79366e+09
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :4.79366e+09 after 8.98979e+09
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :8.98979e+09 after 1.4235e+10
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.4235e+10 after 2.15768e+10
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2.15768e+10 after 3.20685e+10
At refinement iteration 7 (INCLUDED_ONLY) 0/315 variables, 2/65 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/315 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 9 (OVERLAPS) 1/316 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/316 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 11 (OVERLAPS) 262/578 variables, 316/382 constraints. Problems are: Problem set: 0 solved, 259 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/578 variables, 259/641 constraints. Problems are: Problem set: 0 solved, 259 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 578/579 variables, and 641 constraints, problems are : Problem set: 0 solved, 259 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 316/317 constraints, PredecessorRefiner: 259/259 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60112ms problems are : Problem set: 0 solved, 259 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 61028 ms. Remains : 317/317 places, 262/262 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 317 transition count 262
Applied a total of 1 rules in 26 ms. Remains 317 /317 variables (removed 0) and now considering 262/262 (removed 0) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 262 rows 317 cols
[2025-06-01 04:04:24] [INFO ] Computed 61 invariants in 4 ms
Starting Z3 with timeout 450.0 s and query timeout 45000.0 ms
[2025-06-01 04:04:24] [INFO ] [Real]Absence check using 37 positive place invariants in 16 ms returned sat
[2025-06-01 04:04:24] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 43 ms returned sat
[2025-06-01 04:04:24] [INFO ] After 175ms 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
[2025-06-01 04:04:24] [INFO ] [Nat]Absence check using 37 positive place invariants in 11 ms returned sat
[2025-06-01 04:04:24] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 25 ms returned sat
[2025-06-01 04:04:25] [INFO ] After 208ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
TRAPS : Iteration 0
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:04:25] [INFO ] Deduced a trap composed of 5 places in 50 ms of which 3 ms to minimize.
[2025-06-01 04:04:25] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
TRAPS : Iteration 1
[2025-06-01 04:04:25] [INFO ] After 369ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
[2025-06-01 04:04:25] [INFO ] After 525ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
[2025-06-01 04:04:25] [INFO ] Flatten gal took : 13 ms
[2025-06-01 04:04:25] [INFO ] Flatten gal took : 12 ms
[2025-06-01 04:04:25] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality15354468858261260990.gal : 3 ms
[2025-06-01 04:04:25] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality11283252659198305993.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/ReachabilityCardinality15354468858261260990.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality11283252659198305993.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 ...330
Loading property file /tmp/ReachabilityCardinality11283252659198305993.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 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 78
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :78 after 992
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :992 after 2924
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2924 after 80768
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :80768 after 128760
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :128760 after 386144
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.77546e+09 after 1.83241e+09
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.99798e+09 after 3.00269e+09
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :1.79085e+10 after 1.83418e+10
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :2.78314e+10 after 2.78693e+10
SDD proceeding with computation,2 properties remain. new max is 65536
SDD size :1.04648e+11 after 1.04753e+11
SDD proceeding with computation,2 properties remain. new max is 131072
SDD size :4.79991e+11 after 4.8001e+11
Detected timeout of ITS tools.
[2025-06-01 04:04:40] [INFO ] Flatten gal took : 23 ms
[2025-06-01 04:04:40] [INFO ] Applying decomposition
[2025-06-01 04:04:40] [INFO ] Flatten gal took : 21 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/graph11556432181664033422.txt' '-o' '/tmp/graph11556432181664033422.bin' '-w' '/tmp/graph11556432181664033422.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11556432181664033422.bin' '-l' '-1' '-v' '-w' '/tmp/graph11556432181664033422.weights' '-q' '0' '-e' '0.001'
[2025-06-01 04:04:40] [INFO ] Decomposing Gal with order
[2025-06-01 04:04:40] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 04:04:40] [INFO ] Removed a total of 75 redundant transitions.
[2025-06-01 04:04:40] [INFO ] Flatten gal took : 68 ms
[2025-06-01 04:04:40] [INFO ] Fuse similar labels procedure discarded/fused a total of 43 labels/synchronizations in 3 ms.
