About the Execution of LTSMin+red for RERS17pb115-PT-2
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 10327.615 | 3600000.00 | 3764717.00 | 8081.60 | ??TTT??????????? | 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.r329-tall-167889201700153.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 RERS17pb115-PT-2, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r329-tall-167889201700153
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 70M
-rw-r--r-- 1 mcc users 6.1K Feb 25 13:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 63K Feb 25 13:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K Feb 25 13:48 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 25 13:48 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:39 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K Feb 25 16:39 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:39 LTLFireability.xml
-rw-r--r-- 1 mcc users 8.7K Feb 25 14:03 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 88K Feb 25 14:03 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 14K Feb 25 13:57 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 88K Feb 25 13:57 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:39 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:39 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 2 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 69M 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 booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-00
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-01
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-02
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-03
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-04
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-05
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-06
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-07
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-08
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-09
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-10
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-11
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-12
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-13
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-14
FORMULA_NAME RERS17pb115-PT-2-CTLCardinality-15
=== Now, execution of the tool begins
BK_START 1679046088362
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=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=RERS17pb115-PT-2
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-17 09:41:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-17 09:41:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-17 09:41:31] [INFO ] Load time of PNML (sax parser for PT used): 1832 ms
[2023-03-17 09:41:31] [INFO ] Transformed 1399 places.
[2023-03-17 09:41:32] [INFO ] Transformed 144369 transitions.
[2023-03-17 09:41:32] [INFO ] Parsed PT model containing 1399 places and 144369 transitions and 577414 arcs in 2520 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 14 ms.
Support contains 122 out of 1399 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1399/1399 places, 144369/144369 transitions.
Ensure Unique test removed 18 places
Iterating post reduction 0 with 18 rules applied. Total rules applied 18 place count 1381 transition count 144369
Applied a total of 18 rules in 802 ms. Remains 1381 /1399 variables (removed 18) and now considering 144369/144369 (removed 0) transitions.
[2023-03-17 09:41:34] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
// Phase 1: matrix 81238 rows 1381 cols
[2023-03-17 09:41:34] [INFO ] Computed 19 place invariants in 411 ms
[2023-03-17 09:41:42] [INFO ] Implicit Places using invariants in 8278 ms returned []
Implicit Place search using SMT only with invariants took 8305 ms to find 0 implicit places.
[2023-03-17 09:41:42] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 09:41:42] [INFO ] Invariant cache hit.
[2023-03-17 09:42:12] [INFO ] Performed 98152/144369 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 09:42:26] [INFO ] Dead Transitions using invariants and state equation in 44192 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1381/1399 places, 144369/144369 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 53317 ms. Remains : 1381/1399 places, 144369/144369 transitions.
Support contains 122 out of 1381 places after structural reductions.
[2023-03-17 09:42:31] [INFO ] Flatten gal took : 3757 ms
[2023-03-17 09:42:35] [INFO ] Flatten gal took : 3634 ms
[2023-03-17 09:42:42] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 116 out of 1381 places (down from 122) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1195 ms. (steps per millisecond=8 ) properties (out of 71) seen :44
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=45 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=43 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=47 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 154 ms. (steps per millisecond=6 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 27) seen :0
Running SMT prover for 27 properties.
[2023-03-17 09:42:45] [INFO ] Flow matrix only has 81238 transitions (discarded 63131 similar events)
[2023-03-17 09:42:45] [INFO ] Invariant cache hit.
[2023-03-17 09:42:46] [INFO ] [Real]Absence check using 19 positive place invariants in 16 ms returned sat
[2023-03-17 09:42:46] [INFO ] After 949ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:27
[2023-03-17 09:42:46] [INFO ] [Nat]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 09:43:11] [INFO ] After 24014ms SMT Verify possible using state equation in natural domain returned unsat :6 sat :21
[2023-03-17 09:43:13] [INFO ] State equation strengthened by 2277 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:626)
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)
[2023-03-17 09:43:13] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 09:43:13] [INFO ] After 27215ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:27
Fused 27 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 33 out of 1381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 1380 transition count 144368
Applied a total of 1 rules in 2650 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2655 ms. Remains : 1380/1381 places, 144368/144369 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 1628 ms. (steps per millisecond=6 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=29 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=30 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=31 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=34 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=33 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=37 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=38 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=35 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 21) seen :0
Interrupted probabilistic random walk after 4946 steps, run timeout after 6001 ms. (steps per millisecond=0 ) properties seen :{}
Probabilistic random walk after 4946 steps, saw 4198 distinct states, run finished after 6003 ms. (steps per millisecond=0 ) properties seen :0
Running SMT prover for 21 properties.
