About the Execution of LTSMin+red for Szymanski-PT-b06
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2072.592 | 3600000.00 | 13986698.00 | 647.30 | 1 0 0 ? 6 0 1 1 0 0 6 1 1 6 1 0 | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r489-tall-167912706800469.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Szymanski-PT-b06, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912706800469
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.0M
-rw-r--r-- 1 mcc users 6.1K Feb 26 17:00 CTLCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 26 17:00 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 16:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Feb 26 16:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K Feb 25 17:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 17:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 17:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 26 17:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Feb 26 17:01 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 26 17:01 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 3.7M Mar 5 18:23 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 Szymanski-PT-b06-UpperBounds-00
FORMULA_NAME Szymanski-PT-b06-UpperBounds-01
FORMULA_NAME Szymanski-PT-b06-UpperBounds-02
FORMULA_NAME Szymanski-PT-b06-UpperBounds-03
FORMULA_NAME Szymanski-PT-b06-UpperBounds-04
FORMULA_NAME Szymanski-PT-b06-UpperBounds-05
FORMULA_NAME Szymanski-PT-b06-UpperBounds-06
FORMULA_NAME Szymanski-PT-b06-UpperBounds-07
FORMULA_NAME Szymanski-PT-b06-UpperBounds-08
FORMULA_NAME Szymanski-PT-b06-UpperBounds-09
FORMULA_NAME Szymanski-PT-b06-UpperBounds-10
FORMULA_NAME Szymanski-PT-b06-UpperBounds-11
FORMULA_NAME Szymanski-PT-b06-UpperBounds-12
FORMULA_NAME Szymanski-PT-b06-UpperBounds-13
FORMULA_NAME Szymanski-PT-b06-UpperBounds-14
FORMULA_NAME Szymanski-PT-b06-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1679253542885
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b06
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-19 19:19:04] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -timeout, 360, -rebuildPNML]
[2023-03-19 19:19:04] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 19:19:04] [INFO ] Load time of PNML (sax parser for PT used): 318 ms
[2023-03-19 19:19:04] [INFO ] Transformed 568 places.
[2023-03-19 19:19:04] [INFO ] Transformed 8320 transitions.
[2023-03-19 19:19:04] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 510 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 260 places in 19 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b06-UpperBounds-01 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b06-UpperBounds-02 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b06-UpperBounds-05 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b06-UpperBounds-08 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b06-UpperBounds-09 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b06-UpperBounds-15 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Normalized transition count is 2733 out of 8064 initially.
// Phase 1: matrix 2733 rows 308 cols
[2023-03-19 19:19:05] [INFO ] Computed 3 place invariants in 71 ms
Incomplete random walk after 10000 steps, including 3 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 10) seen :11
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 10) seen :8
FORMULA Szymanski-PT-b06-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA Szymanski-PT-b06-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 8) seen :9
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 8) seen :13
FORMULA Szymanski-PT-b06-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 7) seen :7
FORMULA Szymanski-PT-b06-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 6) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 6) seen :6
[2023-03-19 19:19:05] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 308 cols
[2023-03-19 19:19:05] [INFO ] Computed 3 place invariants in 23 ms
[2023-03-19 19:19:05] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2023-03-19 19:19:05] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:19:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:06] [INFO ] [Real]Absence check using state equation in 554 ms returned sat
[2023-03-19 19:19:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:19:06] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:06] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:19:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:07] [INFO ] [Nat]Absence check using state equation in 570 ms returned sat
[2023-03-19 19:19:07] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:19:08] [INFO ] [Nat]Added 147 Read/Feed constraints in 1199 ms returned sat
[2023-03-19 19:19:09] [INFO ] Deduced a trap composed of 138 places in 663 ms of which 11 ms to minimize.
[2023-03-19 19:19:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 834 ms
[2023-03-19 19:19:09] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2722 transitions) in 629 ms.
[2023-03-19 19:19:09] [INFO ] Added : 0 causal constraints over 0 iterations in 840 ms. Result :sat
Minimization took 688 ms.