[2025-06-01 04:04:40] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality5515846100543539367.gal : 6 ms
[2025-06-01 04:04:40] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16428588766249996198.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/ReachabilityCardinality5515846100543539367.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16428588766249996198.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/ReachabilityCardinality16428588766249996198.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 708
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :708 after 34360
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :2.76676e+09 after 2.80181e+09
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :9.91041e+10 after 1.00007e+11
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :7.47393e+11 after 7.47476e+11
Detected timeout of ITS tools.
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :2.49236e+12 after 2.4925e+12
Detected timeout of ITS tools.
Over-approximation ignoring read arcs solved 0 properties in 31112 ms.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[0] Max Struct:[1]
Ending property specific reduction for DES-PT-50b-UpperBounds-02 in 181970 ms.
Starting property specific reduction for DES-PT-50b-UpperBounds-05
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[1]
// Phase 1: matrix 263 rows 320 cols
[2025-06-01 04:04:55] [INFO ] Computed 63 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 10000 steps (470 resets) in 23 ms. (416 steps per ms)
BEST_FIRST walk for 10001 steps (95 resets) in 10 ms. (909 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 04:04:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 04:04:55] [INFO ] [Real]Absence check using 35 positive place invariants in 12 ms returned sat
[2025-06-01 04:04:55] [INFO ] [Real]Absence check using 35 positive and 28 generalized place invariants in 26 ms returned sat
[2025-06-01 04:04:55] [INFO ] [Real]Absence check using state equation in 197 ms returned sat
[2025-06-01 04:04:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-01 04:04:56] [INFO ] [Nat]Absence check using 35 positive place invariants in 18 ms returned sat
[2025-06-01 04:04:56] [INFO ] [Nat]Absence check using 35 positive and 28 generalized place invariants in 41 ms returned sat
[2025-06-01 04:04:56] [INFO ] [Nat]Absence check using state equation in 275 ms returned sat
[2025-06-01 04:04:56] [INFO ] Computed and/alt/rep : 249/442/249 causal constraints (skipped 11 transitions) in 27 ms.
[2025-06-01 04:04:57] [INFO ] Added : 134 causal constraints over 27 iterations in 1252 ms. Result :sat
Minimization took 310 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 320 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p77) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 320/320 places, 262/262 transitions.
Graph (complete) has 1099 edges and 320 vertex of which 316 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.0 ms
Discarding 4 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 315 transition count 260
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 3 place count 314 transition count 259
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 4 place count 313 transition count 258
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 5 place count 312 transition count 257
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 6 place count 311 transition count 256
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 7 place count 310 transition count 255
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 8 place count 309 transition count 254
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 9 place count 308 transition count 253
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 10 place count 307 transition count 252
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 11 place count 306 transition count 251
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 12 place count 305 transition count 250
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 13 place count 304 transition count 249
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 14 place count 303 transition count 248
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 15 place count 302 transition count 247
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 14 with 1 rules applied. Total rules applied 16 place count 301 transition count 246
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 17 place count 300 transition count 245
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 18 place count 299 transition count 244
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 17 with 1 rules applied. Total rules applied 19 place count 298 transition count 243
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 18 with 1 rules applied. Total rules applied 20 place count 297 transition count 242
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 19 with 1 rules applied. Total rules applied 21 place count 296 transition count 241
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 20 with 1 rules applied. Total rules applied 22 place count 296 transition count 241
Applied a total of 22 rules in 81 ms. Remains 296 /320 variables (removed 24) and now considering 241/262 (removed 21) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 82 ms. Remains : 296/320 places, 241/262 transitions.