[2023-03-17 09:43:24] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 09:43:25] [INFO ] Computed 19 place invariants in 291 ms
[2023-03-17 09:43:25] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 09:43:25] [INFO ] After 724ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:21
[2023-03-17 09:43:26] [INFO ] [Nat]Absence check using 19 positive place invariants in 17 ms returned sat
[2023-03-17 09:43:50] [INFO ] After 24018ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :21
[2023-03-17 09:43:51] [INFO ] State equation strengthened by 741 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.logic.AtomicReducerSR.checkAtomicPropositionsLogic(AtomicReducerSR.java:105)
at fr.lip6.move.gal.application.solver.logic.AtomicReducerSR.strongReductions(AtomicReducerSR.java:44)
at fr.lip6.move.gal.application.solver.ltl.LTLPropertySolver.preSolveForLogic(LTLPropertySolver.java:176)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:626)
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)
[2023-03-17 09:43:51] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 09:43:51] [INFO ] After 26097ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:21
Fused 21 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 33 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1128 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1129 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1025 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 09:43:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 09:43:54] [INFO ] Invariant cache hit.
[2023-03-17 09:44:01] [INFO ] Implicit Places using invariants in 7632 ms returned []
Implicit Place search using SMT only with invariants took 7633 ms to find 0 implicit places.
[2023-03-17 09:44:01] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 09:44:01] [INFO ] Invariant cache hit.
[2023-03-17 09:44:31] [INFO ] Performed 99019/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 09:44:45] [INFO ] Dead Transitions using invariants and state equation in 43811 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 52485 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Successfully simplified 6 atomic propositions for a total of 16 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA RERS17pb115-PT-2-CTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA RERS17pb115-PT-2-CTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-17 09:44:49] [INFO ] Flatten gal took : 3160 ms
[2023-03-17 09:44:53] [INFO ] Flatten gal took : 3670 ms
[2023-03-17 09:45:00] [INFO ] Input system was already deterministic with 144369 transitions.
Support contains 94 out of 1381 places (down from 98) after GAL structural reductions.
Computed a total of 1 stabilizing places and 1 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1135 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1138 ms. Remains : 1380/1381 places, 144368/144369 transitions.
[2023-03-17 09:45:05] [INFO ] Flatten gal took : 3128 ms
[2023-03-17 09:45:08] [INFO ] Flatten gal took : 3370 ms
[2023-03-17 09:45:15] [INFO ] Input system was already deterministic with 144368 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 432 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 435 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 09:45:19] [INFO ] Flatten gal took : 3309 ms
[2023-03-17 09:45:23] [INFO ] Flatten gal took : 3472 ms
[2023-03-17 09:45:29] [INFO ] Input system was already deterministic with 144369 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1023 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1028 ms. Remains : 1380/1381 places, 144368/144369 transitions.
[2023-03-17 09:45:34] [INFO ] Flatten gal took : 3303 ms
[2023-03-17 09:45:38] [INFO ] Flatten gal took : 3724 ms
[2023-03-17 09:45:44] [INFO ] Input system was already deterministic with 144368 transitions.
