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.r472-tajo-171620399400389.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 ltsminxred
Input is BugTracking-PT-q8m002, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r472-tajo-171620399400389
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 96K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 19 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 15:29 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K May 19 17:55 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.7K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 79K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 55K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 19 07:10 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-q8m002-UpperBounds-00
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-01
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-02
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-03
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-04
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-05
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-06
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-07
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-08
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-09
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-10
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-11
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-12
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-13
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-14
FORMULA_NAME BugTracking-PT-q8m002-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1717223901764

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=BugTracking-PT-q8m002
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 06:38:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2024-06-01 06:38:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 06:38:26] [INFO ] Load time of PNML (sax parser for PT used): 1463 ms
[2024-06-01 06:38:26] [INFO ] Transformed 754 places.
[2024-06-01 06:38:26] [INFO ] Transformed 27370 transitions.
[2024-06-01 06:38:26] [INFO ] Parsed PT model containing 754 places and 27370 transitions and 136172 arcs in 1933 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 18 ms.
Deduced a syphon composed of 474 places in 121 ms
Reduce places removed 474 places and 23466 transitions.
FORMULA BugTracking-PT-q8m002-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-04 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-06 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-07 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-10 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-14 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 2, 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, 2, 0, 0, 0, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
[2024-06-01 06:38:27] [INFO ] Flow matrix only has 3729 transitions (discarded 175 similar events)
// Phase 1: matrix 3729 rows 280 cols
[2024-06-01 06:38:27] [INFO ] Computed 10 invariants in 63 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 2, 0, 0, 0, 0, 0] Max Struct:[+inf, 1, 2, +inf, 1, +inf, +inf, 1]
FORMULA BugTracking-PT-q8m002-UpperBounds-05 2 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (200 resets) in 201 ms. (49 steps per ms)
FORMULA BugTracking-PT-q8m002-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 60003 steps (375 resets) in 290 ms. (206 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 2, 3] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
[2024-06-01 06:38:27] [INFO ] Flow matrix only has 3729 transitions (discarded 175 similar events)
[2024-06-01 06:38:27] [INFO ] Invariant cache hit.
[2024-06-01 06:38:28] [INFO ] [Real]Absence check using 10 positive place invariants in 7 ms returned sat
[2024-06-01 06:38:29] [INFO ] [Real]Absence check using state equation in 1399 ms returned sat
[2024-06-01 06:38:29] [INFO ] State equation strengthened by 303 read => feed constraints.
[2024-06-01 06:38:30] [INFO ] [Real]Added 303 Read/Feed constraints in 206 ms returned sat
[2024-06-01 06:38:30] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:38:30] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-06-01 06:38:31] [INFO ] [Nat]Absence check using state equation in 1152 ms returned sat
[2024-06-01 06:38:31] [INFO ] [Nat]Added 303 Read/Feed constraints in 172 ms returned sat
[2024-06-01 06:38:32] [INFO ] Deduced a trap composed of 34 places in 982 ms of which 22 ms to minimize.
[2024-06-01 06:38:33] [INFO ] Deduced a trap composed of 36 places in 907 ms of which 2 ms to minimize.
[2024-06-01 06:38:38] [INFO ] Deduced a trap composed of 20 places in 4720 ms of which 4 ms to minimize.
[2024-06-01 06:38:38] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java: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)
[2024-06-01 06:38:38] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2024-06-01 06:38:40] [INFO ] [Real]Absence check using state equation in 1246 ms returned sat
[2024-06-01 06:38:40] [INFO ] [Real]Added 303 Read/Feed constraints in 109 ms returned sat
[2024-06-01 06:38:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:38:40] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-06-01 06:38:41] [INFO ] [Nat]Absence check using state equation in 1103 ms returned sat
[2024-06-01 06:38:41] [INFO ] [Nat]Added 303 Read/Feed constraints in 206 ms returned sat
[2024-06-01 06:38:42] [INFO ] Deduced a trap composed of 12 places in 252 ms of which 2 ms to minimize.
[2024-06-01 06:38:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 482 ms
[2024-06-01 06:38:42] [INFO ] Computed and/alt/rep : 471/1801/471 causal constraints (skipped 3256 transitions) in 550 ms.
[2024-06-01 06:38:43] [INFO ] Added : 12 causal constraints over 3 iterations in 1595 ms. Result :sat
Minimization took 1317 ms.
[2024-06-01 06:38:45] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2024-06-01 06:38:46] [INFO ] [Real]Absence check using state equation in 796 ms returned sat
[2024-06-01 06:38:46] [INFO ] [Real]Added 303 Read/Feed constraints in 101 ms returned sat
[2024-06-01 06:38:46] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:38:46] [INFO ] [Nat]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-06-01 06:38:47] [INFO ] [Nat]Absence check using state equation in 880 ms returned sat
[2024-06-01 06:38:47] [INFO ] [Nat]Added 303 Read/Feed constraints in 269 ms returned sat
[2024-06-01 06:38:48] [INFO ] Computed and/alt/rep : 471/1801/471 causal constraints (skipped 3256 transitions) in 927 ms.
[2024-06-01 06:38:49] [INFO ] Added : 6 causal constraints over 2 iterations in 1731 ms. Result :sat
Minimization took 1755 ms.
[2024-06-01 06:38:51] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-06-01 06:38:51] [INFO ] [Real]Absence check using state equation in 550 ms returned sat
[2024-06-01 06:38:52] [INFO ] [Real]Added 303 Read/Feed constraints in 58 ms returned sat
[2024-06-01 06:38:52] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:38:52] [INFO ] [Nat]Absence check using 10 positive place invariants in 7 ms returned sat
[2024-06-01 06:38:53] [INFO ] [Nat]Absence check using state equation in 966 ms returned sat
[2024-06-01 06:38:53] [INFO ] [Nat]Added 303 Read/Feed constraints in 64 ms returned sat
[2024-06-01 06:38:53] [INFO ] Deduced a trap composed of 11 places in 486 ms of which 2 ms to minimize.
[2024-06-01 06:38:53] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 645 ms
[2024-06-01 06:38:54] [INFO ] Computed and/alt/rep : 471/1801/471 causal constraints (skipped 3256 transitions) in 334 ms.
[2024-06-01 06:38:54] [INFO ] Added : 3 causal constraints over 2 iterations in 977 ms. Result :sat
Minimization took 1749 ms.
[2024-06-01 06:38:56] [INFO ] [Real]Absence check using 10 positive place invariants in 6 ms returned sat
[2024-06-01 06:38:57] [INFO ] [Real]Absence check using state equation in 635 ms returned sat
[2024-06-01 06:38:57] [INFO ] [Real]Added 303 Read/Feed constraints in 106 ms returned sat
[2024-06-01 06:38:57] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:38:57] [INFO ] [Nat]Absence check using 10 positive place invariants in 6 ms returned sat
[2024-06-01 06:38:58] [INFO ] [Nat]Absence check using state equation in 623 ms returned sat
[2024-06-01 06:38:58] [INFO ] [Nat]Added 303 Read/Feed constraints in 487 ms returned sat
[2024-06-01 06:38:59] [INFO ] Deduced a trap composed of 12 places in 298 ms of which 3 ms to minimize.
[2024-06-01 06:39:00] [INFO ] Deduced a trap composed of 24 places in 665 ms of which 23 ms to minimize.
[2024-06-01 06:39:00] [INFO ] Deduced a trap composed of 56 places in 527 ms of which 3 ms to minimize.
[2024-06-01 06:39:01] [INFO ] Deduced a trap composed of 49 places in 513 ms of which 1 ms to minimize.
[2024-06-01 06:39:01] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2619 ms
[2024-06-01 06:39:01] [INFO ] Computed and/alt/rep : 471/1801/471 causal constraints (skipped 3256 transitions) in 310 ms.
[2024-06-01 06:39:02] [INFO ] Added : 7 causal constraints over 2 iterations in 939 ms. Result :sat
Minimization took 245 ms.
[2024-06-01 06:39:02] [INFO ] [Real]Absence check using 10 positive place invariants in 4 ms returned sat
[2024-06-01 06:39:03] [INFO ] [Real]Absence check using state equation in 677 ms returned sat
[2024-06-01 06:39:03] [INFO ] [Real]Added 303 Read/Feed constraints in 100 ms returned sat
[2024-06-01 06:39:03] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:39:03] [INFO ] [Nat]Absence check using 10 positive place invariants in 3 ms returned sat
[2024-06-01 06:39:04] [INFO ] [Nat]Absence check using state equation in 527 ms returned sat
[2024-06-01 06:39:04] [INFO ] [Nat]Added 303 Read/Feed constraints in 67 ms returned sat
[2024-06-01 06:39:04] [INFO ] Computed and/alt/rep : 471/1801/471 causal constraints (skipped 3256 transitions) in 310 ms.
[2024-06-01 06:39:05] [INFO ] Added : 2 causal constraints over 1 iterations in 768 ms. Result :sat
Minimization took 1509 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 2, 3] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 2, 3] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
Support contains 6 out of 280 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 280/280 places, 3904/3904 transitions.
Graph (complete) has 4653 edges and 280 vertex of which 278 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.20 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 277 transition count 3871
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 277 transition count 3871
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -6
Deduced a syphon composed of 2 places in 26 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 275 transition count 3877
Free-agglomeration rule applied 6 times.
Iterating global reduction 0 with 6 rules applied. Total rules applied 13 place count 275 transition count 3871
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 19 place count 269 transition count 3871
Applied a total of 19 rules in 447 ms. Remains 269 /280 variables (removed 11) and now considering 3871/3904 (removed 33) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 473 ms. Remains : 269/280 places, 3871/3904 transitions.
[2024-06-01 06:39:07] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
Found an invariant !
This invariant on transitions {2=1, 44=1, 3014=1, 3635=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {2=1, 3014=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 248 ms. (steps per millisecond=40 ) properties (out of 6) seen :[0, 0, 0, 0, 0, 0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 0, 2, 3] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
[2024-06-01 06:39:08] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
// Phase 1: matrix 3699 rows 269 cols
[2024-06-01 06:39:08] [INFO ] Computed 8 invariants in 39 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 2, 3] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
RANDOM walk for 1000000 steps (4 resets) in 7779 ms. (128 steps per ms)
BEST_FIRST walk for 6000006 steps (17 resets) in 13899 ms. (431 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 2, 14] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
[2024-06-01 06:39:30] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2024-06-01 06:39:30] [INFO ] Invariant cache hit.
[2024-06-01 06:39:30] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-06-01 06:39:31] [INFO ] [Real]Absence check using state equation in 678 ms returned sat
[2024-06-01 06:39:31] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:39:31] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2024-06-01 06:39:32] [INFO ] [Nat]Absence check using state equation in 671 ms returned sat
[2024-06-01 06:39:32] [INFO ] State equation strengthened by 283 read => feed constraints.
[2024-06-01 06:39:32] [INFO ] [Nat]Added 283 Read/Feed constraints in 217 ms returned sat
[2024-06-01 06:39:33] [INFO ] Deduced a trap composed of 41 places in 652 ms of which 2 ms to minimize.
[2024-06-01 06:39:33] [INFO ] Deduced a trap composed of 36 places in 544 ms of which 2 ms to minimize.
[2024-06-01 06:39:34] [INFO ] Deduced a trap composed of 28 places in 475 ms of which 1 ms to minimize.
[2024-06-01 06:39:34] [INFO ] Deduced a trap composed of 48 places in 484 ms of which 1 ms to minimize.
[2024-06-01 06:39:35] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2548 ms
[2024-06-01 06:39:35] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 295 ms.
[2024-06-01 06:39:35] [INFO ] Added : 1 causal constraints over 1 iterations in 556 ms. Result :sat
Minimization took 3578 ms.
