Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2023-input.r041-tajo-167813694700445.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2023-input.qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is BugTracking-PT-q8m256, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r041-tajo-167813694700445
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 8.8K Feb 26 06:27 CTLCardinality.txt
-rw-r--r-- 1 mcc users 80K Feb 26 06:27 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.8K Feb 26 06:07 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 06:07 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K Feb 25 15:38 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:38 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:38 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 15:38 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.9K Feb 26 07:00 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 26 07:00 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K Feb 26 06:44 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K Feb 26 06:44 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 15:38 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:38 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 16M Mar 5 18:22 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

here is the order used to build the result vector(from text file)
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-00
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-01
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-02
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-03
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-04
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-05
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-06
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-07
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-08
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-09
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-10
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-11
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-12
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-13
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-14
FORMULA_NAME BugTracking-PT-q8m256-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1678638348680

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q8m256
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 16:25:50] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-12 16:25:50] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 16:25:51] [INFO ] Load time of PNML (sax parser for PT used): 662 ms
[2023-03-12 16:25:51] [INFO ] Transformed 754 places.
[2023-03-12 16:25:51] [INFO ] Transformed 27370 transitions.
[2023-03-12 16:25:51] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 870 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 5 ms.
Deduced a syphon composed of 474 places in 114 ms
Reduce places removed 474 places and 23466 transitions.
FORMULA BugTracking-PT-q8m256-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-13 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m256-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 3729 out of 3904 initially.
// Phase 1: matrix 3729 rows 280 cols
[2023-03-12 16:25:51] [INFO ] Computed 10 place invariants in 55 ms
Incomplete random walk after 10231 steps, including 4 resets, run finished after 126 ms. (steps per millisecond=81 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 5) seen :0
[2023-03-12 16:25:51] [INFO ] Flow matrix only has 3729 transitions (discarded 175 similar events)
// Phase 1: matrix 3729 rows 280 cols
[2023-03-12 16:25:51] [INFO ] Computed 10 place invariants in 31 ms
[2023-03-12 16:25:52] [INFO ] [Real]Absence check using 10 positive place invariants in 8 ms returned sat
[2023-03-12 16:25:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:25:52] [INFO ] [Real]Absence check using state equation in 648 ms returned sat
[2023-03-12 16:25:52] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:25:52] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 16:25:52] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:25:53] [INFO ] [Nat]Absence check using state equation in 544 ms returned sat
[2023-03-12 16:25:53] [INFO ] State equation strengthened by 303 read => feed constraints.
[2023-03-12 16:25:53] [INFO ] [Nat]Added 303 Read/Feed constraints in 75 ms returned sat
[2023-03-12 16:25:53] [INFO ] Computed and/alt/rep : 471/1801/471 causal constraints (skipped 3256 transitions) in 307 ms.
[2023-03-12 16:25:54] [INFO ] Added : 2 causal constraints over 1 iterations in 675 ms. Result :sat
[2023-03-12 16:25:54] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2023-03-12 16:25:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:25:55] [INFO ] [Real]Absence check using state equation in 596 ms returned sat
[2023-03-12 16:25:55] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:25:55] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 16:25:55] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:25:55] [INFO ] [Nat]Absence check using state equation in 584 ms returned sat
[2023-03-12 16:25:55] [INFO ] [Nat]Added 303 Read/Feed constraints in 138 ms returned sat
[2023-03-12 16:25:56] [INFO ] Deduced a trap composed of 87 places in 562 ms of which 4 ms to minimize.
[2023-03-12 16:25:57] [INFO ] Deduced a trap composed of 95 places in 556 ms of which 1 ms to minimize.
[2023-03-12 16:25:59] [INFO ] Deduced a trap composed of 12 places in 1330 ms of which 1 ms to minimize.
[2023-03-12 16:25:59] [INFO ] Deduced a trap composed of 54 places in 357 ms of which 1 ms to minimize.
[2023-03-12 16:26:00] [INFO ] Deduced a trap composed of 56 places in 387 ms of which 1 ms to minimize.
[2023-03-12 16:26:00] [INFO ] Deduced a trap composed of 87 places in 429 ms of which 0 ms to minimize.
[2023-03-12 16:26:00] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 1
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:916)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:714)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-12 16:26:00] [INFO ] [Real]Absence check using 10 positive place invariants in 7 ms returned sat
[2023-03-12 16:26:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:01] [INFO ] [Real]Absence check using state equation in 451 ms returned sat
[2023-03-12 16:26:01] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:01] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 16:26:01] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:01] [INFO ] [Nat]Absence check using state equation in 564 ms returned sat
[2023-03-12 16:26:02] [INFO ] [Nat]Added 303 Read/Feed constraints in 209 ms returned sat
[2023-03-12 16:26:02] [INFO ] Deduced a trap composed of 19 places in 306 ms of which 1 ms to minimize.
