Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2026-input.r143-smll-177955812400033.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5973
Executing tool gold2025
Input is FireWire-PT-15, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r143-smll-177955812400033
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 6.9K Mar 7 05:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Mar 7 05:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K Mar 7 05:16 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K Mar 7 05:16 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Mar 15 10:08 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Mar 15 10:08 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Mar 15 10:08 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 10:08 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.4K Mar 7 05:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 99K Mar 7 05:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 7 05:17 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 36K Mar 7 05:17 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 15 10:08 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 15 10:08 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 90K Mar 3 18:30 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME FireWire-PT-15-UpperBounds-00
FORMULA_NAME FireWire-PT-15-UpperBounds-01
FORMULA_NAME FireWire-PT-15-UpperBounds-02
FORMULA_NAME FireWire-PT-15-UpperBounds-03
FORMULA_NAME FireWire-PT-15-UpperBounds-04
FORMULA_NAME FireWire-PT-15-UpperBounds-05
FORMULA_NAME FireWire-PT-15-UpperBounds-06
FORMULA_NAME FireWire-PT-15-UpperBounds-07
FORMULA_NAME FireWire-PT-15-UpperBounds-08
FORMULA_NAME FireWire-PT-15-UpperBounds-09
FORMULA_NAME FireWire-PT-15-UpperBounds-10
FORMULA_NAME FireWire-PT-15-UpperBounds-11
FORMULA_NAME FireWire-PT-15-UpperBounds-12
FORMULA_NAME FireWire-PT-15-UpperBounds-13
FORMULA_NAME FireWire-PT-15-UpperBounds-14
FORMULA_NAME FireWire-PT-15-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1779625671628

Invoking MCC driver with
GOLD_TOOL=
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FireWire-PT-15
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2026-05-24 12:27:54] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-24 12:27:54] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-24 12:27:54] [INFO ] Load time of PNML (sax parser for PT used): 198 ms
[2026-05-24 12:27:54] [INFO ] Transformed 248 places.
[2026-05-24 12:27:54] [INFO ] Transformed 383 transitions.
[2026-05-24 12:27:54] [INFO ] Found NUPN structural information;
[2026-05-24 12:27:54] [INFO ] Parsed PT model containing 248 places and 383 transitions and 1144 arcs in 439 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 16 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 383 rows 248 cols
[2026-05-24 12:27:54] [INFO ] Computed 5 invariants in 40 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 (2 resets) in 59 ms. (166 steps per ms)
FORMULA FireWire-PT-15-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-15-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-15-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-15-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-15-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-15-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-15-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-15-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA FireWire-PT-15-UpperBounds-03 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 70000 steps (23 resets) in 205 ms. (339 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
[2026-05-24 12:27:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:27:55] [INFO ] [Real]Absence check using 5 positive place invariants in 23 ms returned sat
[2026-05-24 12:27:55] [INFO ] [Real]Absence check using state equation in 299 ms returned sat
[2026-05-24 12:27:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:27:56] [INFO ] [Nat]Absence check using 5 positive place invariants in 16 ms returned sat
[2026-05-24 12:27:56] [INFO ] [Nat]Absence check using state equation in 223 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:27:56] [INFO ] Deduced a trap composed of 57 places in 304 ms of which 57 ms to minimize.
[2026-05-24 12:27:56] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 398 ms
[2026-05-24 12:27:57] [INFO ] Computed and/alt/rep : 330/889/330 causal constraints (skipped 52 transitions) in 42 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:01] [INFO ] Deduced a trap composed of 113 places in 362 ms of which 38 ms to minimize.
[2026-05-24 12:28:01] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1131)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:01] [INFO ] [Real]Absence check using 5 positive place invariants in 13 ms returned sat
[2026-05-24 12:28:01] [INFO ] [Real]Absence check using state equation in 253 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:01] [INFO ] Deduced a trap composed of 57 places in 304 ms of which 45 ms to minimize.
[2026-05-24 12:28:02] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:02] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2026-05-24 12:28:02] [INFO ] [Nat]Absence check using state equation in 226 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:02] [INFO ] Deduced a trap composed of 57 places in 224 ms of which 35 ms to minimize.
[2026-05-24 12:28:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 271 ms
[2026-05-24 12:28:02] [INFO ] Computed and/alt/rep : 330/889/330 causal constraints (skipped 52 transitions) in 47 ms.
[2026-05-24 12:28:05] [INFO ] Added : 267 causal constraints over 54 iterations in 2821 ms. Result :sat
Minimization took 305 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:05] [INFO ] [Real]Absence check using 5 positive place invariants in 12 ms returned sat
[2026-05-24 12:28:06] [INFO ] [Real]Absence check using state equation in 240 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:06] [INFO ] Deduced a trap composed of 75 places in 306 ms of which 61 ms to minimize.
[2026-05-24 12:28:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:06] [INFO ] [Nat]Absence check using 5 positive place invariants in 13 ms returned sat
[2026-05-24 12:28:06] [INFO ] [Nat]Absence check using state equation in 224 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:07] [INFO ] Deduced a trap composed of 63 places in 241 ms of which 54 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:07] [INFO ] Deduced a trap composed of 66 places in 308 ms of which 53 ms to minimize.
[2026-05-24 12:28:07] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 625 ms
[2026-05-24 12:28:07] [INFO ] Computed and/alt/rep : 330/889/330 causal constraints (skipped 52 transitions) in 46 ms.
[2026-05-24 12:28:11] [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: Broken pipe ... while checking expression at index 2
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
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
[2026-05-24 12:28:11] [INFO ] [Real]Absence check using 5 positive place invariants in 11 ms returned sat
[2026-05-24 12:28:11] [INFO ] [Real]Absence check using state equation in 189 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:12] [INFO ] Deduced a trap composed of 57 places in 243 ms of which 49 ms to minimize.
[2026-05-24 12:28:12] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:12] [INFO ] [Nat]Absence check using 5 positive place invariants in 13 ms returned sat
[2026-05-24 12:28:12] [INFO ] [Nat]Absence check using state equation in 192 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:12] [INFO ] Deduced a trap composed of 57 places in 319 ms of which 48 ms to minimize.
[2026-05-24 12:28:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 372 ms
[2026-05-24 12:28:12] [INFO ] Computed and/alt/rep : 330/889/330 causal constraints (skipped 52 transitions) in 44 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:17] [INFO ] Deduced a trap composed of 58 places in 341 ms of which 54 ms to minimize.
[2026-05-24 12:28:17] [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 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1131)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:17] [INFO ] [Real]Absence check using 5 positive place invariants in 13 ms returned sat
[2026-05-24 12:28:17] [INFO ] [Real]Absence check using state equation in 241 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:17] [INFO ] Deduced a trap composed of 75 places in 202 ms of which 36 ms to minimize.
[2026-05-24 12:28:17] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:18] [INFO ] [Nat]Absence check using 5 positive place invariants in 10 ms returned sat
[2026-05-24 12:28:18] [INFO ] [Nat]Absence check using state equation in 192 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:18] [INFO ] Deduced a trap composed of 57 places in 342 ms of which 61 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:19] [INFO ] Deduced a trap composed of 58 places in 365 ms of which 57 ms to minimize.
[2026-05-24 12:28:19] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 762 ms
[2026-05-24 12:28:19] [INFO ] Computed and/alt/rep : 330/889/330 causal constraints (skipped 52 transitions) in 39 ms.
[2026-05-24 12:28:22] [INFO ] Added : 165 causal constraints over 33 iterations in 3949 ms. Result :unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:23] [INFO ] [Real]Absence check using 5 positive place invariants in 13 ms returned sat
[2026-05-24 12:28:23] [INFO ] [Real]Absence check using state equation in 223 ms returned sat
[2026-05-24 12:28:23] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:23] [INFO ] [Nat]Absence check using 5 positive place invariants in 14 ms returned sat
[2026-05-24 12:28:23] [INFO ] [Nat]Absence check using state equation in 216 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:23] [INFO ] Deduced a trap composed of 75 places in 260 ms of which 70 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:24] [INFO ] Deduced a trap composed of 127 places in 216 ms of which 35 ms to minimize.
[2026-05-24 12:28:24] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 555 ms
[2026-05-24 12:28:24] [INFO ] Computed and/alt/rep : 330/889/330 causal constraints (skipped 52 transitions) in 41 ms.
[2026-05-24 12:28:28] [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.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
[2026-05-24 12:28:28] [INFO ] [Real]Absence check using 5 positive place invariants in 12 ms returned sat
[2026-05-24 12:28:28] [INFO ] [Real]Absence check using state equation in 235 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:29] [INFO ] Deduced a trap composed of 75 places in 320 ms of which 57 ms to minimize.
