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.r234-tall-167856421000889.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)
..................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool marciexred
Input is MultiCrashLeafsetExtension-PT-S32C02, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r234-tall-167856421000889
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 16M
-rw-r--r-- 1 mcc users 16K Feb 26 03:16 CTLCardinality.txt
-rw-r--r-- 1 mcc users 102K Feb 26 03:16 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.6K Feb 26 03:11 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 03:11 CTLFireability.xml
-rw-r--r-- 1 mcc users 7.2K Feb 25 16:25 LTLCardinality.txt
-rw-r--r-- 1 mcc users 31K Feb 25 16:25 LTLCardinality.xml
-rw-r--r-- 1 mcc users 4.2K Feb 25 16:25 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:25 LTLFireability.xml
-rw-r--r-- 1 mcc users 19K Feb 26 03:35 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Feb 26 03:35 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 19K Feb 26 03:26 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Feb 26 03:26 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.5K Feb 25 16:25 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.6K Feb 25 16:25 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 7 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 16M 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

here is the order used to build the result vector(from text file)
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-00
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-01
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-02
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-03
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-04
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-05
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-06
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-07
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-08
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-09
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-10
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-11
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-12
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-13
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-14
FORMULA_NAME MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679637911954

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=marciexred
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=MultiCrashLeafsetExtension-PT-S32C02
Applying reductions before tool marcie
Invoking reducer
Running Version 202303021504
[2023-03-24 06:05:13] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-24 06:05:13] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-24 06:05:13] [INFO ] Load time of PNML (sax parser for PT used): 508 ms
[2023-03-24 06:05:14] [INFO ] Transformed 13544 places.
[2023-03-24 06:05:14] [INFO ] Transformed 21807 transitions.
[2023-03-24 06:05:14] [INFO ] Parsed PT model containing 13544 places and 21807 transitions and 93598 arcs in 752 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 20 ms.
Support contains 195 out of 13544 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 13544/13544 places, 21807/21807 transitions.
Reduce places removed 40 places and 0 transitions.
Iterating post reduction 0 with 40 rules applied. Total rules applied 40 place count 13504 transition count 21807
Discarding 2077 places :
Symmetric choice reduction at 1 with 2077 rule applications. Total rules 2117 place count 11427 transition count 19730
Iterating global reduction 1 with 2077 rules applied. Total rules applied 4194 place count 11427 transition count 19730
Discarding 1920 places :
Symmetric choice reduction at 1 with 1920 rule applications. Total rules 6114 place count 9507 transition count 17810
Iterating global reduction 1 with 1920 rules applied. Total rules applied 8034 place count 9507 transition count 17810
Discarding 918 places :
Symmetric choice reduction at 1 with 918 rule applications. Total rules 8952 place count 8589 transition count 15974
Iterating global reduction 1 with 918 rules applied. Total rules applied 9870 place count 8589 transition count 15974
Applied a total of 9870 rules in 10537 ms. Remains 8589 /13544 variables (removed 4955) and now considering 15974/21807 (removed 5833) transitions.
[2023-03-24 06:05:24] [INFO ] Flow matrix only has 14918 transitions (discarded 1056 similar events)
// Phase 1: matrix 14918 rows 8589 cols
[2023-03-24 06:05:25] [INFO ] Computed 1293 place invariants in 899 ms
[2023-03-24 06:05:26] [INFO ] Implicit Places using invariants in 1900 ms returned []
Implicit Place search using SMT only with invariants took 1924 ms to find 0 implicit places.
[2023-03-24 06:05:26] [INFO ] Flow matrix only has 14918 transitions (discarded 1056 similar events)
[2023-03-24 06:05:26] [INFO ] Invariant cache hit.
[2023-03-24 06:05:27] [INFO ] Dead Transitions using invariants and state equation in 788 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 8589/13544 places, 15974/21807 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 13261 ms. Remains : 8589/13544 places, 15974/21807 transitions.
Support contains 195 out of 8589 places after structural reductions.
[2023-03-24 06:05:28] [INFO ] Flatten gal took : 666 ms
[2023-03-24 06:05:29] [INFO ] Flatten gal took : 499 ms
