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Model Checking Contest @ Petri Nets 2017
7th edition, Zaragoza, Spain, June 27, 2017
Execution of r037-blw7-149440483400185
Last Updated
June 27, 2017

About the Execution of LTSMin for LamportFastMutEx-PT-7

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
15831.680 483476.00 1924850.00 7.80 FTF?T?T?FTFTTFFF normal

Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
.......
=====================================================================
Generated by BenchKit 2-3254
Executing tool ltsmin
Input is LamportFastMutEx-PT-7, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r037-blw7-149440483400185
=====================================================================


--------------------
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 LamportFastMutEx-COL-7-LTLCardinality-0
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-1
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-10
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-11
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-12
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-13
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-14
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-15
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-2
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-3
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-4
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-5
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-6
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-7
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-8
FORMULA_NAME LamportFastMutEx-COL-7-LTLCardinality-9

=== Now, execution of the tool begins

BK_START 1494568724109

FORMULA LamportFastMutEx-COL-7-LTLCardinality-0 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-1 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-2 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-3 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-4 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-5 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-6 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-7 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-8 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-9 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-10 FALSE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-11 CANNOT_COMPUTE
FORMULA LamportFastMutEx-COL-7-LTLCardinality-12 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-13 CANNOT_COMPUTE
FORMULA LamportFastMutEx-COL-7-LTLCardinality-14 TRUE TECHNIQUES EXPLICIT PARALLEL_PROCESSING USE_NUPN
FORMULA LamportFastMutEx-COL-7-LTLCardinality-15 CANNOT_COMPUTE

BK_STOP 1494569207585

--------------------
content from stderr:

mcc2017
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-0
ltl formula formula --ltl=/tmp/ltl_0_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/ltl_0_
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.020 user 0.020 sys
pnml2lts-mc( 1/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): There are 257 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 540 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 2/ 4): Accepting cycle FOUND at depth ~66!
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 268
pnml2lts-mc( 0/ 4): unique transitions count: 1394
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 273
pnml2lts-mc( 0/ 4): - cum. max stack depth: 273
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 273 states 1433 transitions, fanout: 5.249
pnml2lts-mc( 0/ 4): Total exploration time 0.020 sec (0.020 sec minimum, 0.020 sec on average)
pnml2lts-mc( 0/ 4): States per second: 13650, Transitions per second: 71650
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 35.9 B/state, compr.: 3.4%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-1
ltl formula formula --ltl=/tmp/ltl_1_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.010 user 0.020 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 538 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 1
pnml2lts-mc( 0/ 4): unique states count: 1
pnml2lts-mc( 0/ 4): unique transitions count: 0
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 4
pnml2lts-mc( 0/ 4): - cum. max stack depth: 4
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 4 states 4 transitions, fanout: 1.000
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 200.0 B/state, compr.: 18.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-2
ltl formula formula --ltl=/tmp/ltl_2_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.070 user 0.030 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/ltl_2_
pnml2lts-mc( 3/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 544 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 2/ 4): Accepting cycle FOUND at depth ~68!
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 266
pnml2lts-mc( 0/ 4): unique transitions count: 1500
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 269
pnml2lts-mc( 0/ 4): - cum. max stack depth: 269
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 269 states 1525 transitions, fanout: 5.669
pnml2lts-mc( 0/ 4): Total exploration time 0.020 sec (0.020 sec minimum, 0.020 sec on average)
pnml2lts-mc( 0/ 4): States per second: 13450, Transitions per second: 76250
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.1MB, 37.0 B/state, compr.: 3.5%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 556 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.1MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-3
ltl formula formula --ltl=/tmp/ltl_3_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/ltl_3_
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.010 user 0.010 sys
pnml2lts-mc( 2/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 538 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 1
pnml2lts-mc( 0/ 4): unique states count: 1
pnml2lts-mc( 0/ 4): unique transitions count: 0
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 4
pnml2lts-mc( 0/ 4): - cum. max stack depth: 4
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 4 states 4 transitions, fanout: 1.000
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 200.0 B/state, compr.: 18.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-4
ltl formula formula --ltl=/tmp/ltl_4_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/ltl_4_
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.020 user 0.010 sys
pnml2lts-mc( 2/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 540 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Accepting cycle FOUND at depth ~18!
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 65
pnml2lts-mc( 0/ 4): unique transitions count: 442
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 69
pnml2lts-mc( 0/ 4): - cum. max stack depth: 69
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 69 states 474 transitions, fanout: 6.870
pnml2lts-mc( 0/ 4): Total exploration time 0.010 sec (0.010 sec minimum, 0.010 sec on average)
pnml2lts-mc( 0/ 4): States per second: 6900, Transitions per second: 47400
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 45.7 B/state, compr.: 4.3%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-5
ltl formula formula --ltl=/tmp/ltl_5_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/ltl_5_
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.020 user 0.000 sys
pnml2lts-mc( 2/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 538 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 1
pnml2lts-mc( 0/ 4): unique states count: 1
pnml2lts-mc( 0/ 4): unique transitions count: 0
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 4
pnml2lts-mc( 0/ 4): - cum. max stack depth: 4
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 4 states 4 transitions, fanout: 1.000
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 200.0 B/state, compr.: 18.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-6
ltl formula formula --ltl=/tmp/ltl_6_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/ltl_6_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.020 real 0.020 user 0.010 sys
pnml2lts-mc( 1/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 538 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 1
pnml2lts-mc( 0/ 4): unique states count: 1
pnml2lts-mc( 0/ 4): unique transitions count: 0
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 4
pnml2lts-mc( 0/ 4): - cum. max stack depth: 4
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 4 states 4 transitions, fanout: 1.000
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 200.0 B/state, compr.: 18.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-7
ltl formula formula --ltl=/tmp/ltl_7_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.020 user 0.000 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/ltl_7_
pnml2lts-mc( 1/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 543 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 3/ 4): Accepting cycle FOUND at depth ~20!
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 71
pnml2lts-mc( 0/ 4): unique transitions count: 488
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 76
pnml2lts-mc( 0/ 4): - cum. max stack depth: 76
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 76 states 527 transitions, fanout: 6.934
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 44.6 B/state, compr.: 4.2%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-8
ltl formula formula --ltl=/tmp/ltl_8_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.020 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/ltl_8_
pnml2lts-mc( 0/ 4): buchi has 4 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 540 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 3/ 4): Accepting cycle FOUND at depth ~42!
pnml2lts-mc( 3/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 168
pnml2lts-mc( 0/ 4): unique transitions count: 1089
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 173
pnml2lts-mc( 0/ 4): - cum. max stack depth: 173