[2026-05-24 12:28:29] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2026-05-24 12:28:29] [INFO ] [Nat]Absence check using 5 positive place invariants in 14 ms returned sat
[2026-05-24 12:28:29] [INFO ] [Nat]Absence check using state equation in 253 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:29] [INFO ] Deduced a trap composed of 57 places in 290 ms of which 53 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:30] [INFO ] Deduced a trap composed of 58 places in 297 ms of which 58 ms to minimize.
[2026-05-24 12:28:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 659 ms
[2026-05-24 12:28:30] [INFO ] Computed and/alt/rep : 330/889/330 causal constraints (skipped 52 transitions) in 39 ms.
[2026-05-24 12:28:34] [INFO ] Added : 240 causal constraints over 48 iterations in 3967 ms. Result :unknown
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
Support contains 7 out of 248 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 248/248 places, 383/383 transitions.
Graph (trivial) has 183 edges and 248 vertex of which 12 / 248 are part of one of the 3 SCC in 4 ms
Free SCC test removed 9 places
Drop transitions (Empty/Sink Transition effects.) removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Graph (complete) has 667 edges and 239 vertex of which 234 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.2 ms
Discarding 5 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 45 transitions
Trivial Post-agglo rules discarded 45 transitions
Performed 45 trivial Post agglomeration. Transition count delta: 45
Iterating post reduction 0 with 46 rules applied. Total rules applied 48 place count 234 transition count 324
Reduce places removed 45 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 47 rules applied. Total rules applied 95 place count 189 transition count 322
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 96 place count 188 transition count 322
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 5 Pre rules applied. Total rules applied 96 place count 188 transition count 317
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 106 place count 183 transition count 317
Discarding 34 places :
Symmetric choice reduction at 3 with 34 rule applications. Total rules 140 place count 149 transition count 281
Iterating global reduction 3 with 34 rules applied. Total rules applied 174 place count 149 transition count 281
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 175 place count 149 transition count 280
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 3 Pre rules applied. Total rules applied 175 place count 149 transition count 277
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 4 with 6 rules applied. Total rules applied 181 place count 146 transition count 277
Discarding 10 places :
Symmetric choice reduction at 4 with 10 rule applications. Total rules 191 place count 136 transition count 238
Iterating global reduction 4 with 10 rules applied. Total rules applied 201 place count 136 transition count 238
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 203 place count 136 transition count 236
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 204 place count 135 transition count 235
Iterating global reduction 5 with 1 rules applied. Total rules applied 205 place count 135 transition count 235
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 5 with 2 rules applied. Total rules applied 207 place count 135 transition count 233
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 208 place count 134 transition count 233
Performed 20 Post agglomeration using F-continuation condition.Transition count delta: 20
Deduced a syphon composed of 20 places in 1 ms
Reduce places removed 20 places and 0 transitions.
Iterating global reduction 7 with 40 rules applied. Total rules applied 248 place count 114 transition count 213
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: -63
Deduced a syphon composed of 15 places in 1 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 7 with 30 rules applied. Total rules applied 278 place count 99 transition count 276
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 281 place count 99 transition count 273
Drop transitions (Redundant composition of simpler transitions.) removed 16 transitions
Redundant transition composition rules discarded 16 transitions
Iterating global reduction 8 with 16 rules applied. Total rules applied 297 place count 99 transition count 257
Free-agglomeration rule applied 10 times.
Iterating global reduction 8 with 10 rules applied. Total rules applied 307 place count 99 transition count 247
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 8 with 10 rules applied. Total rules applied 317 place count 89 transition count 247
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 318 place count 88 transition count 246
Iterating global reduction 9 with 1 rules applied. Total rules applied 319 place count 88 transition count 246
Drop transitions (Redundant composition of simpler transitions.) removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 9 with 5 rules applied. Total rules applied 324 place count 88 transition count 241
Partial Free-agglomeration rule applied 2 times.
Drop transitions (Partial Free agglomeration) removed 2 transitions
Iterating global reduction 9 with 2 rules applied. Total rules applied 326 place count 88 transition count 241
Applied a total of 326 rules in 200 ms. Remains 88 /248 variables (removed 160) and now considering 241/383 (removed 142) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 213 ms. Remains : 88/248 places, 241/383 transitions.
[2026-05-24 12:28:35] [INFO ] Flow matrix only has 238 transitions (discarded 3 similar events)
// Phase 1: matrix 238 rows 88 cols
[2026-05-24 12:28:35] [INFO ] Computed 4 invariants in 7 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (98105 resets) in 1098 ms. (909 steps per ms)
BEST_FIRST walk for 7000003 steps (229788 resets) in 3215 ms. (2176 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
[2026-05-24 12:28:39] [INFO ] Flow matrix only has 238 transitions (discarded 3 similar events)
[2026-05-24 12:28:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:39] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:39] [INFO ] [Real]Absence check using state equation in 106 ms returned sat
[2026-05-24 12:28:39] [INFO ] State equation strengthened by 36 read => feed constraints.
[2026-05-24 12:28:39] [INFO ] [Real]Added 36 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:28:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:39] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:39] [INFO ] [Nat]Absence check using state equation in 105 ms returned sat
[2026-05-24 12:28:39] [INFO ] [Nat]Added 36 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:28:39] [INFO ] Computed and/alt/rep : 132/720/132 causal constraints (skipped 104 transitions) in 35 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:40] [INFO ] Deduced a trap composed of 31 places in 157 ms of which 25 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:41] [INFO ] Deduced a trap composed of 48 places in 116 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:41] [INFO ] Deduced a trap composed of 49 places in 115 ms of which 11 ms to minimize.
[2026-05-24 12:28:41] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 511 ms
[2026-05-24 12:28:41] [INFO ] Added : 69 causal constraints over 14 iterations in 1388 ms. Result :sat
Minimization took 209 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:41] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:41] [INFO ] [Real]Absence check using state equation in 101 ms returned sat
[2026-05-24 12:28:41] [INFO ] [Real]Added 36 Read/Feed constraints in 10 ms returned sat
[2026-05-24 12:28:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:41] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:41] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2026-05-24 12:28:41] [INFO ] [Nat]Added 36 Read/Feed constraints in 14 ms returned sat
[2026-05-24 12:28:41] [INFO ] Computed and/alt/rep : 132/720/132 causal constraints (skipped 104 transitions) in 26 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:42] [INFO ] Deduced a trap composed of 31 places in 147 ms of which 14 ms to minimize.
[2026-05-24 12:28:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 186 ms
[2026-05-24 12:28:42] [INFO ] Added : 56 causal constraints over 12 iterations in 622 ms. Result :sat
Minimization took 115 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:42] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:28:42] [INFO ] [Real]Absence check using state equation in 73 ms returned sat
[2026-05-24 12:28:42] [INFO ] [Real]Added 36 Read/Feed constraints in 7 ms returned sat
[2026-05-24 12:28:42] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:42] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:28:42] [INFO ] [Nat]Absence check using state equation in 77 ms returned sat
[2026-05-24 12:28:42] [INFO ] [Nat]Added 36 Read/Feed constraints in 7 ms returned sat
[2026-05-24 12:28:42] [INFO ] Computed and/alt/rep : 132/720/132 causal constraints (skipped 104 transitions) in 24 ms.
[2026-05-24 12:28:43] [INFO ] Added : 36 causal constraints over 11 iterations in 236 ms. Result :sat
Minimization took 105 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:43] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 12:28:43] [INFO ] [Real]Absence check using state equation in 72 ms returned sat
[2026-05-24 12:28:43] [INFO ] [Real]Added 36 Read/Feed constraints in 10 ms returned sat
[2026-05-24 12:28:43] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:43] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:28:43] [INFO ] [Nat]Absence check using state equation in 75 ms returned sat
[2026-05-24 12:28:43] [INFO ] [Nat]Added 36 Read/Feed constraints in 10 ms returned sat
[2026-05-24 12:28:43] [INFO ] Computed and/alt/rep : 132/720/132 causal constraints (skipped 104 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:43] [INFO ] Deduced a trap composed of 14 places in 113 ms of which 6 ms to minimize.