[2023-03-24 06:05:30] [INFO ] Input system was already deterministic with 15974 transitions.
Incomplete random walk after 10000 steps, including 473 resets, run finished after 868 ms. (steps per millisecond=11 ) properties (out of 113) seen :15
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 15 ms. (steps per millisecond=66 ) properties (out of 98) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 98) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 98) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 16 ms. (steps per millisecond=62 ) properties (out of 98) seen :1
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 97) seen :2
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 95) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 95) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 95) seen :1
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 94) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 94) seen :1
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 93) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 93) seen :1
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 92) seen :1
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 91) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 91) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 91) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 91) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 91) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 91) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 91) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 91) seen :1
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 90) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 90) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 90) seen :1
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 31 ms. (steps per millisecond=32 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 89) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 89) seen :1
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 88) seen :0
Incomplete Best-First random walk after 1001 steps, including 6 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 88) seen :0
Running SMT prover for 88 properties.
[2023-03-24 06:05:32] [INFO ] Flow matrix only has 14918 transitions (discarded 1056 similar events)
[2023-03-24 06:05:32] [INFO ] Invariant cache hit.
[2023-03-24 06:05:42] [INFO ] [Real]Absence check using 63 positive place invariants in 157 ms returned sat
[2023-03-24 06:05:42] [INFO ] [Real]Absence check using 63 positive and 1230 generalized place invariants in 514 ms returned sat
[2023-03-24 06:05:54] [INFO ] After 21725ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:86
[2023-03-24 06:06:03] [INFO ] [Nat]Absence check using 63 positive place invariants in 151 ms returned sat
[2023-03-24 06:06:03] [INFO ] [Nat]Absence check using 63 positive and 1230 generalized place invariants in 503 ms returned sat
[2023-03-24 06:06:19] [INFO ] After 10658ms SMT Verify possible using state equation in natural domain returned unsat :48 sat :40
[2023-03-24 06:06:19] [INFO ] State equation strengthened by 6124 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)
[2023-03-24 06:06:19] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 06:06:19] [INFO ] After 25209ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :0 real:86
Fused 88 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 75 out of 8589 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Drop transitions removed 21 transitions
Trivial Post-agglo rules discarded 21 transitions
Performed 21 trivial Post agglomeration. Transition count delta: 21
Iterating post reduction 0 with 21 rules applied. Total rules applied 21 place count 8589 transition count 15953
Reduce places removed 21 places and 0 transitions.
Iterating post reduction 1 with 21 rules applied. Total rules applied 42 place count 8568 transition count 15953
Performed 130 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 130 Pre rules applied. Total rules applied 42 place count 8568 transition count 15823
Deduced a syphon composed of 130 places in 12 ms
Reduce places removed 130 places and 0 transitions.
Iterating global reduction 2 with 260 rules applied. Total rules applied 302 place count 8438 transition count 15823
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 330 place count 8410 transition count 15785
Iterating global reduction 2 with 28 rules applied. Total rules applied 358 place count 8410 transition count 15785
Discarding 17 places :
Symmetric choice reduction at 2 with 17 rule applications. Total rules 375 place count 8393 transition count 15751
Iterating global reduction 2 with 17 rules applied. Total rules applied 392 place count 8393 transition count 15751
Performed 36 Post agglomeration using F-continuation condition.Transition count delta: 36
Deduced a syphon composed of 36 places in 14 ms
Reduce places removed 36 places and 0 transitions.
Iterating global reduction 2 with 72 rules applied. Total rules applied 464 place count 8357 transition count 15715
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 483 place count 8338 transition count 15696
Iterating global reduction 2 with 19 rules applied. Total rules applied 502 place count 8338 transition count 15696
Discarding 19 places :
Symmetric choice reduction at 2 with 19 rule applications. Total rules 521 place count 8319 transition count 15658