Finished random walk after 260 steps, including 0 resets, run visited all 1 properties in 19 ms. (steps per millisecond=13 )
FORMULA RERS17pb115-PT-2-CTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Starting structural reductions in SI_CTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 868 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 871 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 09:45:49] [INFO ] Flatten gal took : 3142 ms
[2023-03-17 09:45:53] [INFO ] Flatten gal took : 3659 ms
[2023-03-17 09:45:59] [INFO ] Input system was already deterministic with 144369 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 407 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 409 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 09:46:03] [INFO ] Flatten gal took : 3102 ms
[2023-03-17 09:46:06] [INFO ] Flatten gal took : 3470 ms
[2023-03-17 09:46:13] [INFO ] Input system was already deterministic with 144369 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 410 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 413 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 09:46:17] [INFO ] Flatten gal took : 3073 ms
[2023-03-17 09:46:20] [INFO ] Flatten gal took : 3548 ms
[2023-03-17 09:46:26] [INFO ] Input system was already deterministic with 144369 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 408 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 410 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 09:46:30] [INFO ] Flatten gal took : 2999 ms
[2023-03-17 09:46:34] [INFO ] Flatten gal took : 3457 ms
[2023-03-17 09:46:40] [INFO ] Input system was already deterministic with 144369 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 401 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 405 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 09:46:44] [INFO ] Flatten gal took : 3070 ms
[2023-03-17 09:46:47] [INFO ] Flatten gal took : 3622 ms
[2023-03-17 09:46:53] [INFO ] Input system was already deterministic with 144369 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 901 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 905 ms. Remains : 1380/1381 places, 144368/144369 transitions.
[2023-03-17 09:46:58] [INFO ] Flatten gal took : 3103 ms
[2023-03-17 09:47:01] [INFO ] Flatten gal took : 3384 ms
[2023-03-17 09:47:08] [INFO ] Input system was already deterministic with 144368 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 402 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 406 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 09:47:12] [INFO ] Flatten gal took : 3052 ms
[2023-03-17 09:47:15] [INFO ] Flatten gal took : 3427 ms
[2023-03-17 09:47:21] [INFO ] Input system was already deterministic with 144369 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1018 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1021 ms. Remains : 1380/1381 places, 144368/144369 transitions.
[2023-03-17 09:47:26] [INFO ] Flatten gal took : 3087 ms
[2023-03-17 09:47:30] [INFO ] Flatten gal took : 3523 ms
[2023-03-17 09:47:36] [INFO ] Input system was already deterministic with 144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 843 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3587 steps, run timeout after 3001 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3587 steps, saw 3049 distinct states, run finished after 3001 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 09:47:40] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 09:47:40] [INFO ] Invariant cache hit.
[2023-03-17 09:47:40] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 09:48:00] [INFO ] After 19789ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 09:48:01] [INFO ] State equation strengthened by 741 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.Application.startNoEx(Application.java:669)
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)
[2023-03-17 09:48:05] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 09:48:05] [INFO ] After 25030ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1129 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1134 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 100000 steps, including 2 resets, run finished after 14043 ms. (steps per millisecond=7 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-17 09:48:21] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 09:48:21] [INFO ] Invariant cache hit.
[2023-03-17 09:48:21] [INFO ] [Real]Absence check using 19 positive place invariants in 10 ms returned sat
[2023-03-17 09:48:39] [INFO ] After 18354ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 09:48:40] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-17 09:48:47] [INFO ] After 6098ms SMT Verify possible using 741 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-17 09:48:57] [INFO ] Deduced a trap composed of 128 places in 9515 ms of which 8 ms to minimize.
[2023-03-17 09:49:06] [INFO ] Deduced a trap composed of 48 places in 7756 ms of which 2 ms to minimize.
[2023-03-17 09:49:15] [INFO ] Deduced a trap composed of 40 places in 8055 ms of which 2 ms to minimize.
[2023-03-17 09:49:23] [INFO ] Deduced a trap composed of 128 places in 6721 ms of which 3 ms to minimize.
[2023-03-17 09:49:30] [INFO ] Deduced a trap composed of 128 places in 6038 ms of which 0 ms to minimize.
[2023-03-17 09:49:37] [INFO ] Deduced a trap composed of 96 places in 5242 ms of which 0 ms to minimize.
[2023-03-17 09:49:42] [INFO ] Deduced a trap composed of 72 places in 4870 ms of which 1 ms to minimize.