[2024-06-01 06:39:39] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-06-01 06:39:39] [INFO ] [Real]Absence check using state equation in 578 ms returned sat
[2024-06-01 06:39:40] [INFO ] [Real]Added 283 Read/Feed constraints in 90 ms returned sat
[2024-06-01 06:39:40] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:39:40] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2024-06-01 06:39:40] [INFO ] [Nat]Absence check using state equation in 597 ms returned sat
[2024-06-01 06:39:40] [INFO ] [Nat]Added 283 Read/Feed constraints in 161 ms returned sat
[2024-06-01 06:39:41] [INFO ] Deduced a trap composed of 22 places in 404 ms of which 1 ms to minimize.
[2024-06-01 06:39:42] [INFO ] Deduced a trap composed of 55 places in 442 ms of which 2 ms to minimize.
[2024-06-01 06:39:42] [INFO ] Deduced a trap composed of 18 places in 340 ms of which 1 ms to minimize.
[2024-06-01 06:39:42] [INFO ] Deduced a trap composed of 59 places in 417 ms of which 2 ms to minimize.
[2024-06-01 06:39:43] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2079 ms
[2024-06-01 06:39:43] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 287 ms.
[2024-06-01 06:39:43] [INFO ] Added : 5 causal constraints over 1 iterations in 701 ms. Result :sat
Minimization took 3674 ms.
[2024-06-01 06:39:47] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-06-01 06:39:48] [INFO ] [Real]Absence check using state equation in 708 ms returned sat
[2024-06-01 06:39:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:39:48] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-06-01 06:39:49] [INFO ] [Nat]Absence check using state equation in 714 ms returned sat
[2024-06-01 06:39:49] [INFO ] [Nat]Added 283 Read/Feed constraints in 240 ms returned sat
[2024-06-01 06:39:49] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 319 ms.
[2024-06-01 06:39:50] [INFO ] Added : 4 causal constraints over 1 iterations in 723 ms. Result :sat
Minimization took 3594 ms.
[2024-06-01 06:39:54] [INFO ] [Real]Absence check using 8 positive place invariants in 3 ms returned sat
[2024-06-01 06:39:54] [INFO ] [Real]Absence check using state equation in 537 ms returned sat
[2024-06-01 06:39:54] [INFO ] [Real]Added 283 Read/Feed constraints in 86 ms returned sat
[2024-06-01 06:39:54] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:39:54] [INFO ] [Nat]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-06-01 06:39:55] [INFO ] [Nat]Absence check using state equation in 521 ms returned sat
[2024-06-01 06:39:55] [INFO ] [Nat]Added 283 Read/Feed constraints in 51 ms returned sat
[2024-06-01 06:39:55] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 337 ms.
[2024-06-01 06:39:56] [INFO ] Added : 2 causal constraints over 1 iterations in 742 ms. Result :sat
Minimization took 4062 ms.
[2024-06-01 06:40:00] [INFO ] [Real]Absence check using 8 positive place invariants in 5 ms returned sat
[2024-06-01 06:40:01] [INFO ] [Real]Absence check using state equation in 867 ms returned sat
[2024-06-01 06:40:01] [INFO ] [Real]Added 283 Read/Feed constraints in 103 ms returned sat
[2024-06-01 06:40:01] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:40:01] [INFO ] [Nat]Absence check using 8 positive place invariants in 6 ms returned sat
[2024-06-01 06:40:02] [INFO ] [Nat]Absence check using state equation in 1121 ms returned sat
[2024-06-01 06:40:03] [INFO ] [Nat]Added 283 Read/Feed constraints in 287 ms returned sat
[2024-06-01 06:40:03] [INFO ] Deduced a trap composed of 10 places in 382 ms of which 1 ms to minimize.
[2024-06-01 06:40:03] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 592 ms
[2024-06-01 06:40:04] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 306 ms.
[2024-06-01 06:40:04] [INFO ] Deduced a trap composed of 70 places in 427 ms of which 2 ms to minimize.
[2024-06-01 06:40:04] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 639 ms
[2024-06-01 06:40:05] [INFO ] Deduced a trap composed of 60 places in 377 ms of which 1 ms to minimize.
[2024-06-01 06:40:06] [INFO ] Deduced a trap composed of 23 places in 355 ms of which 2 ms to minimize.
[2024-06-01 06:40:06] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1066 ms
[2024-06-01 06:40:06] [INFO ] Added : 5 causal constraints over 2 iterations in 2800 ms. Result :sat
Minimization took 4666 ms.
[2024-06-01 06:40:11] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-06-01 06:40:11] [INFO ] [Real]Absence check using state equation in 540 ms returned sat
[2024-06-01 06:40:11] [INFO ] [Real]Added 283 Read/Feed constraints in 121 ms returned sat
[2024-06-01 06:40:12] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:40:12] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-06-01 06:40:12] [INFO ] [Nat]Absence check using state equation in 646 ms returned sat
[2024-06-01 06:40:12] [INFO ] [Nat]Added 283 Read/Feed constraints in 96 ms returned sat
[2024-06-01 06:40:13] [INFO ] Deduced a trap composed of 47 places in 585 ms of which 3 ms to minimize.
[2024-06-01 06:40:14] [INFO ] Deduced a trap composed of 60 places in 516 ms of which 3 ms to minimize.
[2024-06-01 06:40:14] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1407 ms
[2024-06-01 06:40:14] [INFO ] Computed and/alt/rep : 458/1718/458 causal constraints (skipped 3240 transitions) in 319 ms.
[2024-06-01 06:40:14] [INFO ] Added : 1 causal constraints over 1 iterations in 671 ms. Result :sat
Minimization took 3464 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 2, 14] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 2, 14] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
Support contains 6 out of 269 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 79 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 80 ms. Remains : 269/269 places, 3871/3871 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 269/269 places, 3871/3871 transitions.
Applied a total of 0 rules in 76 ms. Remains 269 /269 variables (removed 0) and now considering 3871/3871 (removed 0) transitions.
[2024-06-01 06:40:19] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2024-06-01 06:40:19] [INFO ] Invariant cache hit.
[2024-06-01 06:40:19] [INFO ] Implicit Places using invariants in 780 ms returned []
[2024-06-01 06:40:19] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2024-06-01 06:40:19] [INFO ] Invariant cache hit.
[2024-06-01 06:40:20] [INFO ] State equation strengthened by 283 read => feed constraints.
[2024-06-01 06:40:21] [INFO ] Implicit Places using invariants and state equation in 1694 ms returned []
Implicit Place search using SMT with State Equation took 2481 ms to find 0 implicit places.
[2024-06-01 06:40:22] [INFO ] Redundant transitions in 444 ms returned []
Running 3870 sub problems to find dead transitions.
[2024-06-01 06:40:22] [INFO ] Flow matrix only has 3699 transitions (discarded 172 similar events)
[2024-06-01 06:40:22] [INFO ] Invariant cache hit.
[2024-06-01 06:40:22] [INFO ] State equation strengthened by 283 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/269 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3870 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 269/3968 variables, and 8 constraints, problems are : Problem set: 0 solved, 3870 unsolved in 30147 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/269 constraints, ReadFeed: 0/283 constraints, PredecessorRefiner: 3870/2667 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3870 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/269 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 3870 unsolved
[2024-06-01 06:41:51] [INFO ] Deduced a trap composed of 6 places in 74 ms of which 2 ms to minimize.
[2024-06-01 06:41:51] [INFO ] Deduced a trap composed of 10 places in 54 ms of which 1 ms to minimize.
Problem TDEAD1546 is UNSAT
Problem TDEAD1547 is UNSAT
Problem TDEAD1548 is UNSAT
Problem TDEAD1549 is UNSAT
Problem TDEAD1550 is UNSAT
Problem TDEAD1551 is UNSAT
Problem TDEAD1552 is UNSAT
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Problem TDEAD1559 is UNSAT
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Problem TDEAD1562 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 TDEAD1577 is UNSAT
Problem TDEAD1578 is UNSAT
Problem TDEAD1579 is UNSAT
Problem TDEAD1580 is UNSAT
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Problem TDEAD1590 is UNSAT
Problem TDEAD1591 is UNSAT
Problem TDEAD1592 is UNSAT
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Problem TDEAD1594 is UNSAT
Problem TDEAD1597 is UNSAT
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Problem TDEAD1600 is UNSAT
Problem TDEAD1601 is UNSAT
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Problem TDEAD1607 is UNSAT
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Problem TDEAD1614 is UNSAT
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Problem TDEAD1644 is UNSAT
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Problem TDEAD1646 is UNSAT
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Problem TDEAD1662 is UNSAT
Problem TDEAD1663 is UNSAT
Problem TDEAD1664 is UNSAT
Problem TDEAD1665 is UNSAT
Problem TDEAD1666 is UNSAT
Problem TDEAD1667 is UNSAT
Problem TDEAD1668 is UNSAT
Problem TDEAD1669 is UNSAT
Problem TDEAD1670 is UNSAT
Problem TDEAD1671 is UNSAT
Problem TDEAD1672 is UNSAT
Problem TDEAD1673 is UNSAT
Problem TDEAD1674 is UNSAT
Problem TDEAD1675 is UNSAT
Problem TDEAD1676 is UNSAT
Problem TDEAD1677 is UNSAT
Problem TDEAD1678 is UNSAT
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Problem TDEAD1862 is UNSAT
Problem TDEAD1863 is UNSAT
Problem TDEAD1864 is UNSAT
Problem TDEAD1865 is UNSAT
Problem TDEAD1866 is UNSAT
Problem TDEAD1867 is UNSAT
Problem TDEAD1868 is UNSAT
Problem TDEAD1869 is UNSAT
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Problem TDEAD2046 is UNSAT
Problem TDEAD2047 is UNSAT
Problem TDEAD2048 is UNSAT
Problem TDEAD2049 is UNSAT
Problem TDEAD2050 is UNSAT
Problem TDEAD2051 is UNSAT
[2024-06-01 06:41:53] [INFO ] Deduced a trap composed of 25 places in 124 ms of which 0 ms to minimize.
Problem TDEAD2052 is UNSAT
Problem TDEAD2053 is UNSAT
[2024-06-01 06:41:53] [INFO ] Deduced a trap composed of 8 places in 99 ms of which 1 ms to minimize.
Problem TDEAD2054 is UNSAT
Problem TDEAD2055 is UNSAT
Problem TDEAD2056 is UNSAT
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Problem TDEAD2069 is UNSAT
Problem TDEAD2070 is UNSAT
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Problem TDEAD2072 is UNSAT
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Problem TDEAD2074 is UNSAT
Problem TDEAD2075 is UNSAT
Problem TDEAD2076 is UNSAT
Problem TDEAD2081 is UNSAT
Problem TDEAD2082 is UNSAT
Problem TDEAD2083 is UNSAT
Problem TDEAD2084 is UNSAT
Problem TDEAD2085 is UNSAT
Problem TDEAD2086 is UNSAT
Problem TDEAD2087 is UNSAT
Problem TDEAD2088 is UNSAT
[2024-06-01 06:41:53] [INFO ] Deduced a trap composed of 8 places in 192 ms of which 1 ms to minimize.
[2024-06-01 06:41:54] [INFO ] Deduced a trap composed of 17 places in 186 ms of which 2 ms to minimize.