Iterating global reduction 2 with 19 rules applied. Total rules applied 540 place count 8319 transition count 15658
Free-agglomeration rule (complex) applied 574 times.
Iterating global reduction 2 with 574 rules applied. Total rules applied 1114 place count 8319 transition count 15976
Reduce places removed 574 places and 0 transitions.
Iterating post reduction 2 with 574 rules applied. Total rules applied 1688 place count 7745 transition count 15976
Partial Free-agglomeration rule applied 132 times.
Drop transitions removed 132 transitions
Iterating global reduction 3 with 132 rules applied. Total rules applied 1820 place count 7745 transition count 15976
Applied a total of 1820 rules in 21230 ms. Remains 7745 /8589 variables (removed 844) and now considering 15976/15974 (removed -2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 21236 ms. Remains : 7745/8589 places, 15976/15974 transitions.
Incomplete random walk after 10000 steps, including 752 resets, run finished after 462 ms. (steps per millisecond=21 ) properties (out of 40) seen :7
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 33) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 33) seen :1
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 32) seen :0
Incomplete Best-First random walk after 1001 steps, including 7 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 32) seen :0
Running SMT prover for 32 properties.
[2023-03-24 06:06:41] [INFO ] Flow matrix only has 14429 transitions (discarded 1547 similar events)
// Phase 1: matrix 14429 rows 7745 cols
[2023-03-24 06:06:41] [INFO ] Computed 1293 place invariants in 620 ms
[2023-03-24 06:06:45] [INFO ] [Real]Absence check using 65 positive place invariants in 108 ms returned sat
[2023-03-24 06:06:46] [INFO ] [Real]Absence check using 65 positive and 1228 generalized place invariants in 457 ms returned sat
[2023-03-24 06:06:46] [INFO ] After 4305ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:32
[2023-03-24 06:06:49] [INFO ] [Nat]Absence check using 65 positive place invariants in 117 ms returned sat
[2023-03-24 06:06:50] [INFO ] [Nat]Absence check using 65 positive and 1228 generalized place invariants in 490 ms returned sat
[2023-03-24 06:07:11] [INFO ] After 17466ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :32
[2023-03-24 06:07:11] [INFO ] State equation strengthened by 6970 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)
[2023-03-24 06:07:11] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-03-24 06:07:11] [INFO ] After 25152ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0 real:32
Fused 32 Parikh solutions to 18 different solutions.
Parikh walk visited 0 properties in 89 ms.
Support contains 60 out of 7745 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 7745/7745 places, 15976/15976 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 7745 transition count 15972
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 7741 transition count 15972
Free-agglomeration rule (complex) applied 3 times.
Iterating global reduction 2 with 3 rules applied. Total rules applied 11 place count 7741 transition count 15983
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 14 place count 7738 transition count 15983
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 16 place count 7736 transition count 15981
Iterating global reduction 3 with 2 rules applied. Total rules applied 18 place count 7736 transition count 15981
Partial Free-agglomeration rule applied 8 times.
Drop transitions removed 8 transitions
Iterating global reduction 3 with 8 rules applied. Total rules applied 26 place count 7736 transition count 15981
Discarding 8 places :
Symmetric choice reduction at 3 with 8 rule applications. Total rules 34 place count 7728 transition count 15973
Iterating global reduction 3 with 8 rules applied. Total rules applied 42 place count 7728 transition count 15973
Applied a total of 42 rules in 10254 ms. Remains 7728 /7745 variables (removed 17) and now considering 15973/15976 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10254 ms. Remains : 7728/7745 places, 15973/15976 transitions.
Successfully simplified 48 atomic propositions for a total of 16 simplifications.
FORMULA MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-24 06:07:22] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2023-03-24 06:07:22] [INFO ] Flatten gal took : 401 ms
[2023-03-24 06:07:22] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA MultiCrashLeafsetExtension-PT-S32C02-CTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-24 06:07:22] [INFO ] Flatten gal took : 437 ms
[2023-03-24 06:07:23] [INFO ] Input system was already deterministic with 15974 transitions.
Support contains 70 out of 8589 places (down from 89) after GAL structural reductions.
Computed a total of 2573 stabilizing places and 4005 stable transitions
Starting structural reductions in SI_CTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Drop transitions removed 31 transitions
Trivial Post-agglo rules discarded 31 transitions
Performed 31 trivial Post agglomeration. Transition count delta: 31
Iterating post reduction 0 with 31 rules applied. Total rules applied 31 place count 8589 transition count 15943
Reduce places removed 31 places and 0 transitions.
Iterating post reduction 1 with 31 rules applied. Total rules applied 62 place count 8558 transition count 15943