[2026-05-24 12:28:43] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 137 ms
[2026-05-24 12:28:43] [INFO ] Added : 17 causal constraints over 5 iterations in 272 ms. Result :sat
Minimization took 89 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:43] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:28:43] [INFO ] [Real]Absence check using state equation in 105 ms returned sat
[2026-05-24 12:28:44] [INFO ] [Real]Added 36 Read/Feed constraints in 14 ms returned sat
[2026-05-24 12:28:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:44] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:44] [INFO ] [Nat]Absence check using state equation in 109 ms returned sat
[2026-05-24 12:28:44] [INFO ] [Nat]Added 36 Read/Feed constraints in 23 ms returned sat
[2026-05-24 12:28:44] [INFO ] Computed and/alt/rep : 132/720/132 causal constraints (skipped 104 transitions) in 32 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:44] [INFO ] Deduced a trap composed of 31 places in 127 ms of which 14 ms to minimize.
[2026-05-24 12:28:45] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 184 ms
[2026-05-24 12:28:45] [INFO ] Added : 71 causal constraints over 15 iterations in 797 ms. Result :sat
Minimization took 139 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:45] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:45] [INFO ] [Real]Absence check using state equation in 77 ms returned sat
[2026-05-24 12:28:45] [INFO ] [Real]Added 36 Read/Feed constraints in 10 ms returned sat
[2026-05-24 12:28:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:45] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:45] [INFO ] [Nat]Absence check using state equation in 102 ms returned sat
[2026-05-24 12:28:45] [INFO ] [Nat]Added 36 Read/Feed constraints in 17 ms returned sat
[2026-05-24 12:28:45] [INFO ] Computed and/alt/rep : 132/720/132 causal constraints (skipped 104 transitions) in 33 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:46] [INFO ] Deduced a trap composed of 31 places in 122 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:46] [INFO ] Deduced a trap composed of 41 places in 72 ms of which 5 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:46] [INFO ] Deduced a trap composed of 49 places in 95 ms of which 6 ms to minimize.
[2026-05-24 12:28:46] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 463 ms
[2026-05-24 12:28:46] [INFO ] Added : 63 causal constraints over 13 iterations in 976 ms. Result :sat
Minimization took 135 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:46] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:28:46] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2026-05-24 12:28:46] [INFO ] [Real]Added 36 Read/Feed constraints in 10 ms returned sat
[2026-05-24 12:28:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:46] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:28:46] [INFO ] [Nat]Absence check using state equation in 68 ms returned sat
[2026-05-24 12:28:46] [INFO ] [Nat]Added 36 Read/Feed constraints in 11 ms returned sat
[2026-05-24 12:28:46] [INFO ] Computed and/alt/rep : 132/720/132 causal constraints (skipped 104 transitions) in 21 ms.
[2026-05-24 12:28:47] [INFO ] Added : 55 causal constraints over 12 iterations in 328 ms. Result :sat
Minimization took 112 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1]
FORMULA FireWire-PT-15-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
Support contains 6 out of 88 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 88/88 places, 241/241 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 87 transition count 240
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 3 place count 86 transition count 236
Iterating global reduction 0 with 1 rules applied. Total rules applied 4 place count 86 transition count 236
Applied a total of 4 rules in 27 ms. Remains 86 /88 variables (removed 2) and now considering 236/241 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 86/88 places, 236/241 transitions.
[2026-05-24 12:28:47] [INFO ] Flow matrix only has 233 transitions (discarded 3 similar events)
// Phase 1: matrix 233 rows 86 cols
[2026-05-24 12:28:47] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (98015 resets) in 911 ms. (1096 steps per ms)
BEST_FIRST walk for 6000003 steps (196895 resets) in 2657 ms. (2257 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
[2026-05-24 12:28:51] [INFO ] Flow matrix only has 233 transitions (discarded 3 similar events)
[2026-05-24 12:28:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:51] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2026-05-24 12:28:51] [INFO ] [Real]Absence check using state equation in 105 ms returned sat
[2026-05-24 12:28:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:51] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:51] [INFO ] [Nat]Absence check using state equation in 103 ms returned sat
[2026-05-24 12:28:51] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-24 12:28:51] [INFO ] [Nat]Added 35 Read/Feed constraints in 11 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:51] [INFO ] Deduced a trap composed of 30 places in 120 ms of which 18 ms to minimize.
[2026-05-24 12:28:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 146 ms
[2026-05-24 12:28:51] [INFO ] Computed and/alt/rep : 129/714/129 causal constraints (skipped 102 transitions) in 25 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:52] [INFO ] Deduced a trap composed of 47 places in 137 ms of which 16 ms to minimize.
[2026-05-24 12:28:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 214 ms
[2026-05-24 12:28:52] [INFO ] Added : 87 causal constraints over 18 iterations in 922 ms. Result :sat
Minimization took 223 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:52] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:53] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2026-05-24 12:28:53] [INFO ] [Real]Added 35 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:28:53] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:53] [INFO ] [Nat]Absence check using 4 positive place invariants in 5 ms returned sat
[2026-05-24 12:28:53] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2026-05-24 12:28:53] [INFO ] [Nat]Added 35 Read/Feed constraints in 11 ms returned sat
[2026-05-24 12:28:53] [INFO ] Computed and/alt/rep : 129/714/129 causal constraints (skipped 102 transitions) in 25 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:54] [INFO ] Deduced a trap composed of 14 places in 166 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:54] [INFO ] Deduced a trap composed of 30 places in 166 ms of which 20 ms to minimize.
[2026-05-24 12:28:54] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 423 ms
[2026-05-24 12:28:54] [INFO ] Added : 69 causal constraints over 15 iterations in 1009 ms. Result :sat
Minimization took 178 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:54] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2026-05-24 12:28:54] [INFO ] [Real]Absence check using state equation in 108 ms returned sat
[2026-05-24 12:28:54] [INFO ] [Real]Added 35 Read/Feed constraints in 11 ms returned sat
[2026-05-24 12:28:54] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:54] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:54] [INFO ] [Nat]Absence check using state equation in 106 ms returned sat
[2026-05-24 12:28:54] [INFO ] [Nat]Added 35 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:28:54] [INFO ] Computed and/alt/rep : 129/714/129 causal constraints (skipped 102 transitions) in 27 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:55] [INFO ] Deduced a trap composed of 14 places in 130 ms of which 15 ms to minimize.
[2026-05-24 12:28:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 171 ms
[2026-05-24 12:28:55] [INFO ] Added : 28 causal constraints over 7 iterations in 430 ms. Result :sat
Minimization took 156 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:55] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2026-05-24 12:28:55] [INFO ] [Real]Absence check using state equation in 108 ms returned sat
[2026-05-24 12:28:55] [INFO ] [Real]Added 35 Read/Feed constraints in 19 ms returned sat
[2026-05-24 12:28:55] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:55] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:55] [INFO ] [Nat]Absence check using state equation in 106 ms returned sat
[2026-05-24 12:28:55] [INFO ] [Nat]Added 35 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:28:55] [INFO ] Computed and/alt/rep : 129/714/129 causal constraints (skipped 102 transitions) in 26 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:56] [INFO ] Deduced a trap composed of 14 places in 133 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:56] [INFO ] Deduced a trap composed of 30 places in 136 ms of which 9 ms to minimize.
[2026-05-24 12:28:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 342 ms
[2026-05-24 12:28:56] [INFO ] Added : 40 causal constraints over 9 iterations in 692 ms. Result :sat
Minimization took 171 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:56] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:56] [INFO ] [Real]Absence check using state equation in 110 ms returned sat
[2026-05-24 12:28:56] [INFO ] [Real]Added 35 Read/Feed constraints in 12 ms returned sat
[2026-05-24 12:28:56] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:57] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:57] [INFO ] [Nat]Absence check using state equation in 117 ms returned sat
[2026-05-24 12:28:57] [INFO ] [Nat]Added 35 Read/Feed constraints in 17 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:57] [INFO ] Deduced a trap composed of 14 places in 140 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:57] [INFO ] Deduced a trap composed of 30 places in 151 ms of which 11 ms to minimize.
[2026-05-24 12:28:57] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 330 ms
[2026-05-24 12:28:57] [INFO ] Computed and/alt/rep : 129/714/129 causal constraints (skipped 102 transitions) in 25 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:58] [INFO ] Deduced a trap composed of 47 places in 94 ms of which 7 ms to minimize.
[2026-05-24 12:28:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 207 ms
[2026-05-24 12:28:58] [INFO ] Added : 82 causal constraints over 18 iterations in 952 ms. Result :sat
Minimization took 224 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:58] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:58] [INFO ] [Real]Absence check using state equation in 113 ms returned sat
[2026-05-24 12:28:58] [INFO ] [Real]Added 35 Read/Feed constraints in 18 ms returned sat
[2026-05-24 12:28:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:28:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:28:59] [INFO ] [Nat]Absence check using state equation in 106 ms returned sat
[2026-05-24 12:28:59] [INFO ] [Nat]Added 35 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:28:59] [INFO ] Computed and/alt/rep : 129/714/129 causal constraints (skipped 102 transitions) in 27 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:28:59] [INFO ] Deduced a trap composed of 14 places in 145 ms of which 18 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:00] [INFO ] Deduced a trap composed of 17 places in 137 ms of which 20 ms to minimize.