Problem TDEAD2097 is UNSAT
Problem TDEAD2098 is UNSAT
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Problem TDEAD2442 is UNSAT
Problem TDEAD2443 is UNSAT
Problem TDEAD2444 is UNSAT
Problem TDEAD2445 is UNSAT
Problem TDEAD2446 is UNSAT
Problem TDEAD2447 is UNSAT
Problem TDEAD2448 is UNSAT
Problem TDEAD2449 is UNSAT
Problem TDEAD2450 is UNSAT
Problem TDEAD2451 is UNSAT
Problem TDEAD2452 is UNSAT
Problem TDEAD2453 is UNSAT
Problem TDEAD2454 is UNSAT
Problem TDEAD2455 is UNSAT
Problem TDEAD2456 is UNSAT
Problem TDEAD2457 is UNSAT
Problem TDEAD2458 is UNSAT
Problem TDEAD2459 is UNSAT
Problem TDEAD2460 is UNSAT
Problem TDEAD2461 is UNSAT
Problem TDEAD2462 is UNSAT
Problem TDEAD2463 is UNSAT
Problem TDEAD2464 is UNSAT
Problem TDEAD2465 is UNSAT
Problem TDEAD2466 is UNSAT
Problem TDEAD2467 is UNSAT
Problem TDEAD2468 is UNSAT
Problem TDEAD2469 is UNSAT
Problem TDEAD2470 is UNSAT
Problem TDEAD2471 is UNSAT
Problem TDEAD2472 is UNSAT
Problem TDEAD2473 is UNSAT
Problem TDEAD2474 is UNSAT
Problem TDEAD2475 is UNSAT
Problem TDEAD2476 is UNSAT
Problem TDEAD2477 is UNSAT
Problem TDEAD2478 is UNSAT
Problem TDEAD2479 is UNSAT
Problem TDEAD2480 is UNSAT
Problem TDEAD2481 is UNSAT
Problem TDEAD2482 is UNSAT
Problem TDEAD2483 is UNSAT
Problem TDEAD2484 is UNSAT
Problem TDEAD2485 is UNSAT
Problem TDEAD2486 is UNSAT
Problem TDEAD2487 is UNSAT
Problem TDEAD2488 is UNSAT
Problem TDEAD2489 is UNSAT
Problem TDEAD2490 is UNSAT
Problem TDEAD2491 is UNSAT
Problem TDEAD2492 is UNSAT
Problem TDEAD2493 is UNSAT
Problem TDEAD2494 is UNSAT
Problem TDEAD2495 is UNSAT
Problem TDEAD2496 is UNSAT
Problem TDEAD2497 is UNSAT
Problem TDEAD2498 is UNSAT
Problem TDEAD2499 is UNSAT
Problem TDEAD2500 is UNSAT
Problem TDEAD2501 is UNSAT
Problem TDEAD2502 is UNSAT
Problem TDEAD2503 is UNSAT
Problem TDEAD2504 is UNSAT
Problem TDEAD2505 is UNSAT
Problem TDEAD2506 is UNSAT
Problem TDEAD2507 is UNSAT
Problem TDEAD2508 is UNSAT
Problem TDEAD2509 is UNSAT
Problem TDEAD2510 is UNSAT
Problem TDEAD2511 is UNSAT
Problem TDEAD2512 is UNSAT
Problem TDEAD2513 is UNSAT
Problem TDEAD2514 is UNSAT
Problem TDEAD2515 is UNSAT
Problem TDEAD2516 is UNSAT
Problem TDEAD2517 is UNSAT
Problem TDEAD2518 is UNSAT
Problem TDEAD2519 is UNSAT
Problem TDEAD2520 is UNSAT
Problem TDEAD2521 is UNSAT
Problem TDEAD2522 is UNSAT
Problem TDEAD2523 is UNSAT
Problem TDEAD2524 is UNSAT
Problem TDEAD2525 is UNSAT
Problem TDEAD2526 is UNSAT
Problem TDEAD2527 is UNSAT
Problem TDEAD2528 is UNSAT
Problem TDEAD2529 is UNSAT
Problem TDEAD2530 is UNSAT
Problem TDEAD2531 is UNSAT
Problem TDEAD2532 is UNSAT
Problem TDEAD2533 is UNSAT
Problem TDEAD2534 is UNSAT
Problem TDEAD2535 is UNSAT
Problem TDEAD2536 is UNSAT
Problem TDEAD2537 is UNSAT
Problem TDEAD2538 is UNSAT
Problem TDEAD2539 is UNSAT
Problem TDEAD2540 is UNSAT
Problem TDEAD2541 is UNSAT
Problem TDEAD2542 is UNSAT
Problem TDEAD2543 is UNSAT
Problem TDEAD2544 is UNSAT
Problem TDEAD2545 is UNSAT
Problem TDEAD2546 is UNSAT
Problem TDEAD2547 is UNSAT
Problem TDEAD2548 is UNSAT
Problem TDEAD2549 is UNSAT
Problem TDEAD2550 is UNSAT
Problem TDEAD2551 is UNSAT
Problem TDEAD2552 is UNSAT
Problem TDEAD2553 is UNSAT
Problem TDEAD2554 is UNSAT
Problem TDEAD2555 is UNSAT
Problem TDEAD2556 is UNSAT
Problem TDEAD2557 is UNSAT
Problem TDEAD2558 is UNSAT
Problem TDEAD2559 is UNSAT
Problem TDEAD2560 is UNSAT
Problem TDEAD2561 is UNSAT
Problem TDEAD2562 is UNSAT
Problem TDEAD2563 is UNSAT
Problem TDEAD2564 is UNSAT
Problem TDEAD2565 is UNSAT
Problem TDEAD2566 is UNSAT
Problem TDEAD2567 is UNSAT
Problem TDEAD2568 is UNSAT
Problem TDEAD2569 is UNSAT
Problem TDEAD2570 is UNSAT
Problem TDEAD2571 is UNSAT
Problem TDEAD2572 is UNSAT
Problem TDEAD2573 is UNSAT
Problem TDEAD2574 is UNSAT
Problem TDEAD2575 is UNSAT
Problem TDEAD2576 is UNSAT
Problem TDEAD2577 is UNSAT
Problem TDEAD2578 is UNSAT
Problem TDEAD2579 is UNSAT
Problem TDEAD2580 is UNSAT
Problem TDEAD2581 is UNSAT
Problem TDEAD2582 is UNSAT
Problem TDEAD2583 is UNSAT
Problem TDEAD2584 is UNSAT
Problem TDEAD2585 is UNSAT
Problem TDEAD2586 is UNSAT
Problem TDEAD2587 is UNSAT
Problem TDEAD2588 is UNSAT
Problem TDEAD2589 is UNSAT
Problem TDEAD2590 is UNSAT
Problem TDEAD2591 is UNSAT
Problem TDEAD2592 is UNSAT
Problem TDEAD2593 is UNSAT
Problem TDEAD2594 is UNSAT
Problem TDEAD2595 is UNSAT
Problem TDEAD2596 is UNSAT
Problem TDEAD2597 is UNSAT
Problem TDEAD2598 is UNSAT
Problem TDEAD2599 is UNSAT
Problem TDEAD2600 is UNSAT
Problem TDEAD2601 is UNSAT
Problem TDEAD2602 is UNSAT
Problem TDEAD2603 is UNSAT
Problem TDEAD2604 is UNSAT
Problem TDEAD2605 is UNSAT
Problem TDEAD2606 is UNSAT
Problem TDEAD2607 is UNSAT
Problem TDEAD2608 is UNSAT
Problem TDEAD2609 is UNSAT
Problem TDEAD2610 is UNSAT
Problem TDEAD2611 is UNSAT
Problem TDEAD2612 is UNSAT
Problem TDEAD2613 is UNSAT
Problem TDEAD2614 is UNSAT
Problem TDEAD2615 is UNSAT
Problem TDEAD2616 is UNSAT
Problem TDEAD2617 is UNSAT
Problem TDEAD2618 is UNSAT
Problem TDEAD2619 is UNSAT
Problem TDEAD2620 is UNSAT
Problem TDEAD2621 is UNSAT
Problem TDEAD2622 is UNSAT
Problem TDEAD2623 is UNSAT
Problem TDEAD2624 is UNSAT
Problem TDEAD2625 is UNSAT
Problem TDEAD2626 is UNSAT
Problem TDEAD2627 is UNSAT
Problem TDEAD2628 is UNSAT
Problem TDEAD2629 is UNSAT
Problem TDEAD2630 is UNSAT
Problem TDEAD2631 is UNSAT
Problem TDEAD2632 is UNSAT
Problem TDEAD2633 is UNSAT
Problem TDEAD2634 is UNSAT
Problem TDEAD2635 is UNSAT
Problem TDEAD2636 is UNSAT
Problem TDEAD2637 is UNSAT
Problem TDEAD2638 is UNSAT
Problem TDEAD2639 is UNSAT
Problem TDEAD2640 is UNSAT
Problem TDEAD2641 is UNSAT
Problem TDEAD2642 is UNSAT
Problem TDEAD2643 is UNSAT
Problem TDEAD2644 is UNSAT
Problem TDEAD2645 is UNSAT
Problem TDEAD2646 is UNSAT
Problem TDEAD2647 is UNSAT
Problem TDEAD2648 is UNSAT
Problem TDEAD2649 is UNSAT
Problem TDEAD2650 is UNSAT
Problem TDEAD2651 is UNSAT
Problem TDEAD2652 is UNSAT
Problem TDEAD2653 is UNSAT
Problem TDEAD2654 is UNSAT
Problem TDEAD2655 is UNSAT
Problem TDEAD2656 is UNSAT
Problem TDEAD2657 is UNSAT
Problem TDEAD2658 is UNSAT
Problem TDEAD2659 is UNSAT
Problem TDEAD2660 is UNSAT
Problem TDEAD2661 is UNSAT
Problem TDEAD2662 is UNSAT
Problem TDEAD2663 is UNSAT
Problem TDEAD2664 is UNSAT
Problem TDEAD2665 is UNSAT
Problem TDEAD2666 is UNSAT
Problem TDEAD2667 is UNSAT
Problem TDEAD2668 is UNSAT
Problem TDEAD2669 is UNSAT
Problem TDEAD2670 is UNSAT
Problem TDEAD2671 is UNSAT
Problem TDEAD2672 is UNSAT
Problem TDEAD2673 is UNSAT
Problem TDEAD2674 is UNSAT
Problem TDEAD2675 is UNSAT
Problem TDEAD2676 is UNSAT
Problem TDEAD2677 is UNSAT
Problem TDEAD2678 is UNSAT
Problem TDEAD2679 is UNSAT
Problem TDEAD2680 is UNSAT
Problem TDEAD2933 is UNSAT
Problem TDEAD2934 is UNSAT
Problem TDEAD2935 is UNSAT
Problem TDEAD2936 is UNSAT
Problem TDEAD2937 is UNSAT
Problem TDEAD2938 is UNSAT
Problem TDEAD2939 is UNSAT
Problem TDEAD2940 is UNSAT
Problem TDEAD2941 is UNSAT
Problem TDEAD2942 is UNSAT
Problem TDEAD2943 is UNSAT
Problem TDEAD2944 is UNSAT
Problem TDEAD2945 is UNSAT
Problem TDEAD2946 is UNSAT
Problem TDEAD2947 is UNSAT
Problem TDEAD2948 is UNSAT
Problem TDEAD2949 is UNSAT
Problem TDEAD2950 is UNSAT
Problem TDEAD2951 is UNSAT
Problem TDEAD2952 is UNSAT
Problem TDEAD2953 is UNSAT
Problem TDEAD2954 is UNSAT
Problem TDEAD2955 is UNSAT
Problem TDEAD2956 is UNSAT
Problem TDEAD2957 is UNSAT
Problem TDEAD2958 is UNSAT
Problem TDEAD2959 is UNSAT
Problem TDEAD2960 is UNSAT
Problem TDEAD2961 is UNSAT
Problem TDEAD2962 is UNSAT
Problem TDEAD2963 is UNSAT
Problem TDEAD2964 is UNSAT
Problem TDEAD2965 is UNSAT
Problem TDEAD2966 is UNSAT
Problem TDEAD2967 is UNSAT
Problem TDEAD2968 is UNSAT
Problem TDEAD2969 is UNSAT
Problem TDEAD2970 is UNSAT
Problem TDEAD2971 is UNSAT
Problem TDEAD2972 is UNSAT
Problem TDEAD2973 is UNSAT
Problem TDEAD2974 is UNSAT
Problem TDEAD2975 is UNSAT
Problem TDEAD2976 is UNSAT
Problem TDEAD2977 is UNSAT
Problem TDEAD2978 is UNSAT
Problem TDEAD2979 is UNSAT
Problem TDEAD2980 is UNSAT
Problem TDEAD2981 is UNSAT
Problem TDEAD2982 is UNSAT
Problem TDEAD2983 is UNSAT
Problem TDEAD2984 is UNSAT
Problem TDEAD2985 is UNSAT
Problem TDEAD2986 is UNSAT
Problem TDEAD2987 is UNSAT
Problem TDEAD2988 is UNSAT
Problem TDEAD2989 is UNSAT
Problem TDEAD2990 is UNSAT
Problem TDEAD2991 is UNSAT
Problem TDEAD2992 is UNSAT
Problem TDEAD2993 is UNSAT
Problem TDEAD2994 is UNSAT
Problem TDEAD2995 is UNSAT
Problem TDEAD2996 is UNSAT
Problem TDEAD2997 is UNSAT
Problem TDEAD2998 is UNSAT
Problem TDEAD2999 is UNSAT
Problem TDEAD3000 is UNSAT
Problem TDEAD3001 is UNSAT
Problem TDEAD3002 is UNSAT
Problem TDEAD3003 is UNSAT
Problem TDEAD3004 is UNSAT
Problem TDEAD3005 is UNSAT
Problem TDEAD3006 is UNSAT
Problem TDEAD3007 is UNSAT
Problem TDEAD3008 is UNSAT
Problem TDEAD3009 is UNSAT
Problem TDEAD3010 is UNSAT
Problem TDEAD3011 is UNSAT
Problem TDEAD3012 is UNSAT
Problem TDEAD3013 is UNSAT
Problem TDEAD3014 is UNSAT
Problem TDEAD3015 is UNSAT
Problem TDEAD3016 is UNSAT
Problem TDEAD3021 is UNSAT
Problem TDEAD3022 is UNSAT
Problem TDEAD3023 is UNSAT
Problem TDEAD3024 is UNSAT
