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.r115-tall-167814493500212.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 itstools
Input is DBSingleClientW-PT-d2m10, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r115-tall-167814493500212
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 2.0M
-rw-r--r-- 1 mcc users 7.2K Feb 26 15:31 CTLCardinality.txt
-rw-r--r-- 1 mcc users 76K Feb 26 15:31 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 15:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K Feb 26 15:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 15:49 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 15:49 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 15:49 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 15:49 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 26 15:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 124K Feb 26 15:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 26 15:32 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Feb 26 15:32 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 1.6M Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1678348471066

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=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DBSingleClientW-PT-d2m10
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202303021504
[2023-03-09 07:54:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2023-03-09 07:54:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 07:54:33] [INFO ] Load time of PNML (sax parser for PT used): 166 ms
[2023-03-09 07:54:33] [INFO ] Transformed 4763 places.
[2023-03-09 07:54:33] [INFO ] Transformed 2478 transitions.
[2023-03-09 07:54:33] [INFO ] Parsed PT model containing 4763 places and 2478 transitions and 9912 arcs in 262 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 4763/4763 places, 2478/2478 transitions.
Reduce places removed 3626 places and 0 transitions.
Ensure Unique test removed 199 transitions
Reduce isomorphic transitions removed 199 transitions.
Iterating post reduction 0 with 3825 rules applied. Total rules applied 3825 place count 1137 transition count 2279
Applied a total of 3825 rules in 85 ms. Remains 1137 /4763 variables (removed 3626) and now considering 2279/2478 (removed 199) transitions.
// Phase 1: matrix 2279 rows 1137 cols
[2023-03-09 07:54:33] [INFO ] Computed 2 place invariants in 80 ms
[2023-03-09 07:54:34] [INFO ] Implicit Places using invariants in 892 ms returned []
[2023-03-09 07:54:34] [INFO ] Invariant cache hit.
[2023-03-09 07:54:35] [INFO ] State equation strengthened by 1389 read => feed constraints.
[2023-03-09 07:54:47] [INFO ] Implicit Places using invariants and state equation in 13359 ms returned []
Implicit Place search using SMT with State Equation took 14280 ms to find 0 implicit places.
[2023-03-09 07:54:47] [INFO ] Invariant cache hit.
[2023-03-09 07:54:48] [INFO ] Dead Transitions using invariants and state equation in 850 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 1137/4763 places, 2279/2478 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 15219 ms. Remains : 1137/4763 places, 2279/2478 transitions.
Discarding 1145 transitions out of 2279. Remains 1134
Initial state reduction rules removed 1 formulas.
[2023-03-09 07:54:49] [INFO ] Flatten gal took : 285 ms
[2023-03-09 07:54:49] [INFO ] Flatten gal took : 238 ms
[2023-03-09 07:54:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality12911973127150579256.gal : 85 ms
[2023-03-09 07:54:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8662052299589400576.prop : 6 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality12911973127150579256.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8662052299589400576.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202303021504/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality8662052299589400576.prop.
Incomplete random walk after 10000 steps, including 2287 resets, run finished after 1458 ms. (steps per millisecond=6 ) properties (out of 1133) seen :59
Probabilistic random walk after 30001 steps, saw 13969 distinct states, run finished after 1327 ms. (steps per millisecond=22 ) properties seen :341
Running SMT prover for 733 properties.
[2023-03-09 07:54:51] [INFO ] Invariant cache hit.
Reachability property qltransition_1835 is true.
Reachability property qltransition_15 is true.
Reachability property qltransition_14 is true.
Reachability property qltransition_3 is true.
Reachability property qltransition_2 is true.
Reachability property qltransition_1 is true.
SDD proceeding with computation,1127 properties remain. new max is 2
SDD size :1 after 5
Reachability property qltransition_259 is true.
Reachability property qltransition_4 is true.
SDD proceeding with computation,1125 properties remain. new max is 2
SDD size :5 after 24
Reachability property qltransition_1836 is true.
Reachability property qltransition_7 is true.
Reachability property qltransition_5 is true.
SDD proceeding with computation,1122 properties remain. new max is 2
SDD size :24 after 40
SDD proceeding with computation,1122 properties remain. new max is 4
SDD size :40 after 56
SDD proceeding with computation,1122 properties remain. new max is 8
SDD size :56 after 88
SDD proceeding with computation,1122 properties remain. new max is 16
SDD size :88 after 118
SDD proceeding with computation,1122 properties remain. new max is 32
SDD size :118 after 152
SDD proceeding with computation,1122 properties remain. new max is 64
SDD size :152 after 182
SDD proceeding with computation,1122 properties remain. new max is 128
SDD size :182 after 222
SDD proceeding with computation,1122 properties remain. new max is 256
SDD size :222 after 246
[2023-03-09 07:55:10] [INFO ] [Real]Absence check using 1 positive place invariants in 10 ms returned sat
[2023-03-09 07:55:10] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 8 ms returned sat
SDD proceeding with computation,1122 properties remain. new max is 512
SDD size :246 after 318
SDD proceeding with computation,1122 properties remain. new max is 1024
SDD size :318 after 420
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Error writing to Z3 solver: java.io.IOException: Stream closed...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:629)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:339)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
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)
[2023-03-09 07:55:23] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-09 07:55:23] [INFO ] After 25020ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 733 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 752 out of 1137 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1137/1137 places, 2279/2279 transitions.