Performed 132 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 132 Pre rules applied. Total rules applied 62 place count 8558 transition count 15811
Deduced a syphon composed of 132 places in 12 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 2 with 264 rules applied. Total rules applied 326 place count 8426 transition count 15811
Discarding 45 places :
Symmetric choice reduction at 2 with 45 rule applications. Total rules 371 place count 8381 transition count 15753
Iterating global reduction 2 with 45 rules applied. Total rules applied 416 place count 8381 transition count 15753
Discarding 31 places :
Symmetric choice reduction at 2 with 31 rule applications. Total rules 447 place count 8350 transition count 15691
Iterating global reduction 2 with 31 rules applied. Total rules applied 478 place count 8350 transition count 15691
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 13 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 552 place count 8313 transition count 15654
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 580 place count 8285 transition count 15626
Iterating global reduction 2 with 28 rules applied. Total rules applied 608 place count 8285 transition count 15626
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 608 place count 8285 transition count 15622
Deduced a syphon composed of 4 places in 10 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 616 place count 8281 transition count 15622
Discarding 28 places :
Symmetric choice reduction at 2 with 28 rule applications. Total rules 644 place count 8253 transition count 15566
Iterating global reduction 2 with 28 rules applied. Total rules applied 672 place count 8253 transition count 15566
Applied a total of 672 rules in 12333 ms. Remains 8253 /8589 variables (removed 336) and now considering 15566/15974 (removed 408) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12335 ms. Remains : 8253/8589 places, 15566/15974 transitions.
[2023-03-24 06:07:36] [INFO ] Flatten gal took : 358 ms
[2023-03-24 06:07:36] [INFO ] Flatten gal took : 409 ms
[2023-03-24 06:07:37] [INFO ] Input system was already deterministic with 15566 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Drop transitions removed 27 transitions
Trivial Post-agglo rules discarded 27 transitions
Performed 27 trivial Post agglomeration. Transition count delta: 27
Iterating post reduction 0 with 27 rules applied. Total rules applied 27 place count 8589 transition count 15947
Reduce places removed 27 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 29 rules applied. Total rules applied 56 place count 8562 transition count 15945
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 58 place count 8560 transition count 15945
Performed 131 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 131 Pre rules applied. Total rules applied 58 place count 8560 transition count 15814
Deduced a syphon composed of 131 places in 11 ms
Reduce places removed 131 places and 0 transitions.
Iterating global reduction 3 with 262 rules applied. Total rules applied 320 place count 8429 transition count 15814
Discarding 42 places :
Symmetric choice reduction at 3 with 42 rule applications. Total rules 362 place count 8387 transition count 15760
Iterating global reduction 3 with 42 rules applied. Total rules applied 404 place count 8387 transition count 15760
Discarding 29 places :
Symmetric choice reduction at 3 with 29 rule applications. Total rules 433 place count 8358 transition count 15702
Iterating global reduction 3 with 29 rules applied. Total rules applied 462 place count 8358 transition count 15702
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 12 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 3 with 74 rules applied. Total rules applied 536 place count 8321 transition count 15665
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 562 place count 8295 transition count 15639
Iterating global reduction 3 with 26 rules applied. Total rules applied 588 place count 8295 transition count 15639
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 588 place count 8295 transition count 15638
Deduced a syphon composed of 1 places in 11 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 590 place count 8294 transition count 15638
Discarding 26 places :
Symmetric choice reduction at 3 with 26 rule applications. Total rules 616 place count 8268 transition count 15586
Iterating global reduction 3 with 26 rules applied. Total rules applied 642 place count 8268 transition count 15586
Applied a total of 642 rules in 12040 ms. Remains 8268 /8589 variables (removed 321) and now considering 15586/15974 (removed 388) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12045 ms. Remains : 8268/8589 places, 15586/15974 transitions.
[2023-03-24 06:07:49] [INFO ] Flatten gal took : 351 ms
[2023-03-24 06:07:50] [INFO ] Flatten gal took : 403 ms
[2023-03-24 06:07:50] [INFO ] Input system was already deterministic with 15586 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 8517 transition count 15889
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 8517 transition count 15889
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 202 place count 8459 transition count 15804
Iterating global reduction 0 with 58 rules applied. Total rules applied 260 place count 8459 transition count 15804
Discarding 31 places :
Symmetric choice reduction at 0 with 31 rule applications. Total rules 291 place count 8428 transition count 15742
