Execution Chart

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

Trace from the execution

Formatting '/mnt/tpsp/fkordon/mcc2024-input.r048-tajo-171620399300325.qcow2', fmt=qcow2 size=4294967296 backing_file='/mnt/tpsp/fkordon/mcc2024-input.qcow2' backing_fmt='qcow2' encryption=off cluster_size=65536 lazy_refcounts=off
Waiting for the VM to be ready (probing ssh)
............................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is BugTracking-PT-q3m002, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r048-tajo-171620399300325
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 9.4K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 63K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Apr 22 14:30 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Apr 22 14:30 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K May 19 17:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 40K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 19 07:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 19 15:23 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 16M May 18 16:42 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-q3m002-UpperBounds-00
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-01
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-02
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-03
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-04
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-05
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-06
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-07
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-08
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-09
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-10
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-11
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-12
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-13
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-14
FORMULA_NAME BugTracking-PT-q3m002-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1716331044656

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q3m002
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202405141337
[2024-05-21 22:37:26] [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]
[2024-05-21 22:37:26] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-21 22:37:27] [INFO ] Load time of PNML (sax parser for PT used): 984 ms
[2024-05-21 22:37:27] [INFO ] Transformed 754 places.
[2024-05-21 22:37:27] [INFO ] Transformed 27370 transitions.
[2024-05-21 22:37:27] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 1219 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 22 ms.
Deduced a syphon composed of 514 places in 111 ms
Reduce places removed 514 places and 24601 transitions.
FORMULA BugTracking-PT-q3m002-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-05-21 22:37:27] [INFO ] Flow matrix only has 2642 transitions (discarded 127 similar events)
// Phase 1: matrix 2642 rows 240 cols
[2024-05-21 22:37:27] [INFO ] Computed 10 invariants in 37 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf, 2]
RANDOM walk for 10000 steps (208 resets) in 220 ms. (45 steps per ms)
FORMULA BugTracking-PT-q3m002-UpperBounds-13 2 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 70005 steps (446 resets) in 175 ms. (397 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
[2024-05-21 22:37:28] [INFO ] Flow matrix only has 2642 transitions (discarded 127 similar events)
[2024-05-21 22:37:28] [INFO ] Invariant cache hit.
[2024-05-21 22:37:28] [INFO ] [Real]Absence check using 10 positive place invariants in 7 ms returned sat
[2024-05-21 22:37:29] [INFO ] [Real]Absence check using state equation in 673 ms returned sat
[2024-05-21 22:37:29] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:37:29] [INFO ] [Nat]Absence check using 10 positive place invariants in 5 ms returned sat
[2024-05-21 22:37:29] [INFO ] [Nat]Absence check using state equation in 513 ms returned sat
[2024-05-21 22:37:29] [INFO ] State equation strengthened by 255 read => feed constraints.
[2024-05-21 22:37:30] [INFO ] [Nat]Added 255 Read/Feed constraints in 140 ms returned sat
[2024-05-21 22:37:30] [INFO ] Deduced a trap composed of 23 places in 312 ms of which 27 ms to minimize.
[2024-05-21 22:37:30] [INFO ] Deduced a trap composed of 19 places in 245 ms of which 2 ms to minimize.
[2024-05-21 22:37:30] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 820 ms
[2024-05-21 22:37:31] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 235 ms.
[2024-05-21 22:37:31] [INFO ] Added : 13 causal constraints over 3 iterations in 859 ms. Result :sat
Minimization took 702 ms.
[2024-05-21 22:37:32] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-05-21 22:37:33] [INFO ] [Real]Absence check using state equation in 482 ms returned sat
[2024-05-21 22:37:33] [INFO ] [Real]Added 255 Read/Feed constraints in 49 ms returned sat
[2024-05-21 22:37:33] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:37:33] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2024-05-21 22:37:33] [INFO ] [Nat]Absence check using state equation in 357 ms returned sat
[2024-05-21 22:37:33] [INFO ] [Nat]Added 255 Read/Feed constraints in 81 ms returned sat
[2024-05-21 22:37:34] [INFO ] Deduced a trap composed of 23 places in 483 ms of which 3 ms to minimize.
[2024-05-21 22:37:34] [INFO ] Deduced a trap composed of 10 places in 524 ms of which 2 ms to minimize.
[2024-05-21 22:37:35] [INFO ] Deduced a trap composed of 71 places in 394 ms of which 2 ms to minimize.
[2024-05-21 22:37:35] [INFO ] Deduced a trap composed of 40 places in 439 ms of which 1 ms to minimize.
[2024-05-21 22:37:36] [INFO ] Deduced a trap composed of 61 places in 418 ms of which 2 ms to minimize.
[2024-05-21 22:37:36] [INFO ] Deduced a trap composed of 39 places in 430 ms of which 4 ms to minimize.
[2024-05-21 22:37:37] [INFO ] Deduced a trap composed of 50 places in 476 ms of which 10 ms to minimize.
[2024-05-21 22:37:38] [INFO ] Deduced a trap composed of 52 places in 429 ms of which 2 ms to minimize.
[2024-05-21 22:37:38] [INFO ] Trap strengthening (SAT) tested/added 8/8 trap constraints in 4497 ms
[2024-05-21 22:37:38] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2024-05-21 22:37:38] [INFO ] [Real]Absence check using state equation in 496 ms returned sat
[2024-05-21 22:37:38] [INFO ] [Real]Added 255 Read/Feed constraints in 39 ms returned sat
[2024-05-21 22:37:38] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:37:38] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-05-21 22:37:39] [INFO ] [Nat]Absence check using state equation in 422 ms returned sat
[2024-05-21 22:37:39] [INFO ] [Nat]Added 255 Read/Feed constraints in 128 ms returned sat
[2024-05-21 22:37:39] [INFO ] Deduced a trap composed of 23 places in 217 ms of which 1 ms to minimize.
[2024-05-21 22:37:40] [INFO ] Deduced a trap composed of 47 places in 243 ms of which 1 ms to minimize.
[2024-05-21 22:37:40] [INFO ] Deduced a trap composed of 27 places in 204 ms of which 2 ms to minimize.
[2024-05-21 22:37:40] [INFO ] Deduced a trap composed of 11 places in 99 ms of which 1 ms to minimize.
[2024-05-21 22:37:40] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 1172 ms
[2024-05-21 22:37:40] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 237 ms.
[2024-05-21 22:37:41] [INFO ] Deduced a trap composed of 13 places in 281 ms of which 2 ms to minimize.
[2024-05-21 22:37:42] [INFO ] Deduced a trap composed of 39 places in 246 ms of which 1 ms to minimize.
[2024-05-21 22:37:42] [INFO ] Deduced a trap composed of 7 places in 53 ms of which 0 ms to minimize.
[2024-05-21 22:37:42] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 845 ms
[2024-05-21 22:37:42] [INFO ] Added : 20 causal constraints over 5 iterations in 1978 ms. Result :sat
Minimization took 763 ms.
[2024-05-21 22:37:43] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2024-05-21 22:37:43] [INFO ] [Real]Absence check using state equation in 434 ms returned sat
[2024-05-21 22:37:44] [INFO ] [Real]Added 255 Read/Feed constraints in 60 ms returned sat
[2024-05-21 22:37:44] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:37:44] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-05-21 22:37:44] [INFO ] [Nat]Absence check using state equation in 350 ms returned sat
[2024-05-21 22:37:44] [INFO ] [Nat]Added 255 Read/Feed constraints in 93 ms returned sat
[2024-05-21 22:37:44] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 180 ms.
[2024-05-21 22:37:45] [INFO ] Added : 6 causal constraints over 2 iterations in 455 ms. Result :sat
Minimization took 747 ms.
[2024-05-21 22:37:45] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-05-21 22:37:46] [INFO ] [Real]Absence check using state equation in 424 ms returned sat
[2024-05-21 22:37:46] [INFO ] [Real]Added 255 Read/Feed constraints in 35 ms returned sat
[2024-05-21 22:37:46] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:37:46] [INFO ] [Nat]Absence check using 10 positive place invariants in 6 ms returned sat
[2024-05-21 22:37:46] [INFO ] [Nat]Absence check using state equation in 373 ms returned sat
[2024-05-21 22:37:46] [INFO ] [Nat]Added 255 Read/Feed constraints in 85 ms returned sat
[2024-05-21 22:37:47] [INFO ] Deduced a trap composed of 20 places in 314 ms of which 1 ms to minimize.
[2024-05-21 22:37:47] [INFO ] Deduced a trap composed of 40 places in 223 ms of which 2 ms to minimize.
[2024-05-21 22:37:47] [INFO ] Deduced a trap composed of 27 places in 257 ms of which 2 ms to minimize.
[2024-05-21 22:37:47] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1031 ms
[2024-05-21 22:37:48] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 203 ms.
[2024-05-21 22:37:48] [INFO ] Added : 5 causal constraints over 1 iterations in 419 ms. Result :sat
Minimization took 772 ms.
[2024-05-21 22:37:49] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-05-21 22:37:49] [INFO ] [Real]Absence check using state equation in 415 ms returned sat
[2024-05-21 22:37:49] [INFO ] [Real]Added 255 Read/Feed constraints in 56 ms returned sat
[2024-05-21 22:37:49] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:37:49] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-05-21 22:37:50] [INFO ] [Nat]Absence check using state equation in 512 ms returned sat
[2024-05-21 22:37:50] [INFO ] [Nat]Added 255 Read/Feed constraints in 98 ms returned sat
[2024-05-21 22:37:50] [INFO ] Deduced a trap composed of 59 places in 514 ms of which 2 ms to minimize.
[2024-05-21 22:37:51] [INFO ] Deduced a trap composed of 41 places in 469 ms of which 3 ms to minimize.
[2024-05-21 22:37:52] [INFO ] Deduced a trap composed of 68 places in 452 ms of which 2 ms to minimize.
[2024-05-21 22:37:52] [INFO ] Deduced a trap composed of 76 places in 479 ms of which 2 ms to minimize.
[2024-05-21 22:37:53] [INFO ] Deduced a trap composed of 56 places in 478 ms of which 2 ms to minimize.
[2024-05-21 22:37:53] [INFO ] Deduced a trap composed of 70 places in 465 ms of which 2 ms to minimize.
[2024-05-21 22:37:54] [INFO ] Deduced a trap composed of 40 places in 525 ms of which 2 ms to minimize.
[2024-05-21 22:37:55] [INFO ] Deduced a trap composed of 27 places in 477 ms of which 2 ms to minimize.
[2024-05-21 22:37:55] [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:299)
at fr.lip6.move.gal.structural.smt.SMTTrapUtils.refineWithTraps(SMTTrapUtils.java:177)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:868)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2251)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:910)
at fr.lip6.move.gal.application.Application.start(Application.java:189)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
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:651)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:588)
at org.eclipse.equinox.launcher.Main.run(Main.java:1459)
at org.eclipse.equinox.launcher.Main.main(Main.java:1432)
[2024-05-21 22:37:55] [INFO ] [Real]Absence check using 10 positive place invariants in 5 ms returned sat
[2024-05-21 22:37:55] [INFO ] [Real]Absence check using state equation in 442 ms returned sat
[2024-05-21 22:37:55] [INFO ] [Real]Added 255 Read/Feed constraints in 39 ms returned sat
[2024-05-21 22:37:55] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:37:55] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-05-21 22:37:56] [INFO ] [Nat]Absence check using state equation in 498 ms returned sat
[2024-05-21 22:37:56] [INFO ] [Nat]Added 255 Read/Feed constraints in 61 ms returned sat
[2024-05-21 22:37:57] [INFO ] Deduced a trap composed of 31 places in 734 ms of which 3 ms to minimize.