[2023-03-12 16:26:02] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 482 ms
[2023-03-12 16:26:02] [INFO ] Computed and/alt/rep : 471/1801/471 causal constraints (skipped 3256 transitions) in 243 ms.
[2023-03-12 16:26:03] [INFO ] Added : 8 causal constraints over 2 iterations in 768 ms. Result :sat
[2023-03-12 16:26:03] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 16:26:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:04] [INFO ] [Real]Absence check using state equation in 589 ms returned sat
[2023-03-12 16:26:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:04] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 16:26:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:04] [INFO ] [Nat]Absence check using state equation in 441 ms returned sat
[2023-03-12 16:26:04] [INFO ] [Nat]Added 303 Read/Feed constraints in 188 ms returned sat
[2023-03-12 16:26:05] [INFO ] Deduced a trap composed of 59 places in 538 ms of which 2 ms to minimize.
[2023-03-12 16:26:06] [INFO ] Deduced a trap composed of 107 places in 511 ms of which 1 ms to minimize.
[2023-03-12 16:26:06] [INFO ] Deduced a trap composed of 52 places in 473 ms of which 1 ms to minimize.
[2023-03-12 16:26:07] [INFO ] Deduced a trap composed of 14 places in 463 ms of which 0 ms to minimize.
[2023-03-12 16:26:07] [INFO ] Deduced a trap composed of 19 places in 677 ms of which 0 ms to minimize.
[2023-03-12 16:26:08] [INFO ] Deduced a trap composed of 59 places in 434 ms of which 1 ms to minimize.
[2023-03-12 16:26:08] [INFO ] Deduced a trap composed of 63 places in 445 ms of which 1 ms to minimize.
[2023-03-12 16:26:09] [INFO ] Deduced a trap composed of 42 places in 576 ms of which 0 ms to minimize.
[2023-03-12 16:26:09] [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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:916)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:714)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-12 16:26:09] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 16:26:09] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:10] [INFO ] [Real]Absence check using state equation in 459 ms returned sat
[2023-03-12 16:26:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:10] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2023-03-12 16:26:10] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:10] [INFO ] [Nat]Absence check using state equation in 438 ms returned sat
[2023-03-12 16:26:10] [INFO ] [Nat]Added 303 Read/Feed constraints in 104 ms returned sat
[2023-03-12 16:26:11] [INFO ] Deduced a trap composed of 62 places in 299 ms of which 1 ms to minimize.
[2023-03-12 16:26:11] [INFO ] Deduced a trap composed of 38 places in 331 ms of which 0 ms to minimize.
[2023-03-12 16:26:11] [INFO ] Deduced a trap composed of 36 places in 243 ms of which 0 ms to minimize.
[2023-03-12 16:26:12] [INFO ] Deduced a trap composed of 14 places in 323 ms of which 1 ms to minimize.
[2023-03-12 16:26:12] [INFO ] Deduced a trap composed of 59 places in 308 ms of which 0 ms to minimize.
[2023-03-12 16:26:13] [INFO ] Deduced a trap composed of 60 places in 297 ms of which 0 ms to minimize.
[2023-03-12 16:26:13] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 2468 ms
[2023-03-12 16:26:13] [INFO ] Computed and/alt/rep : 471/1801/471 causal constraints (skipped 3256 transitions) in 295 ms.
[2023-03-12 16:26:14] [INFO ] Deduced a trap composed of 59 places in 454 ms of which 1 ms to minimize.
[2023-03-12 16:26:15] [INFO ] Deduced a trap composed of 60 places in 526 ms of which 1 ms to minimize.
[2023-03-12 16:26:15] [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 4
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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:923)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:714)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Current structural bounds on expressions (after SMT) : [1, 1, -1, -1, 1] Max seen :[0, 0, 0, 0, 0]
Support contains 5 out of 280 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 280/280 places, 3904/3904 transitions.
Graph (complete) has 4653 edges and 280 vertex of which 278 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.12 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 277 transition count 3871
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 277 transition count 3871
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 275 transition count 3877
Free-agglomeration rule applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 13 place count 275 transition count 3871
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 19 place count 269 transition count 3871
Applied a total of 19 rules in 362 ms. Remains 269 /280 variables (removed 11) and now considering 3871/3904 (removed 33) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 363 ms. Remains : 269/280 places, 3871/3904 transitions.