[2023-03-17 09:49:48] [INFO ] Deduced a trap composed of 96 places in 4585 ms of which 2 ms to minimize.
[2023-03-17 09:49:53] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 66065 ms
[2023-03-17 09:49:53] [INFO ] After 72915ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 09:49:53] [INFO ] After 92508ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 09:49:54] [INFO ] [Nat]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 09:50:12] [INFO ] After 18118ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 09:50:18] [INFO ] After 6044ms SMT Verify possible using 741 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-17 09:50:28] [INFO ] Deduced a trap composed of 128 places in 9407 ms of which 2 ms to minimize.
[2023-03-17 09:50:37] [INFO ] Deduced a trap composed of 48 places in 7741 ms of which 1 ms to minimize.
[2023-03-17 09:50:45] [INFO ] Deduced a trap composed of 40 places in 7488 ms of which 1 ms to minimize.
[2023-03-17 09:50:53] [INFO ] Deduced a trap composed of 128 places in 6717 ms of which 1 ms to minimize.
[2023-03-17 09:51:00] [INFO ] Deduced a trap composed of 128 places in 6119 ms of which 1 ms to minimize.
[2023-03-17 09:51:07] [INFO ] Deduced a trap composed of 96 places in 5272 ms of which 0 ms to minimize.
[2023-03-17 09:51:12] [INFO ] Deduced a trap composed of 72 places in 4713 ms of which 1 ms to minimize.
[2023-03-17 09:51:18] [INFO ] Deduced a trap composed of 96 places in 4478 ms of which 0 ms to minimize.
[2023-03-17 09:51:22] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 64429 ms
[2023-03-17 09:51:23] [INFO ] After 71170ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 128 ms.
[2023-03-17 09:51:23] [INFO ] After 89555ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Interrupted random walk after 326842 steps, including 0 resets, run timeout after 30001 ms. (steps per millisecond=10 ) properties seen 0
Interrupted Best-First random walk after 827101 steps, including 2 resets, run timeout after 5001 ms. (steps per millisecond=165 ) properties seen 0
Interrupted probabilistic random walk after 139199 steps, run timeout after 105005 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 139199 steps, saw 123910 distinct states, run finished after 105006 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 09:53:43] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 09:53:43] [INFO ] Invariant cache hit.
[2023-03-17 09:53:43] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 09:54:03] [INFO ] After 19320ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 09:54:03] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-17 09:54:10] [INFO ] After 7322ms SMT Verify possible using 741 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-17 09:54:21] [INFO ] Deduced a trap composed of 128 places in 9836 ms of which 1 ms to minimize.
[2023-03-17 09:54:30] [INFO ] Deduced a trap composed of 48 places in 7798 ms of which 1 ms to minimize.
[2023-03-17 09:54:39] [INFO ] Deduced a trap composed of 40 places in 7580 ms of which 1 ms to minimize.
[2023-03-17 09:54:47] [INFO ] Deduced a trap composed of 128 places in 7083 ms of which 1 ms to minimize.
[2023-03-17 09:54:54] [INFO ] Deduced a trap composed of 128 places in 6069 ms of which 1 ms to minimize.
[2023-03-17 09:55:01] [INFO ] Deduced a trap composed of 96 places in 5238 ms of which 0 ms to minimize.
[2023-03-17 09:55:06] [INFO ] Deduced a trap composed of 72 places in 4737 ms of which 0 ms to minimize.
[2023-03-17 09:55:12] [INFO ] Deduced a trap composed of 96 places in 4447 ms of which 1 ms to minimize.
[2023-03-17 09:55:16] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 65861 ms
[2023-03-17 09:55:17] [INFO ] After 73934ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 09:55:17] [INFO ] After 94045ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 09:55:17] [INFO ] [Nat]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 09:55:37] [INFO ] After 19321ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 09:55:44] [INFO ] After 7477ms SMT Verify possible using 741 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-17 09:55:55] [INFO ] Deduced a trap composed of 128 places in 9989 ms of which 2 ms to minimize.
[2023-03-17 09:56:04] [INFO ] Deduced a trap composed of 48 places in 7934 ms of which 1 ms to minimize.