[2024-05-21 22:37:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 857 ms
[2024-05-21 22:37:57] [INFO ] Computed and/alt/rep : 355/1401/355 causal constraints (skipped 2285 transitions) in 239 ms.
[2024-05-21 22:37:57] [INFO ] Added : 2 causal constraints over 1 iterations in 562 ms. Result :sat
Minimization took 695 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
Support contains 7 out of 240 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 240/240 places, 2769/2769 transitions.
Graph (complete) has 3422 edges and 240 vertex of which 238 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.10 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 237 transition count 2750
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 237 transition count 2750
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -3
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 235 transition count 2753
Free-agglomeration rule applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 13 place count 235 transition count 2747
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 19 place count 229 transition count 2747
Applied a total of 19 rules in 363 ms. Remains 229 /240 variables (removed 11) and now considering 2747/2769 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 378 ms. Remains : 229/240 places, 2747/2769 transitions.
[2024-05-21 22:37:58] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
Found an invariant !
This invariant on transitions {4=1, 1722=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 2 ms.
This minimized invariant on transitions {0=1, 1722=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 7) seen :[0, 0, 0, 0, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
[2024-05-21 22:38:00] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
// Phase 1: matrix 2618 rows 229 cols
[2024-05-21 22:38:00] [INFO ] Computed 8 invariants in 18 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
RANDOM walk for 1000000 steps (5 resets) in 8564 ms. (116 steps per ms)
BEST_FIRST walk for 7000005 steps (26 resets) in 17484 ms. (400 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
[2024-05-21 22:38:26] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2024-05-21 22:38:26] [INFO ] Invariant cache hit.
[2024-05-21 22:38:26] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:38:26] [INFO ] [Real]Absence check using state equation in 476 ms returned sat
[2024-05-21 22:38:26] [INFO ] State equation strengthened by 241 read => feed constraints.
[2024-05-21 22:38:26] [INFO ] [Real]Added 241 Read/Feed constraints in 70 ms returned sat
[2024-05-21 22:38:26] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:38:26] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:38:27] [INFO ] [Nat]Absence check using state equation in 500 ms returned sat
[2024-05-21 22:38:27] [INFO ] [Nat]Added 241 Read/Feed constraints in 116 ms returned sat
[2024-05-21 22:38:27] [INFO ] Deduced a trap composed of 12 places in 207 ms of which 2 ms to minimize.
[2024-05-21 22:38:28] [INFO ] Deduced a trap composed of 24 places in 209 ms of which 1 ms to minimize.
[2024-05-21 22:38:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 624 ms
[2024-05-21 22:38:28] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 221 ms.
[2024-05-21 22:38:29] [INFO ] Deduced a trap composed of 32 places in 285 ms of which 2 ms to minimize.
[2024-05-21 22:38:29] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 481 ms
[2024-05-21 22:38:29] [INFO ] Added : 8 causal constraints over 2 iterations in 1251 ms. Result :sat
Minimization took 2626 ms.
[2024-05-21 22:38:32] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:38:32] [INFO ] [Real]Absence check using state equation in 419 ms returned sat
[2024-05-21 22:38:32] [INFO ] [Real]Added 241 Read/Feed constraints in 30 ms returned sat
[2024-05-21 22:38:32] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:38:32] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-05-21 22:38:33] [INFO ] [Nat]Absence check using state equation in 340 ms returned sat
[2024-05-21 22:38:33] [INFO ] [Nat]Added 241 Read/Feed constraints in 98 ms returned sat
[2024-05-21 22:38:33] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 208 ms.
[2024-05-21 22:38:33] [INFO ] Added : 4 causal constraints over 1 iterations in 482 ms. Result :sat
Minimization took 2221 ms.
[2024-05-21 22:38:36] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-05-21 22:38:36] [INFO ] [Real]Absence check using state equation in 470 ms returned sat
[2024-05-21 22:38:36] [INFO ] [Real]Added 241 Read/Feed constraints in 38 ms returned sat
[2024-05-21 22:38:36] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:38:36] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:38:37] [INFO ] [Nat]Absence check using state equation in 461 ms returned sat
[2024-05-21 22:38:37] [INFO ] [Nat]Added 241 Read/Feed constraints in 122 ms returned sat
[2024-05-21 22:38:37] [INFO ] Deduced a trap composed of 31 places in 162 ms of which 1 ms to minimize.
[2024-05-21 22:38:37] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 259 ms
[2024-05-21 22:38:37] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 207 ms.
[2024-05-21 22:38:38] [INFO ] Added : 5 causal constraints over 1 iterations in 492 ms. Result :sat
Minimization took 2233 ms.
[2024-05-21 22:38:40] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-05-21 22:38:41] [INFO ] [Real]Absence check using state equation in 515 ms returned sat
[2024-05-21 22:38:41] [INFO ] [Real]Added 241 Read/Feed constraints in 47 ms returned sat
[2024-05-21 22:38:41] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:38:41] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2024-05-21 22:38:41] [INFO ] [Nat]Absence check using state equation in 485 ms returned sat
[2024-05-21 22:38:41] [INFO ] [Nat]Added 241 Read/Feed constraints in 57 ms returned sat
[2024-05-21 22:38:42] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 231 ms.
[2024-05-21 22:38:42] [INFO ] Added : 2 causal constraints over 1 iterations in 551 ms. Result :sat
Minimization took 2267 ms.
[2024-05-21 22:38:44] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:38:45] [INFO ] [Real]Absence check using state equation in 395 ms returned sat
[2024-05-21 22:38:45] [INFO ] [Real]Added 241 Read/Feed constraints in 45 ms returned sat
[2024-05-21 22:38:45] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:38:45] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:38:45] [INFO ] [Nat]Absence check using state equation in 332 ms returned sat
[2024-05-21 22:38:45] [INFO ] [Nat]Added 241 Read/Feed constraints in 46 ms returned sat
[2024-05-21 22:38:46] [INFO ] Deduced a trap composed of 22 places in 296 ms of which 2 ms to minimize.
[2024-05-21 22:38:46] [INFO ] Deduced a trap composed of 53 places in 271 ms of which 3 ms to minimize.
[2024-05-21 22:38:46] [INFO ] Deduced a trap composed of 48 places in 405 ms of which 3 ms to minimize.
[2024-05-21 22:38:47] [INFO ] Deduced a trap composed of 60 places in 285 ms of which 1 ms to minimize.
[2024-05-21 22:38:47] [INFO ] Deduced a trap composed of 81 places in 292 ms of which 2 ms to minimize.
[2024-05-21 22:38:48] [INFO ] Deduced a trap composed of 66 places in 390 ms of which 2 ms to minimize.
[2024-05-21 22:38:48] [INFO ] Deduced a trap composed of 11 places in 375 ms of which 2 ms to minimize.
[2024-05-21 22:38:48] [INFO ] Deduced a trap composed of 64 places in 366 ms of which 2 ms to minimize.
[2024-05-21 22:38:49] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 3376 ms
[2024-05-21 22:38:49] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 246 ms.
[2024-05-21 22:38:49] [INFO ] Added : 3 causal constraints over 1 iterations in 601 ms. Result :sat
Minimization took 2363 ms.
[2024-05-21 22:38:52] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:38:52] [INFO ] [Real]Absence check using state equation in 474 ms returned sat
[2024-05-21 22:38:52] [INFO ] [Real]Added 241 Read/Feed constraints in 65 ms returned sat
[2024-05-21 22:38:52] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:38:53] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2024-05-21 22:38:53] [INFO ] [Nat]Absence check using state equation in 512 ms returned sat
[2024-05-21 22:38:53] [INFO ] [Nat]Added 241 Read/Feed constraints in 107 ms returned sat
[2024-05-21 22:38:54] [INFO ] Deduced a trap composed of 69 places in 450 ms of which 2 ms to minimize.
[2024-05-21 22:38:54] [INFO ] Deduced a trap composed of 41 places in 341 ms of which 1 ms to minimize.
[2024-05-21 22:38:55] [INFO ] Deduced a trap composed of 27 places in 387 ms of which 1 ms to minimize.
[2024-05-21 22:38:55] [INFO ] Deduced a trap composed of 52 places in 300 ms of which 1 ms to minimize.
[2024-05-21 22:38:55] [INFO ] Deduced a trap composed of 83 places in 244 ms of which 2 ms to minimize.
[2024-05-21 22:38:56] [INFO ] Deduced a trap composed of 40 places in 245 ms of which 2 ms to minimize.
[2024-05-21 22:38:56] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 2574 ms
[2024-05-21 22:38:56] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 188 ms.
[2024-05-21 22:38:56] [INFO ] Added : 3 causal constraints over 1 iterations in 511 ms. Result :sat
Minimization took 2346 ms.
[2024-05-21 22:38:59] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:38:59] [INFO ] [Real]Absence check using state equation in 455 ms returned sat
[2024-05-21 22:38:59] [INFO ] [Real]Added 241 Read/Feed constraints in 51 ms returned sat
[2024-05-21 22:38:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:38:59] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-05-21 22:39:00] [INFO ] [Nat]Absence check using state equation in 394 ms returned sat
[2024-05-21 22:39:00] [INFO ] [Nat]Added 241 Read/Feed constraints in 79 ms returned sat
[2024-05-21 22:39:00] [INFO ] Deduced a trap composed of 24 places in 318 ms of which 2 ms to minimize.
[2024-05-21 22:39:01] [INFO ] Deduced a trap composed of 16 places in 306 ms of which 1 ms to minimize.
[2024-05-21 22:39:01] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 767 ms
[2024-05-21 22:39:01] [INFO ] Computed and/alt/rep : 342/1316/342 causal constraints (skipped 2275 transitions) in 191 ms.
[2024-05-21 22:39:01] [INFO ] Added : 3 causal constraints over 1 iterations in 495 ms. Result :sat
Minimization took 2316 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
Support contains 7 out of 229 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 105 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 105 ms. Remains : 229/229 places, 2747/2747 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 229/229 places, 2747/2747 transitions.
Applied a total of 0 rules in 175 ms. Remains 229 /229 variables (removed 0) and now considering 2747/2747 (removed 0) transitions.
[2024-05-21 22:39:05] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2024-05-21 22:39:05] [INFO ] Invariant cache hit.
[2024-05-21 22:39:05] [INFO ] Implicit Places using invariants in 463 ms returned []
[2024-05-21 22:39:05] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2024-05-21 22:39:05] [INFO ] Invariant cache hit.
[2024-05-21 22:39:05] [INFO ] State equation strengthened by 241 read => feed constraints.
[2024-05-21 22:39:07] [INFO ] Implicit Places using invariants and state equation in 1572 ms returned []
Implicit Place search using SMT with State Equation took 2039 ms to find 0 implicit places.
[2024-05-21 22:39:07] [INFO ] Redundant transitions in 200 ms returned []
Running 2746 sub problems to find dead transitions.