[2026-05-24 12:29:00] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 388 ms
[2026-05-24 12:29:00] [INFO ] Added : 73 causal constraints over 18 iterations in 1202 ms. Result :sat
Minimization took 233 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1]
FORMULA FireWire-PT-15-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
Support contains 5 out of 86 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 86/86 places, 236/236 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 86 transition count 235
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 2 place count 85 transition count 235
Applied a total of 2 rules in 23 ms. Remains 85 /86 variables (removed 1) and now considering 235/236 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 85/86 places, 235/236 transitions.
[2026-05-24 12:29:00] [INFO ] Flow matrix only has 232 transitions (discarded 3 similar events)
// Phase 1: matrix 232 rows 85 cols
[2026-05-24 12:29:00] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (97933 resets) in 1369 ms. (729 steps per ms)
BEST_FIRST walk for 5000004 steps (164163 resets) in 2545 ms. (1963 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
[2026-05-24 12:29:04] [INFO ] Flow matrix only has 232 transitions (discarded 3 similar events)
[2026-05-24 12:29:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:04] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:29:04] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2026-05-24 12:29:04] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-24 12:29:04] [INFO ] [Real]Added 35 Read/Feed constraints in 9 ms returned sat
[2026-05-24 12:29:04] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:04] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:29:04] [INFO ] [Nat]Absence check using state equation in 64 ms returned sat
[2026-05-24 12:29:04] [INFO ] [Nat]Added 35 Read/Feed constraints in 8 ms returned sat
[2026-05-24 12:29:04] [INFO ] Computed and/alt/rep : 128/713/128 causal constraints (skipped 102 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:05] [INFO ] Deduced a trap composed of 30 places in 157 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:05] [INFO ] Deduced a trap composed of 39 places in 128 ms of which 9 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:05] [INFO ] Deduced a trap composed of 46 places in 119 ms of which 10 ms to minimize.
[2026-05-24 12:29:05] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 514 ms
[2026-05-24 12:29:05] [INFO ] Added : 48 causal constraints over 11 iterations in 917 ms. Result :sat
Minimization took 199 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:06] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:06] [INFO ] [Real]Absence check using state equation in 105 ms returned sat
[2026-05-24 12:29:06] [INFO ] [Real]Added 35 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:29:06] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:06] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:06] [INFO ] [Nat]Absence check using state equation in 107 ms returned sat
[2026-05-24 12:29:06] [INFO ] [Nat]Added 35 Read/Feed constraints in 12 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:06] [INFO ] Deduced a trap composed of 14 places in 119 ms of which 10 ms to minimize.
[2026-05-24 12:29:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 145 ms
[2026-05-24 12:29:06] [INFO ] Computed and/alt/rep : 128/713/128 causal constraints (skipped 102 transitions) in 23 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:06] [INFO ] Deduced a trap composed of 30 places in 136 ms of which 21 ms to minimize.
[2026-05-24 12:29:06] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 180 ms
[2026-05-24 12:29:07] [INFO ] Added : 33 causal constraints over 8 iterations in 475 ms. Result :sat
Minimization took 184 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:07] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:07] [INFO ] [Real]Absence check using state equation in 108 ms returned sat
[2026-05-24 12:29:07] [INFO ] [Real]Added 35 Read/Feed constraints in 10 ms returned sat
[2026-05-24 12:29:07] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:07] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:07] [INFO ] [Nat]Absence check using state equation in 111 ms returned sat
[2026-05-24 12:29:07] [INFO ] [Nat]Added 35 Read/Feed constraints in 14 ms returned sat
[2026-05-24 12:29:07] [INFO ] Computed and/alt/rep : 128/713/128 causal constraints (skipped 102 transitions) in 24 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:08] [INFO ] Deduced a trap composed of 30 places in 126 ms of which 9 ms to minimize.
[2026-05-24 12:29:08] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 182 ms
[2026-05-24 12:29:08] [INFO ] Added : 89 causal constraints over 18 iterations in 953 ms. Result :sat
Minimization took 281 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:08] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:08] [INFO ] [Real]Absence check using state equation in 106 ms returned sat
[2026-05-24 12:29:09] [INFO ] [Real]Added 35 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:29:09] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:09] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:09] [INFO ] [Nat]Absence check using state equation in 106 ms returned sat
[2026-05-24 12:29:09] [INFO ] [Nat]Added 35 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:29:09] [INFO ] Computed and/alt/rep : 128/713/128 causal constraints (skipped 102 transitions) in 27 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:09] [INFO ] Deduced a trap composed of 30 places in 132 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:09] [INFO ] Deduced a trap composed of 39 places in 86 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:10] [INFO ] Deduced a trap composed of 46 places in 86 ms of which 10 ms to minimize.
[2026-05-24 12:29:10] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 416 ms
[2026-05-24 12:29:10] [INFO ] Added : 62 causal constraints over 13 iterations in 971 ms. Result :sat
Minimization took 192 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:10] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:10] [INFO ] [Real]Absence check using state equation in 97 ms returned sat
[2026-05-24 12:29:10] [INFO ] [Real]Added 35 Read/Feed constraints in 8 ms returned sat
[2026-05-24 12:29:10] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:10] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:10] [INFO ] [Nat]Absence check using state equation in 96 ms returned sat
[2026-05-24 12:29:10] [INFO ] [Nat]Added 35 Read/Feed constraints in 12 ms returned sat
[2026-05-24 12:29:10] [INFO ] Computed and/alt/rep : 128/713/128 causal constraints (skipped 102 transitions) in 18 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:11] [INFO ] Deduced a trap composed of 14 places in 101 ms of which 12 ms to minimize.
[2026-05-24 12:29:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 148 ms
[2026-05-24 12:29:11] [INFO ] Added : 47 causal constraints over 10 iterations in 521 ms. Result :sat
Minimization took 166 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1]
FORMULA FireWire-PT-15-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 1] Max Struct:[1, 1, 1, 1]
Support contains 4 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 235/235 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 84 transition count 234
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 84 transition count 234
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 3 place count 84 transition count 234
Applied a total of 3 rules in 33 ms. Remains 84 /85 variables (removed 1) and now considering 234/235 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33 ms. Remains : 84/85 places, 234/235 transitions.
[2026-05-24 12:29:11] [INFO ] Flow matrix only has 231 transitions (discarded 3 similar events)
// Phase 1: matrix 231 rows 84 cols
[2026-05-24 12:29:11] [INFO ] Computed 4 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 1] Max Struct:[1, 1, 1, 1]
FORMULA FireWire-PT-15-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (98179 resets) in 1129 ms. (884 steps per ms)
BEST_FIRST walk for 3000003 steps (98512 resets) in 1161 ms. (2581 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2026-05-24 12:29:13] [INFO ] Flow matrix only has 231 transitions (discarded 3 similar events)
[2026-05-24 12:29:13] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:14] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 12:29:14] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2026-05-24 12:29:14] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-24 12:29:14] [INFO ] [Real]Added 35 Read/Feed constraints in 7 ms returned sat
[2026-05-24 12:29:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:14] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:29:14] [INFO ] [Nat]Absence check using state equation in 73 ms returned sat
[2026-05-24 12:29:14] [INFO ] [Nat]Added 35 Read/Feed constraints in 9 ms returned sat
[2026-05-24 12:29:14] [INFO ] Computed and/alt/rep : 127/712/127 causal constraints (skipped 102 transitions) in 15 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:14] [INFO ] Deduced a trap composed of 14 places in 89 ms of which 8 ms to minimize.
[2026-05-24 12:29:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 116 ms
[2026-05-24 12:29:14] [INFO ] Added : 60 causal constraints over 13 iterations in 466 ms. Result :sat
Minimization took 146 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:14] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 12:29:14] [INFO ] [Real]Absence check using state equation in 69 ms returned sat
[2026-05-24 12:29:14] [INFO ] [Real]Added 35 Read/Feed constraints in 7 ms returned sat
[2026-05-24 12:29:14] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:15] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:29:15] [INFO ] [Nat]Absence check using state equation in 71 ms returned sat
[2026-05-24 12:29:15] [INFO ] [Nat]Added 35 Read/Feed constraints in 7 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:15] [INFO ] Deduced a trap composed of 14 places in 86 ms of which 10 ms to minimize.