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:26:16] [INFO ] Computed 8 place invariants in 18 ms
Incomplete random walk after 1000017 steps, including 2 resets, run finished after 549 ms. (steps per millisecond=1821 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1690 ms. (steps per millisecond=591 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1664 ms. (steps per millisecond=600 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1611 ms. (steps per millisecond=620 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1606 ms. (steps per millisecond=622 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1565 ms. (steps per millisecond=638 ) properties (out of 5) seen :0
[2023-03-12 16:26:25] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:26:25] [INFO ] Computed 8 place invariants in 33 ms
[2023-03-12 16:26:25] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:26:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:26] [INFO ] [Real]Absence check using state equation in 440 ms returned sat
[2023-03-12 16:26:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:26] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:26:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:26] [INFO ] [Nat]Absence check using state equation in 427 ms returned sat
[2023-03-12 16:26:26] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:26:26] [INFO ] [Nat]Added 283 Read/Feed constraints in 40 ms returned sat
[2023-03-12 16:26:27] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 224 ms.
[2023-03-12 16:26:27] [INFO ] Added : 2 causal constraints over 1 iterations in 643 ms. Result :sat
[2023-03-12 16:26:27] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 16:26:27] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:28] [INFO ] [Real]Absence check using state equation in 431 ms returned sat
[2023-03-12 16:26:28] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:28] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:26:28] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:28] [INFO ] [Nat]Absence check using state equation in 505 ms returned sat
[2023-03-12 16:26:28] [INFO ] [Nat]Added 283 Read/Feed constraints in 94 ms returned sat
[2023-03-12 16:26:29] [INFO ] Deduced a trap composed of 54 places in 487 ms of which 1 ms to minimize.
[2023-03-12 16:26:29] [INFO ] Deduced a trap composed of 88 places in 506 ms of which 1 ms to minimize.
[2023-03-12 16:26:30] [INFO ] Deduced a trap composed of 89 places in 405 ms of which 0 ms to minimize.
[2023-03-12 16:26:31] [INFO ] Deduced a trap composed of 49 places in 362 ms of which 1 ms to minimize.
[2023-03-12 16:26:31] [INFO ] Deduced a trap composed of 81 places in 437 ms of which 0 ms to minimize.
[2023-03-12 16:26:32] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 3342 ms
[2023-03-12 16:26:32] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 346 ms.
[2023-03-12 16:26:32] [INFO ] Added : 4 causal constraints over 1 iterations in 756 ms. Result :sat
[2023-03-12 16:26:33] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:26:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:33] [INFO ] [Real]Absence check using state equation in 623 ms returned sat
[2023-03-12 16:26:33] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:33] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:26:33] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:34] [INFO ] [Nat]Absence check using state equation in 465 ms returned sat
[2023-03-12 16:26:34] [INFO ] [Nat]Added 283 Read/Feed constraints in 125 ms returned sat
[2023-03-12 16:26:34] [INFO ] Deduced a trap composed of 36 places in 506 ms of which 1 ms to minimize.
[2023-03-12 16:26:35] [INFO ] Deduced a trap composed of 23 places in 448 ms of which 1 ms to minimize.
[2023-03-12 16:26:35] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1196 ms
[2023-03-12 16:26:35] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 242 ms.
[2023-03-12 16:26:36] [INFO ] Added : 2 causal constraints over 1 iterations in 587 ms. Result :sat
[2023-03-12 16:26:36] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:26:36] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:36] [INFO ] [Real]Absence check using state equation in 598 ms returned sat
[2023-03-12 16:26:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:37] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2023-03-12 16:26:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:37] [INFO ] [Nat]Absence check using state equation in 598 ms returned sat
[2023-03-12 16:26:37] [INFO ] [Nat]Added 283 Read/Feed constraints in 207 ms returned sat
[2023-03-12 16:26:38] [INFO ] Deduced a trap composed of 10 places in 468 ms of which 1 ms to minimize.
[2023-03-12 16:26:39] [INFO ] Deduced a trap composed of 55 places in 459 ms of which 1 ms to minimize.
[2023-03-12 16:26:39] [INFO ] Deduced a trap composed of 55 places in 431 ms of which 0 ms to minimize.
[2023-03-12 16:26:40] [INFO ] Deduced a trap composed of 35 places in 409 ms of which 1 ms to minimize.
[2023-03-12 16:26:40] [INFO ] Deduced a trap composed of 36 places in 414 ms of which 1 ms to minimize.
[2023-03-12 16:26:41] [INFO ] Deduced a trap composed of 90 places in 420 ms of which 0 ms to minimize.
[2023-03-12 16:26:41] [INFO ] Deduced a trap composed of 53 places in 416 ms of which 1 ms to minimize.