[2024-05-21 22:39:07] [INFO ] Flow matrix only has 2618 transitions (discarded 129 similar events)
[2024-05-21 22:39:07] [INFO ] Invariant cache hit.
[2024-05-21 22:39:07] [INFO ] State equation strengthened by 241 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/229 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 2746 unsolved
[2024-05-21 22:39:54] [INFO ] Deduced a trap composed of 6 places in 96 ms of which 1 ms to minimize.
[2024-05-21 22:39:57] [INFO ] Deduced a trap composed of 12 places in 118 ms of which 0 ms to minimize.
Problem TDEAD1480 is UNSAT
Problem TDEAD1481 is UNSAT
Problem TDEAD1482 is UNSAT
Problem TDEAD1483 is UNSAT
Problem TDEAD1485 is UNSAT
Problem TDEAD1486 is UNSAT
Problem TDEAD1489 is UNSAT
Problem TDEAD1490 is UNSAT
Problem TDEAD1491 is UNSAT
Problem TDEAD1492 is UNSAT
Problem TDEAD1495 is UNSAT
Problem TDEAD1496 is UNSAT
Problem TDEAD1497 is UNSAT
Problem TDEAD1498 is UNSAT
Problem TDEAD1501 is UNSAT
Problem TDEAD1502 is UNSAT
Problem TDEAD1503 is UNSAT
Problem TDEAD1504 is UNSAT
Problem TDEAD1506 is UNSAT
Problem TDEAD1507 is UNSAT
Problem TDEAD1510 is UNSAT
Problem TDEAD1511 is UNSAT
Problem TDEAD1512 is UNSAT
Problem TDEAD1513 is UNSAT
Problem TDEAD1516 is UNSAT
Problem TDEAD1517 is UNSAT
Problem TDEAD1518 is UNSAT
Problem TDEAD1519 is UNSAT
[2024-05-21 22:39:57] [INFO ] Deduced a trap composed of 8 places in 79 ms of which 1 ms to minimize.
Problem TDEAD1562 is UNSAT
Problem TDEAD1563 is UNSAT
Problem TDEAD1564 is UNSAT
Problem TDEAD1565 is UNSAT
Problem TDEAD1566 is UNSAT
Problem TDEAD1567 is UNSAT
Problem TDEAD1568 is UNSAT
Problem TDEAD1569 is UNSAT
Problem TDEAD1570 is UNSAT
Problem TDEAD1571 is UNSAT
Problem TDEAD1572 is UNSAT
Problem TDEAD1573 is UNSAT
Problem TDEAD1574 is UNSAT
Problem TDEAD1575 is UNSAT
Problem TDEAD1576 is UNSAT
Problem TDEAD1577 is UNSAT
Problem TDEAD1578 is UNSAT
Problem TDEAD1579 is UNSAT
Problem TDEAD1580 is UNSAT
Problem TDEAD1581 is UNSAT
Problem TDEAD1582 is UNSAT
Problem TDEAD1583 is UNSAT
Problem TDEAD1584 is UNSAT
Problem TDEAD1585 is UNSAT
Problem TDEAD1586 is UNSAT
Problem TDEAD1587 is UNSAT
Problem TDEAD1588 is UNSAT
Problem TDEAD1589 is UNSAT
Problem TDEAD1590 is UNSAT
Problem TDEAD1591 is UNSAT
Problem TDEAD1592 is UNSAT
Problem TDEAD1593 is UNSAT
Problem TDEAD1594 is UNSAT
Problem TDEAD1595 is UNSAT
Problem TDEAD1596 is UNSAT
Problem TDEAD1597 is UNSAT
Problem TDEAD1598 is UNSAT
Problem TDEAD1599 is UNSAT
Problem TDEAD1600 is UNSAT
Problem TDEAD1601 is UNSAT
Problem TDEAD1602 is UNSAT
Problem TDEAD1603 is UNSAT
Problem TDEAD1604 is UNSAT
Problem TDEAD1605 is UNSAT
Problem TDEAD1606 is UNSAT
Problem TDEAD1607 is UNSAT
Problem TDEAD1608 is UNSAT
Problem TDEAD1609 is UNSAT
Problem TDEAD1610 is UNSAT
Problem TDEAD1611 is UNSAT
Problem TDEAD1612 is UNSAT
Problem TDEAD1613 is UNSAT
Problem TDEAD1614 is UNSAT
Problem TDEAD1615 is UNSAT
Problem TDEAD1616 is UNSAT
Problem TDEAD1617 is UNSAT
Problem TDEAD1618 is UNSAT
Problem TDEAD1619 is UNSAT
Problem TDEAD1620 is UNSAT
Problem TDEAD1621 is UNSAT
Problem TDEAD1622 is UNSAT
Problem TDEAD1623 is UNSAT
Problem TDEAD1624 is UNSAT
Problem TDEAD1625 is UNSAT
Problem TDEAD1626 is UNSAT
Problem TDEAD1627 is UNSAT
Problem TDEAD1628 is UNSAT
Problem TDEAD1629 is UNSAT
Problem TDEAD1630 is UNSAT
Problem TDEAD1631 is UNSAT
Problem TDEAD1632 is UNSAT
Problem TDEAD1633 is UNSAT
Problem TDEAD1634 is UNSAT
Problem TDEAD1635 is UNSAT
Problem TDEAD1636 is UNSAT
Problem TDEAD1637 is UNSAT
Problem TDEAD1638 is UNSAT
Problem TDEAD1639 is UNSAT
Problem TDEAD1640 is UNSAT
Problem TDEAD1641 is UNSAT
Problem TDEAD1642 is UNSAT
Problem TDEAD1643 is UNSAT
Problem TDEAD1644 is UNSAT
Problem TDEAD1645 is UNSAT
[2024-05-21 22:39:58] [INFO ] Deduced a trap composed of 11 places in 67 ms of which 1 ms to minimize.
Problem TDEAD1716 is UNSAT
Problem TDEAD1717 is UNSAT
Problem TDEAD1718 is UNSAT
Problem TDEAD1719 is UNSAT
Problem TDEAD1720 is UNSAT
Problem TDEAD1721 is UNSAT
Problem TDEAD1722 is UNSAT
Problem TDEAD1723 is UNSAT
Problem TDEAD1724 is UNSAT
Problem TDEAD1725 is UNSAT
Problem TDEAD1726 is UNSAT
Problem TDEAD1727 is UNSAT
Problem TDEAD1728 is UNSAT
Problem TDEAD1729 is UNSAT
Problem TDEAD1730 is UNSAT
Problem TDEAD1731 is UNSAT
Problem TDEAD1732 is UNSAT
Problem TDEAD1733 is UNSAT
Problem TDEAD1734 is UNSAT
Problem TDEAD1735 is UNSAT
Problem TDEAD1736 is UNSAT
Problem TDEAD1737 is UNSAT
Problem TDEAD1738 is UNSAT
Problem TDEAD1739 is UNSAT
Problem TDEAD1740 is UNSAT
Problem TDEAD1741 is UNSAT
Problem TDEAD1742 is UNSAT
Problem TDEAD1743 is UNSAT
Problem TDEAD1747 is UNSAT
Problem TDEAD1748 is UNSAT
[2024-05-21 22:39:58] [INFO ] Deduced a trap composed of 8 places in 97 ms of which 1 ms to minimize.
Problem TDEAD1749 is UNSAT
Problem TDEAD1750 is UNSAT
Problem TDEAD1751 is UNSAT
Problem TDEAD1752 is UNSAT
Problem TDEAD1753 is UNSAT
Problem TDEAD1754 is UNSAT
Problem TDEAD1755 is UNSAT
Problem TDEAD1756 is UNSAT
Problem TDEAD1757 is UNSAT
Problem TDEAD1758 is UNSAT
Problem TDEAD1759 is UNSAT
Problem TDEAD1760 is UNSAT
Problem TDEAD1763 is UNSAT
Problem TDEAD1764 is UNSAT
Problem TDEAD1766 is UNSAT
Problem TDEAD1767 is UNSAT
[2024-05-21 22:39:58] [INFO ] Deduced a trap composed of 9 places in 97 ms of which 1 ms to minimize.
Problem TDEAD1768 is UNSAT
Problem TDEAD1769 is UNSAT
Problem TDEAD1770 is UNSAT
Problem TDEAD1771 is UNSAT
Problem TDEAD1772 is UNSAT
Problem TDEAD1773 is UNSAT
Problem TDEAD1774 is UNSAT
Problem TDEAD1775 is UNSAT
Problem TDEAD1776 is UNSAT
Problem TDEAD1780 is UNSAT
Problem TDEAD1781 is UNSAT
Problem TDEAD1782 is UNSAT
Problem TDEAD1783 is UNSAT
Problem TDEAD1785 is UNSAT
Problem TDEAD1786 is UNSAT
Problem TDEAD1790 is UNSAT
Problem TDEAD1791 is UNSAT
Problem TDEAD1792 is UNSAT
Problem TDEAD1793 is UNSAT
Problem TDEAD1794 is UNSAT
Problem TDEAD1795 is UNSAT
[2024-05-21 22:39:58] [INFO ] Deduced a trap composed of 10 places in 128 ms of which 5 ms to minimize.
Problem TDEAD1796 is UNSAT
Problem TDEAD1797 is UNSAT
Problem TDEAD1798 is UNSAT
Problem TDEAD1801 is UNSAT
Problem TDEAD1802 is UNSAT
Problem TDEAD1804 is UNSAT
Problem TDEAD1805 is UNSAT
[2024-05-21 22:39:58] [INFO ] Deduced a trap composed of 8 places in 113 ms of which 1 ms to minimize.
Problem TDEAD1806 is UNSAT
Problem TDEAD1807 is UNSAT
Problem TDEAD1808 is UNSAT
Problem TDEAD1809 is UNSAT
Problem TDEAD1810 is UNSAT
Problem TDEAD1811 is UNSAT
Problem TDEAD1812 is UNSAT
Problem TDEAD1813 is UNSAT
Problem TDEAD1814 is UNSAT
Problem TDEAD1815 is UNSAT
Problem TDEAD1816 is UNSAT
Problem TDEAD1817 is UNSAT
Problem TDEAD1818 is UNSAT
Problem TDEAD1819 is UNSAT
[2024-05-21 22:40:04] [INFO ] Deduced a trap composed of 13 places in 111 ms of which 0 ms to minimize.
Problem TDEAD2683 is UNSAT
Problem TDEAD2695 is UNSAT
[2024-05-21 22:40:04] [INFO ] Deduced a trap composed of 22 places in 89 ms of which 0 ms to minimize.