[2023-03-19 19:19:10] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:10] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 19:19:10] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:11] [INFO ] [Real]Absence check using state equation in 550 ms returned sat
[2023-03-19 19:19:11] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:19:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-19 19:19:11] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 19:19:11] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:12] [INFO ] [Nat]Absence check using state equation in 627 ms returned sat
[2023-03-19 19:19:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 19:19:16] [INFO ] [Nat]Added 147 Read/Feed constraints in 4330 ms returned unknown
[2023-03-19 19:19:16] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:16] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 19:19:16] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:17] [INFO ] [Real]Absence check using state equation in 798 ms returned unsat
[2023-03-19 19:19:17] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:17] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 19:19:17] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:17] [INFO ] [Real]Absence check using state equation in 441 ms returned sat
[2023-03-19 19:19:17] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:19:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:17] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 19:19:17] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:18] [INFO ] [Nat]Absence check using state equation in 566 ms returned sat
[2023-03-19 19:19:20] [INFO ] [Nat]Added 147 Read/Feed constraints in 2420 ms returned sat
[2023-03-19 19:19:21] [INFO ] Deduced a trap composed of 47 places in 546 ms of which 1 ms to minimize.
[2023-03-19 19:19:22] [INFO ] Deduced a trap composed of 38 places in 768 ms of which 1 ms to minimize.
[2023-03-19 19:19:22] [INFO ] Deduced a trap composed of 51 places in 584 ms of which 1 ms to minimize.
[2023-03-19 19:19:22] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 3
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithTraps(DeadlockTester.java:1255)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:916)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2620)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:186)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:714)
at fr.lip6.move.gal.application.Application.start(Application.java:178)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-03-19 19:19:23] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-03-19 19:19:23] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 19:19:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:23] [INFO ] [Real]Absence check using state equation in 569 ms returned sat
[2023-03-19 19:19:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:19:23] [INFO ] [Nat]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:23] [INFO ] [Nat]Absence check using 2 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 19:19:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:24] [INFO ] [Nat]Absence check using state equation in 620 ms returned sat
[2023-03-19 19:19:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 19:19:28] [INFO ] [Nat]Added 147 Read/Feed constraints in 4335 ms returned unknown
[2023-03-19 19:19:28] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:28] [INFO ] [Real]Absence check using 2 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-19 19:19:28] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:29] [INFO ] [Real]Absence check using state equation in 780 ms returned unsat
Current structural bounds on expressions (after SMT) : [1, 13, 6, 1, 13, 6] Max seen :[0, 4, 6, 0, 3, 6]
FORMULA Szymanski-PT-b06-UpperBounds-13 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA Szymanski-PT-b06-UpperBounds-04 6 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Support contains 4 out of 308 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Graph (complete) has 9195 edges and 308 vertex of which 306 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.16 ms
Discarding 2 places :
Also discarding 0 output transitions
Drop transitions removed 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 129 place count 306 transition count 7936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 130 place count 305 transition count 7808
Iterating global reduction 1 with 1 rules applied. Total rules applied 131 place count 305 transition count 7808
Applied a total of 131 rules in 509 ms. Remains 305 /308 variables (removed 3) and now considering 7808/8064 (removed 256) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 513 ms. Remains : 305/308 places, 7808/8064 transitions.
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:19:30] [INFO ] Computed 3 place invariants in 27 ms
Incomplete random walk after 1000005 steps, including 2 resets, run finished after 1271 ms. (steps per millisecond=786 ) properties (out of 4) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 869 ms. (steps per millisecond=1150 ) properties (out of 4) seen :7
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 835 ms. (steps per millisecond=1197 ) properties (out of 4) seen :9
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 866 ms. (steps per millisecond=1154 ) properties (out of 4) seen :5
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 803 ms. (steps per millisecond=1245 ) properties (out of 4) seen :7
FORMULA Szymanski-PT-b06-UpperBounds-10 6 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2023-03-19 19:19:34] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:19:34] [INFO ] Computed 3 place invariants in 20 ms
[2023-03-19 19:19:35] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:35] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:35] [INFO ] [Real]Absence check using state equation in 444 ms returned sat
[2023-03-19 19:19:35] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:19:35] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:35] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:36] [INFO ] [Nat]Absence check using state equation in 501 ms returned sat
[2023-03-19 19:19:36] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:19:37] [INFO ] [Nat]Added 147 Read/Feed constraints in 1148 ms returned sat
[2023-03-19 19:19:37] [INFO ] Deduced a trap composed of 137 places in 589 ms of which 1 ms to minimize.