[2023-03-17 09:56:13] [INFO ] Deduced a trap composed of 40 places in 7579 ms of which 1 ms to minimize.
[2023-03-17 09:56:21] [INFO ] Deduced a trap composed of 128 places in 6816 ms of which 1 ms to minimize.
[2023-03-17 09:56:28] [INFO ] Deduced a trap composed of 128 places in 6069 ms of which 0 ms to minimize.
[2023-03-17 09:56:34] [INFO ] Deduced a trap composed of 96 places in 5298 ms of which 1 ms to minimize.
[2023-03-17 09:56:40] [INFO ] Deduced a trap composed of 72 places in 4857 ms of which 1 ms to minimize.
[2023-03-17 09:56:46] [INFO ] Deduced a trap composed of 96 places in 4432 ms of which 1 ms to minimize.
[2023-03-17 09:56:50] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 66036 ms
[2023-03-17 09:56:51] [INFO ] After 74224ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 1110 ms.
[2023-03-17 09:56:52] [INFO ] After 94816ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 987 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 988 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 977 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 09:56:54] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 09:56:54] [INFO ] Invariant cache hit.
[2023-03-17 09:57:02] [INFO ] Implicit Places using invariants in 7744 ms returned []
Implicit Place search using SMT only with invariants took 7745 ms to find 0 implicit places.
[2023-03-17 09:57:02] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 09:57:02] [INFO ] Invariant cache hit.
[2023-03-17 09:57:32] [INFO ] Performed 97228/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 09:57:46] [INFO ] Dead Transitions using invariants and state equation in 44412 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53151 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 100000 steps, including 2 resets, run finished after 9358 ms. (steps per millisecond=10 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-17 09:57:56] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 09:57:56] [INFO ] Invariant cache hit.
[2023-03-17 09:57:56] [INFO ] [Real]Absence check using 19 positive place invariants in 11 ms returned sat
[2023-03-17 09:58:14] [INFO ] After 18287ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 09:58:15] [INFO ] State equation strengthened by 741 read => feed constraints.
[2023-03-17 09:58:22] [INFO ] After 6670ms SMT Verify possible using 741 Read/Feed constraints in real domain returned unsat :0 sat :1
[2023-03-17 09:58:33] [INFO ] Deduced a trap composed of 128 places in 9871 ms of which 4 ms to minimize.
[2023-03-17 09:58:41] [INFO ] Deduced a trap composed of 48 places in 7747 ms of which 1 ms to minimize.
[2023-03-17 09:58:51] [INFO ] Deduced a trap composed of 40 places in 7643 ms of which 1 ms to minimize.
[2023-03-17 09:58:59] [INFO ] Deduced a trap composed of 128 places in 6921 ms of which 1 ms to minimize.
[2023-03-17 09:59:06] [INFO ] Deduced a trap composed of 128 places in 6213 ms of which 0 ms to minimize.
[2023-03-17 09:59:13] [INFO ] Deduced a trap composed of 96 places in 5355 ms of which 2 ms to minimize.
[2023-03-17 09:59:18] [INFO ] Deduced a trap composed of 72 places in 4790 ms of which 0 ms to minimize.
[2023-03-17 09:59:24] [INFO ] Deduced a trap composed of 96 places in 4439 ms of which 0 ms to minimize.
[2023-03-17 09:59:28] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 66656 ms
[2023-03-17 09:59:29] [INFO ] After 74066ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 09:59:29] [INFO ] After 93183ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 09:59:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 10 ms returned sat
[2023-03-17 09:59:47] [INFO ] After 18170ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 09:59:53] [INFO ] After 5953ms SMT Verify possible using 741 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-17 10:00:04] [INFO ] Deduced a trap composed of 128 places in 9320 ms of which 1 ms to minimize.
[2023-03-17 10:00:12] [INFO ] Deduced a trap composed of 48 places in 7627 ms of which 1 ms to minimize.
[2023-03-17 10:00:21] [INFO ] Deduced a trap composed of 40 places in 7376 ms of which 1 ms to minimize.