Problem TDEAD2709 is UNSAT
Problem TDEAD2710 is UNSAT
Problem TDEAD2720 is UNSAT
Problem TDEAD2721 is UNSAT
Problem TDEAD2732 is UNSAT
Problem TDEAD2733 is UNSAT
Problem TDEAD2743 is UNSAT
Problem TDEAD2744 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD170 is UNSAT
Problem TDEAD171 is UNSAT
Problem TDEAD1456 is UNSAT
Problem TDEAD1457 is UNSAT
Problem TDEAD1458 is UNSAT
Problem TDEAD1459 is UNSAT
Problem TDEAD1460 is UNSAT
Problem TDEAD1461 is UNSAT
Problem TDEAD1462 is UNSAT
Problem TDEAD1467 is UNSAT
Problem TDEAD1468 is UNSAT
Problem TDEAD1469 is UNSAT
Problem TDEAD1470 is UNSAT
Problem TDEAD1471 is UNSAT
Problem TDEAD1472 is UNSAT
Problem TDEAD1473 is UNSAT
Problem TDEAD1474 is UNSAT
Problem TDEAD1475 is UNSAT
Problem TDEAD1476 is UNSAT
Problem TDEAD1477 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/229 variables, 10/18 constraints. Problems are: Problem set: 236 solved, 2510 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 229/2847 variables, and 18 constraints, problems are : Problem set: 236 solved, 2510 unsolved in 30053 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/229 constraints, ReadFeed: 0/241 constraints, PredecessorRefiner: 2746/2746 constraints, Known Traps: 10/10 constraints]
Escalating to Integer solving :Problem set: 236 solved, 2510 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/221 variables, 7/7 constraints. Problems are: Problem set: 236 solved, 2510 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/221 variables, 10/17 constraints. Problems are: Problem set: 236 solved, 2510 unsolved
[2024-05-21 22:40:18] [INFO ] Deduced a trap composed of 10 places in 91 ms of which 1 ms to minimize.
Problem TDEAD1433 is UNSAT
Problem TDEAD1434 is UNSAT
Problem TDEAD1435 is UNSAT
Problem TDEAD1436 is UNSAT
Problem TDEAD1437 is UNSAT
Problem TDEAD1438 is UNSAT
Problem TDEAD1439 is UNSAT
[2024-05-21 22:40:18] [INFO ] Deduced a trap composed of 8 places in 115 ms of which 1 ms to minimize.
Problem TDEAD1440 is UNSAT
Problem TDEAD1441 is UNSAT
Problem TDEAD1442 is UNSAT
Problem TDEAD1443 is UNSAT
Problem TDEAD1444 is UNSAT
Problem TDEAD1445 is UNSAT
Problem TDEAD1446 is UNSAT
Problem TDEAD1447 is UNSAT
Problem TDEAD1448 is UNSAT
Problem TDEAD1449 is UNSAT
Problem TDEAD1450 is UNSAT
Problem TDEAD1021 is UNSAT
Problem TDEAD1022 is UNSAT
Problem TDEAD1023 is UNSAT
Problem TDEAD1024 is UNSAT
Problem TDEAD1025 is UNSAT
Problem TDEAD1026 is UNSAT
Problem TDEAD1027 is UNSAT
Problem TDEAD1028 is UNSAT
Problem TDEAD1029 is UNSAT
Problem TDEAD1031 is UNSAT
Problem TDEAD1032 is UNSAT
Problem TDEAD1033 is UNSAT
Problem TDEAD1037 is UNSAT
Problem TDEAD1038 is UNSAT
Problem TDEAD1039 is UNSAT
Problem TDEAD1040 is UNSAT
Problem TDEAD1041 is UNSAT
Problem TDEAD1042 is UNSAT
Problem TDEAD1043 is UNSAT
Problem TDEAD1044 is UNSAT
Problem TDEAD1045 is UNSAT
Problem TDEAD1048 is UNSAT
Problem TDEAD1049 is UNSAT
Problem TDEAD1050 is UNSAT
Problem TDEAD1051 is UNSAT
Problem TDEAD1052 is UNSAT
Problem TDEAD1053 is UNSAT
Problem TDEAD1057 is UNSAT
Problem TDEAD1058 is UNSAT
Problem TDEAD1059 is UNSAT
Problem TDEAD1060 is UNSAT
Problem TDEAD1061 is UNSAT
Problem TDEAD1062 is UNSAT
Problem TDEAD1063 is UNSAT
Problem TDEAD1064 is UNSAT
Problem TDEAD1065 is UNSAT
Problem TDEAD1067 is UNSAT
Problem TDEAD1068 is UNSAT
Problem TDEAD1069 is UNSAT
Problem TDEAD1073 is UNSAT
Problem TDEAD1074 is UNSAT
Problem TDEAD1075 is UNSAT
Problem TDEAD1076 is UNSAT
Problem TDEAD1077 is UNSAT
Problem TDEAD1078 is UNSAT
Problem TDEAD1079 is UNSAT
Problem TDEAD1080 is UNSAT
Problem TDEAD1081 is UNSAT
Problem TDEAD1084 is UNSAT
Problem TDEAD1085 is UNSAT
Problem TDEAD1086 is UNSAT
Problem TDEAD1087 is UNSAT
Problem TDEAD1088 is UNSAT
Problem TDEAD1089 is UNSAT
Problem TDEAD1090 is UNSAT
Problem TDEAD1091 is UNSAT
Problem TDEAD1092 is UNSAT
Problem TDEAD1093 is UNSAT
Problem TDEAD1094 is UNSAT
Problem TDEAD1095 is UNSAT
Problem TDEAD1096 is UNSAT
Problem TDEAD1097 is UNSAT
Problem TDEAD1098 is UNSAT
Problem TDEAD1099 is UNSAT
Problem TDEAD1100 is UNSAT
Problem TDEAD1101 is UNSAT
Problem TDEAD1102 is UNSAT
Problem TDEAD1103 is UNSAT
Problem TDEAD1104 is UNSAT
Problem TDEAD1105 is UNSAT
Problem TDEAD1106 is UNSAT
Problem TDEAD1107 is UNSAT
Problem TDEAD1108 is UNSAT
Problem TDEAD1109 is UNSAT
Problem TDEAD1110 is UNSAT
Problem TDEAD1111 is UNSAT
Problem TDEAD1112 is UNSAT
Problem TDEAD1113 is UNSAT
Problem TDEAD1114 is UNSAT
Problem TDEAD1115 is UNSAT
Problem TDEAD1116 is UNSAT
Problem TDEAD1117 is UNSAT
Problem TDEAD1118 is UNSAT
Problem TDEAD1119 is UNSAT
Problem TDEAD1120 is UNSAT
Problem TDEAD1121 is UNSAT
Problem TDEAD1122 is UNSAT
Problem TDEAD1123 is UNSAT
Problem TDEAD1124 is UNSAT
Problem TDEAD1125 is UNSAT
Problem TDEAD1126 is UNSAT
Problem TDEAD1127 is UNSAT
Problem TDEAD1128 is UNSAT
Problem TDEAD1129 is UNSAT
Problem TDEAD1130 is UNSAT
Problem TDEAD1131 is UNSAT
Problem TDEAD1132 is UNSAT
Problem TDEAD1133 is UNSAT
Problem TDEAD1134 is UNSAT
Problem TDEAD1135 is UNSAT
Problem TDEAD1136 is UNSAT
Problem TDEAD1137 is UNSAT
Problem TDEAD1138 is UNSAT
Problem TDEAD1139 is UNSAT
Problem TDEAD1140 is UNSAT
Problem TDEAD1141 is UNSAT
Problem TDEAD1142 is UNSAT
Problem TDEAD1143 is UNSAT
Problem TDEAD1144 is UNSAT
Problem TDEAD1145 is UNSAT
Problem TDEAD1146 is UNSAT
Problem TDEAD1147 is UNSAT
Problem TDEAD1148 is UNSAT
Problem TDEAD1149 is UNSAT
Problem TDEAD1150 is UNSAT
Problem TDEAD1151 is UNSAT
Problem TDEAD1152 is UNSAT
Problem TDEAD1153 is UNSAT
Problem TDEAD1154 is UNSAT
Problem TDEAD1155 is UNSAT
Problem TDEAD1156 is UNSAT
Problem TDEAD1157 is UNSAT
Problem TDEAD1158 is UNSAT
Problem TDEAD1159 is UNSAT
Problem TDEAD1160 is UNSAT
Problem TDEAD1161 is UNSAT
Problem TDEAD1234 is UNSAT
Problem TDEAD1235 is UNSAT
Problem TDEAD1236 is UNSAT
Problem TDEAD1237 is UNSAT
Problem TDEAD1238 is UNSAT
Problem TDEAD1239 is UNSAT
Problem TDEAD1240 is UNSAT
Problem TDEAD1241 is UNSAT
Problem TDEAD1242 is UNSAT
Problem TDEAD1243 is UNSAT
Problem TDEAD1244 is UNSAT
Problem TDEAD1245 is UNSAT
Problem TDEAD1246 is UNSAT
Problem TDEAD1247 is UNSAT
Problem TDEAD1248 is UNSAT
Problem TDEAD1249 is UNSAT
Problem TDEAD1250 is UNSAT
Problem TDEAD1251 is UNSAT
Problem TDEAD1252 is UNSAT
Problem TDEAD1253 is UNSAT
Problem TDEAD1254 is UNSAT
Problem TDEAD1255 is UNSAT
Problem TDEAD1256 is UNSAT
Problem TDEAD1257 is UNSAT
Problem TDEAD1258 is UNSAT
Problem TDEAD1259 is UNSAT
Problem TDEAD1260 is UNSAT
Problem TDEAD1261 is UNSAT
Problem TDEAD1262 is UNSAT
Problem TDEAD1263 is UNSAT
Problem TDEAD1264 is UNSAT
Problem TDEAD1265 is UNSAT
Problem TDEAD1266 is UNSAT
Problem TDEAD1267 is UNSAT
Problem TDEAD1268 is UNSAT
Problem TDEAD1269 is UNSAT
Problem TDEAD1270 is UNSAT
Problem TDEAD1271 is UNSAT
Problem TDEAD1272 is UNSAT
Problem TDEAD1273 is UNSAT
Problem TDEAD1274 is UNSAT
Problem TDEAD1275 is UNSAT
Problem TDEAD1276 is UNSAT
Problem TDEAD1277 is UNSAT
Problem TDEAD1278 is UNSAT
Problem TDEAD1279 is UNSAT
Problem TDEAD1280 is UNSAT
Problem TDEAD1281 is UNSAT
Problem TDEAD1282 is UNSAT
Problem TDEAD1283 is UNSAT
Problem TDEAD1284 is UNSAT
Problem TDEAD1285 is UNSAT
Problem TDEAD1286 is UNSAT
Problem TDEAD1287 is UNSAT
Problem TDEAD1288 is UNSAT
Problem TDEAD1289 is UNSAT
Problem TDEAD1290 is UNSAT
Problem TDEAD1291 is UNSAT
Problem TDEAD1292 is UNSAT
Problem TDEAD1293 is UNSAT
Problem TDEAD1294 is UNSAT
Problem TDEAD1295 is UNSAT
Problem TDEAD1296 is UNSAT
Problem TDEAD1297 is UNSAT
Problem TDEAD1298 is UNSAT
Problem TDEAD1299 is UNSAT
Problem TDEAD1300 is UNSAT
Problem TDEAD1301 is UNSAT
Problem TDEAD1302 is UNSAT
Problem TDEAD1303 is UNSAT
Problem TDEAD1304 is UNSAT
Problem TDEAD1305 is UNSAT
Problem TDEAD1306 is UNSAT
Problem TDEAD1307 is UNSAT
Problem TDEAD1308 is UNSAT
Problem TDEAD1309 is UNSAT
Problem TDEAD1310 is UNSAT
Problem TDEAD1311 is UNSAT
Problem TDEAD1312 is UNSAT
Problem TDEAD1313 is UNSAT
Problem TDEAD1314 is UNSAT
Problem TDEAD1315 is UNSAT
Problem TDEAD1316 is UNSAT
Problem TDEAD1317 is UNSAT
Problem TDEAD1318 is UNSAT
Problem TDEAD1319 is UNSAT
Problem TDEAD1320 is UNSAT
Problem TDEAD1321 is UNSAT
Problem TDEAD1322 is UNSAT
Problem TDEAD1323 is UNSAT
Problem TDEAD1324 is UNSAT
Problem TDEAD1325 is UNSAT
Problem TDEAD1326 is UNSAT
Problem TDEAD1327 is UNSAT
Problem TDEAD1328 is UNSAT
Problem TDEAD1329 is UNSAT
Problem TDEAD1330 is UNSAT
Problem TDEAD1331 is UNSAT
Problem TDEAD1332 is UNSAT
Problem TDEAD1333 is UNSAT
Problem TDEAD1334 is UNSAT
Problem TDEAD1335 is UNSAT
Problem TDEAD1336 is UNSAT
Problem TDEAD1337 is UNSAT
Problem TDEAD1338 is UNSAT
Problem TDEAD1339 is UNSAT
Problem TDEAD1340 is UNSAT
Problem TDEAD1341 is UNSAT
Problem TDEAD1342 is UNSAT
Problem TDEAD1343 is UNSAT
Problem TDEAD1344 is UNSAT
Problem TDEAD1345 is UNSAT
Problem TDEAD1346 is UNSAT
Problem TDEAD1347 is UNSAT
Problem TDEAD1348 is UNSAT
Problem TDEAD1349 is UNSAT
Problem TDEAD1350 is UNSAT
Problem TDEAD1351 is UNSAT
Problem TDEAD1352 is UNSAT
Problem TDEAD1353 is UNSAT
Problem TDEAD1354 is UNSAT
Problem TDEAD1355 is UNSAT
Problem TDEAD1356 is UNSAT
Problem TDEAD1357 is UNSAT
Problem TDEAD1358 is UNSAT
Problem TDEAD1359 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/221 variables, 2/19 constraints. Problems are: Problem set: 506 solved, 2240 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/221 variables, 0/19 constraints. Problems are: Problem set: 506 solved, 2240 unsolved
