About the Execution of ITS-Tools for QuasiCertifProtocol-PT-22
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 114253.00 | 0.00 | 0.00 | 529 23 23 13 1 23 1 13 1 1 1 1 1 1 1 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r156-tall-174881254700813.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is QuasiCertifProtocol-PT-22, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r156-tall-174881254700813
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.5M
-rw-r--r-- 1 mcc users 26K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 187K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 14K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 87K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 39K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 171K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 40K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 147K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 950K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 42K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 270K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 7.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 22K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 503K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-00
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-01
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-02
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-03
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-04
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-05
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-06
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-07
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-08
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-09
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-10
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-11
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-12
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-13
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-14
FORMULA_NAME QuasiCertifProtocol-PT-22-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1749150083798
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=QuasiCertifProtocol-PT-22
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-05 19:01:24] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 19:01:24] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 19:01:25] [INFO ] Load time of PNML (sax parser for PT used): 137 ms
[2025-06-05 19:01:25] [INFO ] Transformed 1966 places.
[2025-06-05 19:01:25] [INFO ] Transformed 356 transitions.
[2025-06-05 19:01:25] [INFO ] Parsed PT model containing 1966 places and 356 transitions and 4323 arcs in 231 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 9 ms.
Current structural bounds on expressions (Initially) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 1, 0, 0] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 356 rows 1966 cols
[2025-06-05 19:01:25] [INFO ] Computed 1611 invariants in 135 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 1, 0, 0] Max Struct:[12167, 529, 529, 13, 1, 529, 1, 13, +inf, +inf, 23, 1, +inf, 23, +inf, 1]
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-07 13 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 10000 steps (371 resets) in 158 ms. (62 steps per ms)
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 130012 steps (287 resets) in 345 ms. (375 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0] Max Struct:[12167, 529, 529, 13, 529, +inf, +inf, 23, 1, +inf, 23, +inf, 1]
[2025-06-05 19:01:25] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:26] [INFO ] [Real]Absence check using 3 positive place invariants in 29 ms returned sat
[2025-06-05 19:01:26] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 304 ms returned sat
[2025-06-05 19:01:30] [INFO ] [Real]Absence check using state equation in 3796 ms returned sat
[2025-06-05 19:01:30] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:30] [INFO ] [Nat]Absence check using 3 positive place invariants in 28 ms returned sat
[2025-06-05 19:01:31] [INFO ] [Nat]Absence check using 3 positive and 1608 generalized place invariants in 284 ms returned sat
[2025-06-05 19:01:34] [INFO ] [Nat]Absence check using state equation in 3398 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:01:34] [INFO ] Deduced a trap composed of 6 places in 101 ms of which 11 ms to minimize.
[2025-06-05 19:01:34] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 243 ms
[2025-06-05 19:01:34] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 21 ms.
[2025-06-05 19:01:35] [WARNING] SMT solver failed with error :java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close... while checking expression at index 0
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:301)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineWithCausalOrder(DeadlockTester.java:1140)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:878)
at fr.lip6.move.gal.structural.smt.DeadlockTester.findStructuralMaxWithSMT(DeadlockTester.java:2254)
at fr.lip6.move.gal.application.solver.UpperBoundsSolver.applyReductions(UpperBoundsSolver.java:219)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:927)
at fr.lip6.move.gal.application.Application.start(Application.java:193)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:44)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:208)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:149)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:115)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:467)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:298)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:670)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:607)
at org.eclipse.equinox.launcher.Main.run(Main.java:1492)
at org.eclipse.equinox.launcher.Main.main(Main.java:1465)
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:35] [INFO ] [Real]Absence check using 3 positive place invariants in 23 ms returned sat
[2025-06-05 19:01:36] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 275 ms returned sat
[2025-06-05 19:01:37] [INFO ] [Real]Absence check using state equation in 904 ms returned sat
[2025-06-05 19:01:37] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:37] [INFO ] [Nat]Absence check using 3 positive place invariants in 19 ms returned sat
[2025-06-05 19:01:37] [INFO ] [Nat]Absence check using 3 positive and 1608 generalized place invariants in 288 ms returned sat
[2025-06-05 19:01:38] [INFO ] [Nat]Absence check using state equation in 914 ms returned sat
[2025-06-05 19:01:38] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 21 ms.