Iterating global reduction 0 with 31 rules applied. Total rules applied 322 place count 8428 transition count 15742
Applied a total of 322 rules in 6910 ms. Remains 8428 /8589 variables (removed 161) and now considering 15742/15974 (removed 232) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6911 ms. Remains : 8428/8589 places, 15742/15974 transitions.
[2023-03-24 06:07:58] [INFO ] Flatten gal took : 363 ms
[2023-03-24 06:07:58] [INFO ] Flatten gal took : 411 ms
[2023-03-24 06:07:59] [INFO ] Input system was already deterministic with 15742 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Discarding 68 places :
Symmetric choice reduction at 0 with 68 rule applications. Total rules 68 place count 8521 transition count 15893
Iterating global reduction 0 with 68 rules applied. Total rules applied 136 place count 8521 transition count 15893
Discarding 54 places :
Symmetric choice reduction at 0 with 54 rule applications. Total rules 190 place count 8467 transition count 15816
Iterating global reduction 0 with 54 rules applied. Total rules applied 244 place count 8467 transition count 15816
Discarding 31 places :
Symmetric choice reduction at 0 with 31 rule applications. Total rules 275 place count 8436 transition count 15754
Iterating global reduction 0 with 31 rules applied. Total rules applied 306 place count 8436 transition count 15754
Applied a total of 306 rules in 7276 ms. Remains 8436 /8589 variables (removed 153) and now considering 15754/15974 (removed 220) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7278 ms. Remains : 8436/8589 places, 15754/15974 transitions.
[2023-03-24 06:08:07] [INFO ] Flatten gal took : 398 ms
[2023-03-24 06:08:07] [INFO ] Flatten gal took : 404 ms
[2023-03-24 06:08:08] [INFO ] Input system was already deterministic with 15754 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Discarding 67 places :
Symmetric choice reduction at 0 with 67 rule applications. Total rules 67 place count 8522 transition count 15895
Iterating global reduction 0 with 67 rules applied. Total rules applied 134 place count 8522 transition count 15895
Discarding 54 places :
Symmetric choice reduction at 0 with 54 rule applications. Total rules 188 place count 8468 transition count 15815
Iterating global reduction 0 with 54 rules applied. Total rules applied 242 place count 8468 transition count 15815
Discarding 28 places :
Symmetric choice reduction at 0 with 28 rule applications. Total rules 270 place count 8440 transition count 15759
Iterating global reduction 0 with 28 rules applied. Total rules applied 298 place count 8440 transition count 15759
Applied a total of 298 rules in 7082 ms. Remains 8440 /8589 variables (removed 149) and now considering 15759/15974 (removed 215) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7084 ms. Remains : 8440/8589 places, 15759/15974 transitions.
[2023-03-24 06:08:15] [INFO ] Flatten gal took : 365 ms
[2023-03-24 06:08:16] [INFO ] Flatten gal took : 412 ms
[2023-03-24 06:08:16] [INFO ] Input system was already deterministic with 15759 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Discarding 69 places :
Symmetric choice reduction at 0 with 69 rule applications. Total rules 69 place count 8520 transition count 15893
Iterating global reduction 0 with 69 rules applied. Total rules applied 138 place count 8520 transition count 15893
Discarding 56 places :
Symmetric choice reduction at 0 with 56 rule applications. Total rules 194 place count 8464 transition count 15810
Iterating global reduction 0 with 56 rules applied. Total rules applied 250 place count 8464 transition count 15810
Discarding 29 places :
Symmetric choice reduction at 0 with 29 rule applications. Total rules 279 place count 8435 transition count 15752
Iterating global reduction 0 with 29 rules applied. Total rules applied 308 place count 8435 transition count 15752
Applied a total of 308 rules in 6939 ms. Remains 8435 /8589 variables (removed 154) and now considering 15752/15974 (removed 222) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6943 ms. Remains : 8435/8589 places, 15752/15974 transitions.
[2023-03-24 06:08:24] [INFO ] Flatten gal took : 367 ms
[2023-03-24 06:08:24] [INFO ] Flatten gal took : 409 ms
[2023-03-24 06:08:25] [INFO ] Input system was already deterministic with 15752 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Discarding 71 places :
Symmetric choice reduction at 0 with 71 rule applications. Total rules 71 place count 8518 transition count 15890
Iterating global reduction 0 with 71 rules applied. Total rules applied 142 place count 8518 transition count 15890
Discarding 57 places :
Symmetric choice reduction at 0 with 57 rule applications. Total rules 199 place count 8461 transition count 15806
Iterating global reduction 0 with 57 rules applied. Total rules applied 256 place count 8461 transition count 15806
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 286 place count 8431 transition count 15746
Iterating global reduction 0 with 30 rules applied. Total rules applied 316 place count 8431 transition count 15746
Applied a total of 316 rules in 6852 ms. Remains 8431 /8589 variables (removed 158) and now considering 15746/15974 (removed 228) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6853 ms. Remains : 8431/8589 places, 15746/15974 transitions.
[2023-03-24 06:08:32] [INFO ] Flatten gal took : 409 ms
[2023-03-24 06:08:33] [INFO ] Flatten gal took : 406 ms