At refinement iteration 4 (OVERLAPS) 8/229 variables, 1/20 constraints. Problems are: Problem set: 506 solved, 2240 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 1)
(s2 1)
(s3 1)
(s4 0)
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(s6 1)
(s7 1)
(s8 1)
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(s11 1)
(s12 1)
(s13 0)
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(s15 0)
(s16 0)
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(s19 0)
(s20 0)
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(s24 0)
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(s45 0)
(s46 0)
(s47 0)
(s48 1)
(s49 0)
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(s53 1)
(s54 0)
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(s57 0)
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(s62 0)
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(s65 0)
(s66 0)
(s67 0)
(s68 1)
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(s76 0)
(s77 0)
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(s79 0)
(s80 0)
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(s82 0)
(s83 0)
(s84 0)
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(s92 0)
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(s117 0)
(s118 0)
(s119 0)
(s120 0)
(s121 0)
(s122 0)
(s123 0)
(s124 0)
(s125 0)
(s126 0)
(s127 0)
(s128 0)
(s129 0)
(s130 0)
(s131 0)
(s132 1)
(s133 0)
(s134 0)
(s135 1)
(s136 1)
(s137 1)
(s138 1)
(s139 1)
(s140 1)
(s141 1)
(s142 1)
(s143 1)
(s144 1)
(s145 1)
(s146 1)
(s147 1)
(s148 1)
(s149 1)
(s150 1)
(s151 1)
(s152 1)
(s153 1)
(s154 1)
(s155 1)
(s156 1)
(s157 1)
(s158 1)
(s159 1)
(s160 1)
(s161 1)
(s162 1)
(s163 1)
(s164 1)
(s165 1)
(s166 1)
(s167 1)
(s168 1)
(s169 1)
(s170 1)
(s171 1)
(s172 1)
(s173 timeout
1)
(s174 org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 229/2847 variables, and 20 constraints, problems are : Problem set: 506 solved, 2240 unsolved in 30052 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/229 constraints, ReadFeed: 0/241 constraints, PredecessorRefiner: 0/2746 constraints, Known Traps: 12/12 constraints]
After SMT, in 90936ms problems are : Problem set: 506 solved, 2240 unsolved
Search for dead transitions found 506 dead transitions in 90991ms
Found 506 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 506 transitions
Dead transitions reduction (with SMT) removed 506 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 229/229 places, 2241/2747 transitions.
Graph (complete) has 2782 edges and 229 vertex of which 221 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.3 ms
Discarding 8 places :
Also discarding 0 output transitions
Reduce places removed 28 places and 650 transitions.
Iterating post reduction 0 with 28 rules applied. Total rules applied 29 place count 193 transition count 1591
Reduce places removed 15 places and 271 transitions.
Iterating post reduction 1 with 15 rules applied. Total rules applied 44 place count 178 transition count 1320
Reduce places removed 10 places and 132 transitions.
Iterating post reduction 2 with 10 rules applied. Total rules applied 54 place count 168 transition count 1188
Reduce places removed 7 places and 89 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 61 place count 161 transition count 1099
Reduce places removed 1 places and 17 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 62 place count 160 transition count 1082
Discarding 12 places :
Symmetric choice reduction at 5 with 12 rule applications. Total rules 74 place count 148 transition count 1022
Deduced a syphon composed of 19 places in 2 ms
Reduce places removed 16 places and 231 transitions.
Iterating global reduction 5 with 28 rules applied. Total rules applied 102 place count 132 transition count 791
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 109 place count 125 transition count 728
Deduced a syphon composed of 3 places in 1 ms
Iterating global reduction 5 with 7 rules applied. Total rules applied 116 place count 125 transition count 728
Deduced a syphon composed of 3 places in 1 ms
Applied a total of 116 rules in 108 ms. Remains 125 /229 variables (removed 104) and now considering 728/2241 (removed 1513) transitions.
[2024-05-21 22:40:38] [INFO ] Flow matrix only has 666 transitions (discarded 62 similar events)
// Phase 1: matrix 666 rows 125 cols
[2024-05-21 22:40:38] [INFO ] Computed 10 invariants in 5 ms
[2024-05-21 22:40:38] [INFO ] Implicit Places using invariants in 234 ms returned []
[2024-05-21 22:40:38] [INFO ] Flow matrix only has 666 transitions (discarded 62 similar events)
[2024-05-21 22:40:38] [INFO ] Invariant cache hit.
[2024-05-21 22:40:39] [INFO ] State equation strengthened by 87 read => feed constraints.
[2024-05-21 22:40:39] [INFO ] Implicit Places using invariants and state equation in 740 ms returned []
Implicit Place search using SMT with State Equation took 978 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 125/229 places, 728/2747 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 94530 ms. Remains : 125/229 places, 728/2747 transitions.
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
FORMULA BugTracking-PT-q3m002-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-21 22:40:39] [INFO ] Flow matrix only has 666 transitions (discarded 62 similar events)
Found an invariant !
This invariant on transitions {6=1, 367=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 8 ms.
This minimized invariant on transitions {7=1, 367=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 4) seen :[0, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, +inf, +inf, +inf, 1, +inf]
[2024-05-21 22:40:39] [INFO ] Flow matrix only has 666 transitions (discarded 62 similar events)
// Phase 1: matrix 666 rows 122 cols
[2024-05-21 22:40:39] [INFO ] Computed 7 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
RANDOM walk for 1000000 steps (2 resets) in 3119 ms. (320 steps per ms)
BEST_FIRST walk for 4000002 steps (16 resets) in 4374 ms. (914 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
[2024-05-21 22:40:47] [INFO ] Flow matrix only has 666 transitions (discarded 62 similar events)
[2024-05-21 22:40:47] [INFO ] Invariant cache hit.
[2024-05-21 22:40:47] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-05-21 22:40:47] [INFO ] [Real]Absence check using state equation in 134 ms returned sat
[2024-05-21 22:40:47] [INFO ] State equation strengthened by 87 read => feed constraints.
[2024-05-21 22:40:47] [INFO ] [Real]Added 87 Read/Feed constraints in 18 ms returned sat
[2024-05-21 22:40:47] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:40:47] [INFO ] [Nat]Absence check using 7 positive place invariants in 28 ms returned sat
[2024-05-21 22:40:47] [INFO ] [Nat]Absence check using state equation in 128 ms returned sat
[2024-05-21 22:40:47] [INFO ] [Nat]Added 87 Read/Feed constraints in 27 ms returned sat
[2024-05-21 22:40:47] [INFO ] Computed and/alt/rep : 179/546/178 causal constraints (skipped 487 transitions) in 54 ms.
[2024-05-21 22:40:48] [INFO ] Added : 5 causal constraints over 1 iterations in 122 ms. Result :sat
Minimization took 334 ms.
[2024-05-21 22:40:48] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:40:48] [INFO ] [Real]Absence check using state equation in 149 ms returned sat
[2024-05-21 22:40:48] [INFO ] [Real]Added 87 Read/Feed constraints in 14 ms returned sat
[2024-05-21 22:40:48] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:40:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:40:48] [INFO ] [Nat]Absence check using state equation in 120 ms returned sat
[2024-05-21 22:40:48] [INFO ] [Nat]Added 87 Read/Feed constraints in 26 ms returned sat
[2024-05-21 22:40:49] [INFO ] Deduced a trap composed of 48 places in 134 ms of which 1 ms to minimize.
[2024-05-21 22:40:49] [INFO ] Deduced a trap composed of 14 places in 102 ms of which 1 ms to minimize.
[2024-05-21 22:40:49] [INFO ] Deduced a trap composed of 35 places in 121 ms of which 1 ms to minimize.
[2024-05-21 22:40:49] [INFO ] Deduced a trap composed of 39 places in 123 ms of which 1 ms to minimize.
[2024-05-21 22:40:49] [INFO ] Deduced a trap composed of 30 places in 148 ms of which 1 ms to minimize.
[2024-05-21 22:40:49] [INFO ] Deduced a trap composed of 20 places in 101 ms of which 1 ms to minimize.
[2024-05-21 22:40:49] [INFO ] Trap strengthening (SAT) tested/added 7/6 trap constraints in 905 ms
[2024-05-21 22:40:49] [INFO ] Computed and/alt/rep : 179/546/178 causal constraints (skipped 487 transitions) in 52 ms.
[2024-05-21 22:40:49] [INFO ] Added : 1 causal constraints over 1 iterations in 123 ms. Result :sat
Minimization took 294 ms.
[2024-05-21 22:40:50] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:40:50] [INFO ] [Real]Absence check using state equation in 177 ms returned sat
[2024-05-21 22:40:50] [INFO ] [Real]Added 87 Read/Feed constraints in 21 ms returned sat
[2024-05-21 22:40:50] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:40:50] [INFO ] [Nat]Absence check using 7 positive place invariants in 4 ms returned sat
[2024-05-21 22:40:50] [INFO ] [Nat]Absence check using state equation in 113 ms returned sat
[2024-05-21 22:40:50] [INFO ] [Nat]Added 87 Read/Feed constraints in 25 ms returned sat
[2024-05-21 22:40:50] [INFO ] Deduced a trap composed of 24 places in 140 ms of which 1 ms to minimize.