[2025-06-05 19:01:39] [INFO ] Added : 71 causal constraints over 15 iterations in 847 ms. Result :sat
Minimization took 605 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:40] [INFO ] [Real]Absence check using 3 positive place invariants in 16 ms returned sat
[2025-06-05 19:01:40] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 300 ms returned sat
[2025-06-05 19:01:41] [INFO ] [Real]Absence check using state equation in 851 ms returned sat
[2025-06-05 19:01:41] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 17 ms returned sat
[2025-06-05 19:01:42] [INFO ] [Nat]Absence check using 3 positive and 1608 generalized place invariants in 648 ms returned sat
[2025-06-05 19:01:46] [INFO ] [Nat]Absence check using state equation in 4148 ms returned unknown
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:46] [INFO ] [Real]Absence check using 3 positive place invariants in 17 ms returned sat
[2025-06-05 19:01:47] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 300 ms returned sat
[2025-06-05 19:01:48] [INFO ] [Real]Absence check using state equation in 1297 ms returned sat
[2025-06-05 19:01:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 18 ms returned sat
[2025-06-05 19:01:48] [INFO ] [Nat]Absence check using 3 positive and 1608 generalized place invariants in 295 ms returned sat
[2025-06-05 19:01:50] [INFO ] [Nat]Absence check using state equation in 1271 ms returned sat
[2025-06-05 19:01:50] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 27 ms.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 19:01:51] [INFO ] Deduced a trap composed of 9 places in 234 ms of which 19 ms to minimize.
[2025-06-05 19:01:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 307 ms
[2025-06-05 19:01:51] [INFO ] Added : 107 causal constraints over 22 iterations in 1504 ms. Result :sat
Minimization took 602 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:52] [INFO ] [Real]Absence check using 3 positive place invariants in 15 ms returned sat
[2025-06-05 19:01:52] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 285 ms returned sat
[2025-06-05 19:01:53] [INFO ] [Real]Absence check using state equation in 927 ms returned sat
[2025-06-05 19:01:53] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 24 ms.
[2025-06-05 19:01:54] [INFO ] Added : 52 causal constraints over 11 iterations in 660 ms. Result :sat
Minimization took 1020 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:55] [INFO ] [Real]Absence check using 3 positive place invariants in 16 ms returned sat
[2025-06-05 19:01:56] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 281 ms returned sat
[2025-06-05 19:01:56] [INFO ] [Real]Absence check using state equation in 775 ms returned sat
[2025-06-05 19:01:56] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 23 ms.
[2025-06-05 19:01:57] [INFO ] Added : 53 causal constraints over 11 iterations in 647 ms. Result :sat
Minimization took 728 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:01:58] [INFO ] [Real]Absence check using 3 positive place invariants in 17 ms returned sat
[2025-06-05 19:01:58] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 287 ms returned sat
[2025-06-05 19:01:59] [INFO ] [Real]Absence check using state equation in 900 ms returned sat
[2025-06-05 19:01:59] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 22 ms.
[2025-06-05 19:02:01] [INFO ] Added : 106 causal constraints over 22 iterations in 1272 ms. Result :sat
Minimization took 721 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:02:02] [INFO ] [Real]Absence check using 3 positive place invariants in 17 ms returned sat
[2025-06-05 19:02:02] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 294 ms returned sat
[2025-06-05 19:02:02] [INFO ] [Real]Absence check using state equation in 73 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:02:02] [INFO ] [Real]Absence check using 3 positive place invariants in 16 ms returned sat
[2025-06-05 19:02:03] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 302 ms returned sat
[2025-06-05 19:02:03] [INFO ] [Real]Absence check using state equation in 917 ms returned sat
[2025-06-05 19:02:04] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 21 ms.
[2025-06-05 19:02:05] [INFO ] Added : 83 causal constraints over 17 iterations in 1005 ms. Result :sat
Minimization took 605 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:02:05] [INFO ] [Real]Absence check using 3 positive place invariants in 16 ms returned sat
[2025-06-05 19:02:06] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 291 ms returned sat
[2025-06-05 19:02:07] [INFO ] [Real]Absence check using state equation in 802 ms returned sat
[2025-06-05 19:02:07] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 22 ms.
[2025-06-05 19:02:07] [INFO ] Added : 28 causal constraints over 6 iterations in 403 ms. Result :sat
Minimization took 604 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:02:08] [INFO ] [Real]Absence check using 3 positive place invariants in 15 ms returned sat
[2025-06-05 19:02:08] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 277 ms returned sat
[2025-06-05 19:02:08] [INFO ] [Real]Absence check using state equation in 73 ms returned unsat
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:02:08] [INFO ] [Real]Absence check using 3 positive place invariants in 15 ms returned sat
[2025-06-05 19:02:09] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 263 ms returned sat
[2025-06-05 19:02:10] [INFO ] [Real]Absence check using state equation in 814 ms returned sat
[2025-06-05 19:02:10] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 21 ms.