// Phase 1: matrix 241 rows 296 cols
[2025-06-01 04:04:58] [INFO ] Computed 61 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (47597 resets) in 2341 ms. (426 steps per ms)
BEST_FIRST walk for 1000001 steps (9233 resets) in 1344 ms. (743 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 04:05:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 04:05:02] [INFO ] [Real]Absence check using 37 positive place invariants in 12 ms returned sat
[2025-06-01 04:05:02] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 14 ms returned sat
[2025-06-01 04:05:02] [INFO ] [Real]Absence check using state equation in 168 ms returned sat
[2025-06-01 04:05:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 04:05:02] [INFO ] [Nat]Absence check using 37 positive place invariants in 12 ms returned sat
[2025-06-01 04:05:02] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 15 ms returned sat
[2025-06-01 04:05:02] [INFO ] [Nat]Absence check using state equation in 140 ms returned sat
[2025-06-01 04:05:02] [INFO ] Computed and/alt/rep : 227/419/227 causal constraints (skipped 11 transitions) in 14 ms.
[2025-06-01 04:05:04] [INFO ] Added : 167 causal constraints over 34 iterations in 1641 ms. Result :sat
Minimization took 366 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 296 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 296/296 places, 241/241 transitions.
Applied a total of 0 rules in 16 ms. Remains 296 /296 variables (removed 0) and now considering 241/241 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16 ms. Remains : 296/296 places, 241/241 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 296/296 places, 241/241 transitions.
Applied a total of 0 rules in 8 ms. Remains 296 /296 variables (removed 0) and now considering 241/241 (removed 0) transitions.
[2025-06-01 04:05:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:05:05] [INFO ] Implicit Places using invariants in 330 ms returned []
[2025-06-01 04:05:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:05:06] [INFO ] Implicit Places using invariants and state equation in 531 ms returned []
Implicit Place search using SMT with State Equation took 891 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 04:05:06] [INFO ] Redundant transitions in 1 ms returned []
Running 238 sub problems to find dead transitions.
[2025-06-01 04:05:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/292 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 238 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/292 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 238 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/292 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 238 unsolved
At refinement iteration 3 (OVERLAPS) 2/294 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 238 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/294 variables, 6/60 constraints. Problems are: Problem set: 0 solved, 238 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/294 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 238 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1/295 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 238 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/295 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 238 unsolved
Problem TDEAD3 is UNSAT
Problem TDEAD4 is UNSAT
Problem TDEAD5 is UNSAT
Problem TDEAD6 is UNSAT
Problem TDEAD7 is UNSAT
Problem TDEAD8 is UNSAT
Problem TDEAD9 is UNSAT
Problem TDEAD10 is UNSAT
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 is UNSAT
Problem TDEAD15 is UNSAT
Problem TDEAD16 is UNSAT
Problem TDEAD17 is UNSAT
Problem TDEAD18 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD20 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD148 is UNSAT
At refinement iteration 8 (OVERLAPS) 241/536 variables, 295/356 constraints. Problems are: Problem set: 38 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:05:20] [INFO ] Deduced a trap composed of 5 places in 43 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:05:20] [INFO ] Deduced a trap composed of 13 places in 75 ms of which 7 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/536 variables, 2/358 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/536 variables, 0/358 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 11 (OVERLAPS) 1/537 variables, 1/359 constraints. Problems are: Problem set: 38 solved, 200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 537/537 variables, and 359 constraints, problems are : Problem set: 38 solved, 200 unsolved in 30015 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 296/296 constraints, PredecessorRefiner: 238/238 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 38 solved, 200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/254 variables, 36/36 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/254 variables, 17/53 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 2/55 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 0/55 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 4 (OVERLAPS) 2/256 variables, 1/56 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/256 variables, 0/56 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 6 (OVERLAPS) 39/295 variables, 7/63 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/295 variables, 0/63 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 241/536 variables, 295/358 constraints. Problems are: Problem set: 38 solved, 200 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/536 variables, 200/558 constraints. Problems are: Problem set: 38 solved, 200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 536/537 variables, and 558 constraints, problems are : Problem set: 38 solved, 200 unsolved in 30016 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 295/296 constraints, PredecessorRefiner: 200/238 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60101ms problems are : Problem set: 38 solved, 200 unsolved
Search for dead transitions found 38 dead transitions in 60103ms
Found 38 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 38 transitions
Dead transitions reduction (with SMT) removed 38 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 296/296 places, 203/241 transitions.