[2026-05-24 12:29:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 102 ms
[2026-05-24 12:29:15] [INFO ] Computed and/alt/rep : 127/712/127 causal constraints (skipped 102 transitions) in 14 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:15] [INFO ] Deduced a trap composed of 30 places in 89 ms of which 14 ms to minimize.
[2026-05-24 12:29:15] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 117 ms
[2026-05-24 12:29:15] [INFO ] Added : 65 causal constraints over 14 iterations in 446 ms. Result :sat
Minimization took 134 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:15] [INFO ] [Real]Absence check using 4 positive place invariants in 7 ms returned sat
[2026-05-24 12:29:15] [INFO ] [Real]Absence check using state equation in 75 ms returned sat
[2026-05-24 12:29:15] [INFO ] [Real]Added 35 Read/Feed constraints in 12 ms returned sat
[2026-05-24 12:29:15] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:16] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:16] [INFO ] [Nat]Absence check using state equation in 108 ms returned sat
[2026-05-24 12:29:16] [INFO ] [Nat]Added 35 Read/Feed constraints in 15 ms returned sat
[2026-05-24 12:29:16] [INFO ] Computed and/alt/rep : 127/712/127 causal constraints (skipped 102 transitions) in 27 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:16] [INFO ] Deduced a trap composed of 30 places in 166 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:17] [INFO ] Deduced a trap composed of 38 places in 104 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:17] [INFO ] Deduced a trap composed of 45 places in 106 ms of which 7 ms to minimize.
[2026-05-24 12:29:17] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 489 ms
[2026-05-24 12:29:17] [INFO ] Added : 57 causal constraints over 12 iterations in 1170 ms. Result :sat
Minimization took 216 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 234/234 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 83 transition count 233
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 83 transition count 233
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 3 place count 83 transition count 233
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 4 place count 83 transition count 232
Applied a total of 4 rules in 26 ms. Remains 83 /84 variables (removed 1) and now considering 232/234 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 83/84 places, 232/234 transitions.
[2026-05-24 12:29:17] [INFO ] Flow matrix only has 229 transitions (discarded 3 similar events)
// Phase 1: matrix 229 rows 83 cols
[2026-05-24 12:29:17] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (98006 resets) in 1096 ms. (911 steps per ms)
BEST_FIRST walk for 3000003 steps (98515 resets) in 1099 ms. (2727 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2026-05-24 12:29:19] [INFO ] Flow matrix only has 229 transitions (discarded 3 similar events)
[2026-05-24 12:29:19] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:19] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 12:29:20] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2026-05-24 12:29:20] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-24 12:29:20] [INFO ] [Real]Added 35 Read/Feed constraints in 10 ms returned sat
[2026-05-24 12:29:20] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:20] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:29:20] [INFO ] [Nat]Absence check using state equation in 67 ms returned sat
[2026-05-24 12:29:20] [INFO ] [Nat]Added 35 Read/Feed constraints in 9 ms returned sat
[2026-05-24 12:29:20] [INFO ] Computed and/alt/rep : 125/701/125 causal constraints (skipped 102 transitions) in 17 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:20] [INFO ] Deduced a trap composed of 30 places in 108 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:20] [INFO ] Deduced a trap composed of 44 places in 98 ms of which 7 ms to minimize.
[2026-05-24 12:29:20] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 330 ms
[2026-05-24 12:29:20] [INFO ] Added : 54 causal constraints over 12 iterations in 652 ms. Result :sat
Minimization took 208 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:21] [INFO ] [Real]Absence check using 4 positive place invariants in 5 ms returned sat
[2026-05-24 12:29:21] [INFO ] [Real]Absence check using state equation in 109 ms returned sat
[2026-05-24 12:29:21] [INFO ] [Real]Added 35 Read/Feed constraints in 12 ms returned sat
[2026-05-24 12:29:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:21] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:29:21] [INFO ] [Nat]Absence check using state equation in 105 ms returned sat
[2026-05-24 12:29:21] [INFO ] [Nat]Added 35 Read/Feed constraints in 16 ms returned sat
[2026-05-24 12:29:21] [INFO ] Computed and/alt/rep : 125/701/125 causal constraints (skipped 102 transitions) in 28 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:21] [INFO ] Deduced a trap composed of 30 places in 102 ms of which 12 ms to minimize.
[2026-05-24 12:29:21] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 145 ms
[2026-05-24 12:29:22] [INFO ] Added : 48 causal constraints over 11 iterations in 570 ms. Result :sat
Minimization took 122 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:22] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2026-05-24 12:29:22] [INFO ] [Real]Absence check using state equation in 67 ms returned sat
[2026-05-24 12:29:22] [INFO ] [Real]Added 35 Read/Feed constraints in 6 ms returned sat
[2026-05-24 12:29:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:29:22] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:29:22] [INFO ] [Nat]Absence check using state equation in 63 ms returned sat
[2026-05-24 12:29:22] [INFO ] [Nat]Added 35 Read/Feed constraints in 7 ms returned sat
[2026-05-24 12:29:22] [INFO ] Computed and/alt/rep : 125/701/125 causal constraints (skipped 102 transitions) in 15 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:23] [INFO ] Deduced a trap composed of 30 places in 138 ms of which 24 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:23] [INFO ] Deduced a trap composed of 44 places in 105 ms of which 8 ms to minimize.
[2026-05-24 12:29:23] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 326 ms
[2026-05-24 12:29:23] [INFO ] Added : 53 causal constraints over 12 iterations in 866 ms. Result :sat
Minimization took 214 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 232/232 transitions.
Applied a total of 0 rules in 9 ms. Remains 83 /83 variables (removed 0) and now considering 232/232 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 9 ms. Remains : 83/83 places, 232/232 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 232/232 transitions.
Applied a total of 0 rules in 9 ms. Remains 83 /83 variables (removed 0) and now considering 232/232 (removed 0) transitions.
[2026-05-24 12:29:23] [INFO ] Flow matrix only has 229 transitions (discarded 3 similar events)
[2026-05-24 12:29:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:29:23] [INFO ] Implicit Places using invariants in 193 ms returned []
[2026-05-24 12:29:23] [INFO ] Flow matrix only has 229 transitions (discarded 3 similar events)
[2026-05-24 12:29:23] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:29:24] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-24 12:29:24] [INFO ] Implicit Places using invariants and state equation in 364 ms returned []
Implicit Place search using SMT with State Equation took 560 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:29:24] [INFO ] Redundant transitions in 19 ms returned []
Running 230 sub problems to find dead transitions.
[2026-05-24 12:29:24] [INFO ] Flow matrix only has 229 transitions (discarded 3 similar events)
[2026-05-24 12:29:24] [INFO ] Invariant cache hit.
[2026-05-24 12:29:24] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (OVERLAPS) 1/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 230 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:27] [INFO ] Deduced a trap composed of 35 places in 155 ms of which 19 ms to minimize.
Problem TDEAD30 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:27] [INFO ] Deduced a trap composed of 17 places in 144 ms of which 15 ms to minimize.
Problem TDEAD32 is UNSAT
Problem TDEAD33 is UNSAT
Problem TDEAD34 is UNSAT
Problem TDEAD35 is UNSAT
Problem TDEAD36 is UNSAT
Problem TDEAD38 is UNSAT
Problem TDEAD39 is UNSAT
Problem TDEAD40 is UNSAT
Problem TDEAD41 is UNSAT
Problem TDEAD42 is UNSAT
Problem TDEAD43 is UNSAT
Problem TDEAD44 is UNSAT
Problem TDEAD47 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:27] [INFO ] Deduced a trap composed of 44 places in 113 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:28] [INFO ] Deduced a trap composed of 14 places in 146 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:28] [INFO ] Deduced a trap composed of 30 places in 145 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:28] [INFO ] Deduced a trap composed of 37 places in 104 ms of which 12 ms to minimize.
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:29:28] [INFO ] Deduced a trap composed of 60 places in 131 ms of which 17 ms to minimize.
Problem TDEAD179 is UNSAT
Problem TDEAD223 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 7/11 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/11 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 4 (OVERLAPS) 229/312 variables, 83/94 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/312 variables, 35/129 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/312 variables, 0/129 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 7 (OVERLAPS) 0/312 variables, 0/129 constraints. Problems are: Problem set: 18 solved, 212 unsolved
No progress, stopping.
