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 '
		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 ;