[2023-03-12 16:26:42] [INFO ] Deduced a trap composed of 53 places in 415 ms of which 1 ms to minimize.
[2023-03-12 16:26:42] [INFO ] Deduced a trap composed of 52 places in 367 ms of which 0 ms to minimize.
[2023-03-12 16:26:43] [INFO ] Deduced a trap composed of 44 places in 365 ms of which 0 ms to minimize.
[2023-03-12 16:26:43] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 5280 ms
[2023-03-12 16:26:43] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 291 ms.
[2023-03-12 16:26:44] [INFO ] Added : 9 causal constraints over 4 iterations in 1407 ms. Result :sat
[2023-03-12 16:26:44] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 16:26:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:45] [INFO ] [Real]Absence check using state equation in 485 ms returned sat
[2023-03-12 16:26:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:45] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:26:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:45] [INFO ] [Nat]Absence check using state equation in 582 ms returned sat
[2023-03-12 16:26:46] [INFO ] [Nat]Added 283 Read/Feed constraints in 198 ms returned sat
[2023-03-12 16:26:46] [INFO ] Deduced a trap composed of 26 places in 194 ms of which 0 ms to minimize.
[2023-03-12 16:26:46] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 429 ms
[2023-03-12 16:26:46] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 330 ms.
[2023-03-12 16:26:47] [INFO ] Added : 5 causal constraints over 1 iterations in 770 ms. Result :sat
Current structural bounds on expressions (after SMT) : [1, 1, -1, -1, 1] Max seen :[0, 0, 0, 0, 0]
Support contains 5 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 76 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 77 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 75 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
[2023-03-12 16:26:47] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:26:47] [INFO ] Invariant cache hit.
[2023-03-12 16:26:48] [INFO ] Implicit Places using invariants in 586 ms returned []
[2023-03-12 16:26:48] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:26:48] [INFO ] Invariant cache hit.
[2023-03-12 16:26:48] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:26:50] [INFO ] Implicit Places using invariants and state equation in 2437 ms returned []
Implicit Place search using SMT with State Equation took 3038 ms to find 0 implicit places.
[2023-03-12 16:26:51] [INFO ] Redundant transitions in 351 ms returned []
[2023-03-12 16:26:51] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:26:51] [INFO ] Invariant cache hit.
[2023-03-12 16:26:52] [INFO ] Dead Transitions using invariants and state equation in 1226 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4710 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting property specific reduction for BugTracking-PT-q8m256-UpperBounds-02
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:26:52] [INFO ] Computed 8 place invariants in 28 ms
Incomplete random walk after 10171 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1017 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 1) seen :0
[2023-03-12 16:26:52] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:26:52] [INFO ] Computed 8 place invariants in 10 ms
[2023-03-12 16:26:52] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 16:26:52] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:53] [INFO ] [Real]Absence check using state equation in 522 ms returned sat
[2023-03-12 16:26:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:53] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:26:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:53] [INFO ] [Nat]Absence check using state equation in 485 ms returned sat
[2023-03-12 16:26:53] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:26:53] [INFO ] [Nat]Added 283 Read/Feed constraints in 50 ms returned sat
[2023-03-12 16:26:54] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 366 ms.
[2023-03-12 16:26:54] [INFO ] Added : 2 causal constraints over 1 iterations in 781 ms. Result :sat
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 69 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 269/269 places, 3871/3871 transitions.
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:26:54] [INFO ] Computed 8 place invariants in 14 ms
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 506 ms. (steps per millisecond=1976 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1645 ms. (steps per millisecond=607 ) properties (out of 1) seen :0
[2023-03-12 16:26:57] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:26:57] [INFO ] Computed 8 place invariants in 29 ms
[2023-03-12 16:26:57] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:26:57] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:57] [INFO ] [Real]Absence check using state equation in 510 ms returned sat
[2023-03-12 16:26:57] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:26:57] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:26:57] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:26:58] [INFO ] [Nat]Absence check using state equation in 602 ms returned sat
[2023-03-12 16:26:58] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:26:58] [INFO ] [Nat]Added 283 Read/Feed constraints in 49 ms returned sat
[2023-03-12 16:26:58] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 294 ms.
[2023-03-12 16:26:59] [INFO ] Added : 2 causal constraints over 1 iterations in 692 ms. Result :sat
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 114 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 114 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 63 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
[2023-03-12 16:26:59] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:26:59] [INFO ] Invariant cache hit.
[2023-03-12 16:27:00] [INFO ] Implicit Places using invariants in 514 ms returned []
[2023-03-12 16:27:00] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:00] [INFO ] Invariant cache hit.