After SMT solving in domain Real declared 312/312 variables, and 129 constraints, problems are : Problem set: 18 solved, 212 unsolved in 14555 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 83/83 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 230/230 constraints, Known Traps: 7/7 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 18 solved, 212 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 0/0 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 1/83 variables, 4/4 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 7/11 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/11 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 4 (OVERLAPS) 229/312 variables, 83/94 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/312 variables, 35/129 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/312 variables, 212/341 constraints. Problems are: Problem set: 18 solved, 212 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/312 variables, 0/341 constraints. Problems are: Problem set: 18 solved, 212 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:07] [INFO ] Deduced a trap composed of 18 places in 108 ms of which 17 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 312/312 variables, and 342 constraints, problems are : Problem set: 18 solved, 212 unsolved in 30024 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 83/83 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 212/230 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 44946ms problems are : Problem set: 18 solved, 212 unsolved
Search for dead transitions found 18 dead transitions in 44967ms
Found 18 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 18 transitions
Dead transitions reduction (with SMT) removed 18 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 83/83 places, 214/232 transitions.
Applied a total of 0 rules in 10 ms. Remains 83 /83 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:30:09] [INFO ] Redundant transitions in 13 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 45626 ms. Remains : 83/83 places, 214/232 transitions.
[2026-05-24 12:30:09] [INFO ] Flow matrix only has 211 transitions (discarded 3 similar events)
// Phase 1: matrix 211 rows 83 cols
[2026-05-24 12:30:09] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (98205 resets) in 909 ms. (1098 steps per ms)
BEST_FIRST walk for 3000001 steps (98434 resets) in 1452 ms. (2064 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2026-05-24 12:30:11] [INFO ] Flow matrix only has 211 transitions (discarded 3 similar events)
[2026-05-24 12:30:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:11] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:11] [INFO ] [Real]Absence check using state equation in 104 ms returned sat
[2026-05-24 12:30:11] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-24 12:30:11] [INFO ] [Real]Added 35 Read/Feed constraints in 16 ms returned sat
[2026-05-24 12:30:11] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:12] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:12] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2026-05-24 12:30:12] [INFO ] [Nat]Added 35 Read/Feed constraints in 19 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:12] [INFO ] Deduced a trap composed of 16 places in 127 ms of which 17 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:12] [INFO ] Deduced a trap composed of 35 places in 140 ms of which 23 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:12] [INFO ] Deduced a trap composed of 45 places in 119 ms of which 16 ms to minimize.
[2026-05-24 12:30:12] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 434 ms
[2026-05-24 12:30:12] [INFO ] Computed and/alt/rep : 112/538/112 causal constraints (skipped 97 transitions) in 22 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:12] [INFO ] Deduced a trap composed of 37 places in 90 ms of which 8 ms to minimize.
[2026-05-24 12:30:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 132 ms
[2026-05-24 12:30:12] [INFO ] Added : 22 causal constraints over 5 iterations in 329 ms. Result :sat
Minimization took 137 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:13] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:13] [INFO ] [Real]Absence check using state equation in 101 ms returned sat
[2026-05-24 12:30:13] [INFO ] [Real]Added 35 Read/Feed constraints in 11 ms returned sat
[2026-05-24 12:30:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:13] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:13] [INFO ] [Nat]Absence check using state equation in 98 ms returned sat
[2026-05-24 12:30:13] [INFO ] [Nat]Added 35 Read/Feed constraints in 11 ms returned sat
[2026-05-24 12:30:13] [INFO ] Computed and/alt/rep : 112/538/112 causal constraints (skipped 97 transitions) in 24 ms.
[2026-05-24 12:30:13] [INFO ] Added : 7 causal constraints over 2 iterations in 94 ms. Result :sat
Minimization took 104 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:13] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:13] [INFO ] [Real]Absence check using state equation in 89 ms returned sat
[2026-05-24 12:30:13] [INFO ] [Real]Added 35 Read/Feed constraints in 12 ms returned sat
[2026-05-24 12:30:13] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:13] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:13] [INFO ] [Nat]Absence check using state equation in 88 ms returned sat
[2026-05-24 12:30:13] [INFO ] [Nat]Added 35 Read/Feed constraints in 17 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:14] [INFO ] Deduced a trap composed of 14 places in 127 ms of which 18 ms to minimize.
[2026-05-24 12:30:14] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 152 ms
[2026-05-24 12:30:14] [INFO ] Computed and/alt/rep : 112/538/112 causal constraints (skipped 97 transitions) in 21 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:14] [INFO ] Deduced a trap composed of 37 places in 102 ms of which 7 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:14] [INFO ] Deduced a trap composed of 44 places in 99 ms of which 8 ms to minimize.
[2026-05-24 12:30:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 291 ms
[2026-05-24 12:30:14] [INFO ] Added : 55 causal constraints over 12 iterations in 708 ms. Result :sat
Minimization took 158 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 214/214 transitions.
Applied a total of 0 rules in 8 ms. Remains 83 /83 variables (removed 0) and now considering 214/214 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 83/83 places, 214/214 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 214/214 transitions.
Applied a total of 0 rules in 8 ms. Remains 83 /83 variables (removed 0) and now considering 214/214 (removed 0) transitions.
[2026-05-24 12:30:15] [INFO ] Flow matrix only has 211 transitions (discarded 3 similar events)
[2026-05-24 12:30:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:30:15] [INFO ] Implicit Places using invariants in 152 ms returned []
[2026-05-24 12:30:15] [INFO ] Flow matrix only has 211 transitions (discarded 3 similar events)
[2026-05-24 12:30:15] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:30:15] [INFO ] State equation strengthened by 35 read => feed constraints.
[2026-05-24 12:30:15] [INFO ] Implicit Places using invariants and state equation in 359 ms returned []
Implicit Place search using SMT with State Equation took 521 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:30:15] [INFO ] Redundant transitions in 4 ms returned []
Running 212 sub problems to find dead transitions.
[2026-05-24 12:30:15] [INFO ] Flow matrix only has 211 transitions (discarded 3 similar events)
[2026-05-24 12:30:15] [INFO ] Invariant cache hit.
[2026-05-24 12:30:15] [INFO ] State equation strengthened by 35 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 212 unsolved
At refinement iteration 1 (OVERLAPS) 1/83 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 212 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:18] [INFO ] Deduced a trap composed of 35 places in 136 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:18] [INFO ] Deduced a trap composed of 49 places in 119 ms of which 17 ms to minimize.
Problem TDEAD11 is UNSAT
Problem TDEAD12 is UNSAT
Problem TDEAD13 is UNSAT
Problem TDEAD14 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
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:18] [INFO ] Deduced a trap composed of 16 places in 134 ms of which 11 ms to minimize.
Problem TDEAD33 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:18] [INFO ] Deduced a trap composed of 44 places in 116 ms of which 12 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:18] [INFO ] Deduced a trap composed of 14 places in 117 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:19] [INFO ] Deduced a trap composed of 30 places in 129 ms of which 18 ms to minimize.
Problem TDEAD66 is UNSAT
Problem TDEAD67 is UNSAT
Problem TDEAD68 is UNSAT
Problem TDEAD69 is UNSAT
Problem TDEAD70 is UNSAT
Problem TDEAD71 is UNSAT
Problem TDEAD72 is UNSAT
Problem TDEAD73 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD75 is UNSAT
Problem TDEAD76 is UNSAT
Problem TDEAD77 is UNSAT
Problem TDEAD78 is UNSAT
Problem TDEAD79 is UNSAT
Problem TDEAD80 is UNSAT
Problem TDEAD81 is UNSAT
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:19] [INFO ] Deduced a trap composed of 37 places in 104 ms of which 14 ms to minimize.
Problem TDEAD154 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
Problem TDEAD161 is UNSAT
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:19] [INFO ] Deduced a trap composed of 45 places in 113 ms of which 20 ms to minimize.
Problem TDEAD189 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 8/12 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/12 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 4 (OVERLAPS) 211/294 variables, 83/95 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/294 variables, 35/130 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/294 variables, 0/130 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 7 (OVERLAPS) 0/294 variables, 0/130 constraints. Problems are: Problem set: 40 solved, 172 unsolved
No progress, stopping.
After SMT solving in domain Real declared 294/294 variables, and 130 constraints, problems are : Problem set: 40 solved, 172 unsolved in 9637 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 83/83 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 212/212 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 40 solved, 172 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 0/0 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 1 (OVERLAPS) 1/83 variables, 4/4 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/83 variables, 8/12 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/83 variables, 0/12 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 4 (OVERLAPS) 211/294 variables, 83/95 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/294 variables, 35/130 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/294 variables, 172/302 constraints. Problems are: Problem set: 40 solved, 172 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/294 variables, 0/302 constraints. Problems are: Problem set: 40 solved, 172 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 294/294 variables, and 302 constraints, problems are : Problem set: 40 solved, 172 unsolved in 30014 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 83/83 constraints, ReadFeed: 35/35 constraints, PredecessorRefiner: 172/212 constraints, Known Traps: 8/8 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39789ms problems are : Problem set: 40 solved, 172 unsolved
Search for dead transitions found 40 dead transitions in 39792ms
Found 40 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 40 transitions
Dead transitions reduction (with SMT) removed 40 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 83/83 places, 174/214 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 82 transition count 179
Applied a total of 2 rules in 12 ms. Remains 82 /83 variables (removed 1) and now considering 179/174 (removed -5) transitions.