Discarding 60 places :
Symmetric choice reduction at 0 with 60 rule applications. Total rules 60 place count 1077 transition count 2081
Iterating global reduction 0 with 60 rules applied. Total rules applied 120 place count 1077 transition count 2081
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 0 with 18 rules applied. Total rules applied 138 place count 1077 transition count 2063
Discarding 40 places :
Symmetric choice reduction at 1 with 40 rule applications. Total rules 178 place count 1037 transition count 2023
Iterating global reduction 1 with 40 rules applied. Total rules applied 218 place count 1037 transition count 2023
Discarding 27 places :
Symmetric choice reduction at 1 with 27 rule applications. Total rules 245 place count 1010 transition count 1989
Iterating global reduction 1 with 27 rules applied. Total rules applied 272 place count 1010 transition count 1989
Ensure Unique test removed 21 transitions
Reduce isomorphic transitions removed 21 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 293 place count 1010 transition count 1968
Applied a total of 293 rules in 488 ms. Remains 1010 /1137 variables (removed 127) and now considering 1968/2279 (removed 311) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 488 ms. Remains : 1010/1137 places, 1968/2279 transitions.
SDD proceeding with computation,1122 properties remain. new max is 2048
SDD size :420 after 596
SDD proceeding with computation,1122 properties remain. new max is 4096
SDD size :596 after 970
Interrupted random walk after 397937 steps, including 91268 resets, run timeout after 30001 ms. (steps per millisecond=13 ) properties seen 15
Incomplete Best-First random walk after 1001 steps, including 42 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 36 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 42 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 18 ms. (steps per millisecond=55 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 43 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 43 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 37 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 46 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 43 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 30 resets, run finished after 19 ms. (steps per millisecond=52 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 55 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 48 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 35 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 43 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 42 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 32 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 44 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 44 resets, run finished after 39 ms. (steps per millisecond=25 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 49 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 45 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 41 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 57 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 46 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 46 resets, run finished after 24 ms. (steps per millisecond=41 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 51 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1000 steps, including 34 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 36 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 37 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 31 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 25 ms. (steps per millisecond=40 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 33 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 718) seen :0
Incomplete Best-First random walk after 1001 steps, including 41 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 718) seen :0
Reachability property qltransition_1066 is true.
SDD proceeding with computation,1121 properties remain. new max is 4096
SDD size :970 after 2370
Probabilistic random walk after 1000001 steps, saw 395878 distinct states, run finished after 22190 ms. (steps per millisecond=45 ) properties seen :605
Running SMT prover for 113 properties.
// Phase 1: matrix 1968 rows 1010 cols
[2023-03-09 07:56:17] [INFO ] Computed 2 place invariants in 40 ms
[2023-03-09 07:56:19] [INFO ] [Real]Absence check using 1 positive place invariants in 5 ms returned sat
[2023-03-09 07:56:19] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 5 ms returned sat
Reachability property qltransition_2274 is true.
Reachability property qltransition_2269 is true.
Reachability property qltransition_2224 is true.
Reachability property qltransition_2223 is true.
Reachability property qltransition_2222 is true.
Reachability property qltransition_2221 is true.
Reachability property qltransition_2087 is true.
Reachability property qltransition_2086 is true.
Reachability property qltransition_2001 is true.
Reachability property qltransition_2000 is true.
Reachability property qltransition_1999 is true.
Reachability property qltransition_1812 is true.
Reachability property qltransition_1807 is true.
Reachability property qltransition_1624 is true.
Reachability property qltransition_1616 is true.
Reachability property qltransition_1065 is true.
Reachability property qltransition_1064 is true.
Reachability property qltransition_747 is true.
Reachability property qltransition_327 is true.
Reachability property qltransition_318 is true.
Reachability property qltransition_309 is true.
Reachability property qltransition_180 is true.
Reachability property qltransition_179 is true.
Reachability property qltransition_178 is true.
SDD proceeding with computation,1097 properties remain. new max is 4096
SDD size :2370 after 27312
[2023-03-09 07:57:28] [INFO ] After 70436ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:113
[2023-03-09 07:57:30] [INFO ] [Nat]Absence check using 1 positive place invariants in 4 ms returned sat
[2023-03-09 07:57:30] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 6 ms returned sat
SDD proceeding with computation,1097 properties remain. new max is 8192
SDD size :27312 after 34510
[2023-03-09 07:58:30] [INFO ] After 58557ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :113
[2023-03-09 07:58:30] [INFO ] State equation strengthened by 1161 read => feed constraints.