[2023-03-12 16:27:00] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:02] [INFO ] Implicit Places using invariants and state equation in 1928 ms returned []
Implicit Place search using SMT with State Equation took 2456 ms to find 0 implicit places.
[2023-03-12 16:27:02] [INFO ] Redundant transitions in 216 ms returned []
[2023-03-12 16:27:02] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:02] [INFO ] Invariant cache hit.
[2023-03-12 16:27:03] [INFO ] Dead Transitions using invariants and state equation in 1105 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3859 ms. Remains : 269/269 places, 3871/3871 transitions.
Ending property specific reduction for BugTracking-PT-q8m256-UpperBounds-02 in 11058 ms.
Starting property specific reduction for BugTracking-PT-q8m256-UpperBounds-08
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:03] [INFO ] Computed 8 place invariants in 9 ms
Incomplete random walk after 10129 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2025 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
[2023-03-12 16:27:03] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:03] [INFO ] Computed 8 place invariants in 9 ms
[2023-03-12 16:27:03] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2023-03-12 16:27:03] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:03] [INFO ] [Real]Absence check using state equation in 440 ms returned sat
[2023-03-12 16:27:04] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:27:04] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:27:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:04] [INFO ] [Nat]Absence check using state equation in 569 ms returned sat
[2023-03-12 16:27:04] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:04] [INFO ] [Nat]Added 283 Read/Feed constraints in 93 ms returned sat
[2023-03-12 16:27:05] [INFO ] Deduced a trap composed of 54 places in 436 ms of which 1 ms to minimize.
[2023-03-12 16:27:05] [INFO ] Deduced a trap composed of 88 places in 458 ms of which 0 ms to minimize.
[2023-03-12 16:27:06] [INFO ] Deduced a trap composed of 89 places in 417 ms of which 0 ms to minimize.
[2023-03-12 16:27:07] [INFO ] Deduced a trap composed of 49 places in 424 ms of which 0 ms to minimize.
[2023-03-12 16:27:07] [INFO ] Deduced a trap composed of 81 places in 356 ms of which 0 ms to minimize.
[2023-03-12 16:27:07] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 3203 ms
[2023-03-12 16:27:08] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 227 ms.
[2023-03-12 16:27:08] [INFO ] Added : 4 causal constraints over 1 iterations in 544 ms. Result :sat
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 84 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 86 ms. Remains : 269/269 places, 3871/3871 transitions.
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:08] [INFO ] Computed 8 place invariants in 11 ms
Incomplete random walk after 1000017 steps, including 2 resets, run finished after 522 ms. (steps per millisecond=1915 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 1634 ms. (steps per millisecond=611 ) properties (out of 1) seen :0
[2023-03-12 16:27:10] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:10] [INFO ] Computed 8 place invariants in 23 ms
[2023-03-12 16:27:11] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:27:11] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:11] [INFO ] [Real]Absence check using state equation in 564 ms returned sat
[2023-03-12 16:27:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:27:11] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:27:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:12] [INFO ] [Nat]Absence check using state equation in 551 ms returned sat
[2023-03-12 16:27:12] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:12] [INFO ] [Nat]Added 283 Read/Feed constraints in 92 ms returned sat
[2023-03-12 16:27:12] [INFO ] Deduced a trap composed of 54 places in 465 ms of which 1 ms to minimize.
[2023-03-12 16:27:13] [INFO ] Deduced a trap composed of 88 places in 528 ms of which 1 ms to minimize.
[2023-03-12 16:27:14] [INFO ] Deduced a trap composed of 89 places in 391 ms of which 0 ms to minimize.
[2023-03-12 16:27:14] [INFO ] Deduced a trap composed of 49 places in 341 ms of which 1 ms to minimize.
[2023-03-12 16:27:15] [INFO ] Deduced a trap composed of 81 places in 396 ms of which 1 ms to minimize.
[2023-03-12 16:27:15] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 3022 ms
[2023-03-12 16:27:15] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 196 ms.
[2023-03-12 16:27:15] [INFO ] Added : 4 causal constraints over 1 iterations in 522 ms. Result :sat
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 76 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 79 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
[2023-03-12 16:27:16] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:16] [INFO ] Invariant cache hit.
[2023-03-12 16:27:16] [INFO ] Implicit Places using invariants in 458 ms returned []
[2023-03-12 16:27:16] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:16] [INFO ] Invariant cache hit.
[2023-03-12 16:27:17] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:18] [INFO ] Implicit Places using invariants and state equation in 1877 ms returned []
Implicit Place search using SMT with State Equation took 2338 ms to find 0 implicit places.
[2023-03-12 16:27:18] [INFO ] Redundant transitions in 163 ms returned []
[2023-03-12 16:27:18] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:18] [INFO ] Invariant cache hit.