[2026-05-24 12:30:55] [INFO ] Flow matrix only has 176 transitions (discarded 3 similar events)
// Phase 1: matrix 176 rows 82 cols
[2026-05-24 12:30:55] [INFO ] Computed 4 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:30:55] [INFO ] Implicit Places using invariants in 158 ms returned []
[2026-05-24 12:30:55] [INFO ] Flow matrix only has 176 transitions (discarded 3 similar events)
[2026-05-24 12:30:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:30:55] [INFO ] State equation strengthened by 23 read => feed constraints.
[2026-05-24 12:30:55] [INFO ] Implicit Places using invariants and state equation in 297 ms returned []
Implicit Place search using SMT with State Equation took 484 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 82/83 places, 179/214 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 40841 ms. Remains : 82/83 places, 179/214 transitions.
[2026-05-24 12:30:55] [INFO ] Flow matrix only has 176 transitions (discarded 3 similar events)
[2026-05-24 12:30:55] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (97874 resets) in 1097 ms. (910 steps per ms)
BEST_FIRST walk for 3000002 steps (98508 resets) in 1023 ms. (2929 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2026-05-24 12:30:58] [INFO ] Flow matrix only has 176 transitions (discarded 3 similar events)
[2026-05-24 12:30:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:58] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:30:58] [INFO ] [Real]Absence check using state equation in 55 ms returned sat
[2026-05-24 12:30:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:30:58] [INFO ] [Nat]Absence check using state equation in 53 ms returned sat
[2026-05-24 12:30:58] [INFO ] State equation strengthened by 23 read => feed constraints.
[2026-05-24 12:30:58] [INFO ] [Nat]Added 23 Read/Feed constraints in 10 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:58] [INFO ] Deduced a trap composed of 13 places in 67 ms of which 7 ms to minimize.
[2026-05-24 12:30:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 79 ms
[2026-05-24 12:30:58] [INFO ] Computed and/alt/rep : 99/583/99 causal constraints (skipped 75 transitions) in 11 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:58] [INFO ] Deduced a trap composed of 37 places in 80 ms of which 6 ms to minimize.
[2026-05-24 12:30:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 112 ms
[2026-05-24 12:30:58] [INFO ] Added : 32 causal constraints over 7 iterations in 278 ms. Result :sat
Minimization took 156 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:58] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:58] [INFO ] [Real]Absence check using state equation in 89 ms returned sat
[2026-05-24 12:30:58] [INFO ] [Real]Added 23 Read/Feed constraints in 13 ms returned sat
[2026-05-24 12:30:58] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:59] [INFO ] [Nat]Absence check using state equation in 86 ms returned sat
[2026-05-24 12:30:59] [INFO ] [Nat]Added 23 Read/Feed constraints in 11 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:59] [INFO ] Deduced a trap composed of 13 places in 111 ms of which 10 ms to minimize.
[2026-05-24 12:30:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 132 ms
[2026-05-24 12:30:59] [INFO ] Computed and/alt/rep : 99/583/99 causal constraints (skipped 75 transitions) in 19 ms.
[2026-05-24 12:30:59] [INFO ] Added : 9 causal constraints over 3 iterations in 105 ms. Result :sat
Minimization took 123 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:59] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:30:59] [INFO ] [Real]Absence check using state equation in 88 ms returned sat
[2026-05-24 12:30:59] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:30:59] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:30:59] [INFO ] [Nat]Absence check using state equation in 85 ms returned sat
[2026-05-24 12:30:59] [INFO ] [Nat]Added 23 Read/Feed constraints in 12 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:30:59] [INFO ] Deduced a trap composed of 13 places in 117 ms of which 15 ms to minimize.
[2026-05-24 12:30:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 137 ms
[2026-05-24 12:30:59] [INFO ] Computed and/alt/rep : 99/583/99 causal constraints (skipped 75 transitions) in 20 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:00] [INFO ] Deduced a trap composed of 37 places in 93 ms of which 10 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:00] [INFO ] Deduced a trap composed of 44 places in 106 ms of which 8 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:00] [INFO ] Deduced a trap composed of 15 places in 122 ms of which 16 ms to minimize.
[2026-05-24 12:31:00] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 447 ms
[2026-05-24 12:31:00] [INFO ] Added : 56 causal constraints over 13 iterations in 863 ms. Result :sat
Minimization took 183 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 179/179 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 179/179 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 82/82 places, 179/179 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 179/179 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 179/179 (removed 0) transitions.
[2026-05-24 12:31:01] [INFO ] Flow matrix only has 176 transitions (discarded 3 similar events)
[2026-05-24 12:31:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:31:01] [INFO ] Implicit Places using invariants in 162 ms returned []
[2026-05-24 12:31:01] [INFO ] Flow matrix only has 176 transitions (discarded 3 similar events)
[2026-05-24 12:31:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:31:01] [INFO ] State equation strengthened by 23 read => feed constraints.
[2026-05-24 12:31:01] [INFO ] Implicit Places using invariants and state equation in 311 ms returned []
Implicit Place search using SMT with State Equation took 498 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:31:01] [INFO ] Redundant transitions in 3 ms returned []
Running 177 sub problems to find dead transitions.
[2026-05-24 12:31:01] [INFO ] Flow matrix only has 176 transitions (discarded 3 similar events)
[2026-05-24 12:31:01] [INFO ] Invariant cache hit.
[2026-05-24 12:31:01] [INFO ] State equation strengthened by 23 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 177 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 177 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:03] [INFO ] Deduced a trap composed of 44 places in 108 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:03] [INFO ] Deduced a trap composed of 29 places in 108 ms of which 19 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:04] [INFO ] Deduced a trap composed of 45 places in 127 ms of which 21 ms to minimize.
Problem TDEAD167 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD169 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 3/7 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/7 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 176/258 variables, 82/89 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 23/112 constraints. Problems are: Problem set: 3 solved, 174 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:07] [INFO ] Deduced a trap composed of 44 places in 73 ms of which 6 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/258 variables, 1/113 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/258 variables, 0/113 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 8 (OVERLAPS) 0/258 variables, 0/113 constraints. Problems are: Problem set: 3 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 258/258 variables, and 113 constraints, problems are : Problem set: 3 solved, 174 unsolved in 11454 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 82/82 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 177/177 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 4/4 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 4/8 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/8 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 176/258 variables, 82/90 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/258 variables, 23/113 constraints. Problems are: Problem set: 3 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/258 variables, 174/287 constraints. Problems are: Problem set: 3 solved, 174 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:19] [INFO ] Deduced a trap composed of 15 places in 78 ms of which 10 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/258 variables, 1/288 constraints. Problems are: Problem set: 3 solved, 174 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:28] [INFO ] Deduced a trap composed of 37 places in 60 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/258 variables, 1/289 constraints. Problems are: Problem set: 3 solved, 174 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 258/258 variables, and 289 constraints, problems are : Problem set: 3 solved, 174 unsolved in 30013 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 82/82 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 174/177 constraints, Known Traps: 6/6 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41547ms problems are : Problem set: 3 solved, 174 unsolved
Search for dead transitions found 3 dead transitions in 41550ms
Found 3 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 3 transitions
Dead transitions reduction (with SMT) removed 3 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 82/82 places, 176/179 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 176/176 (removed 0) transitions.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:31:43] [INFO ] Redundant transitions in 2 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 42081 ms. Remains : 82/82 places, 176/179 transitions.
[2026-05-24 12:31:43] [INFO ] Flow matrix only has 173 transitions (discarded 3 similar events)
// Phase 1: matrix 173 rows 82 cols
[2026-05-24 12:31:43] [INFO ] Computed 4 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
RANDOM walk for 1000000 steps (98133 resets) in 869 ms. (1149 steps per ms)
BEST_FIRST walk for 3000001 steps (98563 resets) in 1019 ms. (2941 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
[2026-05-24 12:31:44] [INFO ] Flow matrix only has 173 transitions (discarded 3 similar events)
[2026-05-24 12:31:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:31:45] [INFO ] [Real]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:31:45] [INFO ] [Real]Absence check using state equation in 53 ms returned sat
[2026-05-24 12:31:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:31:45] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2026-05-24 12:31:45] [INFO ] [Nat]Absence check using state equation in 56 ms returned sat
[2026-05-24 12:31:45] [INFO ] State equation strengthened by 23 read => feed constraints.
