About the Execution of LoLa+red for DoubleExponent-PT-001
Execution Summary | |||||
Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
254.264 | 9054.00 | 17172.00 | 528.50 | FTFFTFTTTTTTFFTF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r135-smll-167819414400442.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is DoubleExponent-PT-001, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r135-smll-167819414400442
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 5.1K Feb 26 13:30 CTLCardinality.txt
-rw-r--r-- 1 mcc users 49K Feb 26 13:30 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Feb 26 13:30 CTLFireability.txt
-rw-r--r-- 1 mcc users 40K Feb 26 13:30 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:00 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:00 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:00 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:00 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 13:30 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 26 13:30 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.6K Feb 26 13:30 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 13:30 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:00 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:00 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 17K Mar 5 18:22 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-00
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-01
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-02
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-03
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-04
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-05
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-06
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-07
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-08
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-09
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-10
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-11
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-12
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-13
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-14
FORMULA_NAME DoubleExponent-PT-001-CTLFireability-15
=== Now, execution of the tool begins
BK_START 1678328688631
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=DoubleExponent-PT-001
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-09 02:24:51] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-09 02:24:51] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-09 02:24:51] [INFO ] Load time of PNML (sax parser for PT used): 42 ms
[2023-03-09 02:24:51] [INFO ] Transformed 57 places.
[2023-03-09 02:24:51] [INFO ] Transformed 48 transitions.
[2023-03-09 02:24:51] [INFO ] Parsed PT model containing 57 places and 48 transitions and 135 arcs in 143 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 15 ms.
Initial state reduction rules removed 1 formulas.
FORMULA DoubleExponent-PT-001-CTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 46 out of 57 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 57/57 places, 48/48 transitions.
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 4 place count 53 transition count 48
Applied a total of 4 rules in 19 ms. Remains 53 /57 variables (removed 4) and now considering 48/48 (removed 0) transitions.
// Phase 1: matrix 48 rows 53 cols
[2023-03-09 02:24:51] [INFO ] Computed 6 place invariants in 12 ms
[2023-03-09 02:24:52] [INFO ] Implicit Places using invariants in 278 ms returned []
[2023-03-09 02:24:52] [INFO ] Invariant cache hit.
[2023-03-09 02:24:52] [INFO ] Implicit Places using invariants and state equation in 134 ms returned []
Implicit Place search using SMT with State Equation took 467 ms to find 0 implicit places.
[2023-03-09 02:24:52] [INFO ] Invariant cache hit.
[2023-03-09 02:24:52] [INFO ] Dead Transitions using invariants and state equation in 113 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 53/57 places, 48/48 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 602 ms. Remains : 53/57 places, 48/48 transitions.
Support contains 46 out of 53 places after structural reductions.
[2023-03-09 02:24:52] [INFO ] Flatten gal took : 35 ms
[2023-03-09 02:24:52] [INFO ] Flatten gal took : 14 ms
[2023-03-09 02:24:52] [INFO ] Input system was already deterministic with 48 transitions.
Incomplete random walk after 10000 steps, including 335 resets, run finished after 859 ms. (steps per millisecond=11 ) properties (out of 42) seen :35
Incomplete Best-First random walk after 10000 steps, including 272 resets, run finished after 313 ms. (steps per millisecond=31 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 278 resets, run finished after 268 ms. (steps per millisecond=37 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 289 resets, run finished after 285 ms. (steps per millisecond=35 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 286 resets, run finished after 262 ms. (steps per millisecond=38 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 370 resets, run finished after 231 ms. (steps per millisecond=43 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 278 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 294 resets, run finished after 127 ms. (steps per millisecond=78 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-09 02:24:55] [INFO ] Invariant cache hit.
