Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r476-tall-171620505300171.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5568
Executing tool ltsminxred
Input is CANInsertWithFailure-PT-100, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r476-tall-171620505300171
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 61M
-rw-r--r-- 1 mcc users 8.9K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 74K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 7.8K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 57K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.8K May 19 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 19 15:35 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.9K May 19 07:13 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 17:58 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 14 13:22 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 113K May 14 13:22 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.3K May 14 13:22 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 34K May 14 13:22 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 19 07:10 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K May 19 15:24 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 4 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 60M May 18 16:42 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 CANInsertWithFailure-PT-100-LTLCardinality-00
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-01
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-02
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-03
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-04
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-05
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-06
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-07
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-08
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-09
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-10
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-11
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-12
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-13
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-14
FORMULA_NAME CANInsertWithFailure-PT-100-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1717199446390

Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CANInsertWithFailure-PT-100
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-05-31 23:50:47] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2024-05-31 23:50:47] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-31 23:50:48] [INFO ] Load time of PNML (sax parser for PT used): 1269 ms
[2024-05-31 23:50:49] [INFO ] Transformed 21204 places.
[2024-05-31 23:50:49] [INFO ] Transformed 60600 transitions.
[2024-05-31 23:50:49] [INFO ] Parsed PT model containing 21204 places and 60600 transitions and 162000 arcs in 1582 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 19 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA CANInsertWithFailure-PT-100-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANInsertWithFailure-PT-100-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANInsertWithFailure-PT-100-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CANInsertWithFailure-PT-100-LTLCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 21204 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 21204/21204 places, 60600/60600 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 21203 transition count 60600
Applied a total of 1 rules in 7856 ms. Remains 21203 /21204 variables (removed 1) and now considering 60600/60600 (removed 0) transitions.
// Phase 1: matrix 60600 rows 21203 cols
[2024-05-31 23:51:24] [INFO ] Computed 102 invariants in 26348 ms
[2024-05-31 23:51:58] [INFO ] Performed 861/21203 implicitness test of which 0 returned IMPLICIT in 30 seconds.
[2024-05-31 23:52:16] [INFO ] Implicit Places using invariants in 78768 ms returned []
Implicit Place search using SMT only with invariants took 78802 ms to find 0 implicit places.
Running 60500 sub problems to find dead transitions.
[2024-05-31 23:52:17] [INFO ] Invariant cache hit.
[2024-05-31 23:52:17] [INFO ] State equation strengthened by 19900 read => feed constraints.
SMT process timed out in 471659ms, After SMT, problems are : Problem set: 0 solved, 60500 unsolved
Search for dead transitions found 0 dead transitions in 472308ms
Starting structural reductions in LTL mode, iteration 1 : 21203/21204 places, 60600/60600 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 559156 ms. Remains : 21203/21204 places, 60600/60600 transitions.
Support contains 34 out of 21203 places after structural reductions.
[2024-06-01 00:00:11] [INFO ] Flatten gal took : 2006 ms
[2024-06-01 00:00:13] [INFO ] Flatten gal took : 1258 ms
[2024-06-01 00:00:16] [INFO ] Input system was already deterministic with 60600 transitions.
RANDOM walk for 40000 steps (13 resets) in 5678 ms. (7 steps per ms) remains 25/26 properties
BEST_FIRST walk for 4004 steps (8 resets) in 20 ms. (190 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 25/25 properties
Interrupted probabilistic random walk after 68570 steps, run timeout after 3002 ms. (steps per millisecond=22 ) properties seen :0 out of 25
Probabilistic random walk after 68570 steps, saw 67690 distinct states, run finished after 3010 ms. (steps per millisecond=22 ) properties seen :0
[2024-06-01 00:00:21] [INFO ] Invariant cache hit.
[2024-06-01 00:00:22] [INFO ] State equation strengthened by 19900 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 1 (OVERLAPS) 20968/21001 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 25 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 21001/81803 variables, and 1 constraints, problems are : Problem set: 0 solved, 25 unsolved in 5023 ms.