[2024-05-21 22:40:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 184 ms
[2024-05-21 22:40:50] [INFO ] Computed and/alt/rep : 179/546/178 causal constraints (skipped 487 transitions) in 57 ms.
[2024-05-21 22:40:51] [INFO ] Added : 3 causal constraints over 1 iterations in 146 ms. Result :sat
Minimization took 271 ms.
[2024-05-21 22:40:51] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:40:51] [INFO ] [Real]Absence check using state equation in 117 ms returned sat
[2024-05-21 22:40:51] [INFO ] [Real]Added 87 Read/Feed constraints in 22 ms returned sat
[2024-05-21 22:40:51] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:40:51] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-05-21 22:40:51] [INFO ] [Nat]Absence check using state equation in 133 ms returned sat
[2024-05-21 22:40:51] [INFO ] [Nat]Added 87 Read/Feed constraints in 23 ms returned sat
[2024-05-21 22:40:51] [INFO ] Deduced a trap composed of 14 places in 112 ms of which 2 ms to minimize.
[2024-05-21 22:40:51] [INFO ] Deduced a trap composed of 5 places in 84 ms of which 1 ms to minimize.
[2024-05-21 22:40:52] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 265 ms
[2024-05-21 22:40:52] [INFO ] Computed and/alt/rep : 179/546/178 causal constraints (skipped 487 transitions) in 59 ms.
[2024-05-21 22:40:52] [INFO ] Added : 3 causal constraints over 1 iterations in 126 ms. Result :sat
Minimization took 260 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
Support contains 4 out of 122 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 728/728 transitions.
Applied a total of 0 rules in 25 ms. Remains 122 /122 variables (removed 0) and now considering 728/728 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 122/122 places, 728/728 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 122/122 places, 728/728 transitions.
Applied a total of 0 rules in 18 ms. Remains 122 /122 variables (removed 0) and now considering 728/728 (removed 0) transitions.
[2024-05-21 22:40:52] [INFO ] Flow matrix only has 666 transitions (discarded 62 similar events)
[2024-05-21 22:40:52] [INFO ] Invariant cache hit.
[2024-05-21 22:40:52] [INFO ] Implicit Places using invariants in 224 ms returned []
[2024-05-21 22:40:52] [INFO ] Flow matrix only has 666 transitions (discarded 62 similar events)
[2024-05-21 22:40:52] [INFO ] Invariant cache hit.
[2024-05-21 22:40:53] [INFO ] State equation strengthened by 87 read => feed constraints.
[2024-05-21 22:40:53] [INFO ] Implicit Places using invariants and state equation in 693 ms returned []
Implicit Place search using SMT with State Equation took 927 ms to find 0 implicit places.
[2024-05-21 22:40:53] [INFO ] Redundant transitions in 16 ms returned []
Running 727 sub problems to find dead transitions.
[2024-05-21 22:40:53] [INFO ] Flow matrix only has 666 transitions (discarded 62 similar events)
[2024-05-21 22:40:53] [INFO ] Invariant cache hit.
[2024-05-21 22:40:53] [INFO ] State equation strengthened by 87 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 727 unsolved
[2024-05-21 22:40:57] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 1 ms to minimize.
[2024-05-21 22:40:57] [INFO ] Deduced a trap composed of 12 places in 26 ms of which 1 ms to minimize.
Problem TDEAD718 is UNSAT
Problem TDEAD719 is UNSAT
Problem TDEAD726 is UNSAT
Problem TDEAD727 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 2/9 constraints. Problems are: Problem set: 4 solved, 723 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/9 constraints. Problems are: Problem set: 4 solved, 723 unsolved
Problem TDEAD413 is UNSAT
At refinement iteration 3 (OVERLAPS) 666/788 variables, 122/131 constraints. Problems are: Problem set: 5 solved, 722 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/788 variables, 87/218 constraints. Problems are: Problem set: 5 solved, 722 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/788 variables, 0/218 constraints. Problems are: Problem set: 5 solved, 722 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 0/788 variables, 0/218 constraints. Problems are: Problem set: 5 solved, 722 unsolved
No progress, stopping.
After SMT solving in domain Real declared 788/788 variables, and 218 constraints, problems are : Problem set: 5 solved, 722 unsolved in 28041 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 122/122 constraints, ReadFeed: 87/87 constraints, PredecessorRefiner: 727/727 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 5 solved, 722 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/122 variables, 7/7 constraints. Problems are: Problem set: 5 solved, 722 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/122 variables, 2/9 constraints. Problems are: Problem set: 5 solved, 722 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/122 variables, 0/9 constraints. Problems are: Problem set: 5 solved, 722 unsolved
At refinement iteration 3 (OVERLAPS) 666/788 variables, 122/131 constraints. Problems are: Problem set: 5 solved, 722 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/788 variables, 87/218 constraints. Problems are: Problem set: 5 solved, 722 unsolved
Problem TDEAD105 is UNSAT
Problem TDEAD255 is UNSAT
Problem TDEAD256 is UNSAT
Problem TDEAD257 is UNSAT
Problem TDEAD258 is UNSAT
Problem TDEAD259 is UNSAT
Problem TDEAD260 is UNSAT
Problem TDEAD261 is UNSAT
Problem TDEAD262 is UNSAT
Problem TDEAD265 is UNSAT
Problem TDEAD266 is UNSAT
Problem TDEAD267 is UNSAT
Problem TDEAD268 is UNSAT
Problem TDEAD269 is UNSAT
Problem TDEAD270 is UNSAT
Problem TDEAD274 is UNSAT
Problem TDEAD275 is UNSAT
Problem TDEAD276 is UNSAT
Problem TDEAD277 is UNSAT
Problem TDEAD278 is UNSAT
Problem TDEAD279 is UNSAT
Problem TDEAD280 is UNSAT
Problem TDEAD281 is UNSAT
Problem TDEAD282 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD284 is UNSAT
Problem TDEAD285 is UNSAT
Problem TDEAD286 is UNSAT
Problem TDEAD287 is UNSAT
Problem TDEAD288 is UNSAT
Problem TDEAD289 is UNSAT
Problem TDEAD290 is UNSAT
Problem TDEAD295 is UNSAT
Problem TDEAD296 is UNSAT
Problem TDEAD297 is UNSAT
Problem TDEAD298 is UNSAT
Problem TDEAD299 is UNSAT
Problem TDEAD300 is UNSAT
Problem TDEAD301 is UNSAT
Problem TDEAD302 is UNSAT
Problem TDEAD306 is UNSAT
Problem TDEAD307 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Problem TDEAD311 is UNSAT
Problem TDEAD312 is UNSAT
Problem TDEAD313 is UNSAT
Problem TDEAD314 is UNSAT
Problem TDEAD315 is UNSAT
Problem TDEAD316 is UNSAT
Problem TDEAD317 is UNSAT
Problem TDEAD318 is UNSAT
Problem TDEAD319 is UNSAT
Problem TDEAD320 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD322 is UNSAT
Problem TDEAD323 is UNSAT
Problem TDEAD324 is UNSAT
Problem TDEAD325 is UNSAT
Problem TDEAD326 is UNSAT
Problem TDEAD327 is UNSAT
Problem TDEAD328 is UNSAT
Problem TDEAD329 is UNSAT
Problem TDEAD330 is UNSAT
Problem TDEAD389 is UNSAT
Problem TDEAD394 is UNSAT
Problem TDEAD410 is UNSAT
Problem TDEAD416 is UNSAT
Problem TDEAD417 is UNSAT
Problem TDEAD694 is UNSAT
Problem TDEAD703 is UNSAT
Problem TDEAD712 is UNSAT
Problem TDEAD720 is UNSAT
At refinement iteration 5 (INCLUDED_ONLY) 0/788 variables, 722/940 constraints. Problems are: Problem set: 79 solved, 648 unsolved
[2024-05-21 22:41:36] [INFO ] Deduced a trap composed of 14 places in 74 ms of which 1 ms to minimize.
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD114 is UNSAT
Problem TDEAD116 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD123 is UNSAT
Problem TDEAD124 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Problem TDEAD203 is UNSAT
Problem TDEAD204 is UNSAT
Problem TDEAD205 is UNSAT
Problem TDEAD206 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD208 is UNSAT
Problem TDEAD209 is UNSAT
Problem TDEAD210 is UNSAT
Problem TDEAD211 is UNSAT
Problem TDEAD212 is UNSAT
Problem TDEAD213 is UNSAT
Problem TDEAD214 is UNSAT
Problem TDEAD215 is UNSAT
Problem TDEAD216 is UNSAT
[2024-05-21 22:41:38] [INFO ] Deduced a trap composed of 12 places in 89 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/788 variables, 2/942 constraints. Problems are: Problem set: 124 solved, 603 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 788/788 variables, and 942 constraints, problems are : Problem set: 124 solved, 603 unsolved in 30025 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 122/122 constraints, ReadFeed: 87/87 constraints, PredecessorRefiner: 722/727 constraints, Known Traps: 4/4 constraints]
After SMT, in 59973ms problems are : Problem set: 124 solved, 603 unsolved
Search for dead transitions found 124 dead transitions in 59982ms
Found 124 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 124 transitions
Dead transitions reduction (with SMT) removed 124 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 122/122 places, 604/728 transitions.
Graph (complete) has 865 edges and 122 vertex of which 119 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Reduce places removed 14 places and 189 transitions.
Iterating post reduction 0 with 14 rules applied. Total rules applied 15 place count 105 transition count 415
Reduce places removed 8 places and 73 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 23 place count 97 transition count 342
Reduce places removed 3 places and 29 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 26 place count 94 transition count 313
Reduce places removed 2 places and 16 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 28 place count 92 transition count 297
Reduce places removed 1 places and 9 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 29 place count 91 transition count 288
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 33 place count 87 transition count 258
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 5 with 4 rules applied. Total rules applied 37 place count 87 transition count 258
Deduced a syphon composed of 2 places in 1 ms
Applied a total of 37 rules in 20 ms. Remains 87 /122 variables (removed 35) and now considering 258/604 (removed 346) transitions.
[2024-05-21 22:41:53] [INFO ] Flow matrix only has 241 transitions (discarded 17 similar events)
// Phase 1: matrix 241 rows 87 cols
[2024-05-21 22:41:53] [INFO ] Computed 10 invariants in 3 ms
[2024-05-21 22:41:53] [INFO ] Implicit Places using invariants in 94 ms returned []
[2024-05-21 22:41:53] [INFO ] Flow matrix only has 241 transitions (discarded 17 similar events)
[2024-05-21 22:41:53] [INFO ] Invariant cache hit.
[2024-05-21 22:41:53] [INFO ] State equation strengthened by 49 read => feed constraints.
[2024-05-21 22:41:53] [INFO ] Implicit Places using invariants and state equation in 170 ms returned []
Implicit Place search using SMT with State Equation took 279 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 87/122 places, 258/728 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 61275 ms. Remains : 87/122 places, 258/728 transitions.
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
FORMULA BugTracking-PT-q3m002-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q3m002-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-21 22:41:53] [INFO ] Flow matrix only has 241 transitions (discarded 17 similar events)
Found an invariant !