[2023-03-17 10:00:28] [INFO ] Deduced a trap composed of 128 places in 6646 ms of which 2 ms to minimize.
[2023-03-17 10:00:35] [INFO ] Deduced a trap composed of 128 places in 6050 ms of which 1 ms to minimize.
[2023-03-17 10:00:42] [INFO ] Deduced a trap composed of 96 places in 5321 ms of which 1 ms to minimize.
[2023-03-17 10:00:48] [INFO ] Deduced a trap composed of 72 places in 4761 ms of which 1 ms to minimize.
[2023-03-17 10:00:53] [INFO ] Deduced a trap composed of 96 places in 4486 ms of which 1 ms to minimize.
[2023-03-17 10:00:58] [INFO ] Trap strengthening (SAT) tested/added 9/8 trap constraints in 64244 ms
[2023-03-17 10:00:58] [INFO ] After 70895ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 126 ms.
[2023-03-17 10:00:58] [INFO ] After 89326ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Incomplete random walk after 10000 steps, including 2 resets, run finished after 892 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3185 steps, run timeout after 3003 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3185 steps, saw 2706 distinct states, run finished after 3003 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 10:01:03] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 10:01:03] [INFO ] Invariant cache hit.
[2023-03-17 10:01:03] [INFO ] [Real]Absence check using 19 positive place invariants in 15 ms returned sat
[2023-03-17 10:01:22] [INFO ] After 19185ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 10:01:23] [INFO ] State equation strengthened by 741 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.logic.AtomicReducerSR.checkAtomicPropositions(AtomicReducerSR.java:365)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:253)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:669)
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)
[2023-03-17 10:01:28] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 10:01:28] [INFO ] After 25017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 907 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 911 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 887 ms. (steps per millisecond=11 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 3270 steps, run timeout after 3004 ms. (steps per millisecond=1 ) properties seen :{}
Probabilistic random walk after 3270 steps, saw 2779 distinct states, run finished after 3004 ms. (steps per millisecond=1 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-17 10:01:33] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 10:01:33] [INFO ] Invariant cache hit.
[2023-03-17 10:01:33] [INFO ] [Real]Absence check using 19 positive place invariants in 13 ms returned sat
[2023-03-17 10:01:53] [INFO ] After 19171ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 10:01:53] [INFO ] State equation strengthened by 741 read => feed constraints.
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.verifyPossible(DeadlockTester.java:642)
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.logic.AtomicReducerSR.checkAtomicPropositions(AtomicReducerSR.java:365)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:253)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:669)
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)
[2023-03-17 10:01:58] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-17 10:01:58] [INFO ] After 25027ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 0 ms.
Support contains 1 out of 1380 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 928 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 928 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1380/1380 places, 144368/144368 transitions.
Applied a total of 0 rules in 1096 ms. Remains 1380 /1380 variables (removed 0) and now considering 144368/144368 (removed 0) transitions.
[2023-03-17 10:02:00] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 10:02:00] [INFO ] Invariant cache hit.
[2023-03-17 10:02:08] [INFO ] Implicit Places using invariants in 7845 ms returned []
Implicit Place search using SMT only with invariants took 7847 ms to find 0 implicit places.
[2023-03-17 10:02:08] [INFO ] Flow matrix only has 81237 transitions (discarded 63131 similar events)
[2023-03-17 10:02:08] [INFO ] Invariant cache hit.
[2023-03-17 10:02:38] [INFO ] Performed 93592/144368 'is it Dead' test of which 0 returned DEAD in 30 seconds.
[2023-03-17 10:02:54] [INFO ] Dead Transitions using invariants and state equation in 46388 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 55346 ms. Remains : 1380/1380 places, 144368/144368 transitions.
Ensure Unique test removed 63131 transitions
Reduce isomorphic transitions removed 63131 transitions.
Iterating post reduction 0 with 63131 rules applied. Total rules applied 63131 place count 1380 transition count 81237
Applied a total of 63131 rules in 2778 ms. Remains 1380 /1380 variables (removed 0) and now considering 81237/144368 (removed 63131) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 81237 rows 1380 cols
[2023-03-17 10:02:58] [INFO ] Computed 19 place invariants in 238 ms
[2023-03-17 10:02:58] [INFO ] [Real]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 10:03:18] [INFO ] After 20036ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-17 10:03:22] [INFO ] Deduced a trap composed of 72 places in 3052 ms of which 1 ms to minimize.