Graph (complete) has 864 edges and 296 vertex of which 258 are kept as prefixes of interest. Removing 38 places using SCC suffix rule.0 ms
Discarding 38 places :
Also discarding 0 output transitions
Applied a total of 1 rules in 7 ms. Remains 258 /296 variables (removed 38) and now considering 203/203 (removed 0) transitions.
// Phase 1: matrix 203 rows 258 cols
[2025-06-01 04:06:06] [INFO ] Computed 61 invariants in 3 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:06:06] [INFO ] Implicit Places using invariants in 357 ms returned []
[2025-06-01 04:06:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:06:07] [INFO ] Implicit Places using invariants and state equation in 551 ms returned []
Implicit Place search using SMT with State Equation took 910 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 258/296 places, 203/241 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 61928 ms. Remains : 258/296 places, 203/241 transitions.
[2025-06-01 04:06:07] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[1]
RANDOM walk for 1000000 steps (47894 resets) in 2325 ms. (429 steps per ms)
BEST_FIRST walk for 1000001 steps (9068 resets) in 917 ms. (1089 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-06-01 04:06:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 04:06:10] [INFO ] [Real]Absence check using 37 positive place invariants in 11 ms returned sat
[2025-06-01 04:06:10] [INFO ] [Real]Absence check using 37 positive and 24 generalized place invariants in 13 ms returned sat
[2025-06-01 04:06:10] [INFO ] [Real]Absence check using state equation in 121 ms returned sat
[2025-06-01 04:06:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-01 04:06:10] [INFO ] [Nat]Absence check using 37 positive place invariants in 12 ms returned sat
[2025-06-01 04:06:10] [INFO ] [Nat]Absence check using 37 positive and 24 generalized place invariants in 13 ms returned sat
[2025-06-01 04:06:11] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:06:11] [INFO ] Deduced a trap composed of 5 places in 54 ms of which 3 ms to minimize.
[2025-06-01 04:06:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 83 ms
[2025-06-01 04:06:11] [INFO ] Computed and/alt/rep : 189/341/189 causal constraints (skipped 11 transitions) in 14 ms.
[2025-06-01 04:06:11] [INFO ] Added : 137 causal constraints over 28 iterations in 603 ms. Result :sat
Minimization took 121 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 258 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 258/258 places, 203/203 transitions.
Applied a total of 0 rules in 4 ms. Remains 258 /258 variables (removed 0) and now considering 203/203 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 258/258 places, 203/203 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 258/258 places, 203/203 transitions.
Applied a total of 0 rules in 4 ms. Remains 258 /258 variables (removed 0) and now considering 203/203 (removed 0) transitions.
[2025-06-01 04:06:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:06:12] [INFO ] Implicit Places using invariants in 420 ms returned []
[2025-06-01 04:06:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 04:06:13] [INFO ] Implicit Places using invariants and state equation in 453 ms returned []
Implicit Place search using SMT with State Equation took 875 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 04:06:13] [INFO ] Redundant transitions in 1 ms returned []
Running 200 sub problems to find dead transitions.
[2025-06-01 04:06:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/254 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/254 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 0/53 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (OVERLAPS) 2/256 variables, 1/54 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/256 variables, 6/60 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/256 variables, 0/60 constraints. Problems are: Problem set: 0 solved, 200 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 1/257 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/257 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (OVERLAPS) 203/460 variables, 257/318 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:06:22] [INFO ] Deduced a trap composed of 14 places in 89 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:06:22] [INFO ] Deduced a trap composed of 15 places in 116 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:06:23] [INFO ] Deduced a trap composed of 5 places in 38 ms of which 2 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/460 variables, 3/321 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:06:25] [INFO ] Deduced a trap composed of 15 places in 77 ms of which 8 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/460 variables, 1/322 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/460 variables, 0/322 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 12 (OVERLAPS) 1/461 variables, 1/323 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/461 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 14 (OVERLAPS) 0/461 variables, 0/323 constraints. Problems are: Problem set: 0 solved, 200 unsolved
No progress, stopping.