Problem TDEAD3030 is UNSAT
Problem TDEAD3031 is UNSAT
Problem TDEAD3032 is UNSAT
Problem TDEAD3033 is UNSAT
Problem TDEAD3034 is UNSAT
Problem TDEAD3035 is UNSAT
Problem TDEAD3036 is UNSAT
Problem TDEAD3037 is UNSAT
Problem TDEAD3038 is UNSAT
Problem TDEAD3039 is UNSAT
Problem TDEAD3040 is UNSAT
Problem TDEAD3050 is UNSAT
Problem TDEAD3051 is UNSAT
Problem TDEAD3052 is UNSAT
Problem TDEAD3054 is UNSAT
Problem TDEAD3055 is UNSAT
Problem TDEAD3056 is UNSAT
Problem TDEAD3057 is UNSAT
Problem TDEAD3063 is UNSAT
Problem TDEAD3064 is UNSAT
Problem TDEAD3065 is UNSAT
Problem TDEAD3066 is UNSAT
Problem TDEAD3067 is UNSAT
Problem TDEAD3068 is UNSAT
Problem TDEAD3069 is UNSAT
Problem TDEAD3070 is UNSAT
Problem TDEAD3071 is UNSAT
Problem TDEAD3072 is UNSAT
Problem TDEAD3073 is UNSAT
Problem TDEAD3083 is UNSAT
Problem TDEAD3084 is UNSAT
Problem TDEAD3085 is UNSAT
Problem TDEAD3087 is UNSAT
Problem TDEAD3088 is UNSAT
Problem TDEAD3089 is UNSAT
Problem TDEAD3090 is UNSAT
Problem TDEAD3096 is UNSAT
Problem TDEAD3097 is UNSAT
Problem TDEAD3098 is UNSAT
Problem TDEAD3099 is UNSAT
Problem TDEAD3100 is UNSAT
Problem TDEAD3101 is UNSAT
Problem TDEAD3102 is UNSAT
Problem TDEAD3103 is UNSAT
Problem TDEAD3104 is UNSAT
Problem TDEAD3105 is UNSAT
Problem TDEAD3106 is UNSAT
Problem TDEAD3116 is UNSAT
Problem TDEAD3117 is UNSAT
Problem TDEAD3118 is UNSAT
[2024-06-01 06:42:04] [INFO ] Deduced a trap composed of 13 places in 116 ms of which 0 ms to minimize.
Problem TDEAD3803 is UNSAT
Problem TDEAD3815 is UNSAT
Problem TDEAD3830 is UNSAT
Problem TDEAD3831 is UNSAT
[2024-06-01 06:42:04] [INFO ] Deduced a trap composed of 25 places in 76 ms of which 1 ms to minimize.
Problem TDEAD3842 is UNSAT
Problem TDEAD3843 is UNSAT
Problem TDEAD3855 is UNSAT
Problem TDEAD3856 is UNSAT
Problem TDEAD3867 is UNSAT
Problem TDEAD3868 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD2089 is UNSAT
Problem TDEAD2090 is UNSAT
Problem TDEAD2091 is UNSAT
Problem TDEAD2092 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/269 variables, 8/16 constraints. Problems are: Problem set: 936 solved, 2934 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 269/3968 variables, and 16 constraints, problems are : Problem set: 936 solved, 2934 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 0/269 constraints, ReadFeed: 0/283 constraints, PredecessorRefiner: 1203/2667 constraints, Known Traps: 8/8 constraints]
After SMT, in 106353ms problems are : Problem set: 936 solved, 2934 unsolved
Search for dead transitions found 936 dead transitions in 106433ms
Found 936 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 936 transitions
Dead transitions reduction (with SMT) removed 936 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 269/269 places, 2935/3871 transitions.
Reduce places removed 33 places and 960 transitions.
Iterating post reduction 0 with 33 rules applied. Total rules applied 33 place count 236 transition count 1975
Reduce places removed 24 places and 409 transitions.
Iterating post reduction 1 with 24 rules applied. Total rules applied 57 place count 212 transition count 1566
Reduce places removed 11 places and 147 transitions.
Iterating post reduction 2 with 11 rules applied. Total rules applied 68 place count 201 transition count 1419
Reduce places removed 9 places and 49 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 77 place count 192 transition count 1370
Reduce places removed 2 places and 52 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 79 place count 190 transition count 1318
Reduce places removed 1 places and 19 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 80 place count 189 transition count 1299
Reduce places removed 1 places and 9 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 81 place count 188 transition count 1290
Discarding 19 places :
Symmetric choice reduction at 7 with 19 rule applications. Total rules 100 place count 169 transition count 1236
Deduced a syphon composed of 2 places in 1 ms
Iterating global reduction 7 with 19 rules applied. Total rules applied 119 place count 169 transition count 1236
Discarding 16 places :
Symmetric choice reduction at 7 with 16 rule applications. Total rules 135 place count 153 transition count 1067
Deduced a syphon composed of 2 places in 2 ms
Iterating global reduction 7 with 16 rules applied. Total rules applied 151 place count 153 transition count 1067
Deduced a syphon composed of 2 places in 1 ms
Applied a total of 151 rules in 56 ms. Remains 153 /269 variables (removed 116) and now considering 1067/2935 (removed 1868) transitions.
[2024-06-01 06:42:08] [INFO ] Flow matrix only has 950 transitions (discarded 117 similar events)
// Phase 1: matrix 950 rows 153 cols
[2024-06-01 06:42:08] [INFO ] Computed 10 invariants in 8 ms
[2024-06-01 06:42:08] [INFO ] Implicit Places using invariants in 207 ms returned []
[2024-06-01 06:42:08] [INFO ] Flow matrix only has 950 transitions (discarded 117 similar events)
[2024-06-01 06:42:08] [INFO ] Invariant cache hit.
[2024-06-01 06:42:08] [INFO ] State equation strengthened by 106 read => feed constraints.
[2024-06-01 06:42:09] [INFO ] Implicit Places using invariants and state equation in 528 ms returned []
Implicit Place search using SMT with State Equation took 738 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 153/269 places, 1067/3871 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 110276 ms. Remains : 153/269 places, 1067/3871 transitions.
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
FORMULA BugTracking-PT-q8m002-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-06-01 06:42:09] [INFO ] Flow matrix only has 950 transitions (discarded 117 similar events)
Found an invariant !
This invariant on transitions {3=1, 768=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {6=1, 768=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 4) seen :[0, 0, 0, 1]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 0, 1, 2, 14] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
[2024-06-01 06:42:09] [INFO ] Flow matrix only has 950 transitions (discarded 117 similar events)
// Phase 1: matrix 950 rows 151 cols
[2024-06-01 06:42:09] [INFO ] Computed 8 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 1, 2, 14] Max Struct:[+inf, 1, +inf, 1, +inf, +inf]
FORMULA BugTracking-PT-q8m002-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (2 resets) in 2428 ms. (411 steps per ms)
BEST_FIRST walk for 3000002 steps (9 resets) in 2632 ms. (1139 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
[2024-06-01 06:42:14] [INFO ] Flow matrix only has 950 transitions (discarded 117 similar events)
[2024-06-01 06:42:14] [INFO ] Invariant cache hit.
[2024-06-01 06:42:14] [INFO ] [Real]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-06-01 06:42:14] [INFO ] [Real]Absence check using state equation in 191 ms returned sat
[2024-06-01 06:42:14] [INFO ] State equation strengthened by 106 read => feed constraints.
[2024-06-01 06:42:14] [INFO ] [Real]Added 106 Read/Feed constraints in 21 ms returned sat
[2024-06-01 06:42:14] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:42:15] [INFO ] [Nat]Absence check using 8 positive place invariants in 3 ms returned sat
[2024-06-01 06:42:15] [INFO ] [Nat]Absence check using state equation in 182 ms returned sat
[2024-06-01 06:42:15] [INFO ] [Nat]Added 106 Read/Feed constraints in 31 ms returned sat
[2024-06-01 06:42:15] [INFO ] Computed and/alt/rep : 374/1476/374 causal constraints (skipped 575 transitions) in 75 ms.
[2024-06-01 06:42:15] [INFO ] Added : 5 causal constraints over 1 iterations in 179 ms. Result :sat
Minimization took 384 ms.
[2024-06-01 06:42:15] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-06-01 06:42:16] [INFO ] [Real]Absence check using state equation in 169 ms returned sat
[2024-06-01 06:42:16] [INFO ] [Real]Added 106 Read/Feed constraints in 25 ms returned sat
[2024-06-01 06:42:16] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:42:16] [INFO ] [Nat]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-06-01 06:42:16] [INFO ] [Nat]Absence check using state equation in 167 ms returned sat
[2024-06-01 06:42:16] [INFO ] [Nat]Added 106 Read/Feed constraints in 34 ms returned sat
[2024-06-01 06:42:16] [INFO ] Deduced a trap composed of 34 places in 128 ms of which 1 ms to minimize.
[2024-06-01 06:42:16] [INFO ] Deduced a trap composed of 54 places in 131 ms of which 2 ms to minimize.
[2024-06-01 06:42:16] [INFO ] Deduced a trap composed of 52 places in 172 ms of which 2 ms to minimize.
[2024-06-01 06:42:17] [INFO ] Deduced a trap composed of 30 places in 132 ms of which 4 ms to minimize.
[2024-06-01 06:42:17] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 713 ms
[2024-06-01 06:42:17] [INFO ] Computed and/alt/rep : 374/1476/374 causal constraints (skipped 575 transitions) in 62 ms.
[2024-06-01 06:42:17] [INFO ] Added : 15 causal constraints over 3 iterations in 282 ms. Result :sat
Minimization took 471 ms.