This invariant on transitions {2=1, 169=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {2=1, 169=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 2) seen :[0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
[2024-05-21 22:41:53] [INFO ] Flow matrix only has 241 transitions (discarded 17 similar events)
// Phase 1: matrix 241 rows 85 cols
[2024-05-21 22:41:53] [INFO ] Computed 8 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
RANDOM walk for 1000000 steps (5 resets) in 1675 ms. (596 steps per ms)
BEST_FIRST walk for 2000002 steps (8 resets) in 1333 ms. (1499 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
[2024-05-21 22:41:56] [INFO ] Flow matrix only has 241 transitions (discarded 17 similar events)
[2024-05-21 22:41:56] [INFO ] Invariant cache hit.
[2024-05-21 22:41:57] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Real]Absence check using 7 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Real]Absence check using state equation in 54 ms returned sat
[2024-05-21 22:41:57] [INFO ] State equation strengthened by 49 read => feed constraints.
[2024-05-21 22:41:57] [INFO ] [Real]Added 49 Read/Feed constraints in 8 ms returned sat
[2024-05-21 22:41:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:41:57] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Nat]Absence check using 7 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Nat]Absence check using state equation in 55 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Nat]Added 49 Read/Feed constraints in 10 ms returned sat
[2024-05-21 22:41:57] [INFO ] Deduced a trap composed of 27 places in 70 ms of which 1 ms to minimize.
[2024-05-21 22:41:57] [INFO ] Deduced a trap composed of 10 places in 77 ms of which 1 ms to minimize.
[2024-05-21 22:41:57] [INFO ] Deduced a trap composed of 19 places in 58 ms of which 1 ms to minimize.
[2024-05-21 22:41:57] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 242 ms
[2024-05-21 22:41:57] [INFO ] Computed and/alt/rep : 192/973/191 causal constraints (skipped 49 transitions) in 17 ms.
[2024-05-21 22:41:57] [INFO ] Added : 13 causal constraints over 3 iterations in 78 ms. Result :sat
Minimization took 50 ms.
[2024-05-21 22:41:57] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Real]Absence check using 7 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Real]Absence check using state equation in 66 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Real]Added 49 Read/Feed constraints in 4 ms returned sat
[2024-05-21 22:41:57] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:41:57] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Nat]Absence check using 7 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Nat]Absence check using state equation in 52 ms returned sat
[2024-05-21 22:41:57] [INFO ] [Nat]Added 49 Read/Feed constraints in 8 ms returned sat
[2024-05-21 22:41:57] [INFO ] Deduced a trap composed of 12 places in 68 ms of which 1 ms to minimize.
[2024-05-21 22:41:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 82 ms
[2024-05-21 22:41:57] [INFO ] Computed and/alt/rep : 192/973/191 causal constraints (skipped 49 transitions) in 16 ms.
[2024-05-21 22:41:58] [INFO ] Deduced a trap composed of 8 places in 70 ms of which 0 ms to minimize.
[2024-05-21 22:41:58] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 95 ms
[2024-05-21 22:41:58] [INFO ] Added : 11 causal constraints over 3 iterations in 168 ms. Result :sat
Minimization took 34 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
Support contains 2 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 258/258 transitions.
Applied a total of 0 rules in 13 ms. Remains 85 /85 variables (removed 0) and now considering 258/258 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13 ms. Remains : 85/85 places, 258/258 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 258/258 transitions.
Applied a total of 0 rules in 4 ms. Remains 85 /85 variables (removed 0) and now considering 258/258 (removed 0) transitions.
[2024-05-21 22:41:58] [INFO ] Flow matrix only has 241 transitions (discarded 17 similar events)
[2024-05-21 22:41:58] [INFO ] Invariant cache hit.
[2024-05-21 22:41:58] [INFO ] Implicit Places using invariants in 108 ms returned []
[2024-05-21 22:41:58] [INFO ] Flow matrix only has 241 transitions (discarded 17 similar events)
[2024-05-21 22:41:58] [INFO ] Invariant cache hit.
[2024-05-21 22:41:58] [INFO ] State equation strengthened by 49 read => feed constraints.
[2024-05-21 22:41:58] [INFO ] Implicit Places using invariants and state equation in 210 ms returned []
Implicit Place search using SMT with State Equation took 319 ms to find 0 implicit places.
[2024-05-21 22:41:58] [INFO ] Redundant transitions in 3 ms returned []
Running 257 sub problems to find dead transitions.
[2024-05-21 22:41:58] [INFO ] Flow matrix only has 241 transitions (discarded 17 similar events)
[2024-05-21 22:41:58] [INFO ] Invariant cache hit.
[2024-05-21 22:41:58] [INFO ] State equation strengthened by 49 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 257 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/85 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 257 unsolved
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
At refinement iteration 3 (OVERLAPS) 241/326 variables, 85/93 constraints. Problems are: Problem set: 2 solved, 255 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/326 variables, 49/142 constraints. Problems are: Problem set: 2 solved, 255 unsolved
[2024-05-21 22:42:01] [INFO ] Deduced a trap composed of 9 places in 27 ms of which 1 ms to minimize.
Problem TDEAD125 is UNSAT
[2024-05-21 22:42:01] [INFO ] Deduced a trap composed of 10 places in 39 ms of which 1 ms to minimize.
Problem TDEAD128 is UNSAT
Problem TDEAD131 is UNSAT
[2024-05-21 22:42:01] [INFO ] Deduced a trap composed of 10 places in 48 ms of which 0 ms to minimize.
Problem TDEAD134 is UNSAT
At refinement iteration 5 (INCLUDED_ONLY) 0/326 variables, 3/145 constraints. Problems are: Problem set: 6 solved, 251 unsolved
[2024-05-21 22:42:03] [INFO ] Deduced a trap composed of 5 places in 55 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/326 variables, 1/146 constraints. Problems are: Problem set: 6 solved, 251 unsolved
[2024-05-21 22:42:05] [INFO ] Deduced a trap composed of 11 places in 37 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/326 variables, 1/147 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/326 variables, 0/147 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 9 (OVERLAPS) 0/326 variables, 0/147 constraints. Problems are: Problem set: 6 solved, 251 unsolved
No progress, stopping.
After SMT solving in domain Real declared 326/326 variables, and 147 constraints, problems are : Problem set: 6 solved, 251 unsolved in 12141 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 257/257 constraints, Known Traps: 5/5 constraints]
Escalating to Integer solving :Problem set: 6 solved, 251 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/85 variables, 7/7 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/85 variables, 1/8 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/85 variables, 5/13 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/85 variables, 0/13 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 4 (OVERLAPS) 241/326 variables, 85/98 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/326 variables, 49/147 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/326 variables, 251/398 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/326 variables, 0/398 constraints. Problems are: Problem set: 6 solved, 251 unsolved
At refinement iteration 8 (OVERLAPS) 0/326 variables, 0/398 constraints. Problems are: Problem set: 6 solved, 251 unsolved
No progress, stopping.
After SMT solving in domain Int declared 326/326 variables, and 398 constraints, problems are : Problem set: 6 solved, 251 unsolved in 8527 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 85/85 constraints, ReadFeed: 49/49 constraints, PredecessorRefiner: 251/257 constraints, Known Traps: 5/5 constraints]
After SMT, in 20943ms problems are : Problem set: 6 solved, 251 unsolved
Search for dead transitions found 6 dead transitions in 20949ms
Found 6 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 6 transitions
Dead transitions reduction (with SMT) removed 6 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 85/85 places, 252/258 transitions.
Reduce places removed 1 places and 14 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 84 transition count 238
Deduced a syphon composed of 1 places in 0 ms
Applied a total of 1 rules in 5 ms. Remains 84 /85 variables (removed 1) and now considering 238/252 (removed 14) transitions.
[2024-05-21 22:42:19] [INFO ] Flow matrix only has 223 transitions (discarded 15 similar events)
// Phase 1: matrix 223 rows 84 cols
[2024-05-21 22:42:19] [INFO ] Computed 9 invariants in 16 ms
[2024-05-21 22:42:19] [INFO ] Implicit Places using invariants in 119 ms returned []
[2024-05-21 22:42:19] [INFO ] Flow matrix only has 223 transitions (discarded 15 similar events)
[2024-05-21 22:42:19] [INFO ] Invariant cache hit.
[2024-05-21 22:42:19] [INFO ] State equation strengthened by 48 read => feed constraints.
[2024-05-21 22:42:19] [INFO ] Implicit Places using invariants and state equation in 276 ms returned []
Implicit Place search using SMT with State Equation took 395 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 84/85 places, 238/258 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 21682 ms. Remains : 84/85 places, 238/258 transitions.
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
FORMULA BugTracking-PT-q3m002-UpperBounds-11 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-05-21 22:42:19] [INFO ] Flow matrix only has 223 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {4=1, 151=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {1=1, 151=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
[2024-05-21 22:42:20] [INFO ] Flow matrix only has 223 transitions (discarded 15 similar events)
// Phase 1: matrix 223 rows 83 cols
[2024-05-21 22:42:20] [INFO ] Computed 8 invariants in 3 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1834 ms. (544 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 594 ms. (1680 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
[2024-05-21 22:42:22] [INFO ] Flow matrix only has 223 transitions (discarded 15 similar events)
[2024-05-21 22:42:22] [INFO ] Invariant cache hit.
[2024-05-21 22:42:22] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:42:22] [INFO ] [Real]Absence check using 7 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 22:42:22] [INFO ] [Real]Absence check using state equation in 38 ms returned sat
[2024-05-21 22:42:22] [INFO ] State equation strengthened by 48 read => feed constraints.
[2024-05-21 22:42:22] [INFO ] [Real]Added 48 Read/Feed constraints in 7 ms returned sat
[2024-05-21 22:42:22] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:42:22] [INFO ] [Nat]Absence check using 7 positive place invariants in 11 ms returned sat
[2024-05-21 22:42:22] [INFO ] [Nat]Absence check using 7 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 22:42:22] [INFO ] [Nat]Absence check using state equation in 82 ms returned sat
[2024-05-21 22:42:22] [INFO ] [Nat]Added 48 Read/Feed constraints in 8 ms returned sat
[2024-05-21 22:42:22] [INFO ] Computed and/alt/rep : 185/984/185 causal constraints (skipped 37 transitions) in 25 ms.
[2024-05-21 22:42:23] [INFO ] Added : 65 causal constraints over 14 iterations in 369 ms. Result :sat
Minimization took 117 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
Support contains 1 out of 83 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place ch2_MORE_INFO_q8) removed 7 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 231/231 transitions.
Applied a total of 0 rules in 6 ms. Remains 83 /83 variables (removed 0) and now considering 231/231 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 83/83 places, 231/231 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 231/231 transitions.
Applied a total of 0 rules in 5 ms. Remains 83 /83 variables (removed 0) and now considering 231/231 (removed 0) transitions.
[2024-05-21 22:42:23] [INFO ] Flow matrix only has 216 transitions (discarded 15 similar events)
// Phase 1: matrix 216 rows 83 cols
[2024-05-21 22:42:23] [INFO ] Computed 8 invariants in 2 ms
[2024-05-21 22:42:23] [INFO ] Implicit Places using invariants in 89 ms returned []
[2024-05-21 22:42:23] [INFO ] Flow matrix only has 216 transitions (discarded 15 similar events)
[2024-05-21 22:42:23] [INFO ] Invariant cache hit.