[2023-03-09 02:24:55] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-03-09 02:24:55] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2023-03-09 02:24:55] [INFO ] After 135ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:6
[2023-03-09 02:24:55] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2023-03-09 02:24:55] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2023-03-09 02:24:55] [INFO ] After 61ms SMT Verify possible using state equation in natural domain returned unsat :6 sat :1
[2023-03-09 02:24:55] [INFO ] After 85ms SMT Verify possible using trap constraints in natural domain returned unsat :6 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-09 02:24:55] [INFO ] After 199ms SMT Verify possible using all constraints in natural domain returned unsat :6 sat :1
Fused 7 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 53 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 53/53 places, 48/48 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 53 transition count 37
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 42 transition count 37
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 22 place count 42 transition count 35
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 40 transition count 35
Performed 13 Post agglomeration using F-continuation condition.Transition count delta: 13
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 2 with 26 rules applied. Total rules applied 52 place count 27 transition count 22
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 2 with 2 rules applied. Total rules applied 54 place count 27 transition count 20
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 56 place count 25 transition count 20
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 58 place count 25 transition count 20
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 59 place count 24 transition count 19
Applied a total of 59 rules in 34 ms. Remains 24 /53 variables (removed 29) and now considering 19/48 (removed 29) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 34 ms. Remains : 24/53 places, 19/48 transitions.
Finished random walk after 5123 steps, including 669 resets, run visited all 1 properties in 15 ms. (steps per millisecond=341 )
Successfully simplified 6 atomic propositions for a total of 15 simplifications.
FORMULA DoubleExponent-PT-001-CTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 10 ms
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 9 ms
[2023-03-09 02:24:55] [INFO ] Input system was already deterministic with 48 transitions.
Support contains 37 out of 53 places (down from 38) after GAL structural reductions.
FORMULA DoubleExponent-PT-001-CTLFireability-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA DoubleExponent-PT-001-CTLFireability-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 7 stabilizing places and 7 stable transitions
Graph (complete) has 82 edges and 53 vertex of which 51 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Starting structural reductions in SI_CTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 7 transitions
Trivial Post-agglo rules discarded 7 transitions
Performed 7 trivial Post agglomeration. Transition count delta: 7
Iterating post reduction 0 with 7 rules applied. Total rules applied 7 place count 52 transition count 40
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 14 place count 45 transition count 40
Performed 3 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 3 Pre rules applied. Total rules applied 14 place count 45 transition count 37
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 20 place count 42 transition count 37
Performed 7 Post agglomeration using F-continuation condition.Transition count delta: 7
Deduced a syphon composed of 7 places in 0 ms
Reduce places removed 7 places and 0 transitions.
Iterating global reduction 2 with 14 rules applied. Total rules applied 34 place count 35 transition count 30
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 35 place count 34 transition count 29
Applied a total of 35 rules in 13 ms. Remains 34 /53 variables (removed 19) and now considering 29/48 (removed 19) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 13 ms. Remains : 34/53 places, 29/48 transitions.
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 4 ms
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 5 ms
[2023-03-09 02:24:55] [INFO ] Input system was already deterministic with 29 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 11 transitions
Trivial Post-agglo rules discarded 11 transitions
Performed 11 trivial Post agglomeration. Transition count delta: 11
Iterating post reduction 0 with 11 rules applied. Total rules applied 11 place count 52 transition count 36
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 22 place count 41 transition count 36
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 22 place count 41 transition count 34
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 26 place count 39 transition count 34
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 38 place count 33 transition count 28
Applied a total of 38 rules in 9 ms. Remains 33 /53 variables (removed 20) and now considering 28/48 (removed 20) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 9 ms. Remains : 33/53 places, 28/48 transitions.
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 5 ms
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 4 ms
[2023-03-09 02:24:55] [INFO ] Input system was already deterministic with 28 transitions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Applied a total of 0 rules in 2 ms. Remains 53 /53 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 53/53 places, 48/48 transitions.
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 6 ms
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 7 ms
[2023-03-09 02:24:55] [INFO ] Input system was already deterministic with 48 transitions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Applied a total of 0 rules in 3 ms. Remains 53 /53 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 53/53 places, 48/48 transitions.
[2023-03-09 02:24:55] [INFO ] Flatten gal took : 6 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 5 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 48 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 52 transition count 38
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 43 transition count 38
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 18 place count 43 transition count 36
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 22 place count 41 transition count 36
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 32 place count 36 transition count 31
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 33 place count 35 transition count 30
Applied a total of 33 rules in 10 ms. Remains 35 /53 variables (removed 18) and now considering 30/48 (removed 18) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 12 ms. Remains : 35/53 places, 30/48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 30 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 52 transition count 38
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 43 transition count 38
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 18 place count 43 transition count 36
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 22 place count 41 transition count 36
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 2 with 16 rules applied. Total rules applied 38 place count 33 transition count 28
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 40 place count 33 transition count 28
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 41 place count 32 transition count 27
Iterating global reduction 2 with 1 rules applied. Total rules applied 42 place count 32 transition count 27
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 43 place count 31 transition count 26
Applied a total of 43 rules in 15 ms. Remains 31 /53 variables (removed 22) and now considering 26/48 (removed 22) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 15 ms. Remains : 31/53 places, 26/48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 26 transitions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Applied a total of 0 rules in 2 ms. Remains 53 /53 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 53/53 places, 48/48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 4 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 4 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 48 transitions.