[2024-06-01 06:42:17] [INFO ] [Real]Absence check using 8 positive place invariants in 4 ms returned sat
[2024-06-01 06:42:18] [INFO ] [Real]Absence check using state equation in 194 ms returned sat
[2024-06-01 06:42:18] [INFO ] [Real]Added 106 Read/Feed constraints in 27 ms returned sat
[2024-06-01 06:42:18] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:42:18] [INFO ] [Nat]Absence check using 8 positive place invariants in 2 ms returned sat
[2024-06-01 06:42:18] [INFO ] [Nat]Absence check using state equation in 131 ms returned sat
[2024-06-01 06:42:18] [INFO ] [Nat]Added 106 Read/Feed constraints in 36 ms returned sat
[2024-06-01 06:42:18] [INFO ] Deduced a trap composed of 16 places in 116 ms of which 2 ms to minimize.
[2024-06-01 06:42:18] [INFO ] Deduced a trap composed of 25 places in 149 ms of which 1 ms to minimize.
[2024-06-01 06:42:18] [INFO ] Deduced a trap composed of 10 places in 124 ms of which 1 ms to minimize.
[2024-06-01 06:42:18] [INFO ] Deduced a trap composed of 26 places in 94 ms of which 1 ms to minimize.
[2024-06-01 06:42:19] [INFO ] Deduced a trap composed of 24 places in 86 ms of which 1 ms to minimize.
[2024-06-01 06:42:19] [INFO ] Trap strengthening (SAT) tested/added 6/5 trap constraints in 722 ms
[2024-06-01 06:42:19] [INFO ] Computed and/alt/rep : 374/1476/374 causal constraints (skipped 575 transitions) in 56 ms.
[2024-06-01 06:42:19] [INFO ] Added : 18 causal constraints over 4 iterations in 238 ms. Result :sat
Minimization took 395 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Support contains 3 out of 151 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 151/151 places, 1067/1067 transitions.
Applied a total of 0 rules in 32 ms. Remains 151 /151 variables (removed 0) and now considering 1067/1067 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 32 ms. Remains : 151/151 places, 1067/1067 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 151/151 places, 1067/1067 transitions.
Applied a total of 0 rules in 25 ms. Remains 151 /151 variables (removed 0) and now considering 1067/1067 (removed 0) transitions.
[2024-06-01 06:42:20] [INFO ] Flow matrix only has 950 transitions (discarded 117 similar events)
[2024-06-01 06:42:20] [INFO ] Invariant cache hit.
[2024-06-01 06:42:20] [INFO ] Implicit Places using invariants in 196 ms returned []
[2024-06-01 06:42:20] [INFO ] Flow matrix only has 950 transitions (discarded 117 similar events)
[2024-06-01 06:42:20] [INFO ] Invariant cache hit.
[2024-06-01 06:42:20] [INFO ] State equation strengthened by 106 read => feed constraints.
[2024-06-01 06:42:21] [INFO ] Implicit Places using invariants and state equation in 680 ms returned []
Implicit Place search using SMT with State Equation took 878 ms to find 0 implicit places.
[2024-06-01 06:42:21] [INFO ] Redundant transitions in 12 ms returned []
Running 1066 sub problems to find dead transitions.
[2024-06-01 06:42:21] [INFO ] Flow matrix only has 950 transitions (discarded 117 similar events)
[2024-06-01 06:42:21] [INFO ] Invariant cache hit.
[2024-06-01 06:42:21] [INFO ] State equation strengthened by 106 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/151 variables, 8/8 constraints. Problems are: Problem set: 0 solved, 1066 unsolved
[2024-06-01 06:42:27] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 1 ms to minimize.
[2024-06-01 06:42:29] [INFO ] Deduced a trap composed of 18 places in 61 ms of which 1 ms to minimize.
Problem TDEAD829 is UNSAT
Problem TDEAD852 is UNSAT
Problem TDEAD854 is UNSAT
Problem TDEAD860 is UNSAT
Problem TDEAD1057 is UNSAT
Problem TDEAD1058 is UNSAT
Problem TDEAD1065 is UNSAT
Problem TDEAD1066 is UNSAT
Problem TDEAD808 is UNSAT
Problem TDEAD810 is UNSAT
Problem TDEAD815 is UNSAT
Problem TDEAD822 is UNSAT
Problem TDEAD824 is UNSAT
At refinement iteration 1 (INCLUDED_ONLY) 0/151 variables, 2/10 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/10 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
At refinement iteration 3 (OVERLAPS) 950/1101 variables, 151/161 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1101 variables, 106/267 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1101/1101 variables, and 267 constraints, problems are : Problem set: 13 solved, 1053 unsolved in 30038 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 151/151 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 1066/1066 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 13 solved, 1053 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/151 variables, 8/8 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/151 variables, 2/10 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/151 variables, 0/10 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
At refinement iteration 3 (OVERLAPS) 950/1101 variables, 151/161 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/1101 variables, 106/267 constraints. Problems are: Problem set: 13 solved, 1053 unsolved
Problem TDEAD83 is UNSAT
Problem TDEAD442 is UNSAT
Problem TDEAD443 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD445 is UNSAT
Problem TDEAD446 is UNSAT
Problem TDEAD447 is UNSAT
Problem TDEAD448 is UNSAT
Problem TDEAD449 is UNSAT
Problem TDEAD450 is UNSAT
Problem TDEAD451 is UNSAT
Problem TDEAD452 is UNSAT
Problem TDEAD453 is UNSAT
Problem TDEAD456 is UNSAT
Problem TDEAD457 is UNSAT
Problem TDEAD461 is UNSAT
Problem TDEAD462 is UNSAT
Problem TDEAD463 is UNSAT
Problem TDEAD464 is UNSAT
Problem TDEAD465 is UNSAT
Problem TDEAD466 is UNSAT
Problem TDEAD470 is UNSAT
Problem TDEAD471 is UNSAT
Problem TDEAD472 is UNSAT
Problem TDEAD473 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD475 is UNSAT
Problem TDEAD476 is UNSAT
Problem TDEAD477 is UNSAT
Problem TDEAD478 is UNSAT
Problem TDEAD479 is UNSAT
Problem TDEAD480 is UNSAT
Problem TDEAD481 is UNSAT
Problem TDEAD482 is UNSAT
Problem TDEAD483 is UNSAT
Problem TDEAD484 is UNSAT
Problem TDEAD485 is UNSAT
Problem TDEAD486 is UNSAT
Problem TDEAD487 is UNSAT
Problem TDEAD488 is UNSAT
Problem TDEAD489 is UNSAT
Problem TDEAD490 is UNSAT
Problem TDEAD491 is UNSAT
Problem TDEAD492 is UNSAT
Problem TDEAD493 is UNSAT
Problem TDEAD494 is UNSAT
Problem TDEAD495 is UNSAT
Problem TDEAD496 is UNSAT
Problem TDEAD497 is UNSAT
Problem TDEAD504 is UNSAT
Problem TDEAD505 is UNSAT
Problem TDEAD506 is UNSAT
Problem TDEAD507 is UNSAT
Problem TDEAD508 is UNSAT
Problem TDEAD509 is UNSAT
Problem TDEAD510 is UNSAT
Problem TDEAD511 is UNSAT
Problem TDEAD512 is UNSAT
Problem TDEAD513 is UNSAT
Problem TDEAD514 is UNSAT
Problem TDEAD515 is UNSAT
Problem TDEAD516 is UNSAT
Problem TDEAD520 is UNSAT
Problem TDEAD521 is UNSAT
Problem TDEAD522 is UNSAT
Problem TDEAD523 is UNSAT
Problem TDEAD524 is UNSAT
Problem TDEAD525 is UNSAT
Problem TDEAD526 is UNSAT
Problem TDEAD527 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD529 is UNSAT
Problem TDEAD530 is UNSAT
Problem TDEAD531 is UNSAT
Problem TDEAD532 is UNSAT
Problem TDEAD533 is UNSAT
Problem TDEAD534 is UNSAT
Problem TDEAD535 is UNSAT
Problem TDEAD536 is UNSAT
Problem TDEAD537 is UNSAT
Problem TDEAD538 is UNSAT
Problem TDEAD539 is UNSAT
Problem TDEAD540 is UNSAT
Problem TDEAD541 is UNSAT
Problem TDEAD542 is UNSAT
Problem TDEAD543 is UNSAT
Problem TDEAD544 is UNSAT
Problem TDEAD545 is UNSAT
Problem TDEAD546 is UNSAT
Problem TDEAD547 is UNSAT
Problem TDEAD548 is UNSAT
Problem TDEAD549 is UNSAT
Problem TDEAD550 is UNSAT
Problem TDEAD551 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD553 is UNSAT
Problem TDEAD554 is UNSAT
Problem TDEAD555 is UNSAT
Problem TDEAD556 is UNSAT
Problem TDEAD557 is UNSAT
Problem TDEAD558 is UNSAT
Problem TDEAD559 is UNSAT
Problem TDEAD560 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD617 is UNSAT
Problem TDEAD806 is UNSAT
Problem TDEAD807 is UNSAT
Problem TDEAD809 is UNSAT
Problem TDEAD811 is UNSAT
Problem TDEAD812 is UNSAT
Problem TDEAD813 is UNSAT
Problem TDEAD814 is UNSAT
Problem TDEAD816 is UNSAT
Problem TDEAD820 is UNSAT
Problem TDEAD821 is UNSAT
Problem TDEAD823 is UNSAT
Problem TDEAD825 is UNSAT
Problem TDEAD831 is UNSAT
Problem TDEAD832 is UNSAT
Problem TDEAD833 is UNSAT
Problem TDEAD834 is UNSAT
Problem TDEAD840 is UNSAT
Problem TDEAD841 is UNSAT
Problem TDEAD842 is UNSAT
Problem TDEAD843 is UNSAT
Problem TDEAD844 is UNSAT
Problem TDEAD848 is UNSAT
Problem TDEAD849 is UNSAT
Problem TDEAD850 is UNSAT
Problem TDEAD851 is UNSAT
Problem TDEAD853 is UNSAT
Problem TDEAD855 is UNSAT
Problem TDEAD856 is UNSAT
Problem TDEAD857 is UNSAT
Problem TDEAD858 is UNSAT
Problem TDEAD859 is UNSAT
Problem TDEAD861 is UNSAT
Problem TDEAD862 is UNSAT
Problem TDEAD863 is UNSAT
Problem TDEAD864 is UNSAT
Problem TDEAD867 is UNSAT
Problem TDEAD868 is UNSAT
Problem TDEAD1035 is UNSAT
Problem TDEAD1043 is UNSAT
Problem TDEAD1051 is UNSAT
Problem TDEAD1059 is UNSAT
At refinement iteration 5 (INCLUDED_ONLY) 0/1101 variables, 1053/1320 constraints. Problems are: Problem set: 159 solved, 907 unsolved
[2024-06-01 06:43:15] [INFO ] Deduced a trap composed of 7 places in 84 ms of which 1 ms to minimize.
[2024-06-01 06:43:16] [INFO ] Deduced a trap composed of 21 places in 77 ms of which 1 ms to minimize.