[2023-03-24 06:08:33] [INFO ] Input system was already deterministic with 15746 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Discarding 72 places :
Symmetric choice reduction at 0 with 72 rule applications. Total rules 72 place count 8517 transition count 15889
Iterating global reduction 0 with 72 rules applied. Total rules applied 144 place count 8517 transition count 15889
Discarding 58 places :
Symmetric choice reduction at 0 with 58 rule applications. Total rules 202 place count 8459 transition count 15803
Iterating global reduction 0 with 58 rules applied. Total rules applied 260 place count 8459 transition count 15803
Discarding 30 places :
Symmetric choice reduction at 0 with 30 rule applications. Total rules 290 place count 8429 transition count 15743
Iterating global reduction 0 with 30 rules applied. Total rules applied 320 place count 8429 transition count 15743
Applied a total of 320 rules in 6938 ms. Remains 8429 /8589 variables (removed 160) and now considering 15743/15974 (removed 231) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6938 ms. Remains : 8429/8589 places, 15743/15974 transitions.
[2023-03-24 06:08:41] [INFO ] Flatten gal took : 360 ms
[2023-03-24 06:08:41] [INFO ] Flatten gal took : 413 ms
[2023-03-24 06:08:42] [INFO ] Input system was already deterministic with 15743 transitions.
Starting structural reductions in LTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Discarding 73 places :
Symmetric choice reduction at 0 with 73 rule applications. Total rules 73 place count 8516 transition count 15888
Iterating global reduction 0 with 73 rules applied. Total rules applied 146 place count 8516 transition count 15888
Discarding 59 places :
Symmetric choice reduction at 0 with 59 rule applications. Total rules 205 place count 8457 transition count 15801
Iterating global reduction 0 with 59 rules applied. Total rules applied 264 place count 8457 transition count 15801
Discarding 31 places :
Symmetric choice reduction at 0 with 31 rule applications. Total rules 295 place count 8426 transition count 15739
Iterating global reduction 0 with 31 rules applied. Total rules applied 326 place count 8426 transition count 15739
Applied a total of 326 rules in 6863 ms. Remains 8426 /8589 variables (removed 163) and now considering 15739/15974 (removed 235) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 6865 ms. Remains : 8426/8589 places, 15739/15974 transitions.
[2023-03-24 06:08:49] [INFO ] Flatten gal took : 366 ms
[2023-03-24 06:08:50] [INFO ] Flatten gal took : 410 ms
[2023-03-24 06:08:50] [INFO ] Input system was already deterministic with 15739 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 8589 transition count 15944
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 1 with 30 rules applied. Total rules applied 60 place count 8559 transition count 15944
Performed 132 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 132 Pre rules applied. Total rules applied 60 place count 8559 transition count 15812
Deduced a syphon composed of 132 places in 12 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 2 with 264 rules applied. Total rules applied 324 place count 8427 transition count 15812
Discarding 44 places :
Symmetric choice reduction at 2 with 44 rule applications. Total rules 368 place count 8383 transition count 15756
Iterating global reduction 2 with 44 rules applied. Total rules applied 412 place count 8383 transition count 15756
Discarding 31 places :
Symmetric choice reduction at 2 with 31 rule applications. Total rules 443 place count 8352 transition count 15694
Iterating global reduction 2 with 31 rules applied. Total rules applied 474 place count 8352 transition count 15694
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 12 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 548 place count 8315 transition count 15657
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 575 place count 8288 transition count 15630
Iterating global reduction 2 with 27 rules applied. Total rules applied 602 place count 8288 transition count 15630
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 602 place count 8288 transition count 15627
Deduced a syphon composed of 3 places in 11 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 608 place count 8285 transition count 15627
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 635 place count 8258 transition count 15573
Iterating global reduction 2 with 27 rules applied. Total rules applied 662 place count 8258 transition count 15573
Applied a total of 662 rules in 12394 ms. Remains 8258 /8589 variables (removed 331) and now considering 15573/15974 (removed 401) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12394 ms. Remains : 8258/8589 places, 15573/15974 transitions.
[2023-03-24 06:09:03] [INFO ] Flatten gal took : 360 ms
[2023-03-24 06:09:03] [INFO ] Flatten gal took : 407 ms
[2023-03-24 06:09:04] [INFO ] Input system was already deterministic with 15573 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Drop transitions removed 30 transitions
Trivial Post-agglo rules discarded 30 transitions
Performed 30 trivial Post agglomeration. Transition count delta: 30
Iterating post reduction 0 with 30 rules applied. Total rules applied 30 place count 8589 transition count 15944
Reduce places removed 30 places and 0 transitions.
Iterating post reduction 1 with 30 rules applied. Total rules applied 60 place count 8559 transition count 15944