[2023-03-17 10:03:26] [INFO ] Deduced a trap composed of 128 places in 2294 ms of which 0 ms to minimize.
[2023-03-17 10:03:28] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 9560 ms
[2023-03-17 10:03:28] [INFO ] After 30347ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 10:03:28] [INFO ] After 30542ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-17 10:03:29] [INFO ] [Nat]Absence check using 19 positive place invariants in 14 ms returned sat
[2023-03-17 10:03:49] [INFO ] After 19912ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-17 10:03:53] [INFO ] Deduced a trap composed of 72 places in 2979 ms of which 1 ms to minimize.
[2023-03-17 10:03:56] [INFO ] Deduced a trap composed of 128 places in 2264 ms of which 1 ms to minimize.
[2023-03-17 10:03:58] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 9339 ms
[2023-03-17 10:03:59] [INFO ] After 29939ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 1073 ms.
[2023-03-17 10:04:00] [INFO ] After 31198ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Starting structural reductions in SI_CTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Reduce places removed 1 places and 1 transitions.
Applied a total of 0 rules in 1000 ms. Remains 1380 /1381 variables (removed 1) and now considering 144368/144369 (removed 1) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 1003 ms. Remains : 1380/1381 places, 144368/144369 transitions.
[2023-03-17 10:04:05] [INFO ] Flatten gal took : 3506 ms
[2023-03-17 10:04:09] [INFO ] Flatten gal took : 3737 ms
[2023-03-17 10:04:17] [INFO ] Input system was already deterministic with 144368 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 479 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 482 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 10:04:22] [INFO ] Flatten gal took : 3457 ms
[2023-03-17 10:04:26] [INFO ] Flatten gal took : 4100 ms
[2023-03-17 10:04:35] [INFO ] Input system was already deterministic with 144369 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1381/1381 places, 144369/144369 transitions.
Applied a total of 0 rules in 473 ms. Remains 1381 /1381 variables (removed 0) and now considering 144369/144369 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 489 ms. Remains : 1381/1381 places, 144369/144369 transitions.
[2023-03-17 10:04:39] [INFO ] Flatten gal took : 3105 ms
[2023-03-17 10:04:42] [INFO ] Flatten gal took : 3425 ms
[2023-03-17 10:04:49] [INFO ] Input system was already deterministic with 144369 transitions.
[2023-03-17 10:04:52] [INFO ] Flatten gal took : 3250 ms
[2023-03-17 10:04:56] [INFO ] Flatten gal took : 3452 ms
[2023-03-17 10:04:56] [INFO ] Export to MCC of 13 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 2 ms.
[2023-03-17 10:04:56] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1381 places, 144369 transitions and 577396 arcs took 273 ms.
Total runtime 1406770 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 --ctl=/tmp/735/ctl_0_ --ctl=/tmp/735/ctl_1_ --ctl=/tmp/735/ctl_2_ --ctl=/tmp/735/ctl_3_ --ctl=/tmp/735/ctl_4_ --ctl=/tmp/735/ctl_5_ --ctl=/tmp/735/ctl_6_ --ctl=/tmp/735/ctl_7_ --ctl=/tmp/735/ctl_8_ --ctl=/tmp/735/ctl_9_ --ctl=/tmp/735/ctl_10_ --ctl=/tmp/735/ctl_11_ --ctl=/tmp/735/ctl_12_ --mu-par --mu-opt
TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 14949468 kB
After kill :
MemTotal: 16393216 kB
MemFree: 15933064 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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLCardinality -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="RERS17pb115-PT-2"
export BK_EXAMINATION="CTLCardinality"
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 RERS17pb115-PT-2, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r329-tall-167889201700153"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/RERS17pb115-PT-2.tgz
mv RERS17pb115-PT-2 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLCardinality.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 [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;