After SMT solving in domain Real declared 461/461 variables, and 323 constraints, problems are : Problem set: 0 solved, 200 unsolved in 30009 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 258/258 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/254 variables, 36/36 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/254 variables, 17/53 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/254 variables, 3/56 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/254 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 4 (OVERLAPS) 2/256 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/256 variables, 6/63 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/256 variables, 1/64 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-01 04:06:46] [INFO ] Deduced a trap composed of 11 places in 85 ms of which 7 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/256 variables, 1/65 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/256 variables, 0/65 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 9 (OVERLAPS) 1/257 variables, 1/66 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/257 variables, 0/66 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 11 (OVERLAPS) 203/460 variables, 257/323 constraints. Problems are: Problem set: 0 solved, 200 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/460 variables, 200/523 constraints. Problems are: Problem set: 0 solved, 200 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 460/461 variables, and 523 constraints, problems are : Problem set: 0 solved, 200 unsolved in 30017 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 257/258 constraints, PredecessorRefiner: 200/200 constraints, Known Traps: 5/5 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60071ms problems are : Problem set: 0 solved, 200 unsolved
Search for dead transitions found 0 dead transitions in 60072ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60977 ms. Remains : 258/258 places, 203/203 transitions.
[2025-06-01 04:07:13] [INFO ] Flatten gal took : 12 ms
[2025-06-01 04:07:13] [INFO ] Flatten gal took : 8 ms
[2025-06-01 04:07:13] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2425146090745173205.gal : 3 ms
[2025-06-01 04:07:13] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6951540765897225359.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/ReachabilityCardinality2425146090745173205.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6951540765897225359.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 ...328
RANDOM walk for 40000 steps (1920 resets) in 218 ms. (182 steps per ms) remains 2/2 properties
Loading property file /tmp/ReachabilityCardinality6951540765897225359.prop.
BEST_FIRST walk for 40004 steps (364 resets) in 128 ms. (310 steps per ms) remains 2/2 properties
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 36
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :36 after 40
BEST_FIRST walk for 40003 steps (346 resets) in 112 ms. (354 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :40 after 160
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :160 after 1588
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :1588 after 28040
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :28040 after 193352
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :193352 after 291128
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :291128 after 985256
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :2.99798e+09 after 2.99865e+09
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :2.99865e+09 after 3.00953e+09
SDD proceeding with computation,2 properties remain. new max is 16384
SDD size :2.78314e+10 after 2.78379e+10
Interrupted probabilistic random walk after 518439 steps, run timeout after 3001 ms. (steps per millisecond=172 ) properties seen :0 out of 2
Probabilistic random walk after 518439 steps, saw 131223 distinct states, run finished after 3001 ms. (steps per millisecond=172 ) properties seen :0
[2025-06-01 04:07:16] [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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (OVERLAPS) 97/127 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/164 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/189 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 7/196 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/196 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 149/345 variables, 196/252 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/345 variables, 0/252 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (OVERLAPS) 13/358 variables, 8/260 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/358 variables, 3/263 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/358 variables, 0/263 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 2/360 variables, 1/264 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/360 variables, 2/266 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/360 variables, 0/266 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (OVERLAPS) 52/412 variables, 3/269 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/412 variables, 1/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/412 variables, 0/270 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (OVERLAPS) 49/461 variables, 49/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (INCLUDED_ONLY) 0/461 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (OVERLAPS) 0/461 variables, 0/319 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 461/461 variables, and 319 constraints, problems are : Problem set: 0 solved, 2 unsolved in 381 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 258/258 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) 29/30 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/30 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 97/127 variables, 7/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/127 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 5 (OVERLAPS) 37/164 variables, 24/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/164 variables, 0/32 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 25/189 variables, 17/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/189 variables, 0/49 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 9 (OVERLAPS) 7/196 variables, 7/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/196 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 11 (OVERLAPS) 149/345 variables, 196/252 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/345 variables, 2/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/345 variables, 0/254 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 13/358 variables, 8/262 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/358 variables, 3/265 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/358 variables, 0/265 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 17 (OVERLAPS) 2/360 variables, 1/266 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/360 variables, 2/268 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/360 variables, 0/268 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 20 (OVERLAPS) 52/412 variables, 3/271 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 21 (INCLUDED_ONLY) 0/412 variables, 1/272 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 22 (INCLUDED_ONLY) 0/412 variables, 0/272 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 23 (OVERLAPS) 49/461 variables, 49/321 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 24 (INCLUDED_ONLY) 0/461 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 25 (OVERLAPS) 0/461 variables, 0/321 constraints. Problems are: Problem set: 0 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 461/461 variables, and 321 constraints, problems are : Problem set: 0 solved, 2 unsolved in 563 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, Generalized P Invariants (flows): 24/24 constraints, State Equation: 258/258 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 951ms problems are : Problem set: 0 solved, 2 unsolved
Fused 2 Parikh solutions to 1 different solutions.