Refiners :[Positive P Invariants (semi-flows): 1/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/21203 constraints, ReadFeed: 0/19900 constraints, PredecessorRefiner: 25/25 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 25 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/33 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 1 (OVERLAPS) 20968/21001 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 25 unsolved
[2024-06-01 00:00:31] [INFO ] Deduced a trap composed of 5 places in 1216 ms of which 38 ms to minimize.
[2024-06-01 00:00:32] [INFO ] Deduced a trap composed of 5 places in 1151 ms of which 4 ms to minimize.
SMT process timed out in 11417ms, After SMT, problems are : Problem set: 0 solved, 25 unsolved
Fused 25 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 33 out of 21203 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 21203/21203 places, 60600/60600 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 700 transitions
Trivial Post-agglo rules discarded 700 transitions
Performed 700 trivial Post agglomeration. Transition count delta: 700
Iterating post reduction 0 with 700 rules applied. Total rules applied 700 place count 21203 transition count 59900
Reduce places removed 700 places and 0 transitions.
Iterating post reduction 1 with 700 rules applied. Total rules applied 1400 place count 20503 transition count 59900
Performed 9880 Post agglomeration using F-continuation condition.Transition count delta: 9880
Deduced a syphon composed of 9880 places in 41 ms
Reduce places removed 9880 places and 0 transitions.
Iterating global reduction 2 with 19760 rules applied. Total rules applied 21160 place count 10623 transition count 50020
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 21161 place count 10623 transition count 50019
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 21162 place count 10622 transition count 50019
Partial Free-agglomeration rule applied 10088 times.
Drop transitions (Partial Free agglomeration) removed 10088 transitions
Iterating global reduction 3 with 10088 rules applied. Total rules applied 31250 place count 10622 transition count 50019
Applied a total of 31250 rules in 33407 ms. Remains 10622 /21203 variables (removed 10581) and now considering 50019/60600 (removed 10581) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 33410 ms. Remains : 10622/21203 places, 50019/60600 transitions.
RANDOM walk for 40000 steps (64 resets) in 3828 ms. (10 steps per ms) remains 19/25 properties
BEST_FIRST walk for 4004 steps (8 resets) in 23 ms. (166 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 19/19 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 19/19 properties
[2024-06-01 00:01:07] [INFO ] Flow matrix only has 50006 transitions (discarded 13 similar events)
// Phase 1: matrix 50006 rows 10622 cols
[2024-06-01 00:01:17] [INFO ] Computed 102 invariants in 9579 ms
[2024-06-01 00:01:17] [INFO ] State equation strengthened by 49634 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/24 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 1 (OVERLAPS) 10396/10420 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10420 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 3 (OVERLAPS) 198/10618 variables, 99/100 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/10618 variables, 0/100 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 5 (OVERLAPS) 2/10620 variables, 2/102 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/10620 variables, 0/102 constraints. Problems are: Problem set: 0 solved, 19 unsolved
At refinement iteration 7 (OVERLAPS) 50006/60626 variables, 10620/10722 constraints. Problems are: Problem set: 0 solved, 19 unsolved
SMT process timed out in 55495ms, After SMT, problems are : Problem set: 0 solved, 19 unsolved
Fused 19 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 24 out of 10622 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10622/10622 places, 50019/50019 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 18 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 0 with 8 rules applied. Total rules applied 8 place count 10618 transition count 50015
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 0 with 5 rules applied. Total rules applied 13 place count 10618 transition count 50015
Applied a total of 13 rules in 15197 ms. Remains 10618 /10622 variables (removed 4) and now considering 50015/50019 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15197 ms. Remains : 10618/10622 places, 50015/50019 transitions.
Computed a total of 402 stabilizing places and 700 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 21203 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21203/21203 places, 60600/60600 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 700 transitions
Trivial Post-agglo rules discarded 700 transitions
Performed 700 trivial Post agglomeration. Transition count delta: 700
Iterating post reduction 0 with 700 rules applied. Total rules applied 700 place count 21203 transition count 59900
Reduce places removed 700 places and 0 transitions.