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
Problem TDEAD117 is UNSAT
Problem TDEAD118 is UNSAT
Problem TDEAD119 is UNSAT
Problem TDEAD120 is UNSAT
Problem TDEAD121 is UNSAT
Problem TDEAD122 is UNSAT
Problem TDEAD125 is UNSAT
Problem TDEAD126 is UNSAT
Problem TDEAD127 is UNSAT
Problem TDEAD128 is UNSAT
Problem TDEAD129 is UNSAT
Problem TDEAD130 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD132 is UNSAT
Problem TDEAD133 is UNSAT
Problem TDEAD134 is UNSAT
Problem TDEAD135 is UNSAT
Problem TDEAD136 is UNSAT
Problem TDEAD137 is UNSAT
Problem TDEAD138 is UNSAT
Problem TDEAD139 is UNSAT
Problem TDEAD140 is UNSAT
Problem TDEAD141 is UNSAT
Problem TDEAD142 is UNSAT
Problem TDEAD143 is UNSAT
Problem TDEAD144 is UNSAT
Problem TDEAD145 is UNSAT
Problem TDEAD146 is UNSAT
Problem TDEAD147 is UNSAT
Problem TDEAD148 is UNSAT
Problem TDEAD149 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD151 is UNSAT
Problem TDEAD152 is UNSAT
Problem TDEAD153 is UNSAT
Problem TDEAD154 is UNSAT
Problem TDEAD155 is UNSAT
Problem TDEAD156 is UNSAT
Problem TDEAD157 is UNSAT
Problem TDEAD158 is UNSAT
Problem TDEAD159 is UNSAT
Problem TDEAD160 is UNSAT
Problem TDEAD161 is UNSAT
Problem TDEAD162 is UNSAT
Problem TDEAD163 is UNSAT
Problem TDEAD164 is UNSAT
Problem TDEAD165 is UNSAT
Problem TDEAD166 is UNSAT
Problem TDEAD167 is UNSAT
Problem TDEAD168 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD170 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 TDEAD291 is UNSAT
Problem TDEAD292 is UNSAT
Problem TDEAD293 is UNSAT
Problem TDEAD294 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 TDEAD303 is UNSAT
Problem TDEAD304 is UNSAT
Problem TDEAD305 is UNSAT
Problem TDEAD306 is UNSAT
Problem TDEAD307 is UNSAT
Problem TDEAD308 is UNSAT
Problem TDEAD309 is UNSAT
Problem TDEAD310 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1101/1101 variables, and 1322 constraints, problems are : Problem set: 257 solved, 809 unsolved in 30020 ms.
Refiners :[Positive P Invariants (semi-flows): 8/8 constraints, State Equation: 151/151 constraints, ReadFeed: 106/106 constraints, PredecessorRefiner: 1053/1066 constraints, Known Traps: 4/4 constraints]
After SMT, in 63163ms problems are : Problem set: 257 solved, 809 unsolved
Search for dead transitions found 257 dead transitions in 63178ms
Found 257 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 257 transitions
Dead transitions reduction (with SMT) removed 257 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 151/151 places, 810/1067 transitions.
Graph (complete) has 1130 edges and 151 vertex of which 143 are kept as prefixes of interest. Removing 8 places using SCC suffix rule.0 ms
Discarding 8 places :
Also discarding 0 output transitions
Reduce places removed 27 places and 334 transitions.
Iterating post reduction 0 with 27 rules applied. Total rules applied 28 place count 116 transition count 476
Reduce places removed 6 places and 66 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 34 place count 110 transition count 410
Reduce places removed 3 places and 26 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 37 place count 107 transition count 384
Reduce places removed 2 places and 16 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 39 place count 105 transition count 368
Reduce places removed 1 places and 5 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 40 place count 104 transition count 363
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 45 place count 99 transition count 318
Deduced a syphon composed of 2 places in 0 ms
Iterating global reduction 5 with 5 rules applied. Total rules applied 50 place count 99 transition count 318
Deduced a syphon composed of 2 places in 0 ms
Applied a total of 50 rules in 17 ms. Remains 99 /151 variables (removed 52) and now considering 318/810 (removed 492) transitions.
[2024-06-01 06:43:24] [INFO ] Flow matrix only has 297 transitions (discarded 21 similar events)
// Phase 1: matrix 297 rows 99 cols
[2024-06-01 06:43:24] [INFO ] Computed 9 invariants in 3 ms
[2024-06-01 06:43:24] [INFO ] Implicit Places using invariants in 613 ms returned []
[2024-06-01 06:43:24] [INFO ] Flow matrix only has 297 transitions (discarded 21 similar events)
[2024-06-01 06:43:24] [INFO ] Invariant cache hit.
[2024-06-01 06:43:24] [INFO ] State equation strengthened by 60 read => feed constraints.
[2024-06-01 06:43:25] [INFO ] Implicit Places using invariants and state equation in 202 ms returned []
Implicit Place search using SMT with State Equation took 827 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 99/151 places, 318/1067 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 64951 ms. Remains : 99/151 places, 318/1067 transitions.
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
FORMULA BugTracking-PT-q8m002-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA BugTracking-PT-q8m002-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2024-06-01 06:43:25] [INFO ] Flow matrix only has 297 transitions (discarded 21 similar events)
Found an invariant !
This invariant on transitions {3=1, 224=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {4=1, 224=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[0, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
[2024-06-01 06:43:25] [INFO ] Flow matrix only has 297 transitions (discarded 21 similar events)
// Phase 1: matrix 297 rows 97 cols
[2024-06-01 06:43:25] [INFO ] Computed 7 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (4 resets) in 1501 ms. (665 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 614 ms. (1626 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
[2024-06-01 06:43:27] [INFO ] Flow matrix only has 297 transitions (discarded 21 similar events)
[2024-06-01 06:43:27] [INFO ] Invariant cache hit.
[2024-06-01 06:43:27] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-01 06:43:27] [INFO ] [Real]Absence check using state equation in 44 ms returned sat
[2024-06-01 06:43:27] [INFO ] State equation strengthened by 60 read => feed constraints.
[2024-06-01 06:43:27] [INFO ] [Real]Added 60 Read/Feed constraints in 6 ms returned sat
[2024-06-01 06:43:27] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:43:27] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-01 06:43:27] [INFO ] [Nat]Absence check using state equation in 49 ms returned sat
[2024-06-01 06:43:27] [INFO ] [Nat]Added 60 Read/Feed constraints in 7 ms returned sat
[2024-06-01 06:43:27] [INFO ] Computed and/alt/rep : 206/991/206 causal constraints (skipped 90 transitions) in 16 ms.
[2024-06-01 06:43:27] [INFO ] Added : 12 causal constraints over 3 iterations in 58 ms. Result :sat
Minimization took 43 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Support contains 1 out of 97 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 318/318 transitions.
Applied a total of 0 rules in 3 ms. Remains 97 /97 variables (removed 0) and now considering 318/318 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 97/97 places, 318/318 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 97/97 places, 318/318 transitions.
Applied a total of 0 rules in 14 ms. Remains 97 /97 variables (removed 0) and now considering 318/318 (removed 0) transitions.
[2024-06-01 06:43:27] [INFO ] Flow matrix only has 297 transitions (discarded 21 similar events)
[2024-06-01 06:43:27] [INFO ] Invariant cache hit.
[2024-06-01 06:43:27] [INFO ] Implicit Places using invariants in 189 ms returned []
[2024-06-01 06:43:27] [INFO ] Flow matrix only has 297 transitions (discarded 21 similar events)
[2024-06-01 06:43:27] [INFO ] Invariant cache hit.
[2024-06-01 06:43:28] [INFO ] State equation strengthened by 60 read => feed constraints.
[2024-06-01 06:43:28] [INFO ] Implicit Places using invariants and state equation in 179 ms returned []
Implicit Place search using SMT with State Equation took 383 ms to find 0 implicit places.
[2024-06-01 06:43:28] [INFO ] Redundant transitions in 15 ms returned []
Running 317 sub problems to find dead transitions.
[2024-06-01 06:43:28] [INFO ] Flow matrix only has 297 transitions (discarded 21 similar events)
[2024-06-01 06:43:28] [INFO ] Invariant cache hit.
[2024-06-01 06:43:28] [INFO ] State equation strengthened by 60 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 317 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/97 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 317 unsolved
Problem TDEAD169 is UNSAT
Problem TDEAD173 is UNSAT
Problem TDEAD174 is UNSAT
At refinement iteration 2 (OVERLAPS) 297/394 variables, 97/104 constraints. Problems are: Problem set: 3 solved, 314 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/394 variables, 60/164 constraints. Problems are: Problem set: 3 solved, 314 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/394 variables, 0/164 constraints. Problems are: Problem set: 3 solved, 314 unsolved
[2024-06-01 06:43:32] [INFO ] Deduced a trap composed of 12 places in 41 ms of which 0 ms to minimize.
[2024-06-01 06:43:32] [INFO ] Deduced a trap composed of 11 places in 46 ms of which 0 ms to minimize.
Problem TDEAD146 is UNSAT
Problem TDEAD151 is UNSAT
At refinement iteration 5 (OVERLAPS) 0/394 variables, 2/166 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 0/166 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 7 (OVERLAPS) 0/394 variables, 0/166 constraints. Problems are: Problem set: 5 solved, 312 unsolved
No progress, stopping.
After SMT solving in domain Real declared 394/394 variables, and 166 constraints, problems are : Problem set: 5 solved, 312 unsolved in 8375 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 97/97 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 317/317 constraints, Known Traps: 2/2 constraints]
Escalating to Integer solving :Problem set: 5 solved, 312 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/97 variables, 7/7 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/97 variables, 2/9 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/97 variables, 0/9 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 3 (OVERLAPS) 297/394 variables, 97/106 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/394 variables, 60/166 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/394 variables, 312/478 constraints. Problems are: Problem set: 5 solved, 312 unsolved
[2024-06-01 06:43:39] [INFO ] Deduced a trap composed of 6 places in 42 ms of which 1 ms to minimize.
[2024-06-01 06:43:40] [INFO ] Deduced a trap composed of 20 places in 39 ms of which 1 ms to minimize.
[2024-06-01 06:43:40] [INFO ] Deduced a trap composed of 20 places in 34 ms of which 1 ms to minimize.
[2024-06-01 06:43:41] [INFO ] Deduced a trap composed of 11 places in 36 ms of which 1 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 4/482 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/394 variables, 0/482 constraints. Problems are: Problem set: 5 solved, 312 unsolved
[2024-06-01 06:43:47] [INFO ] Deduced a trap composed of 18 places in 39 ms of which 1 ms to minimize.
[2024-06-01 06:43:47] [INFO ] Deduced a trap composed of 10 places in 40 ms of which 2 ms to minimize.
[2024-06-01 06:43:47] [INFO ] Deduced a trap composed of 16 places in 52 ms of which 1 ms to minimize.
[2024-06-01 06:43:47] [INFO ] Deduced a trap composed of 7 places in 19 ms of which 0 ms to minimize.
At refinement iteration 8 (OVERLAPS) 0/394 variables, 4/486 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/394 variables, 0/486 constraints. Problems are: Problem set: 5 solved, 312 unsolved
At refinement iteration 10 (OVERLAPS) 0/394 variables, 0/486 constraints. Problems are: Problem set: 5 solved, 312 unsolved
No progress, stopping.
After SMT solving in domain Int declared 394/394 variables, and 486 constraints, problems are : Problem set: 5 solved, 312 unsolved in 21237 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 97/97 constraints, ReadFeed: 60/60 constraints, PredecessorRefiner: 312/317 constraints, Known Traps: 10/10 constraints]
After SMT, in 29885ms problems are : Problem set: 5 solved, 312 unsolved
Search for dead transitions found 5 dead transitions in 29888ms
Found 5 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 5 transitions
Dead transitions reduction (with SMT) removed 5 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 97/97 places, 313/318 transitions.
Reduce places removed 1 places and 9 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 96 transition count 304
Applied a total of 1 rules in 3 ms. Remains 96 /97 variables (removed 1) and now considering 304/313 (removed 9) transitions.
[2024-06-01 06:43:58] [INFO ] Flow matrix only has 284 transitions (discarded 20 similar events)
// Phase 1: matrix 284 rows 96 cols
[2024-06-01 06:43:58] [INFO ] Computed 7 invariants in 1 ms
[2024-06-01 06:43:58] [INFO ] Implicit Places using invariants in 96 ms returned []
[2024-06-01 06:43:58] [INFO ] Flow matrix only has 284 transitions (discarded 20 similar events)
[2024-06-01 06:43:58] [INFO ] Invariant cache hit.