SDD proceeding with computation,2 properties remain. new max is 32768
SDD size :1.04648e+11 after 1.04666e+11
Parikh walk visited 0 properties in 1484 ms.
Support contains 1 out of 258 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 258/258 places, 203/203 transitions.
Applied a total of 0 rules in 5 ms. Remains 258 /258 variables (removed 0) and now considering 203/203 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 258/258 places, 203/203 transitions.
RANDOM walk for 40000 steps (1949 resets) in 168 ms. (236 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (373 resets) in 71 ms. (555 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (379 resets) in 80 ms. (493 steps per ms) remains 2/2 properties
Finished probabilistic random walk after 530592 steps, run visited all 2 properties in 2757 ms. (steps per millisecond=192 )
Probabilistic random walk after 530592 steps, saw 133995 distinct states, run finished after 2757 ms. (steps per millisecond=192 ) properties seen :2
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA DES-PT-50b-UpperBounds-05 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[] Max Struct:[]
Ending property specific reduction for DES-PT-50b-UpperBounds-05 in 146139 ms.
[2025-06-01 04:07:21] [INFO ] Flatten gal took : 10 ms
[2025-06-01 04:07:21] [INFO ] Applying decomposition
[2025-06-01 04:07:21] [INFO ] Flatten gal took : 10 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/graph15120006939470421435.txt' '-o' '/tmp/graph15120006939470421435.bin' '-w' '/tmp/graph15120006939470421435.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph15120006939470421435.bin' '-l' '-1' '-v' '-w' '/tmp/graph15120006939470421435.weights' '-q' '0' '-e' '0.001'
[2025-06-01 04:07:21] [INFO ] Decomposing Gal with order
[2025-06-01 04:07:21] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 04:07:21] [INFO ] Removed a total of 46 redundant transitions.
[2025-06-01 04:07:21] [INFO ] Flatten gal took : 19 ms
[2025-06-01 04:07:21] [INFO ] Fuse similar labels procedure discarded/fused a total of 16 labels/synchronizations in 3 ms.
[2025-06-01 04:07:21] [INFO ] Time to serialize gal into /tmp/UpperBounds2733419219175724683.gal : 3 ms
[2025-06-01 04:07:21] [INFO ] Time to serialize properties into /tmp/UpperBounds2521253895075623633.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/UpperBounds2733419219175724683.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds2521253895075623633.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 ...283
Loading property file /tmp/UpperBounds2521253895075623633.prop.
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,6.90188e+13,30.498,684912,89212,10033,2.04069e+06,20121,314,1.18723e+06,428,251905,0
Total reachable state count : 69018791059726
Verifying 2 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-50b-UpperBounds-00 :0 <= u13.p16 <= 1
FORMULA DES-PT-50b-UpperBounds-00 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-50b-UpperBounds-00,0,34.2473,683584,1,0,2.04069e+06,23613,497,1.18723e+06,577,607667,1258
Min sum of variable value : 0
Maximum sum along a path : 1
Bounds property DES-PT-50b-UpperBounds-02 :0 <= u48.p56 <= 1
FORMULA DES-PT-50b-UpperBounds-02 1 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
DES-PT-50b-UpperBounds-02,0,35.3856,683584,1,0,2.04069e+06,30559,526,1.18723e+06,691,677964,1631
Total runtime 1001199 ms.
BK_STOP 1748750877485
--------------------
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-50b"
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-50b, 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-174854064000357"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DES-PT-50b.tgz
mv DES-PT-50b 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 ;