Starting structural reductions in SI_CTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 9 transitions
Trivial Post-agglo rules discarded 9 transitions
Performed 9 trivial Post agglomeration. Transition count delta: 9
Iterating post reduction 0 with 9 rules applied. Total rules applied 9 place count 52 transition count 38
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 1 with 9 rules applied. Total rules applied 18 place count 43 transition count 38
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 18 place count 43 transition count 34
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 26 place count 39 transition count 34
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 38 place count 33 transition count 28
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 2 with 1 rules applied. Total rules applied 39 place count 32 transition count 27
Applied a total of 39 rules in 10 ms. Remains 32 /53 variables (removed 21) and now considering 27/48 (removed 21) transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 10 ms. Remains : 32/53 places, 27/48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 2 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 27 transitions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Applied a total of 0 rules in 2 ms. Remains 53 /53 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3 ms. Remains : 53/53 places, 48/48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 48 transitions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Applied a total of 0 rules in 1 ms. Remains 53 /53 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1 ms. Remains : 53/53 places, 48/48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 4 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 48 transitions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Applied a total of 0 rules in 2 ms. Remains 53 /53 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 53/53 places, 48/48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 4 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 48 transitions.
Starting structural reductions in LTL mode, iteration 0 : 53/53 places, 48/48 transitions.
Applied a total of 0 rules in 2 ms. Remains 53 /53 variables (removed 0) and now considering 48/48 (removed 0) transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2 ms. Remains : 53/53 places, 48/48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 4 ms
[2023-03-09 02:24:56] [INFO ] Input system was already deterministic with 48 transitions.
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 3 ms
[2023-03-09 02:24:56] [INFO ] Flatten gal took : 4 ms
[2023-03-09 02:24:56] [INFO ] Export to MCC of 12 properties in file /home/mcc/execution/CTLFireability.sr.xml took 2 ms.
[2023-03-09 02:24:56] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 53 places, 48 transitions and 131 arcs took 0 ms.
Total runtime 4533 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT DoubleExponent-PT-001
BK_EXAMINATION: CTLFireability
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/371
CTLFireability
FORMULA DoubleExponent-PT-001-CTLFireability-03 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-02 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-04 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-09 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-05 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-13 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-15 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-14 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-11 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-07 TRUE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
FORMULA DoubleExponent-PT-001-CTLFireability-00 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
BK_STOP 1678328697685
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/371/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/371/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/371/CTLFireability.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:322
lola: rewrite Frontend/Parser/formula_rewrite.k:331
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:96
lola: rewrite Frontend/Parser/formula_rewrite.k:138
lola: rewrite Frontend/Parser/formula_rewrite.k:325
lola: rewrite Frontend/Parser/formula_rewrite.k:337
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: RELEASE
lola: rewrite Frontend/Parser/formula_rewrite.k:322
lola: rewrite Frontend/Parser/formula_rewrite.k:331
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:250
lola: rewrite Frontend/Parser/formula_rewrite.k:478
lola: rewrite Frontend/Parser/formula_rewrite.k:317