Iterating post reduction 1 with 700 rules applied. Total rules applied 1400 place count 20503 transition count 59900
Performed 9900 Post agglomeration using F-continuation condition.Transition count delta: 9900
Deduced a syphon composed of 9900 places in 21 ms
Reduce places removed 9900 places and 0 transitions.
Iterating global reduction 2 with 19800 rules applied. Total rules applied 21200 place count 10603 transition count 50000
Applied a total of 21200 rules in 16204 ms. Remains 10603 /21203 variables (removed 10600) and now considering 50000/60600 (removed 10600) transitions.
[2024-06-01 00:02:34] [INFO ] Flow matrix only has 40298 transitions (discarded 9702 similar events)
// Phase 1: matrix 40298 rows 10603 cols
[2024-06-01 00:02:46] [INFO ] Computed 102 invariants in 11310 ms
[2024-06-01 00:03:11] [INFO ] Implicit Places using invariants in 37080 ms returned []
Implicit Place search using SMT only with invariants took 37098 ms to find 0 implicit places.
Running 49900 sub problems to find dead transitions.
[2024-06-01 00:03:12] [INFO ] Flow matrix only has 40298 transitions (discarded 9702 similar events)
[2024-06-01 00:03:12] [INFO ] Invariant cache hit.
[2024-06-01 00:03:13] [INFO ] State equation strengthened by 29898 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10602/50901 variables, and 100 constraints, problems are : Problem set: 0 solved, 49900 unsolved in 30556 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10603 constraints, ReadFeed: 0/29898 constraints, PredecessorRefiner: 49900/49900 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49900 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10602/50901 variables, and 100 constraints, problems are : Problem set: 0 solved, 49900 unsolved in 30497 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10603 constraints, ReadFeed: 0/29898 constraints, PredecessorRefiner: 0/49900 constraints, Known Traps: 0/0 constraints]
After SMT, in 323372ms problems are : Problem set: 0 solved, 49900 unsolved
Search for dead transitions found 0 dead transitions in 324002ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10603/21203 places, 50000/60600 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 377434 ms. Remains : 10603/21203 places, 50000/60600 transitions.
Stuttering acceptance computed with spot in 196 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CANInsertWithFailure-PT-100-LTLCardinality-00
Stuttering criterion allowed to conclude after 514 steps with 0 reset in 46 ms.
FORMULA CANInsertWithFailure-PT-100-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANInsertWithFailure-PT-100-LTLCardinality-00 finished in 377827 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 21203 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21203/21203 places, 60600/60600 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 700 transitions
Trivial Post-agglo rules discarded 700 transitions
Performed 700 trivial Post agglomeration. Transition count delta: 700
Iterating post reduction 0 with 700 rules applied. Total rules applied 700 place count 21203 transition count 59900
Reduce places removed 700 places and 0 transitions.
Iterating post reduction 1 with 700 rules applied. Total rules applied 1400 place count 20503 transition count 59900
Performed 9899 Post agglomeration using F-continuation condition.Transition count delta: 9899
Deduced a syphon composed of 9899 places in 32 ms
Reduce places removed 9899 places and 0 transitions.
Iterating global reduction 2 with 19798 rules applied. Total rules applied 21198 place count 10604 transition count 50001
Applied a total of 21198 rules in 17366 ms. Remains 10604 /21203 variables (removed 10599) and now considering 50001/60600 (removed 10599) transitions.
[2024-06-01 00:08:53] [INFO ] Flow matrix only has 40300 transitions (discarded 9701 similar events)
// Phase 1: matrix 40300 rows 10604 cols
[2024-06-01 00:09:04] [INFO ] Computed 102 invariants in 10127 ms
[2024-06-01 00:09:29] [INFO ] Implicit Places using invariants in 36033 ms returned []
Implicit Place search using SMT only with invariants took 36034 ms to find 0 implicit places.
Running 49901 sub problems to find dead transitions.
[2024-06-01 00:09:30] [INFO ] Flow matrix only has 40300 transitions (discarded 9701 similar events)
[2024-06-01 00:09:30] [INFO ] Invariant cache hit.