[2023-03-12 16:27:20] [INFO ] Dead Transitions using invariants and state equation in 1281 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3871 ms. Remains : 269/269 places, 3871/3871 transitions.
Ending property specific reduction for BugTracking-PT-q8m256-UpperBounds-08 in 16617 ms.
Starting property specific reduction for BugTracking-PT-q8m256-UpperBounds-11
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:20] [INFO ] Computed 8 place invariants in 9 ms
Incomplete random walk after 10142 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2028 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
[2023-03-12 16:27:20] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:20] [INFO ] Computed 8 place invariants in 13 ms
[2023-03-12 16:27:20] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:27:20] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:20] [INFO ] [Real]Absence check using state equation in 532 ms returned sat
[2023-03-12 16:27:20] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:27:20] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:27:20] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:21] [INFO ] [Nat]Absence check using state equation in 575 ms returned sat
[2023-03-12 16:27:21] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:21] [INFO ] [Nat]Added 283 Read/Feed constraints in 160 ms returned sat
[2023-03-12 16:27:22] [INFO ] Deduced a trap composed of 36 places in 569 ms of which 1 ms to minimize.
[2023-03-12 16:27:22] [INFO ] Deduced a trap composed of 23 places in 478 ms of which 1 ms to minimize.
[2023-03-12 16:27:22] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1386 ms
[2023-03-12 16:27:23] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 347 ms.
[2023-03-12 16:27:23] [INFO ] Added : 2 causal constraints over 1 iterations in 775 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 55 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 269/269 places, 3871/3871 transitions.
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:23] [INFO ] Computed 8 place invariants in 23 ms
Incomplete random walk after 1000201 steps, including 2 resets, run finished after 396 ms. (steps per millisecond=2525 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1580 ms. (steps per millisecond=632 ) properties (out of 1) seen :0
[2023-03-12 16:27:25] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:25] [INFO ] Computed 8 place invariants in 23 ms
[2023-03-12 16:27:26] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:27:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:26] [INFO ] [Real]Absence check using state equation in 505 ms returned sat
[2023-03-12 16:27:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:27:26] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 16:27:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:27] [INFO ] [Nat]Absence check using state equation in 543 ms returned sat
[2023-03-12 16:27:27] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:27] [INFO ] [Nat]Added 283 Read/Feed constraints in 162 ms returned sat
[2023-03-12 16:27:27] [INFO ] Deduced a trap composed of 36 places in 444 ms of which 1 ms to minimize.
[2023-03-12 16:27:28] [INFO ] Deduced a trap composed of 23 places in 382 ms of which 1 ms to minimize.
[2023-03-12 16:27:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1148 ms
[2023-03-12 16:27:28] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 317 ms.
[2023-03-12 16:27:29] [INFO ] Added : 2 causal constraints over 1 iterations in 730 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 60 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 60 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 58 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
[2023-03-12 16:27:29] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:29] [INFO ] Invariant cache hit.
[2023-03-12 16:27:30] [INFO ] Implicit Places using invariants in 461 ms returned []
[2023-03-12 16:27:30] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:30] [INFO ] Invariant cache hit.
[2023-03-12 16:27:30] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:31] [INFO ] Implicit Places using invariants and state equation in 1940 ms returned []
Implicit Place search using SMT with State Equation took 2403 ms to find 0 implicit places.
[2023-03-12 16:27:32] [INFO ] Redundant transitions in 120 ms returned []
[2023-03-12 16:27:32] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:32] [INFO ] Invariant cache hit.
[2023-03-12 16:27:33] [INFO ] Dead Transitions using invariants and state equation in 1279 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3867 ms. Remains : 269/269 places, 3871/3871 transitions.
Ending property specific reduction for BugTracking-PT-q8m256-UpperBounds-11 in 13317 ms.
Starting property specific reduction for BugTracking-PT-q8m256-UpperBounds-12
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:33] [INFO ] Computed 8 place invariants in 22 ms
Incomplete random walk after 10165 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2033 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
[2023-03-12 16:27:33] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:33] [INFO ] Computed 8 place invariants in 10 ms
[2023-03-12 16:27:33] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 16:27:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:34] [INFO ] [Real]Absence check using state equation in 580 ms returned sat
[2023-03-12 16:27:34] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:27:34] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:27:34] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:34] [INFO ] [Nat]Absence check using state equation in 562 ms returned sat
[2023-03-12 16:27:34] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:34] [INFO ] [Nat]Added 283 Read/Feed constraints in 203 ms returned sat
[2023-03-12 16:27:35] [INFO ] Deduced a trap composed of 10 places in 419 ms of which 0 ms to minimize.