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:314
lola: rewrite Frontend/Parser/formula_rewrite.k:322
lola: rewrite Frontend/Parser/formula_rewrite.k:328
lola: rewrite Frontend/Parser/formula_rewrite.k:317
lola: rewrite Frontend/Parser/formula_rewrite.k:314
lola: rewrite Frontend/Parser/formula_rewrite.k:322
lola: rewrite Frontend/Parser/formula_rewrite.k:337
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:317
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:325
lola: rewrite Frontend/Parser/formula_rewrite.k:334
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:322
lola: rewrite Frontend/Parser/formula_rewrite.k:334
lola: rewrite Frontend/Parser/formula_rewrite.k:325
lola: rewrite Frontend/Parser/formula_rewrite.k:337
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: rewrite Frontend/Parser/formula_rewrite.k:322
lola: rewrite Frontend/Parser/formula_rewrite.k:331
lola: rewrite Frontend/Parser/formula_rewrite.k:296
lola: RELEASE
lola: RELEASE
lola: RELEASE
lola: RELEASE
lola: RELEASE
lola: RELEASE
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: LAUNCH INITIAL
lola: LAUNCH task # 7 (type CNST) for 6 DoubleExponent-PT-001-CTLFireability-03
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 7 (type CNST) for DoubleExponent-PT-001-CTLFireability-03
lola: result : false
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: rewrite Frontend/Parser/formula_rewrite.k:814
lola: LAUNCH INITIAL
lola: LAUNCH task # 33 (type CNST) for 30 DoubleExponent-PT-001-CTLFireability-14
lola: time limit : 0 sec
lola: memory limit: 0 pages
lola: FINISHED task # 33 (type CNST) for DoubleExponent-PT-001-CTLFireability-14
lola: result : true
lola: LAUNCH task # 4 (type EXCL) for 3 DoubleExponent-PT-001-CTLFireability-02
lola: time limit : 240 sec
lola: memory limit: 32 pages
lola: FINISHED task # 4 (type EXCL) for DoubleExponent-PT-001-CTLFireability-02
lola: result : false
lola: markings : 24
lola: fired transitions : 48
lola: time used : 0.000000
lola: memory pages used : 1
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:806
lola: rewrite Frontend/Parser/formula_rewrite.k:813
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: rewrite Frontend/Parser/formula_rewrite.k:807
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: LAUNCH task # 10 (type EXCL) for 9 DoubleExponent-PT-001-CTLFireability-04
lola: time limit : 327 sec
lola: memory limit: 32 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:809
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: rewrite Frontend/Parser/formula_rewrite.k:813
lola: rewrite Frontend/Parser/formula_rewrite.k:812
lola: rewrite Frontend/Parser/formula_rewrite.k:806
lola: rewrite Frontend/Parser/formula_rewrite.k:813
lola: rewrite Frontend/Parser/formula_rewrite.k:806
lola: rewrite Frontend/Parser/formula_rewrite.k:807
lola: rewrite Frontend/Parser/formula_rewrite.k:814
lola: rewrite Frontend/Parser/formula_rewrite.k:812
lola: rewrite Frontend/Parser/formula_rewrite.k:809
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: rewrite Frontend/Parser/formula_rewrite.k:812
lola: rewrite Frontend/Parser/formula_rewrite.k:812
lola: FINISHED task # 10 (type EXCL) for DoubleExponent-PT-001-CTLFireability-04
lola: result : true
lola: markings : 57
lola: fired transitions : 136
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 19 (type EXCL) for 18 DoubleExponent-PT-001-CTLFireability-09
lola: time limit : 360 sec
lola: memory limit: 32 pages
lola: FINISHED task # 19 (type EXCL) for DoubleExponent-PT-001-CTLFireability-09
lola: result : true
lola: markings : 25
lola: fired transitions : 48
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 13 (type EXCL) for 12 DoubleExponent-PT-001-CTLFireability-05
lola: time limit : 400 sec
lola: memory limit: 32 pages
lola: FINISHED task # 13 (type EXCL) for DoubleExponent-PT-001-CTLFireability-05
lola: result : false
lola: markings : 13
lola: fired transitions : 39
lola: time used : 0.000000
lola: memory pages used : 1
lola: rewrite Frontend/Parser/formula_rewrite.k:815
lola: rewrite Frontend/Parser/formula_rewrite.k:806
lola: rewrite Frontend/Parser/formula_rewrite.k:813
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: LAUNCH task # 28 (type EXCL) for 27 DoubleExponent-PT-001-CTLFireability-13
lola: time limit : 450 sec
lola: memory limit: 32 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: rewrite Frontend/Parser/formula_rewrite.k:814
lola: rewrite Frontend/Parser/formula_rewrite.k:810
lola: rewrite Frontend/Parser/formula_rewrite.k:812
lola: rewrite Frontend/Parser/formula_rewrite.k:815
lola: rewrite Frontend/Parser/formula_rewrite.k:807
lola: rewrite Frontend/Parser/formula_rewrite.k:806