[2024-06-01 00:09:30] [INFO ] State equation strengthened by 29897 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10603/50904 variables, and 100 constraints, problems are : Problem set: 0 solved, 49901 unsolved in 30602 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10604 constraints, ReadFeed: 0/29897 constraints, PredecessorRefiner: 49901/49901 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10603/50904 variables, and 100 constraints, problems are : Problem set: 0 solved, 49901 unsolved in 30525 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10604 constraints, ReadFeed: 0/29897 constraints, PredecessorRefiner: 0/49901 constraints, Known Traps: 0/0 constraints]
After SMT, in 332126ms problems are : Problem set: 0 solved, 49901 unsolved
Search for dead transitions found 0 dead transitions in 332681ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10604/21203 places, 50001/60600 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 386161 ms. Remains : 10604/21203 places, 50001/60600 transitions.
Stuttering acceptance computed with spot in 45 ms :[(NOT p0)]
Running random walk in product with property : CANInsertWithFailure-PT-100-LTLCardinality-01
Product exploration explored 100000 steps with 199 reset in 4233 ms.
Product exploration explored 100000 steps with 199 reset in 4114 ms.
Computed a total of 303 stabilizing places and 500 stable transitions
Computed a total of 303 stabilizing places and 500 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 83 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
RANDOM walk for 40000 steps (77 resets) in 2283 ms. (17 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 153 ms. (259 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 71213 steps, run timeout after 3001 ms. (steps per millisecond=23 ) properties seen :0 out of 1
Probabilistic random walk after 71213 steps, saw 65336 distinct states, run finished after 3002 ms. (steps per millisecond=23 ) properties seen :0
[2024-06-01 00:15:15] [INFO ] Flow matrix only has 40300 transitions (discarded 9701 similar events)
[2024-06-01 00:15:15] [INFO ] Invariant cache hit.
[2024-06-01 00:15:15] [INFO ] State equation strengthened by 29897 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 10401/10402 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 00:15:17] [INFO ] Deduced a trap composed of 2 places in 554 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/10402 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10402 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 198/10600 variables, 99/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/10600 variables, 0/101 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (OVERLAPS) 2/10602 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 1 unsolved
[2024-06-01 00:15:54] [INFO ] Deduced a trap composed of 106 places in 35307 ms of which 85 ms to minimize.
SMT process timed out in 39278ms, After SMT, problems are : Problem set: 0 solved, 1 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 1 out of 10604 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10604/10604 places, 50001/50001 transitions.
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 10604 transition count 50000
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 10603 transition count 50000
Partial Free-agglomeration rule applied 10101 times.
Drop transitions (Partial Free agglomeration) removed 10101 transitions
Iterating global reduction 1 with 10101 rules applied. Total rules applied 10103 place count 10603 transition count 50000
Applied a total of 10103 rules in 13486 ms. Remains 10603 /10604 variables (removed 1) and now considering 50000/50001 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 13489 ms. Remains : 10603/10604 places, 50000/50001 transitions.
RANDOM walk for 37609 steps (61 resets) in 2698 ms. (13 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 131 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Support contains 1 out of 10604 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10604/10604 places, 50001/50001 transitions.
Applied a total of 0 rules in 4170 ms. Remains 10604 /10604 variables (removed 0) and now considering 50001/50001 (removed 0) transitions.
[2024-06-01 00:16:13] [INFO ] Flow matrix only has 40300 transitions (discarded 9701 similar events)
[2024-06-01 00:16:13] [INFO ] Invariant cache hit.
[2024-06-01 00:16:38] [INFO ] Implicit Places using invariants in 25095 ms returned []
Implicit Place search using SMT only with invariants took 25096 ms to find 0 implicit places.
Running 49901 sub problems to find dead transitions.
[2024-06-01 00:16:38] [INFO ] Flow matrix only has 40300 transitions (discarded 9701 similar events)
[2024-06-01 00:16:38] [INFO ] Invariant cache hit.