[2023-03-19 19:19:38] [INFO ] Deduced a trap composed of 132 places in 613 ms of which 0 ms to minimize.
[2023-03-19 19:19:39] [INFO ] Deduced a trap composed of 132 places in 526 ms of which 0 ms to minimize.
[2023-03-19 19:19:39] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 2007 ms
[2023-03-19 19:19:39] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 360 ms.
[2023-03-19 19:19:40] [INFO ] Deduced a trap composed of 129 places in 553 ms of which 1 ms to minimize.
[2023-03-19 19:19:41] [INFO ] Deduced a trap composed of 129 places in 572 ms of which 1 ms to minimize.
[2023-03-19 19:19:41] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1394 ms
[2023-03-19 19:19:41] [INFO ] Added : 3 causal constraints over 2 iterations in 2247 ms. Result :sat
Minimization took 1614 ms.
[2023-03-19 19:19:43] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:43] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:43] [INFO ] [Real]Absence check using state equation in 492 ms returned sat
[2023-03-19 19:19:43] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:19:43] [INFO ] [Nat]Absence check using 3 positive place invariants in 5 ms returned sat
[2023-03-19 19:19:43] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:44] [INFO ] [Nat]Absence check using state equation in 414 ms returned sat
[2023-03-19 19:19:47] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 19:19:50] [INFO ] [Nat]Added 147 Read/Feed constraints in 6048 ms returned unknown
[2023-03-19 19:19:50] [INFO ] [Real]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 19:19:50] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:50] [INFO ] [Real]Absence check using state equation in 409 ms returned sat
[2023-03-19 19:19:50] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:19:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:19:50] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:19:51] [INFO ] [Nat]Absence check using state equation in 380 ms returned sat
[2023-03-19 19:19:54] [INFO ] [Nat]Added 147 Read/Feed constraints in 2822 ms returned sat
[2023-03-19 19:19:54] [INFO ] Deduced a trap composed of 79 places in 531 ms of which 1 ms to minimize.
[2023-03-19 19:19:55] [INFO ] Deduced a trap composed of 78 places in 615 ms of which 14 ms to minimize.
[2023-03-19 19:19:55] [INFO ] Deduced a trap composed of 130 places in 526 ms of which 1 ms to minimize.
[2023-03-19 19:19:56] [INFO ] Deduced a trap composed of 138 places in 517 ms of which 1 ms to minimize.
[2023-03-19 19:19:57] [INFO ] Deduced a trap composed of 137 places in 582 ms of which 1 ms to minimize.
[2023-03-19 19:19:57] [INFO ] Deduced a trap composed of 135 places in 532 ms of which 1 ms to minimize.
[2023-03-19 19:19:58] [INFO ] Deduced a trap composed of 134 places in 520 ms of which 1 ms to minimize.
[2023-03-19 19:19:59] [INFO ] Deduced a trap composed of 131 places in 540 ms of which 1 ms to minimize.
[2023-03-19 19:19:59] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 5030 ms
[2023-03-19 19:19:59] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 349 ms.
[2023-03-19 19:19:59] [INFO ] Added : 3 causal constraints over 2 iterations in 674 ms. Result :sat
Minimization took 961 ms.
Current structural bounds on expressions (after SMT) : [1, 7, 1] Max seen :[0, 6, 0]
Support contains 3 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 270 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 270 ms. Remains : 305/305 places, 7808/7808 transitions.