[2023-03-12 16:27:36] [INFO ] Deduced a trap composed of 55 places in 407 ms of which 2 ms to minimize.
[2023-03-12 16:27:36] [INFO ] Deduced a trap composed of 55 places in 458 ms of which 0 ms to minimize.
[2023-03-12 16:27:37] [INFO ] Deduced a trap composed of 35 places in 443 ms of which 1 ms to minimize.
[2023-03-12 16:27:37] [INFO ] Deduced a trap composed of 36 places in 368 ms of which 1 ms to minimize.
[2023-03-12 16:27:38] [INFO ] Deduced a trap composed of 90 places in 367 ms of which 0 ms to minimize.
[2023-03-12 16:27:38] [INFO ] Deduced a trap composed of 53 places in 343 ms of which 1 ms to minimize.
[2023-03-12 16:27:38] [INFO ] Deduced a trap composed of 53 places in 351 ms of which 0 ms to minimize.
[2023-03-12 16:27:39] [INFO ] Deduced a trap composed of 52 places in 380 ms of which 1 ms to minimize.
[2023-03-12 16:27:39] [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:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:916)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:733)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 53 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 56 ms. Remains : 269/269 places, 3871/3871 transitions.
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:39] [INFO ] Computed 8 place invariants in 12 ms
Incomplete random walk after 1000128 steps, including 2 resets, run finished after 395 ms. (steps per millisecond=2531 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 1591 ms. (steps per millisecond=628 ) properties (out of 1) seen :0
[2023-03-12 16:27:41] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:41] [INFO ] Computed 8 place invariants in 24 ms
[2023-03-12 16:27:41] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:27:41] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:42] [INFO ] [Real]Absence check using state equation in 638 ms returned sat
[2023-03-12 16:27:42] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:27:42] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2023-03-12 16:27:42] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:42] [INFO ] [Nat]Absence check using state equation in 612 ms returned sat
[2023-03-12 16:27:42] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:43] [INFO ] [Nat]Added 283 Read/Feed constraints in 189 ms returned sat
[2023-03-12 16:27:43] [INFO ] Deduced a trap composed of 10 places in 423 ms of which 0 ms to minimize.
[2023-03-12 16:27:44] [INFO ] Deduced a trap composed of 55 places in 417 ms of which 1 ms to minimize.
[2023-03-12 16:27:44] [INFO ] Deduced a trap composed of 55 places in 347 ms of which 0 ms to minimize.
[2023-03-12 16:27:45] [INFO ] Deduced a trap composed of 35 places in 363 ms of which 4 ms to minimize.
[2023-03-12 16:27:45] [INFO ] Deduced a trap composed of 36 places in 318 ms of which 1 ms to minimize.
[2023-03-12 16:27:45] [INFO ] Deduced a trap composed of 90 places in 321 ms of which 0 ms to minimize.
[2023-03-12 16:27:46] [INFO ] Deduced a trap composed of 53 places in 347 ms of which 1 ms to minimize.
[2023-03-12 16:27:46] [INFO ] Deduced a trap composed of 53 places in 365 ms of which 1 ms to minimize.
[2023-03-12 16:27:47] [INFO ] Deduced a trap composed of 52 places in 376 ms of which 1 ms to minimize.
[2023-03-12 16:27:47] [INFO ] Deduced a trap composed of 44 places in 349 ms of which 1 ms to minimize.
[2023-03-12 16:27:47] [INFO ] Trap strengthening (SAT) tested/added 11/10 trap constraints in 4702 ms
[2023-03-12 16:27:48] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 298 ms.
[2023-03-12 16:27:49] [INFO ] Added : 9 causal constraints over 4 iterations in 1260 ms. Result :sat
Current structural bounds on expressions (after SMT) : [-1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 59 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 59 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 60 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
[2023-03-12 16:27:49] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:49] [INFO ] Invariant cache hit.
[2023-03-12 16:27:49] [INFO ] Implicit Places using invariants in 450 ms returned []
[2023-03-12 16:27:49] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:49] [INFO ] Invariant cache hit.
[2023-03-12 16:27:50] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:51] [INFO ] Implicit Places using invariants and state equation in 1987 ms returned []
Implicit Place search using SMT with State Equation took 2439 ms to find 0 implicit places.
[2023-03-12 16:27:52] [INFO ] Redundant transitions in 154 ms returned []
[2023-03-12 16:27:52] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:27:52] [INFO ] Invariant cache hit.
[2023-03-12 16:27:53] [INFO ] Dead Transitions using invariants and state equation in 1179 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3847 ms. Remains : 269/269 places, 3871/3871 transitions.