Reachability property qltransition_1617 is true.
SDD proceeding with computation,1096 properties remain. new max is 8192
SDD size :34510 after 133758
[2023-03-09 08:00:18] [INFO ] After 108198ms SMT Verify possible using 1161 Read/Feed constraints in natural domain returned unsat :0 sat :113
SDD proceeding with computation,1096 properties remain. new max is 16384
SDD size :133758 after 272442
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Broken pipe ...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.refineResultsWithTraps(DeadlockTester.java:722)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:656)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:350)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:223)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:95)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:386)
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)
[2023-03-09 08:01:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-09 08:01:13] [INFO ] After 225030ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:113
Parikh walk visited 4 properties in 2710 ms.
Support contains 117 out of 1010 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1010/1010 places, 1968/1968 transitions.
Graph (complete) has 3639 edges and 1010 vertex of which 1009 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 0 with 17 rules applied. Total rules applied 18 place count 1009 transition count 1951
Discarding 280 places :
Symmetric choice reduction at 1 with 280 rule applications. Total rules 298 place count 729 transition count 1179
Iterating global reduction 1 with 280 rules applied. Total rules applied 578 place count 729 transition count 1179
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 586 place count 729 transition count 1171
Discarding 225 places :
Symmetric choice reduction at 2 with 225 rule applications. Total rules 811 place count 504 transition count 946
Iterating global reduction 2 with 225 rules applied. Total rules applied 1036 place count 504 transition count 946
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 1048 place count 504 transition count 934
Discarding 175 places :
Symmetric choice reduction at 3 with 175 rule applications. Total rules 1223 place count 329 transition count 684
Iterating global reduction 3 with 175 rules applied. Total rules applied 1398 place count 329 transition count 684
Ensure Unique test removed 168 transitions
Reduce isomorphic transitions removed 168 transitions.
Iterating post reduction 3 with 168 rules applied. Total rules applied 1566 place count 329 transition count 516
Discarding 19 places :
Symmetric choice reduction at 4 with 19 rule applications. Total rules 1585 place count 310 transition count 490
Iterating global reduction 4 with 19 rules applied. Total rules applied 1604 place count 310 transition count 490
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 1610 place count 310 transition count 484
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 1621 place count 299 transition count 473
Iterating global reduction 5 with 11 rules applied. Total rules applied 1632 place count 299 transition count 473
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1633 place count 299 transition count 472
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1643 place count 289 transition count 462
Iterating global reduction 6 with 10 rules applied. Total rules applied 1653 place count 289 transition count 462
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 6 with 13 rules applied. Total rules applied 1666 place count 289 transition count 449
Discarding 4 places :
Symmetric choice reduction at 7 with 4 rule applications. Total rules 1670 place count 285 transition count 423
Iterating global reduction 7 with 4 rules applied. Total rules applied 1674 place count 285 transition count 423
Applied a total of 1674 rules in 212 ms. Remains 285 /1010 variables (removed 725) and now considering 423/1968 (removed 1545) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 213 ms. Remains : 285/1010 places, 423/1968 transitions.
Interrupted random walk after 895117 steps, including 205558 resets, run timeout after 30001 ms. (steps per millisecond=29 ) properties seen 0
Incomplete Best-First random walk after 10001 steps, including 469 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 449 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 435 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 433 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10000 steps, including 453 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10000 steps, including 394 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 424 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 424 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 447 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 446 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 458 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 467 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 454 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 419 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 458 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 425 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10000 steps, including 447 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 464 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 455 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 404 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 460 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 462 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 462 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 468 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 431 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 435 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10000 steps, including 463 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 437 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 471 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 448 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 457 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 439 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 452 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 475 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 431 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 473 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 458 resets, run finished after 86 ms. (steps per millisecond=116 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 423 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 418 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 429 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 472 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 453 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 464 resets, run finished after 94 ms. (steps per millisecond=106 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10000 steps, including 453 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 460 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 464 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 447 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10000 steps, including 424 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 459 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 109) seen :0
Incomplete Best-First random walk after 10001 steps, including 448 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 109) seen :0
Finished probabilistic random walk after 361160 steps, run visited all 109 properties in 4230 ms. (steps per millisecond=85 )
Probabilistic random walk after 361160 steps, saw 144331 distinct states, run finished after 4230 ms. (steps per millisecond=85 ) properties seen :109
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
Able to resolve query QuasiLiveness after proving 1134 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PROBABILISTIC_WALK PARIKH_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 441862 ms.

BK_STOP 1678348916152

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="DBSingleClientW-PT-d2m10"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
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 itstools"
echo " Input is DBSingleClientW-PT-d2m10, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r115-tall-167814493500212"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d2m10.tgz
mv DBSingleClientW-PT-d2m10 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;