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:20:01] [INFO ] Computed 3 place invariants in 20 ms
Incomplete random walk after 1000004 steps, including 2 resets, run finished after 1326 ms. (steps per millisecond=754 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 834 ms. (steps per millisecond=1199 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 934 ms. (steps per millisecond=1070 ) properties (out of 3) seen :5
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 839 ms. (steps per millisecond=1191 ) properties (out of 3) seen :3
FORMULA Szymanski-PT-b06-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
[2023-03-19 19:20:05] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:20:05] [INFO ] Computed 3 place invariants in 22 ms
[2023-03-19 19:20:05] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:05] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:06] [INFO ] [Real]Absence check using state equation in 405 ms returned sat
[2023-03-19 19:20:06] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:20:06] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:06] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:06] [INFO ] [Nat]Absence check using state equation in 537 ms returned sat
[2023-03-19 19:20:06] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:20:07] [INFO ] [Nat]Added 147 Read/Feed constraints in 1202 ms returned sat
[2023-03-19 19:20:08] [INFO ] Deduced a trap composed of 137 places in 502 ms of which 0 ms to minimize.
[2023-03-19 19:20:09] [INFO ] Deduced a trap composed of 132 places in 565 ms of which 0 ms to minimize.
[2023-03-19 19:20:09] [INFO ] Deduced a trap composed of 132 places in 499 ms of which 0 ms to minimize.
[2023-03-19 19:20:09] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1841 ms
[2023-03-19 19:20:10] [INFO ] Computed and/alt/rep : 9/11/9 causal constraints (skipped 2593 transitions) in 345 ms.
[2023-03-19 19:20:10] [INFO ] Deduced a trap composed of 129 places in 558 ms of which 1 ms to minimize.
[2023-03-19 19:20:11] [INFO ] Deduced a trap composed of 129 places in 494 ms of which 1 ms to minimize.
[2023-03-19 19:20:11] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 1296 ms
[2023-03-19 19:20:11] [INFO ] Added : 3 causal constraints over 2 iterations in 2015 ms. Result :sat
Minimization took 1739 ms.
[2023-03-19 19:20:13] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:13] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:14] [INFO ] [Real]Absence check using state equation in 446 ms returned sat
[2023-03-19 19:20:14] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:20:14] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 19:20:14] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:14] [INFO ] [Nat]Absence check using state equation in 379 ms returned sat
[2023-03-19 19:20:17] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 19:20:20] [INFO ] [Nat]Added 147 Read/Feed constraints in 6037 ms returned unknown
Current structural bounds on expressions (after SMT) : [1, 7] Max seen :[0, 6]
FORMULA Szymanski-PT-b06-UpperBounds-00 1 TECHNIQUES TOPOLOGICAL PARIKH_WALK
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 284 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 284 ms. Remains : 305/305 places, 7808/7808 transitions.
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:20:21] [INFO ] Computed 3 place invariants in 19 ms
Incomplete random walk after 1000005 steps, including 2 resets, run finished after 1170 ms. (steps per millisecond=854 ) properties (out of 1) seen :5
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 816 ms. (steps per millisecond=1225 ) properties (out of 1) seen :5
[2023-03-19 19:20:23] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:20:23] [INFO ] Computed 3 place invariants in 27 ms
[2023-03-19 19:20:23] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:23] [INFO ] [Real]Absence check using state equation in 464 ms returned sat
[2023-03-19 19:20:23] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:20:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:23] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:24] [INFO ] [Nat]Absence check using state equation in 388 ms returned sat
[2023-03-19 19:20:24] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:20:27] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 19:20:30] [INFO ] [Nat]Added 147 Read/Feed constraints in 6044 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[6]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 199 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 201 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 191 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 19:20:30] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 19:20:30] [INFO ] Invariant cache hit.
[2023-03-19 19:20:31] [INFO ] Implicit Places using invariants in 552 ms returned []
[2023-03-19 19:20:31] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 19:20:31] [INFO ] Invariant cache hit.
[2023-03-19 19:20:31] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:20:33] [INFO ] Implicit Places using invariants and state equation in 2179 ms returned []
Implicit Place search using SMT with State Equation took 2743 ms to find 0 implicit places.