Ending property specific reduction for BugTracking-PT-q8m256-UpperBounds-12 in 19919 ms.
Starting property specific reduction for BugTracking-PT-q8m256-UpperBounds-15
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:53] [INFO ] Computed 8 place invariants in 10 ms
Incomplete random walk after 10094 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2018 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :0
[2023-03-12 16:27:53] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:53] [INFO ] Computed 8 place invariants in 14 ms
[2023-03-12 16:27:53] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 16:27:53] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:53] [INFO ] [Real]Absence check using state equation in 500 ms returned sat
[2023-03-12 16:27:53] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:27:53] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:27:53] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:54] [INFO ] [Nat]Absence check using state equation in 495 ms returned sat
[2023-03-12 16:27:54] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:27:54] [INFO ] [Nat]Added 283 Read/Feed constraints in 158 ms returned sat
[2023-03-12 16:27:54] [INFO ] Deduced a trap composed of 26 places in 229 ms of which 0 ms to minimize.
[2023-03-12 16:27:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 451 ms
[2023-03-12 16:27:55] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 316 ms.
[2023-03-12 16:27:55] [INFO ] Added : 5 causal constraints over 1 iterations in 754 ms. Result :sat
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 96 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 96 ms. Remains : 269/269 places, 3871/3871 transitions.
Normalized transition count is 3699 out of 3871 initially.
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:56] [INFO ] Computed 8 place invariants in 13 ms
Incomplete random walk after 1000217 steps, including 2 resets, run finished after 508 ms. (steps per millisecond=1968 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2088 ms. (steps per millisecond=478 ) properties (out of 1) seen :0
[2023-03-12 16:27:58] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2023-03-12 16:27:58] [INFO ] Computed 8 place invariants in 11 ms
[2023-03-12 16:27:58] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2023-03-12 16:27:58] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:59] [INFO ] [Real]Absence check using state equation in 508 ms returned sat
[2023-03-12 16:27:59] [INFO ] Solution in real domain found non-integer solution.
[2023-03-12 16:27:59] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2023-03-12 16:27:59] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-12 16:27:59] [INFO ] [Nat]Absence check using state equation in 477 ms returned sat
[2023-03-12 16:27:59] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:28:00] [INFO ] [Nat]Added 283 Read/Feed constraints in 159 ms returned sat
[2023-03-12 16:28:00] [INFO ] Deduced a trap composed of 26 places in 238 ms of which 1 ms to minimize.
[2023-03-12 16:28:00] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 410 ms
[2023-03-12 16:28:00] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 257 ms.
[2023-03-12 16:28:01] [INFO ] Added : 5 causal constraints over 1 iterations in 544 ms. Result :sat
Current structural bounds on expressions (after SMT) : [1] Max seen :[0]
Support contains 1 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 54 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 93 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
[2023-03-12 16:28:01] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:28:01] [INFO ] Invariant cache hit.
[2023-03-12 16:28:01] [INFO ] Implicit Places using invariants in 404 ms returned []
[2023-03-12 16:28:01] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:28:01] [INFO ] Invariant cache hit.
[2023-03-12 16:28:02] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-12 16:28:03] [INFO ] Implicit Places using invariants and state equation in 1894 ms returned []
Implicit Place search using SMT with State Equation took 2301 ms to find 0 implicit places.
[2023-03-12 16:28:03] [INFO ] Redundant transitions in 161 ms returned []
[2023-03-12 16:28:03] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2023-03-12 16:28:03] [INFO ] Invariant cache hit.
[2023-03-12 16:28:04] [INFO ] Dead Transitions using invariants and state equation in 1112 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3675 ms. Remains : 269/269 places, 3871/3871 transitions.
Ending property specific reduction for BugTracking-PT-q8m256-UpperBounds-15 in 11647 ms.
[2023-03-12 16:28:05] [INFO ] Flatten gal took : 378 ms
[2023-03-12 16:28:05] [INFO ] Export to MCC of 5 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-12 16:28:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 269 places, 3871 transitions and 19045 arcs took 20 ms.
Total runtime 135233 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/933/ub_0_ --maxsum=/tmp/933/ub_1_ --maxsum=/tmp/933/ub_2_ --maxsum=/tmp/933/ub_3_ --maxsum=/tmp/933/ub_4_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393340 kB
MemFree: 15735980 kB
After kill :
MemTotal: 16393340 kB
MemFree: 16080240 kB

BK_TIME_CONFINEMENT_REACHED

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2023

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="BugTracking-PT-q8m256"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is BugTracking-PT-q8m256, 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 r041-tajo-167813694700445"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q8m256.tgz
mv BugTracking-PT-q8m256 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.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property UpperBounds.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -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 ;