Performed 132 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 132 Pre rules applied. Total rules applied 60 place count 8559 transition count 15812
Deduced a syphon composed of 132 places in 12 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 2 with 264 rules applied. Total rules applied 324 place count 8427 transition count 15812
Discarding 44 places :
Symmetric choice reduction at 2 with 44 rule applications. Total rules 368 place count 8383 transition count 15755
Iterating global reduction 2 with 44 rules applied. Total rules applied 412 place count 8383 transition count 15755
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 442 place count 8353 transition count 15695
Iterating global reduction 2 with 30 rules applied. Total rules applied 472 place count 8353 transition count 15695
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 12 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 546 place count 8316 transition count 15658
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 573 place count 8289 transition count 15631
Iterating global reduction 2 with 27 rules applied. Total rules applied 600 place count 8289 transition count 15631
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 600 place count 8289 transition count 15629
Deduced a syphon composed of 2 places in 11 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 604 place count 8287 transition count 15629
Discarding 27 places :
Symmetric choice reduction at 2 with 27 rule applications. Total rules 631 place count 8260 transition count 15575
Iterating global reduction 2 with 27 rules applied. Total rules applied 658 place count 8260 transition count 15575
Applied a total of 658 rules in 12142 ms. Remains 8260 /8589 variables (removed 329) and now considering 15575/15974 (removed 399) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12145 ms. Remains : 8260/8589 places, 15575/15974 transitions.
[2023-03-24 06:09:17] [INFO ] Flatten gal took : 360 ms
[2023-03-24 06:09:17] [INFO ] Flatten gal took : 406 ms
[2023-03-24 06:09:18] [INFO ] Input system was already deterministic with 15575 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 8589/8589 places, 15974/15974 transitions.
Drop transitions removed 29 transitions
Trivial Post-agglo rules discarded 29 transitions
Performed 29 trivial Post agglomeration. Transition count delta: 29
Iterating post reduction 0 with 29 rules applied. Total rules applied 29 place count 8589 transition count 15945
Reduce places removed 29 places and 0 transitions.
Iterating post reduction 1 with 29 rules applied. Total rules applied 58 place count 8560 transition count 15945
Performed 132 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 132 Pre rules applied. Total rules applied 58 place count 8560 transition count 15813
Deduced a syphon composed of 132 places in 12 ms
Reduce places removed 132 places and 0 transitions.
Iterating global reduction 2 with 264 rules applied. Total rules applied 322 place count 8428 transition count 15813
Discarding 43 places :
Symmetric choice reduction at 2 with 43 rule applications. Total rules 365 place count 8385 transition count 15758
Iterating global reduction 2 with 43 rules applied. Total rules applied 408 place count 8385 transition count 15758
Discarding 30 places :
Symmetric choice reduction at 2 with 30 rule applications. Total rules 438 place count 8355 transition count 15698
Iterating global reduction 2 with 30 rules applied. Total rules applied 468 place count 8355 transition count 15698
Performed 37 Post agglomeration using F-continuation condition.Transition count delta: 37
Deduced a syphon composed of 37 places in 13 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 2 with 74 rules applied. Total rules applied 542 place count 8318 transition count 15661
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 568 place count 8292 transition count 15635
Iterating global reduction 2 with 26 rules applied. Total rules applied 594 place count 8292 transition count 15635
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 594 place count 8292 transition count 15633
Deduced a syphon composed of 2 places in 12 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 598 place count 8290 transition count 15633
Discarding 26 places :
Symmetric choice reduction at 2 with 26 rule applications. Total rules 624 place count 8264 transition count 15581
Iterating global reduction 2 with 26 rules applied. Total rules applied 650 place count 8264 transition count 15581
Applied a total of 650 rules in 12362 ms. Remains 8264 /8589 variables (removed 325) and now considering 15581/15974 (removed 393) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12363 ms. Remains : 8264/8589 places, 15581/15974 transitions.
[2023-03-24 06:09:31] [INFO ] Flatten gal took : 374 ms
[2023-03-24 06:09:31] [INFO ] Flatten gal took : 399 ms
[2023-03-24 06:09:32] [INFO ] Input system was already deterministic with 15581 transitions.
[2023-03-24 06:09:32] [INFO ] Flatten gal took : 399 ms
[2023-03-24 06:09:33] [INFO ] Flatten gal took : 416 ms
[2023-03-24 06:09:33] [INFO ] Export to MCC of 12 properties in file /home/mcc/execution/CTLCardinality.sr.xml took 2 ms.
[2023-03-24 06:09:33] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 8589 places, 15974 transitions and 74464 arcs took 73 ms.
Total runtime 259888 ms.
There are residual formulas that ITS could not solve within timeout
timeout --kill-after=10s --signal=SIGINT 1m for testing only