lola: rewrite Frontend/Parser/formula_rewrite.k:807
lola: rewrite Frontend/Parser/formula_rewrite.k:813
lola: rewrite Frontend/Parser/formula_rewrite.k:806
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: rewrite Frontend/Parser/formula_rewrite.k:812
lola: rewrite Frontend/Parser/formula_rewrite.k:814
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: rewrite Frontend/Parser/formula_rewrite.k:811
lola: rewrite Frontend/Parser/formula_rewrite.k:808
lola: FINISHED task # 28 (type EXCL) for DoubleExponent-PT-001-CTLFireability-13
lola: result : false
lola: markings : 148
lola: fired transitions : 298
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 42 (type EXCL) for 41 DoubleExponent-PT-001-CTLFireability-15
lola: time limit : 514 sec
lola: memory limit: 32 pages
lola: FINISHED task # 42 (type EXCL) for DoubleExponent-PT-001-CTLFireability-15
lola: result : false
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 37 (type EXCL) for 30 DoubleExponent-PT-001-CTLFireability-14
lola: time limit : 600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 37 (type EXCL) for DoubleExponent-PT-001-CTLFireability-14
lola: result : true
lola: markings : 2
lola: fired transitions : 2
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 25 (type EXCL) for 24 DoubleExponent-PT-001-CTLFireability-12
lola: time limit : 900 sec
lola: memory limit: 32 pages
lola: FINISHED task # 25 (type EXCL) for DoubleExponent-PT-001-CTLFireability-12
lola: result : false
lola: markings : 24
lola: fired transitions : 48
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 22 (type EXCL) for 21 DoubleExponent-PT-001-CTLFireability-11
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: FINISHED task # 22 (type EXCL) for DoubleExponent-PT-001-CTLFireability-11
lola: result : true
lola: markings : 10
lola: fired transitions : 15
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 16 (type EXCL) for 15 DoubleExponent-PT-001-CTLFireability-07
lola: time limit : 1800 sec
lola: memory limit: 32 pages
lola: FINISHED task # 16 (type EXCL) for DoubleExponent-PT-001-CTLFireability-07
lola: result : true
lola: markings : 85
lola: fired transitions : 275
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 1 (type EXCL) for 0 DoubleExponent-PT-001-CTLFireability-00
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: FINISHED task # 1 (type EXCL) for DoubleExponent-PT-001-CTLFireability-00
lola: result : false
lola: markings : 9
lola: fired transitions : 27
lola: time used : 0.000000
lola: memory pages used : 1
lola: Portfolio finished: no open formulas
FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
DoubleExponent-PT-001-CTLFireability-00: CTL false CTL model checker
DoubleExponent-PT-001-CTLFireability-02: CTL false CTL model checker
DoubleExponent-PT-001-CTLFireability-03: INITIAL false preprocessing
DoubleExponent-PT-001-CTLFireability-04: CTL true CTL model checker
DoubleExponent-PT-001-CTLFireability-05: CTL false CTL model checker
DoubleExponent-PT-001-CTLFireability-07: CTL true CTL model checker
DoubleExponent-PT-001-CTLFireability-09: CTL true CTL model checker
DoubleExponent-PT-001-CTLFireability-11: CTL true CTL model checker
DoubleExponent-PT-001-CTLFireability-12: CTL false CTL model checker
DoubleExponent-PT-001-CTLFireability-13: CTL false CTL model checker
DoubleExponent-PT-001-CTLFireability-14: CONJ true CONJ
DoubleExponent-PT-001-CTLFireability-15: CTL false CTL model checker
Time elapsed: 0 secs. Pages in use: 1
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="DoubleExponent-PT-001"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is DoubleExponent-PT-001, examination is CTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r135-smll-167819414400442"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/DoubleExponent-PT-001.tgz
mv DoubleExponent-PT-001 execution
cd execution
if [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "UpperBounds" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] || [ "CTLFireability" = "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 [ "CTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLFireability" != "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 "CTLFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property CTLFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "CTLFireability.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "CTLFireability" = "ReachabilityDeadlock" ] || [ "CTLFireability" = "QuasiLiveness" ] || [ "CTLFireability" = "StableMarking" ] || [ "CTLFireability" = "Liveness" ] || [ "CTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLFireability"
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 ;