[2024-06-01 06:43:58] [INFO ] State equation strengthened by 59 read => feed constraints.
[2024-06-01 06:43:58] [INFO ] Implicit Places using invariants and state equation in 215 ms returned []
Implicit Place search using SMT with State Equation took 312 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 96/97 places, 304/318 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 30652 ms. Remains : 96/97 places, 304/318 transitions.
[2024-06-01 06:43:58] [INFO ] Flow matrix only has 284 transitions (discarded 20 similar events)
Found an invariant !
This invariant on transitions {2=1, 211=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {2=1, 211=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 3 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
[2024-06-01 06:43:58] [INFO ] Flow matrix only has 284 transitions (discarded 20 similar events)
[2024-06-01 06:43:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
RANDOM walk for 1000000 steps (2 resets) in 1327 ms. (753 steps per ms)
BEST_FIRST walk for 1000001 steps (6 resets) in 536 ms. (1862 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
[2024-06-01 06:44:00] [INFO ] Flow matrix only has 284 transitions (discarded 20 similar events)
[2024-06-01 06:44:00] [INFO ] Invariant cache hit.
[2024-06-01 06:44:00] [INFO ] [Real]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-01 06:44:00] [INFO ] [Real]Absence check using state equation in 85 ms returned sat
[2024-06-01 06:44:00] [INFO ] State equation strengthened by 59 read => feed constraints.
[2024-06-01 06:44:00] [INFO ] [Real]Added 59 Read/Feed constraints in 10 ms returned sat
[2024-06-01 06:44:00] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:44:00] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-01 06:44:00] [INFO ] [Nat]Absence check using state equation in 51 ms returned sat
[2024-06-01 06:44:00] [INFO ] [Nat]Added 59 Read/Feed constraints in 8 ms returned sat
[2024-06-01 06:44:00] [INFO ] Computed and/alt/rep : 230/1268/230 causal constraints (skipped 53 transitions) in 15 ms.
[2024-06-01 06:44:00] [INFO ] Added : 30 causal constraints over 8 iterations in 122 ms. Result :sat
Minimization took 49 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Support contains 1 out of 96 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 304/304 transitions.
Applied a total of 0 rules in 3 ms. Remains 96 /96 variables (removed 0) and now considering 304/304 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3 ms. Remains : 96/96 places, 304/304 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 304/304 transitions.
Applied a total of 0 rules in 4 ms. Remains 96 /96 variables (removed 0) and now considering 304/304 (removed 0) transitions.
[2024-06-01 06:44:00] [INFO ] Flow matrix only has 284 transitions (discarded 20 similar events)
[2024-06-01 06:44:00] [INFO ] Invariant cache hit.
[2024-06-01 06:44:00] [INFO ] Implicit Places using invariants in 114 ms returned []
[2024-06-01 06:44:00] [INFO ] Flow matrix only has 284 transitions (discarded 20 similar events)
[2024-06-01 06:44:00] [INFO ] Invariant cache hit.
[2024-06-01 06:44:01] [INFO ] State equation strengthened by 59 read => feed constraints.
[2024-06-01 06:44:01] [INFO ] Implicit Places using invariants and state equation in 219 ms returned []
Implicit Place search using SMT with State Equation took 337 ms to find 0 implicit places.
[2024-06-01 06:44:01] [INFO ] Redundant transitions in 3 ms returned []
Running 303 sub problems to find dead transitions.
[2024-06-01 06:44:01] [INFO ] Flow matrix only has 284 transitions (discarded 20 similar events)
[2024-06-01 06:44:01] [INFO ] Invariant cache hit.
[2024-06-01 06:44:01] [INFO ] State equation strengthened by 59 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 303 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/96 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 303 unsolved
Problem TDEAD82 is UNSAT
Problem TDEAD83 is UNSAT
Problem TDEAD84 is UNSAT
Problem TDEAD85 is UNSAT
Problem TDEAD86 is UNSAT
Problem TDEAD87 is UNSAT
Problem TDEAD88 is UNSAT
Problem TDEAD89 is UNSAT
Problem TDEAD90 is UNSAT
Problem TDEAD91 is UNSAT
Problem TDEAD92 is UNSAT
Problem TDEAD93 is UNSAT
Problem TDEAD94 is UNSAT
Problem TDEAD95 is UNSAT
Problem TDEAD96 is UNSAT
Problem TDEAD97 is UNSAT
Problem TDEAD98 is UNSAT
Problem TDEAD99 is UNSAT
Problem TDEAD100 is UNSAT
Problem TDEAD101 is UNSAT
Problem TDEAD102 is UNSAT
Problem TDEAD103 is UNSAT
Problem TDEAD104 is UNSAT
Problem TDEAD105 is UNSAT
Problem TDEAD106 is UNSAT
Problem TDEAD107 is UNSAT
Problem TDEAD108 is UNSAT
Problem TDEAD109 is UNSAT
Problem TDEAD110 is UNSAT
Problem TDEAD111 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD113 is UNSAT
At refinement iteration 2 (OVERLAPS) 284/380 variables, 96/103 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/380 variables, 59/162 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/380 variables, 0/162 constraints. Problems are: Problem set: 32 solved, 271 unsolved
[2024-06-01 06:44:04] [INFO ] Deduced a trap composed of 12 places in 37 ms of which 0 ms to minimize.
[2024-06-01 06:44:05] [INFO ] Deduced a trap composed of 12 places in 42 ms of which 9 ms to minimize.
[2024-06-01 06:44:05] [INFO ] Deduced a trap composed of 10 places in 36 ms of which 0 ms to minimize.
At refinement iteration 5 (OVERLAPS) 0/380 variables, 3/165 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/380 variables, 0/165 constraints. Problems are: Problem set: 32 solved, 271 unsolved
[2024-06-01 06:44:08] [INFO ] Deduced a trap composed of 21 places in 28 ms of which 1 ms to minimize.
At refinement iteration 7 (OVERLAPS) 0/380 variables, 1/166 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/380 variables, 0/166 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 9 (OVERLAPS) 0/380 variables, 0/166 constraints. Problems are: Problem set: 32 solved, 271 unsolved
No progress, stopping.
After SMT solving in domain Real declared 380/380 variables, and 166 constraints, problems are : Problem set: 32 solved, 271 unsolved in 11493 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 96/96 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 303/303 constraints, Known Traps: 4/4 constraints]
Escalating to Integer solving :Problem set: 32 solved, 271 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 7/7 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/96 variables, 4/11 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/96 variables, 0/11 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 3 (OVERLAPS) 284/380 variables, 96/107 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/380 variables, 59/166 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/380 variables, 271/437 constraints. Problems are: Problem set: 32 solved, 271 unsolved
[2024-06-01 06:44:15] [INFO ] Deduced a trap composed of 6 places in 37 ms of which 0 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/380 variables, 1/438 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/380 variables, 0/438 constraints. Problems are: Problem set: 32 solved, 271 unsolved
At refinement iteration 8 (OVERLAPS) 0/380 variables, 0/438 constraints. Problems are: Problem set: 32 solved, 271 unsolved
No progress, stopping.
After SMT solving in domain Int declared 380/380 variables, and 438 constraints, problems are : Problem set: 32 solved, 271 unsolved in 11822 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 96/96 constraints, ReadFeed: 59/59 constraints, PredecessorRefiner: 271/303 constraints, Known Traps: 5/5 constraints]
After SMT, in 23526ms problems are : Problem set: 32 solved, 271 unsolved
Search for dead transitions found 32 dead transitions in 23541ms
Found 32 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 32 transitions
Dead transitions reduction (with SMT) removed 32 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 96/96 places, 272/304 transitions.
Applied a total of 0 rules in 4 ms. Remains 96 /96 variables (removed 0) and now considering 272/272 (removed 0) transitions.
[2024-06-01 06:44:24] [INFO ] Redundant transitions in 6 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 23913 ms. Remains : 96/96 places, 272/304 transitions.
[2024-06-01 06:44:24] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
Found an invariant !
This invariant on transitions {4=1, 179=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {2=1, 179=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
[2024-06-01 06:44:24] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
// Phase 1: matrix 252 rows 96 cols
[2024-06-01 06:44:24] [INFO ] Computed 7 invariants in 2 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
RANDOM walk for 1000001 steps (2 resets) in 1304 ms. (766 steps per ms)
BEST_FIRST walk for 1000000 steps (4 resets) in 539 ms. (1851 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
[2024-06-01 06:44:26] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:26] [INFO ] Invariant cache hit.
[2024-06-01 06:44:26] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-01 06:44:26] [INFO ] [Real]Absence check using state equation in 48 ms returned sat
[2024-06-01 06:44:26] [INFO ] State equation strengthened by 55 read => feed constraints.
[2024-06-01 06:44:26] [INFO ] [Real]Added 55 Read/Feed constraints in 12 ms returned sat
[2024-06-01 06:44:26] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:44:26] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-01 06:44:26] [INFO ] [Nat]Absence check using state equation in 42 ms returned sat
[2024-06-01 06:44:26] [INFO ] [Nat]Added 55 Read/Feed constraints in 9 ms returned sat
[2024-06-01 06:44:26] [INFO ] Computed and/alt/rep : 211/1047/211 causal constraints (skipped 40 transitions) in 15 ms.
[2024-06-01 06:44:27] [INFO ] Deduced a trap composed of 9 places in 57 ms of which 0 ms to minimize.
[2024-06-01 06:44:27] [INFO ] Deduced a trap composed of 7 places in 34 ms of which 0 ms to minimize.
[2024-06-01 06:44:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 128 ms
[2024-06-01 06:44:27] [INFO ] Added : 59 causal constraints over 13 iterations in 337 ms. Result :sat
Minimization took 67 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Support contains 1 out of 96 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 272/272 transitions.
Applied a total of 0 rules in 2 ms. Remains 96 /96 variables (removed 0) and now considering 272/272 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 96/96 places, 272/272 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 272/272 transitions.
Applied a total of 0 rules in 2 ms. Remains 96 /96 variables (removed 0) and now considering 272/272 (removed 0) transitions.
[2024-06-01 06:44:27] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:27] [INFO ] Invariant cache hit.
[2024-06-01 06:44:27] [INFO ] Implicit Places using invariants in 79 ms returned []
[2024-06-01 06:44:27] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:27] [INFO ] Invariant cache hit.
[2024-06-01 06:44:27] [INFO ] State equation strengthened by 55 read => feed constraints.
[2024-06-01 06:44:27] [INFO ] Implicit Places using invariants and state equation in 161 ms returned []
Implicit Place search using SMT with State Equation took 268 ms to find 0 implicit places.
[2024-06-01 06:44:27] [INFO ] Redundant transitions in 1 ms returned []
Running 271 sub problems to find dead transitions.
[2024-06-01 06:44:27] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:27] [INFO ] Invariant cache hit.
[2024-06-01 06:44:27] [INFO ] State equation strengthened by 55 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/96 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 2 (OVERLAPS) 252/348 variables, 96/103 constraints. Problems are: Problem set: 0 solved, 271 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 55/158 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/348 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 5 (OVERLAPS) 0/348 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 271 unsolved
No progress, stopping.
After SMT solving in domain Real declared 348/348 variables, and 158 constraints, problems are : Problem set: 0 solved, 271 unsolved in 3674 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 96/96 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 271/271 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 271 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/96 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 2 (OVERLAPS) 252/348 variables, 96/103 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 55/158 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/348 variables, 271/429 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/348 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 271 unsolved
[2024-06-01 06:44:36] [INFO ] Deduced a trap composed of 6 places in 39 ms of which 1 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/348 variables, 1/430 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/348 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 8 (OVERLAPS) 0/348 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 271 unsolved
No progress, stopping.