Marcie built on Linux at 2019-11-18.
A model checker for Generalized Stochastic Petri nets

authors: Alex Tovchigrechko (IDD package and CTL model checking)

Martin Schwarick (Symbolic numerical analysis and CSL model checking)

Christian Rohr (Simulative and approximative numerical model checking)

marcie@informatik.tu-cottbus.de

called as: /home/mcc/BenchKit/bin//../reducer/bin//../../marcie/bin/marcie --net-file=model.pnml --mcc-file=CTLCardinality.xml --memory=6 --mcc-mode

parse successfull
net created successfully

Net: Petri
(NrP: 8589 NrTr: 15974 NrArc: 74464)

parse formulas
formulas created successfully
place and transition orderings generation:0m20.778sec

net check time: 0m 0.011sec

init dd package: 0m 2.580sec

TIME LIMIT: Killed by timeout after 3600 seconds
MemTotal: 16393216 kB
MemFree: 7713676 kB
After kill :
MemTotal: 16393216 kB
MemFree: 16071320 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
check for maximal unmarked siphon
ok
check for constant places
ok
check if there are places and transitions
ok
check if there are transitions without pre-places
ok
check if at least one transition is enabled in m0
ok
check if there are transitions that can never fire
ok


initing FirstDep: 0m 1.502sec

34582 70326 100765 114118 141922 189339 244213 270936 286226 322135

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="MultiCrashLeafsetExtension-PT-S32C02"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="marciexred"
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 marciexred"
echo " Input is MultiCrashLeafsetExtension-PT-S32C02, 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 r234-tall-167856421000889"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/MultiCrashLeafsetExtension-PT-S32C02.tgz
mv MultiCrashLeafsetExtension-PT-S32C02 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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
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 ;