[2024-05-21 22:42:23] [INFO ] State equation strengthened by 48 read => feed constraints.
[2024-05-21 22:42:23] [INFO ] Implicit Places using invariants and state equation in 239 ms returned []
Implicit Place search using SMT with State Equation took 329 ms to find 0 implicit places.
[2024-05-21 22:42:23] [INFO ] Redundant transitions in 0 ms returned []
Running 230 sub problems to find dead transitions.
[2024-05-21 22:42:23] [INFO ] Flow matrix only has 216 transitions (discarded 15 similar events)
[2024-05-21 22:42:23] [INFO ] Invariant cache hit.
[2024-05-21 22:42:23] [INFO ] State equation strengthened by 48 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 230 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 230 unsolved
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
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
At refinement iteration 3 (OVERLAPS) 216/298 variables, 82/90 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/298 variables, 48/138 constraints. Problems are: Problem set: 12 solved, 218 unsolved
[2024-05-21 22:42:26] [INFO ] Deduced a trap composed of 10 places in 44 ms of which 1 ms to minimize.
[2024-05-21 22:42:26] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 1 ms to minimize.
[2024-05-21 22:42:26] [INFO ] Deduced a trap composed of 18 places in 42 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/298 variables, 3/141 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 0/141 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 7 (OVERLAPS) 1/299 variables, 1/142 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/299 variables, 0/142 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 9 (OVERLAPS) 0/299 variables, 0/142 constraints. Problems are: Problem set: 12 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 299/299 variables, and 142 constraints, problems are : Problem set: 12 solved, 218 unsolved in 6919 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 83/83 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 230/230 constraints, Known Traps: 3/3 constraints]
Escalating to Integer solving :Problem set: 12 solved, 218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 7/7 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 1/8 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 3/11 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/82 variables, 0/11 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 4 (OVERLAPS) 216/298 variables, 82/93 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/298 variables, 48/141 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 164/305 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/298 variables, 0/305 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 8 (OVERLAPS) 1/299 variables, 1/306 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/299 variables, 54/360 constraints. Problems are: Problem set: 12 solved, 218 unsolved
[2024-05-21 22:42:35] [INFO ] Deduced a trap composed of 6 places in 54 ms of which 1 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/299 variables, 1/361 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/299 variables, 0/361 constraints. Problems are: Problem set: 12 solved, 218 unsolved
[2024-05-21 22:42:39] [INFO ] Deduced a trap composed of 5 places in 61 ms of which 1 ms to minimize.
At refinement iteration 12 (OVERLAPS) 0/299 variables, 1/362 constraints. Problems are: Problem set: 12 solved, 218 unsolved
[2024-05-21 22:42:42] [INFO ] Deduced a trap composed of 22 places in 71 ms of which 1 ms to minimize.
[2024-05-21 22:42:42] [INFO ] Deduced a trap composed of 23 places in 58 ms of which 1 ms to minimize.
[2024-05-21 22:42:42] [INFO ] Deduced a trap composed of 18 places in 63 ms of which 0 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/299 variables, 3/365 constraints. Problems are: Problem set: 12 solved, 218 unsolved
[2024-05-21 22:42:45] [INFO ] Deduced a trap composed of 7 places in 24 ms of which 0 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/299 variables, 1/366 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/299 variables, 0/366 constraints. Problems are: Problem set: 12 solved, 218 unsolved
[2024-05-21 22:42:48] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 0 ms to minimize.
At refinement iteration 16 (OVERLAPS) 0/299 variables, 1/367 constraints. Problems are: Problem set: 12 solved, 218 unsolved
[2024-05-21 22:42:51] [INFO ] Deduced a trap composed of 12 places in 34 ms of which 0 ms to minimize.
At refinement iteration 17 (INCLUDED_ONLY) 0/299 variables, 1/368 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/299 variables, 0/368 constraints. Problems are: Problem set: 12 solved, 218 unsolved
At refinement iteration 19 (OVERLAPS) 0/299 variables, 0/368 constraints. Problems are: Problem set: 12 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Int declared 299/299 variables, and 368 constraints, problems are : Problem set: 12 solved, 218 unsolved in 26280 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 83/83 constraints, ReadFeed: 48/48 constraints, PredecessorRefiner: 218/230 constraints, Known Traps: 11/11 constraints]
After SMT, in 33501ms problems are : Problem set: 12 solved, 218 unsolved
Search for dead transitions found 12 dead transitions in 33503ms
Found 12 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 12 transitions
Dead transitions reduction (with SMT) removed 12 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 83/83 places, 219/231 transitions.
Applied a total of 0 rules in 8 ms. Remains 83 /83 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-21 22:42:57] [INFO ] Redundant transitions in 1 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 33871 ms. Remains : 83/83 places, 219/231 transitions.
[2024-05-21 22:42:57] [INFO ] Flow matrix only has 204 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {0=1, 132=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {5=1, 132=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
[2024-05-21 22:42:57] [INFO ] Flow matrix only has 204 transitions (discarded 15 similar events)
// Phase 1: matrix 204 rows 83 cols
[2024-05-21 22:42:57] [INFO ] Computed 8 invariants in 6 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1613 ms. (619 steps per ms)
BEST_FIRST walk for 1000001 steps (4 resets) in 557 ms. (1792 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
[2024-05-21 22:42:59] [INFO ] Flow matrix only has 204 transitions (discarded 15 similar events)
[2024-05-21 22:42:59] [INFO ] Invariant cache hit.
[2024-05-21 22:42:59] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:42:59] [INFO ] [Real]Absence check using 7 positive and 1 generalized place invariants in 1 ms returned sat
[2024-05-21 22:42:59] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-05-21 22:42:59] [INFO ] State equation strengthened by 46 read => feed constraints.
[2024-05-21 22:42:59] [INFO ] [Real]Added 46 Read/Feed constraints in 7 ms returned sat
[2024-05-21 22:42:59] [INFO ] Solution in real domain found non-integer solution.
[2024-05-21 22:42:59] [INFO ] [Nat]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-05-21 22:42:59] [INFO ] [Nat]Absence check using 7 positive and 1 generalized place invariants in 0 ms returned sat
[2024-05-21 22:42:59] [INFO ] [Nat]Absence check using state equation in 46 ms returned sat
[2024-05-21 22:42:59] [INFO ] [Nat]Added 46 Read/Feed constraints in 7 ms returned sat
[2024-05-21 22:42:59] [INFO ] Computed and/alt/rep : 166/847/166 causal constraints (skipped 37 transitions) in 11 ms.
[2024-05-21 22:42:59] [INFO ] Deduced a trap composed of 10 places in 45 ms of which 1 ms to minimize.
[2024-05-21 22:42:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 70 ms
[2024-05-21 22:42:59] [INFO ] Added : 27 causal constraints over 6 iterations in 164 ms. Result :sat
Minimization took 69 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
Support contains 1 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 219/219 transitions.
Applied a total of 0 rules in 3 ms. Remains 83 /83 variables (removed 0) and now considering 219/219 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 83/83 places, 219/219 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 219/219 transitions.
Applied a total of 0 rules in 8 ms. Remains 83 /83 variables (removed 0) and now considering 219/219 (removed 0) transitions.
[2024-05-21 22:43:00] [INFO ] Flow matrix only has 204 transitions (discarded 15 similar events)
[2024-05-21 22:43:00] [INFO ] Invariant cache hit.
[2024-05-21 22:43:00] [INFO ] Implicit Places using invariants in 112 ms returned []
[2024-05-21 22:43:00] [INFO ] Flow matrix only has 204 transitions (discarded 15 similar events)
[2024-05-21 22:43:00] [INFO ] Invariant cache hit.
[2024-05-21 22:43:00] [INFO ] State equation strengthened by 46 read => feed constraints.
[2024-05-21 22:43:00] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 275 ms to find 0 implicit places.
[2024-05-21 22:43:00] [INFO ] Redundant transitions in 0 ms returned []
Running 218 sub problems to find dead transitions.
[2024-05-21 22:43:00] [INFO ] Flow matrix only has 204 transitions (discarded 15 similar events)
[2024-05-21 22:43:00] [INFO ] Invariant cache hit.
[2024-05-21 22:43:00] [INFO ] State equation strengthened by 46 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (OVERLAPS) 204/286 variables, 82/90 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 46/136 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 0/136 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (OVERLAPS) 1/287 variables, 1/137 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/287 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 8 (OVERLAPS) 0/287 variables, 0/137 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Real declared 287/287 variables, and 137 constraints, problems are : Problem set: 0 solved, 218 unsolved in 5061 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 83/83 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 218 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/82 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/82 variables, 1/8 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/82 variables, 0/8 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 3 (OVERLAPS) 204/286 variables, 82/90 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/286 variables, 46/136 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/286 variables, 164/300 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/286 variables, 0/300 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 7 (OVERLAPS) 1/287 variables, 1/301 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/287 variables, 54/355 constraints. Problems are: Problem set: 0 solved, 218 unsolved
[2024-05-21 22:43:11] [INFO ] Deduced a trap composed of 6 places in 73 ms of which 1 ms to minimize.
At refinement iteration 9 (INCLUDED_ONLY) 0/287 variables, 1/356 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/287 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 218 unsolved
At refinement iteration 11 (OVERLAPS) 0/287 variables, 0/356 constraints. Problems are: Problem set: 0 solved, 218 unsolved
No progress, stopping.
After SMT solving in domain Int declared 287/287 variables, and 356 constraints, problems are : Problem set: 0 solved, 218 unsolved in 15891 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 83/83 constraints, ReadFeed: 46/46 constraints, PredecessorRefiner: 218/218 constraints, Known Traps: 1/1 constraints]
After SMT, in 21132ms problems are : Problem set: 0 solved, 218 unsolved
Search for dead transitions found 0 dead transitions in 21136ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21424 ms. Remains : 83/83 places, 219/219 transitions.
[2024-05-21 22:43:21] [INFO ] Flow matrix only has 204 transitions (discarded 15 similar events)
Found an invariant !
This invariant on transitions {0=1, 132=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {5=1, 132=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 0, 0, 2] Max Struct:[1, +inf, 1, +inf, +inf, 1, +inf]
RANDOM walk for 37158 steps (20 resets) in 806 ms. (46 steps per ms) remains 0/2 properties
[2024-05-21 22:43:22] [INFO ] Flatten gal took : 94 ms
[2024-05-21 22:43:22] [INFO ] Flatten gal took : 46 ms
[2024-05-21 22:43:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4541029647894365828.gal : 23 ms
[2024-05-21 22:43:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality9621792458141640677.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4541029647894365828.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality9621792458141640677.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.

ITS tools runner thread asked to quit. Dying gracefully.
FORMULA BugTracking-PT-q3m002-UpperBounds-12 1 TECHNIQUES REACHABILITY_MAX
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[0, 0, 0, 0, 0, 2] Max Struct:[+inf, 1, +inf, +inf, 1, +inf]
All properties solved without resorting to model-checking.
Total runtime 356344 ms.

BK_STOP 1716331402797

--------------------
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
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /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="BugTracking-PT-q3m002"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is BugTracking-PT-q3m002, 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 r048-tajo-171620399300325"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q3m002.tgz
mv BugTracking-PT-q3m002 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 ;