After SMT solving in domain Int declared 348/348 variables, and 430 constraints, problems are : Problem set: 0 solved, 271 unsolved in 13063 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 96/96 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 271/271 constraints, Known Traps: 1/1 constraints]
After SMT, in 16939ms problems are : Problem set: 0 solved, 271 unsolved
Search for dead transitions found 0 dead transitions in 16942ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 17219 ms. Remains : 96/96 places, 272/272 transitions.
[2024-06-01 06:44:44] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
Found an invariant !
This invariant on transitions {4=1, 179=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 0 ms.
This minimized invariant on transitions {2=1, 179=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 4 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
RANDOM walk for 40000 steps (17 resets) in 487 ms. (81 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40001 steps (16 resets) in 161 ms. (246 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 32179 steps, run visited all 1 properties in 207 ms. (steps per millisecond=155 )
Probabilistic random walk after 32179 steps, saw 13543 distinct states, run finished after 224 ms. (steps per millisecond=143 ) properties seen :1
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1, 0, 2, 2, 14] Max Struct:[+inf, 1, +inf, +inf, +inf]
Starting property specific reduction for BugTracking-PT-q8m002-UpperBounds-11
Current structural bounds on expressions (Initially) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[0] Max Struct:[+inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0] Max Struct:[+inf]
[2024-06-01 06:44:45] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:45] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[0] Max Struct:[+inf]
RANDOM walk for 10000 steps (2 resets) in 16 ms. (588 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 9 ms. (1000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[+inf]
[2024-06-01 06:44:45] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:45] [INFO ] Invariant cache hit.
[2024-06-01 06:44:45] [INFO ] [Real]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-01 06:44:45] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2024-06-01 06:44:45] [INFO ] State equation strengthened by 55 read => feed constraints.
[2024-06-01 06:44:45] [INFO ] [Real]Added 55 Read/Feed constraints in 5 ms returned sat
[2024-06-01 06:44:45] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:44:45] [INFO ] [Nat]Absence check using 7 positive place invariants in 1 ms returned sat
[2024-06-01 06:44:45] [INFO ] [Nat]Absence check using state equation in 36 ms returned sat
[2024-06-01 06:44:45] [INFO ] [Nat]Added 55 Read/Feed constraints in 8 ms returned sat
[2024-06-01 06:44:45] [INFO ] Computed and/alt/rep : 211/1047/211 causal constraints (skipped 40 transitions) in 11 ms.
[2024-06-01 06:44:45] [INFO ] Deduced a trap composed of 9 places in 55 ms of which 1 ms to minimize.
[2024-06-01 06:44:45] [INFO ] Deduced a trap composed of 7 places in 33 ms of which 1 ms to minimize.
[2024-06-01 06:44:45] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 127 ms
[2024-06-01 06:44:45] [INFO ] Added : 59 causal constraints over 13 iterations in 309 ms. Result :sat
Minimization took 51 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[+inf]
Support contains 1 out of 96 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 272/272 transitions.
Applied a total of 0 rules in 4 ms. Remains 96 /96 variables (removed 0) and now considering 272/272 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 96/96 places, 272/272 transitions.
[2024-06-01 06:44:45] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
Found an invariant !
This invariant on transitions {4=1, 179=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {2=1, 179=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1] Max Struct:[+inf]
[2024-06-01 06:44:46] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 1000000 steps (7 resets) in 1453 ms. (687 steps per ms)
BEST_FIRST walk for 1000001 steps (4 resets) in 531 ms. (1879 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[1] Max Struct:[+inf]
[2024-06-01 06:44:48] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:48] [INFO ] Invariant cache hit.
[2024-06-01 06:44:48] [INFO ] [Real]Absence check using 7 positive place invariants in 3 ms returned sat
[2024-06-01 06:44:48] [INFO ] [Real]Absence check using state equation in 64 ms returned sat
[2024-06-01 06:44:48] [INFO ] State equation strengthened by 55 read => feed constraints.
[2024-06-01 06:44:48] [INFO ] [Real]Added 55 Read/Feed constraints in 40 ms returned sat
[2024-06-01 06:44:48] [INFO ] Solution in real domain found non-integer solution.
[2024-06-01 06:44:48] [INFO ] [Nat]Absence check using 7 positive place invariants in 2 ms returned sat
[2024-06-01 06:44:48] [INFO ] [Nat]Absence check using state equation in 41 ms returned sat
[2024-06-01 06:44:48] [INFO ] [Nat]Added 55 Read/Feed constraints in 9 ms returned sat
[2024-06-01 06:44:48] [INFO ] Computed and/alt/rep : 211/1047/211 causal constraints (skipped 40 transitions) in 11 ms.
[2024-06-01 06:44:48] [INFO ] Deduced a trap composed of 9 places in 39 ms of which 1 ms to minimize.
[2024-06-01 06:44:48] [INFO ] Deduced a trap composed of 7 places in 29 ms of which 1 ms to minimize.
[2024-06-01 06:44:48] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 107 ms
[2024-06-01 06:44:48] [INFO ] Added : 59 causal constraints over 13 iterations in 282 ms. Result :sat
Minimization took 45 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[1] Max Struct:[+inf]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[+inf]
Support contains 1 out of 96 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 272/272 transitions.
Applied a total of 0 rules in 5 ms. Remains 96 /96 variables (removed 0) and now considering 272/272 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 96/96 places, 272/272 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 96/96 places, 272/272 transitions.
Applied a total of 0 rules in 5 ms. Remains 96 /96 variables (removed 0) and now considering 272/272 (removed 0) transitions.
[2024-06-01 06:44:48] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:48] [INFO ] Invariant cache hit.
[2024-06-01 06:44:48] [INFO ] Implicit Places using invariants in 85 ms returned []
[2024-06-01 06:44:48] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:48] [INFO ] Invariant cache hit.
[2024-06-01 06:44:48] [INFO ] State equation strengthened by 55 read => feed constraints.
[2024-06-01 06:44:48] [INFO ] Implicit Places using invariants and state equation in 215 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
[2024-06-01 06:44:49] [INFO ] Redundant transitions in 1 ms returned []
Running 271 sub problems to find dead transitions.
[2024-06-01 06:44:49] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
[2024-06-01 06:44:49] [INFO ] Invariant cache hit.
[2024-06-01 06:44:49] [INFO ] State equation strengthened by 55 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/96 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 2 (OVERLAPS) 252/348 variables, 96/103 constraints. Problems are: Problem set: 0 solved, 271 unsolved
All remaining problems are real, not stopping.
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 55/158 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/348 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 5 (OVERLAPS) 0/348 variables, 0/158 constraints. Problems are: Problem set: 0 solved, 271 unsolved
No progress, stopping.
After SMT solving in domain Real declared 348/348 variables, and 158 constraints, problems are : Problem set: 0 solved, 271 unsolved in 3848 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 96/96 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 271/271 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 271 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/96 variables, 7/7 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/96 variables, 0/7 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 2 (OVERLAPS) 252/348 variables, 96/103 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/348 variables, 55/158 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/348 variables, 271/429 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/348 variables, 0/429 constraints. Problems are: Problem set: 0 solved, 271 unsolved
[2024-06-01 06:44:57] [INFO ] Deduced a trap composed of 6 places in 35 ms of which 1 ms to minimize.
At refinement iteration 6 (OVERLAPS) 0/348 variables, 1/430 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/348 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 271 unsolved
At refinement iteration 8 (OVERLAPS) 0/348 variables, 0/430 constraints. Problems are: Problem set: 0 solved, 271 unsolved
No progress, stopping.
After SMT solving in domain Int declared 348/348 variables, and 430 constraints, problems are : Problem set: 0 solved, 271 unsolved in 12000 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 96/96 constraints, ReadFeed: 55/55 constraints, PredecessorRefiner: 271/271 constraints, Known Traps: 1/1 constraints]
After SMT, in 16034ms problems are : Problem set: 0 solved, 271 unsolved
Search for dead transitions found 0 dead transitions in 16041ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 16374 ms. Remains : 96/96 places, 272/272 transitions.
[2024-06-01 06:45:05] [INFO ] Flow matrix only has 252 transitions (discarded 20 similar events)
Found an invariant !
This invariant on transitions {4=1, 179=1}
Produces a positive solution :{}
Attempting to minimize the solution found.
Minimization OK=successtook 1 ms.
This minimized invariant on transitions {2=1, 179=1}
Produces a positive solution
Incomplete random walk after 10000 steps, including 2 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :[0]
Current structural bounds on expressions (after cover walk) : Max Seen:[1] Max Struct:[+inf]
RANDOM walk for 40000 steps (12 resets) in 165 ms. (240 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (14 resets) in 66 ms. (597 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 32179 steps, run visited all 1 properties in 85 ms. (steps per millisecond=378 )
Probabilistic random walk after 32179 steps, saw 13543 distinct states, run finished after 85 ms. (steps per millisecond=378 ) properties seen :1
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[1] Max Struct:[+inf]
Ending property specific reduction for BugTracking-PT-q8m002-UpperBounds-11 in 20062 ms.
[2024-06-01 06:45:05] [INFO ] Flatten gal took : 94 ms
[2024-06-01 06:45:05] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2024-06-01 06:45:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 96 places, 272 transitions and 1295 arcs took 5 ms.
Total runtime 401011 ms.
There are residual formulas that ITS could not solve within timeout
Usage: pnml2lts-sym [-gvqh] [--order=]
[--mu-opt] [--saturation=]
[--sat-granularity=] [--save-sat-levels]
[--guidance=] [-d|--deadlock]
[--action=] [-i|--invariant=STRING] [-n|--no-exit]
[--trace=] [--type=]
[--mu=.mu] [--ctl-star=.ctl]
[--ctl=.ctl] [--ltl=.ltl] [--dot=STRING]
[--save-levels=STRING] [--pg-solve] [--attr=]
[--saturating-attractor] [--write-strategy=.spg]
[--check-strategy] [--interactive-play] [--player]
[--pg-write=.spg] [--no-matrix] [--noack=<1|2>]
[--edge-label=] [--labels] [-m|--matrix]
[--mucalc=.mcf|] [-c|--cache]
[--allow-undefined-edges] [--allow-undefined-values]
[-p|--por= (default: heur)]
[--weak=[valmari] (default: uses stronger left-commutativity)]
[--leap] [-r|--regroup=<(T,)+>] [--sloan-w1=] [--sloan-w2=]
[--cw-max-cols=] [--cw-max-rows=] [--col-ins=<(C.C',)+>]
[--mh-timeout=] [--row-perm=<(R,)+>] [--col-perm=<(C,)+>]
[--graph-metrics] [--regroup-exit] [--regroup-time]
[-g|--pins-guards] [--vset=] [--ldd32-step=]
[--ldd32-cache=] [--ldd-step=] [--ldd-cache=]
[--cache-ratio=] [--max-increase=]
[--min-free-nodes=] [--fdd-bits=]
[--fdd-reorder=]
[--vset-cache-diff=] [--no-soundness-check] [--precise]
[--next-union] [--peak-nodes] [--maxsum=]
[--block-size=] [--cluster-size=] [-v] [-q]
[--debug=] [--stats] [--where] [--when]
[--timeout=INT] [--version] [-h|--help] [--usage]
[OPTIONS] []
Could not compute solution for formula : BugTracking-PT-q8m002-UpperBounds-11

BK_STOP 1717224305994

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2024
ub formula name BugTracking-PT-q8m002-UpperBounds-11
ub formula formula --maxsum=/tmp/1102/ub_0_
pnml2lts-sym, ** error **: unknown vector set implementation lddmc

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-q8m002"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool ltsminxred"
echo " Input is BugTracking-PT-q8m002, 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 r472-tajo-171620399400389"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BugTracking-PT-q8m002.tgz
mv BugTracking-PT-q8m002 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 ;