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 173 states 1128 transitions, fanout: 6.520
pnml2lts-mc( 0/ 4): Total exploration time 0.020 sec (0.020 sec minimum, 0.020 sec on average)
pnml2lts-mc( 0/ 4): States per second: 8650, Transitions per second: 56400
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 36.2 B/state, compr.: 3.4%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-9
ltl formula formula --ltl=/tmp/ltl_9_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/ltl_9_
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.020 user 0.010 sys
pnml2lts-mc( 2/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4): There are 257 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 540 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 2/ 4): Accepting cycle FOUND at depth ~17!
pnml2lts-mc( 2/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 142
pnml2lts-mc( 0/ 4): unique transitions count: 793
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 145
pnml2lts-mc( 0/ 4): - cum. max stack depth: 145
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 145 states 818 transitions, fanout: 5.641
pnml2lts-mc( 0/ 4): Total exploration time 0.020 sec (0.010 sec minimum, 0.015 sec on average)
pnml2lts-mc( 0/ 4): States per second: 7250, Transitions per second: 40900
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 40.2 B/state, compr.: 3.8%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-10
ltl formula formula --ltl=/tmp/ltl_10_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.030 real 0.080 user 0.000 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/ltl_10_
pnml2lts-mc( 3/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 544 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 1/ 4):
pnml2lts-mc( 1/ 4): Accepting cycle FOUND at depth ~17!
pnml2lts-mc( 1/ 4):
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 0
pnml2lts-mc( 0/ 4): unique states count: 57
pnml2lts-mc( 0/ 4): unique transitions count: 395
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 0
pnml2lts-mc( 0/ 4): - claim found count: 1
pnml2lts-mc( 0/ 4): - claim success count: 62
pnml2lts-mc( 0/ 4): - cum. max stack depth: 62
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 62 states 434 transitions, fanout: 7.000
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 43.4 B/state, compr.: 4.1%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 552 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-11
ltl formula formula --ltl=/tmp/ltl_11_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/ltl_11_
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.020 user 0.010 sys
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-12
ltl formula formula --ltl=/tmp/ltl_12_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.000 real 0.020 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/ltl_12_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 539 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 36
pnml2lts-mc( 0/ 4): unique states count: 36
pnml2lts-mc( 0/ 4): unique transitions count: 56
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 49
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 61
pnml2lts-mc( 0/ 4): - cum. max stack depth: 12
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 61 states 151 transitions, fanout: 2.475
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 85.3 B/state, compr.: 8.0%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 566 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-13
ltl formula formula --ltl=/tmp/ltl_13_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.020 user 0.020 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/ltl_13_
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-14
ltl formula formula --ltl=/tmp/ltl_14_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.020 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/ltl_14_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 539 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): total scc count: 8
pnml2lts-mc( 0/ 4): unique states count: 8
pnml2lts-mc( 0/ 4): unique transitions count: 7
pnml2lts-mc( 0/ 4): - self-loop count: 0
pnml2lts-mc( 0/ 4): - claim dead count: 8
pnml2lts-mc( 0/ 4): - claim found count: 0
pnml2lts-mc( 0/ 4): - claim success count: 19
pnml2lts-mc( 0/ 4): - cum. max stack depth: 8
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Explored 19 states 32 transitions, fanout: 1.684
pnml2lts-mc( 0/ 4): Total exploration time 0.000 sec (0.000 sec minimum, 0.000 sec on average)
pnml2lts-mc( 0/ 4): States per second: inf, Transitions per second: inf
pnml2lts-mc( 0/ 4):
pnml2lts-mc( 0/ 4): Queue width: 12B, total height: 0, memory: 0.00MB
pnml2lts-mc( 0/ 4): Tree memory: 0.0MB, 108.0 B/state, compr.: 10.2%
pnml2lts-mc( 0/ 4): Tree fill ratio (roots/leafs): 0.0%/0.0%
pnml2lts-mc( 0/ 4): Stored 583 string chucks using 0MB
pnml2lts-mc( 0/ 4): Total memory used for chunk indexing: 0MB
pnml2lts-mc( 0/ 4): Est. total memory use: 0.0MB (~8192.0MB paged-in)
ltl formula name LamportFastMutEx-COL-7-LTLCardinality-15
ltl formula formula --ltl=/tmp/ltl_15_
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Petri net has 264 places, 536 transitions and 2352 arcs
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/ltl_15_
pnml2lts-mc( 0/ 4): Petri net LamportFastMutEx-PT-7 analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.020 user 0.000 sys
pnml2lts-mc( 1/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4): There are 258 state labels and 1 edge labels
pnml2lts-mc( 0/ 4): State length is 265, there are 539 groups
pnml2lts-mc( 0/ 4): Running ufscc using 4 cores
pnml2lts-mc( 0/ 4): Using a tree table with 2^30 elements
pnml2lts-mc( 0/ 4): Successor permutation: dynamic
pnml2lts-mc( 0/ 4): Global bits: 0, count bits: 0, local bits: 0
pnml2lts-mc( 0/ 4): ~106 levels ~10000 states ~20152 transitions
pnml2lts-mc( 0/ 4): ~106 levels ~20000 states ~51308 transitions
pnml2lts-mc( 0/ 4): ~112 levels ~40000 states ~113836 transitions
pnml2lts-mc( 0/ 4): ~112 levels ~80000 states ~253432 transitions
pnml2lts-mc( 1/ 4): ~58 levels ~160000 states ~584652 transitions
pnml2lts-mc( 1/ 4): ~58 levels ~320000 states ~1270628 transitions
pnml2lts-mc( 2/ 4): ~102 levels ~640000 states ~2058316 transitions
pnml2lts-mc( 1/ 4): ~58 levels ~1280000 states ~5725632 transitions
pnml2lts-mc( 1/ 4): ~58 levels ~2560000 states ~11641728 transitions

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="LamportFastMutEx-PT-7"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsmin"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"

# 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

tar xzf /home/mcc/BenchKit/INPUTS/LamportFastMutEx-PT-7.tgz
mv LamportFastMutEx-PT-7 execution

# this is for BenchKit: explicit launching of the test

cd execution
echo "====================================================================="
echo " Generated by BenchKit 2-3254"
echo " Executing tool ltsmin"
echo " Input is LamportFastMutEx-PT-7, 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 r037-blw7-149440483400185"
echo "====================================================================="
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
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 ;