[2025-06-05 19:02:10] [INFO ] Added : 53 causal constraints over 11 iterations in 642 ms. Result :sat
Minimization took 608 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-05 19:02:11] [INFO ] [Real]Absence check using 3 positive place invariants in 18 ms returned sat
[2025-06-05 19:02:11] [INFO ] [Real]Absence check using 3 positive and 1608 generalized place invariants in 283 ms returned sat
[2025-06-05 19:02:12] [INFO ] [Real]Absence check using state equation in 886 ms returned sat
[2025-06-05 19:02:12] [INFO ] Computed and/alt/rep : 260/306/260 causal constraints (skipped 72 transitions) in 19 ms.
[2025-06-05 19:02:13] [INFO ] Added : 48 causal constraints over 10 iterations in 590 ms. Result :sat
Minimization took 610 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0] Max Struct:[12167, 529, 529, 13, 529, +inf, +inf, 1, 1, +inf, 1, +inf, 1]
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[12167, 529, 529, 13, 529, +inf, +inf, 1, +inf, +inf, 1]
Support contains 605 out of 1966 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1966/1966 places, 356/356 transitions.
Graph (complete) has 16044 edges and 1966 vertex of which 1941 are kept as prefixes of interest. Removing 25 places using SCC suffix rule.13 ms
Discarding 25 places :
Also discarding 0 output transitions
Drop transitions (Empty/Sink Transition effects.) removed 96 transitions
Reduce isomorphic transitions removed 96 transitions.
Discarding 46 places :
Implicit places reduction removed 46 places
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 143 rules applied. Total rules applied 144 place count 1895 transition count 259
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 145 place count 1894 transition count 259
Performed 45 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 45 Pre rules applied. Total rules applied 145 place count 1894 transition count 214
Deduced a syphon composed of 45 places in 2 ms
Ensure Unique test removed 67 places
Reduce places removed 112 places and 0 transitions.
Iterating global reduction 2 with 157 rules applied. Total rules applied 302 place count 1782 transition count 214
Discarding 1 places :
Implicit places reduction removed 1 places
Iterating post reduction 2 with 1 rules applied. Total rules applied 303 place count 1781 transition count 214
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 303 place count 1781 transition count 212
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 3 with 5 rules applied. Total rules applied 308 place count 1778 transition count 212
Applied a total of 308 rules in 270 ms. Remains 1778 /1966 variables (removed 188) and now considering 212/356 (removed 144) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 279 ms. Remains : 1778/1966 places, 212/356 transitions.
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
When looking for a positive semi flow solution, solver replied unsat
// Phase 1: matrix 212 rows 1778 cols
[2025-06-05 19:02:14] [INFO ] Computed 1566 invariants in 33 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[3496, 529, 23, 13, 529, +inf, 21, 1, +inf, +inf, 1]
RANDOM walk for 1000000 steps (33533 resets) in 15620 ms. (64 steps per ms)
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-03 13 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 7011914 steps (11078 resets) in 28767 ms. (243 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[529, 23, 10, 23, 1, 1, 1, 1] Max Struct:[3496, 529, 23, 529, +inf, 21, +inf, +inf]
[2025-06-05 19:02:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:02:59] [INFO ] [Real]Absence check using 23 positive place invariants in 19 ms returned sat
[2025-06-05 19:03:02] [INFO ] [Real]Absence check using 23 positive and 1543 generalized place invariants in 2869 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:03:02] [INFO ] [Real]Absence check using 23 positive place invariants in 31 ms returned sat
[2025-06-05 19:03:02] [INFO ] [Real]Absence check using 23 positive and 1543 generalized place invariants in 278 ms returned sat
[2025-06-05 19:03:04] [INFO ] [Real]Absence check using state equation in 1640 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:03:04] [INFO ] [Real]Absence check using 23 positive place invariants in 26 ms returned sat
[2025-06-05 19:03:04] [INFO ] [Real]Absence check using 23 positive and 1543 generalized place invariants in 293 ms returned sat
[2025-06-05 19:03:05] [INFO ] [Real]Absence check using state equation in 672 ms returned sat
[2025-06-05 19:03:05] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:03:05] [INFO ] [Nat]Absence check using 23 positive place invariants in 22 ms returned sat
[2025-06-05 19:03:05] [INFO ] [Nat]Absence check using 23 positive and 1543 generalized place invariants in 294 ms returned sat
[2025-06-05 19:03:06] [INFO ] [Nat]Absence check using state equation in 659 ms returned sat
[2025-06-05 19:03:06] [INFO ] Computed and/alt/rep : 141/141/141 causal constraints (skipped 70 transitions) in 12 ms.