[2026-05-24 12:31:45] [INFO ] [Nat]Added 23 Read/Feed constraints in 9 ms returned sat
[2026-05-24 12:31:45] [INFO ] Computed and/alt/rep : 96/543/96 causal constraints (skipped 75 transitions) in 13 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:45] [INFO ] Deduced a trap composed of 13 places in 116 ms of which 14 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:45] [INFO ] Deduced a trap composed of 44 places in 127 ms of which 16 ms to minimize.
[2026-05-24 12:31:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 317 ms
[2026-05-24 12:31:45] [INFO ] Added : 56 causal constraints over 13 iterations in 652 ms. Result :sat
Minimization took 176 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:31:46] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:31:46] [INFO ] [Real]Absence check using state equation in 90 ms returned sat
[2026-05-24 12:31:46] [INFO ] [Real]Added 23 Read/Feed constraints in 17 ms returned sat
[2026-05-24 12:31:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:31:46] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:31:46] [INFO ] [Nat]Absence check using state equation in 83 ms returned sat
[2026-05-24 12:31:46] [INFO ] [Nat]Added 23 Read/Feed constraints in 13 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:46] [INFO ] Deduced a trap composed of 13 places in 112 ms of which 9 ms to minimize.
[2026-05-24 12:31:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 133 ms
[2026-05-24 12:31:46] [INFO ] Computed and/alt/rep : 96/543/96 causal constraints (skipped 75 transitions) in 19 ms.
[2026-05-24 12:31:46] [INFO ] Added : 17 causal constraints over 6 iterations in 168 ms. Result :sat
Minimization took 131 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:31:46] [INFO ] [Real]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:31:46] [INFO ] [Real]Absence check using state equation in 91 ms returned sat
[2026-05-24 12:31:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2026-05-24 12:31:46] [INFO ] [Nat]Absence check using 4 positive place invariants in 4 ms returned sat
[2026-05-24 12:31:47] [INFO ] [Nat]Absence check using state equation in 89 ms returned sat
[2026-05-24 12:31:47] [INFO ] [Nat]Added 23 Read/Feed constraints in 12 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:47] [INFO ] Deduced a trap composed of 13 places in 116 ms of which 15 ms to minimize.
[2026-05-24 12:31:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 139 ms
[2026-05-24 12:31:47] [INFO ] Computed and/alt/rep : 96/543/96 causal constraints (skipped 75 transitions) in 18 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:47] [INFO ] Deduced a trap composed of 44 places in 99 ms of which 7 ms to minimize.
[2026-05-24 12:31:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 186 ms
[2026-05-24 12:31:47] [INFO ] Added : 58 causal constraints over 12 iterations in 599 ms. Result :sat
Minimization took 180 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0] Max Struct:[1, 1, 1]
Support contains 3 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 176/176 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 176/176 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 82/82 places, 176/176 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 176/176 transitions.
Applied a total of 0 rules in 6 ms. Remains 82 /82 variables (removed 0) and now considering 176/176 (removed 0) transitions.
[2026-05-24 12:31:48] [INFO ] Flow matrix only has 173 transitions (discarded 3 similar events)
[2026-05-24 12:31:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:31:48] [INFO ] Implicit Places using invariants in 152 ms returned []
[2026-05-24 12:31:48] [INFO ] Flow matrix only has 173 transitions (discarded 3 similar events)
[2026-05-24 12:31:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2026-05-24 12:31:48] [INFO ] State equation strengthened by 23 read => feed constraints.
[2026-05-24 12:31:48] [INFO ] Implicit Places using invariants and state equation in 313 ms returned []
Implicit Place search using SMT with State Equation took 475 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2026-05-24 12:31:48] [INFO ] Redundant transitions in 1 ms returned []
Running 174 sub problems to find dead transitions.
[2026-05-24 12:31:48] [INFO ] Flow matrix only has 173 transitions (discarded 3 similar events)
[2026-05-24 12:31:48] [INFO ] Invariant cache hit.
[2026-05-24 12:31:48] [INFO ] State equation strengthened by 23 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:50] [INFO ] Deduced a trap composed of 44 places in 102 ms of which 11 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:31:50] [INFO ] Deduced a trap composed of 29 places in 118 ms of which 19 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 173/255 variables, 82/88 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/255 variables, 23/111 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/255 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 7 (OVERLAPS) 0/255 variables, 0/111 constraints. Problems are: Problem set: 0 solved, 174 unsolved
No progress, stopping.
After SMT solving in domain Real declared 255/255 variables, and 111 constraints, problems are : Problem set: 0 solved, 174 unsolved in 9731 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 82/82 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/81 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 1 (OVERLAPS) 1/82 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 4 (OVERLAPS) 173/255 variables, 82/88 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/255 variables, 23/111 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/255 variables, 174/285 constraints. Problems are: Problem set: 0 solved, 174 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:32:05] [INFO ] Deduced a trap composed of 13 places in 106 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2026-05-24 12:32:05] [INFO ] Deduced a trap composed of 44 places in 96 ms of which 8 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/255 variables, 2/287 constraints. Problems are: Problem set: 0 solved, 174 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/255 variables, 0/287 constraints. Problems are: Problem set: 0 solved, 174 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 255/255 variables, and 287 constraints, problems are : Problem set: 0 solved, 174 unsolved in 30019 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 82/82 constraints, ReadFeed: 23/23 constraints, PredecessorRefiner: 174/174 constraints, Known Traps: 4/4 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 39834ms problems are : Problem set: 0 solved, 174 unsolved
Search for dead transitions found 0 dead transitions in 39836ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 40328 ms. Remains : 82/82 places, 176/176 transitions.
RANDOM walk for 40000 steps (3881 resets) in 1202 ms. (33 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40002 steps (1316 resets) in 369 ms. (108 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (1300 resets) in 331 ms. (120 steps per ms) remains 6/6 properties
[2026-05-24 12:32:29] [INFO ] Flatten gal took : 205 ms
BEST_FIRST walk for 40003 steps (1292 resets) in 268 ms. (148 steps per ms) remains 6/6 properties
[2026-05-24 12:32:29] [INFO ] Flatten gal took : 104 ms
BEST_FIRST walk for 40002 steps (1305 resets) in 244 ms. (163 steps per ms) remains 6/6 properties
BEST_FIRST walk for 40001 steps (1328 resets) in 226 ms. (176 steps per ms) remains 6/6 properties
[2026-05-24 12:32:29] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality6214833502582681523.gal : 47 ms
BEST_FIRST walk for 40004 steps (1298 resets) in 175 ms. (227 steps per ms) remains 6/6 properties
[2026-05-24 12:32:29] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4296486501000219718.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality6214833502582681523.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4296486501000219718.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/ReachabilityCardinality4296486501000219718.prop.
SDD proceeding with computation,6 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,6 properties remain. new max is 8
SDD size :5 after 7
SDD proceeding with computation,6 properties remain. new max is 16
SDD size :7 after 9
SDD proceeding with computation,6 properties remain. new max is 32
SDD size :33 after 51
SDD proceeding with computation,6 properties remain. new max is 64
SDD size :51 after 73
SDD proceeding with computation,6 properties remain. new max is 128
SDD size :73 after 463
SDD proceeding with computation,6 properties remain. new max is 256
SDD size :463 after 881
Finished probabilistic random walk after 11803 steps, run visited all 6 properties in 198 ms. (steps per millisecond=59 )
Probabilistic random walk after 11803 steps, saw 4400 distinct states, run finished after 203 ms. (steps per millisecond=58 ) properties seen :6
ITS runner timed out or was interrupted.
Invariant property MIN1 does not hold.
Reachability property MAX1 is true.
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :881 after 2261
ITS tools runner thread asked to quit. Dying gracefully.
FORMULA FireWire-PT-15-UpperBounds-11 1 TECHNIQUES REACHABILITY_MAX
FORMULA FireWire-PT-15-UpperBounds-05 1 TECHNIQUES REACHABILITY_MAX
FORMULA FireWire-PT-15-UpperBounds-01 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 3 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 275429 ms.

BK_STOP 1779625949692

--------------------
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="FireWire-PT-15"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="gold2025"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5973"
echo " Executing tool gold2025"
echo " Input is FireWire-PT-15, 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 r143-smll-177955812400033"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FireWire-PT-15.tgz
mv FireWire-PT-15 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;