[2024-06-01 00:16:39] [INFO ] State equation strengthened by 29897 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10603/50904 variables, and 100 constraints, problems are : Problem set: 0 solved, 49901 unsolved in 30550 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10604 constraints, ReadFeed: 0/29897 constraints, PredecessorRefiner: 49901/49901 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10603/50904 variables, and 100 constraints, problems are : Problem set: 0 solved, 49901 unsolved in 30517 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10604 constraints, ReadFeed: 0/29897 constraints, PredecessorRefiner: 0/49901 constraints, Known Traps: 0/0 constraints]
After SMT, in 313494ms problems are : Problem set: 0 solved, 49901 unsolved
Search for dead transitions found 0 dead transitions in 313895ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 343220 ms. Remains : 10604/10604 places, 50001/50001 transitions.
Computed a total of 303 stabilizing places and 500 stable transitions
Computed a total of 303 stabilizing places and 500 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 91 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
RANDOM walk for 34242 steps (66 resets) in 2135 ms. (16 steps per ms) remains 0/1 properties
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 97 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Product exploration explored 100000 steps with 198 reset in 3961 ms.
Product exploration explored 100000 steps with 198 reset in 3744 ms.
Support contains 1 out of 10604 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 10604/10604 places, 50001/50001 transitions.
Applied a total of 0 rules in 4076 ms. Remains 10604 /10604 variables (removed 0) and now considering 50001/50001 (removed 0) transitions.
[2024-06-01 00:22:05] [INFO ] Flow matrix only has 40300 transitions (discarded 9701 similar events)
[2024-06-01 00:22:05] [INFO ] Invariant cache hit.
[2024-06-01 00:22:30] [INFO ] Implicit Places using invariants in 24836 ms returned []
Implicit Place search using SMT only with invariants took 24839 ms to find 0 implicit places.
Running 49901 sub problems to find dead transitions.
[2024-06-01 00:22:30] [INFO ] Flow matrix only has 40300 transitions (discarded 9701 similar events)
[2024-06-01 00:22:30] [INFO ] Invariant cache hit.
[2024-06-01 00:22:31] [INFO ] State equation strengthened by 29897 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10603/50904 variables, and 100 constraints, problems are : Problem set: 0 solved, 49901 unsolved in 30525 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10604 constraints, ReadFeed: 0/29897 constraints, PredecessorRefiner: 49901/49901 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49901 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10603/50904 variables, and 100 constraints, problems are : Problem set: 0 solved, 49901 unsolved in 30536 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10604 constraints, ReadFeed: 0/29897 constraints, PredecessorRefiner: 0/49901 constraints, Known Traps: 0/0 constraints]
After SMT, in 318163ms problems are : Problem set: 0 solved, 49901 unsolved
Search for dead transitions found 0 dead transitions in 318663ms
Finished structural reductions in SI_LTL mode , in 1 iterations and 347668 ms. Remains : 10604/10604 places, 50001/50001 transitions.
Treatment of property CANInsertWithFailure-PT-100-LTLCardinality-01 finished in 1154222 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p0) U p1))))'
Support contains 5 out of 21203 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21203/21203 places, 60600/60600 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 700 transitions
Trivial Post-agglo rules discarded 700 transitions
Performed 700 trivial Post agglomeration. Transition count delta: 700
Iterating post reduction 0 with 700 rules applied. Total rules applied 700 place count 21203 transition count 59900
Reduce places removed 700 places and 0 transitions.
Iterating post reduction 1 with 700 rules applied. Total rules applied 1400 place count 20503 transition count 59900
Performed 9897 Post agglomeration using F-continuation condition.Transition count delta: 9897
Deduced a syphon composed of 9897 places in 23 ms
Reduce places removed 9897 places and 0 transitions.
Iterating global reduction 2 with 19794 rules applied. Total rules applied 21194 place count 10606 transition count 50003
Applied a total of 21194 rules in 16684 ms. Remains 10606 /21203 variables (removed 10597) and now considering 50003/60600 (removed 10597) transitions.