[2025-06-05 19:03:07] [INFO ] Added : 71 causal constraints over 15 iterations in 660 ms. Result :sat
Minimization took 3798 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:03:11] [INFO ] [Real]Absence check using 23 positive place invariants in 16 ms returned sat
[2025-06-05 19:03:11] [INFO ] [Real]Absence check using 23 positive and 1543 generalized place invariants in 278 ms returned sat
[2025-06-05 19:03:12] [INFO ] [Real]Absence check using state equation in 1320 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:03:13] [INFO ] [Real]Absence check using 23 positive place invariants in 15 ms returned sat
[2025-06-05 19:03:13] [INFO ] [Real]Absence check using 23 positive and 1543 generalized place invariants in 286 ms returned sat
[2025-06-05 19:03:13] [INFO ] [Real]Absence check using state equation in 586 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:03:14] [INFO ] [Real]Absence check using 23 positive place invariants in 17 ms returned sat
[2025-06-05 19:03:14] [INFO ] [Real]Absence check using 23 positive and 1543 generalized place invariants in 208 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:03:14] [INFO ] [Real]Absence check using 23 positive place invariants in 17 ms returned sat
[2025-06-05 19:03:14] [INFO ] [Real]Absence check using 23 positive and 1543 generalized place invariants in 278 ms returned sat
[2025-06-05 19:03:15] [INFO ] [Real]Absence check using state equation in 513 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-05 19:03:15] [INFO ] [Real]Absence check using 23 positive place invariants in 21 ms returned sat
[2025-06-05 19:03:15] [INFO ] [Real]Absence check using 23 positive and 1543 generalized place invariants in 292 ms returned sat
[2025-06-05 19:03:16] [INFO ] [Real]Absence check using state equation in 515 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[529, 23, 10, 23, 1, 1, 1, 1] Max Struct:[529, 23, 23, 23, 1, 1, 1, 1]
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-05 23 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-01 23 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-00 529 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[23] Max Struct:[23]
Support contains 23 out of 1778 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1778/1778 places, 212/212 transitions.
Graph (complete) has 15553 edges and 1778 vertex of which 1751 are kept as prefixes of interest. Removing 27 places using SCC suffix rule.2 ms
Discarding 27 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Drop transitions (Empty/Sink Transition effects.) removed 70 transitions
Reduce isomorphic transitions removed 70 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 48 transitions
Trivial Post-agglo rules discarded 48 transitions
Performed 48 trivial Post agglomeration. Transition count delta: 48
Iterating post reduction 0 with 118 rules applied. Total rules applied 119 place count 1751 transition count 93
Reduce places removed 48 places and 0 transitions.
Iterating post reduction 1 with 48 rules applied. Total rules applied 167 place count 1703 transition count 93
Performed 23 Post agglomeration using F-continuation condition.Transition count delta: 23
Deduced a syphon composed of 23 places in 1 ms
Ensure Unique test removed 506 places
Reduce places removed 529 places and 0 transitions.
Iterating global reduction 2 with 552 rules applied. Total rules applied 719 place count 1174 transition count 70
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 720 place count 1173 transition count 69
Ensure Unique test removed 23 places
Iterating post reduction 2 with 23 rules applied. Total rules applied 743 place count 1150 transition count 69
Reduce places removed 23 places and 23 transitions.
Iterating global reduction 3 with 23 rules applied. Total rules applied 766 place count 1127 transition count 46
Ensure Unique test removed 529 places
Iterating post reduction 3 with 529 rules applied. Total rules applied 1295 place count 598 transition count 46
Reduce places removed 23 places and 23 transitions.
Iterating global reduction 4 with 23 rules applied. Total rules applied 1318 place count 575 transition count 23
Ensure Unique test removed 529 places
Iterating post reduction 4 with 529 rules applied. Total rules applied 1847 place count 46 transition count 23
Applied a total of 1847 rules in 333 ms. Remains 46 /1778 variables (removed 1732) and now considering 23/212 (removed 189) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 334 ms. Remains : 46/1778 places, 23/212 transitions.
// Phase 1: matrix 23 rows 46 cols
[2025-06-05 19:03:16] [INFO ] Computed 23 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[23] Max Struct:[23]
FORMULA QuasiCertifProtocol-PT-22-UpperBounds-02 23 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (41666 resets) in 1019 ms. (980 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-06-05 19:03:17] [INFO ] Flatten gal took : 109 ms
[2025-06-05 19:03:17] [INFO ] Flatten gal took : 4 ms
[2025-06-05 19:03:17] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10971721560577884723.gal : 3 ms
[2025-06-05 19:03:17] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14621044351291709817.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality10971721560577884723.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14621044351291709817.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 113036 ms.
BK_STOP 1749150198051
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="QuasiCertifProtocol-PT-22"
export BK_EXAMINATION="UpperBounds"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is QuasiCertifProtocol-PT-22, 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 r156-tall-174881254700813"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/QuasiCertifProtocol-PT-22.tgz
mv QuasiCertifProtocol-PT-22 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "UpperBounds.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
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 ;