[2023-03-19 19:20:34] [INFO ] Redundant transitions in 1035 ms returned []
[2023-03-19 19:20:34] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 19:20:34] [INFO ] Invariant cache hit.
[2023-03-19 19:20:36] [INFO ] Dead Transitions using invariants and state equation in 2457 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6436 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting property specific reduction for Szymanski-PT-b06-UpperBounds-03
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:20:36] [INFO ] Computed 3 place invariants in 23 ms
Incomplete random walk after 10000 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 1) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :5
[2023-03-19 19:20:36] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:20:36] [INFO ] Computed 3 place invariants in 15 ms
[2023-03-19 19:20:37] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:37] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:37] [INFO ] [Real]Absence check using state equation in 438 ms returned sat
[2023-03-19 19:20:37] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:20:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:37] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:38] [INFO ] [Nat]Absence check using state equation in 449 ms returned sat
[2023-03-19 19:20:38] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:20:41] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 19:20:42] [INFO ] [Nat]Added 147 Read/Feed constraints in 4495 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[5]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 188 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 305/305 places, 7808/7808 transitions.
Normalized transition count is 2604 out of 7808 initially.
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:20:42] [INFO ] Computed 3 place invariants in 20 ms
Incomplete random walk after 1000004 steps, including 2 resets, run finished after 1127 ms. (steps per millisecond=887 ) properties (out of 1) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 809 ms. (steps per millisecond=1236 ) properties (out of 1) seen :5
[2023-03-19 19:20:44] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 19:20:44] [INFO ] Computed 3 place invariants in 21 ms
[2023-03-19 19:20:44] [INFO ] [Real]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:44] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:45] [INFO ] [Real]Absence check using state equation in 444 ms returned sat
[2023-03-19 19:20:45] [INFO ] Solution in real domain found non-integer solution.
[2023-03-19 19:20:45] [INFO ] [Nat]Absence check using 3 positive place invariants in 4 ms returned sat
[2023-03-19 19:20:45] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-19 19:20:45] [INFO ] [Nat]Absence check using state equation in 468 ms returned sat
[2023-03-19 19:20:45] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:20:48] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-19 19:20:51] [INFO ] [Nat]Added 147 Read/Feed constraints in 6050 ms returned unknown
Current structural bounds on expressions (after SMT) : [7] Max seen :[5]
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 218 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 220 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 203 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 19:20:52] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 19:20:52] [INFO ] Invariant cache hit.
[2023-03-19 19:20:52] [INFO ] Implicit Places using invariants in 536 ms returned []
[2023-03-19 19:20:52] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 19:20:52] [INFO ] Invariant cache hit.
[2023-03-19 19:20:53] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:20:56] [INFO ] Implicit Places using invariants and state equation in 3551 ms returned []
Implicit Place search using SMT with State Equation took 4093 ms to find 0 implicit places.
[2023-03-19 19:20:57] [INFO ] Redundant transitions in 890 ms returned []
[2023-03-19 19:20:57] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 19:20:57] [INFO ] Invariant cache hit.
[2023-03-19 19:20:59] [INFO ] Dead Transitions using invariants and state equation in 2387 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7586 ms. Remains : 305/305 places, 7808/7808 transitions.
Ending property specific reduction for Szymanski-PT-b06-UpperBounds-03 in 22797 ms.
[2023-03-19 19:21:00] [INFO ] Flatten gal took : 499 ms
[2023-03-19 19:21:00] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/UpperBounds.sr.xml took 2 ms.
[2023-03-19 19:21:00] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 305 places, 7808 transitions and 31360 arcs took 43 ms.
Total runtime 116053 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --maxsum=/tmp/644/ub_0_
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 15499248 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16089432 kB
BK_TIME_CONFINEMENT_REACHED
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -timeout 360 -rebuildPNML
mcc2023
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Szymanski-PT-b06"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is Szymanski-PT-b06, 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 r489-tall-167912706800469"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b06.tgz
mv Szymanski-PT-b06 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 '
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 ;