[2024-06-01 00:28:07] [INFO ] Flow matrix only has 40304 transitions (discarded 9699 similar events)
// Phase 1: matrix 40304 rows 10606 cols
[2024-06-01 00:28:17] [INFO ] Computed 102 invariants in 9817 ms
[2024-06-01 00:28:42] [INFO ] Implicit Places using invariants in 35370 ms returned []
Implicit Place search using SMT only with invariants took 35371 ms to find 0 implicit places.
Running 49903 sub problems to find dead transitions.
[2024-06-01 00:28:43] [INFO ] Flow matrix only has 40304 transitions (discarded 9699 similar events)
[2024-06-01 00:28:43] [INFO ] Invariant cache hit.
[2024-06-01 00:28:43] [INFO ] State equation strengthened by 29895 read => feed constraints.
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 10605/50910 variables, and 100 constraints, problems are : Problem set: 0 solved, 49903 unsolved in 30562 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10606 constraints, ReadFeed: 0/29895 constraints, PredecessorRefiner: 49903/49903 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 49903 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 10605/50910 variables, and 100 constraints, problems are : Problem set: 0 solved, 49903 unsolved in 30523 ms.
Refiners :[Positive P Invariants (semi-flows): 100/100 constraints, Generalized P Invariants (flows): 0/2 constraints, State Equation: 0/10606 constraints, ReadFeed: 0/29895 constraints, PredecessorRefiner: 0/49903 constraints, Known Traps: 0/0 constraints]
After SMT, in 309900ms problems are : Problem set: 0 solved, 49903 unsolved
Search for dead transitions found 0 dead transitions in 310378ms
Starting structural reductions in SI_LTL mode, iteration 1 : 10606/21203 places, 50003/60600 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 362511 ms. Remains : 10606/21203 places, 50003/60600 transitions.
Stuttering acceptance computed with spot in 142 ms :[(NOT p1), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : CANInsertWithFailure-PT-100-LTLCardinality-02
Stuttering criterion allowed to conclude after 542 steps with 0 reset in 29 ms.
FORMULA CANInsertWithFailure-PT-100-LTLCardinality-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CANInsertWithFailure-PT-100-LTLCardinality-02 finished in 362779 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(p0))||G(p1))))'
Support contains 3 out of 21203 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 21203/21203 places, 60600/60600 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 700 transitions
Trivial Post-agglo rules discarded 700 transitions
Performed 700 trivial Post agglomeration. Transition count delta: 700
Iterating post reduction 0 with 700 rules applied. Total rules applied 700 place count 21203 transition count 59900
Reduce places removed 700 places and 0 transitions.
Iterating post reduction 1 with 700 rules applied. Total rules applied 1400 place count 20503 transition count 59900
Performed 9898 Post agglomeration using F-continuation condition.Transition count delta: 9898
Deduced a syphon composed of 9898 places in 30 ms
Reduce places removed 9898 places and 0 transitions.
Iterating global reduction 2 with 19796 rules applied. Total rules applied 21196 place count 10605 transition count 50002
Applied a total of 21196 rules in 16509 ms. Remains 10605 /21203 variables (removed 10598) and now considering 50002/60600 (removed 10598) transitions.
[2024-06-01 00:34:10] [INFO ] Flow matrix only has 40302 transitions (discarded 9700 similar events)
// Phase 1: matrix 40302 rows 10605 cols
[2024-06-01 00:34:19] [INFO ] Computed 102 invariants in 9633 ms
[2024-06-01 00:34:45] [INFO ] Implicit Places using invariants in 35593 ms returned []
Implicit Place search using SMT only with invariants took 35594 ms to find 0 implicit places.
Running 49902 sub problems to find dead transitions.
[2024-06-01 00:34:46] [INFO ] Flow matrix only has 40302 transitions (discarded 9700 similar events)
[2024-06-01 00:34:46] [INFO ] Invariant cache hit.
[2024-06-01 00:34:46] [INFO ] State equation strengthened by 29896 read => feed constraints.

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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2024

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="CANInsertWithFailure-PT-100"
export BK_EXAMINATION="LTLCardinality"
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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is CANInsertWithFailure-PT-100, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r476-tall-171620505300171"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/CANInsertWithFailure-PT-100.tgz
mv CANInsertWithFailure-PT-100 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;