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)
...............
/home/mcc/execution
total 180K
-rw-r--r-- 1 mcc users 3.3K May 15 18:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 19K May 15 18:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K May 15 18:54 CTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 15 18:54 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.0K May 15 18:50 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K May 15 18:50 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 2.2K May 15 18:54 LTLCardinality.txt
-rw-r--r-- 1 mcc users 11K May 15 18:54 LTLCardinality.xml
-rw-r--r-- 1 mcc users 1.7K May 15 18:54 LTLFireability.txt
-rw-r--r-- 1 mcc users 8.4K May 15 18:54 LTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 15 18:54 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 19K May 15 18:54 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 101 May 15 18:54 ReachabilityDeadlock.txt
-rw-r--r-- 1 mcc users 339 May 15 18:54 ReachabilityDeadlock.xml
-rw-r--r-- 1 mcc users 2.6K May 15 18:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 16K May 15 18:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 15 18:54 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 15 18:54 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 15 18:50 equiv_col
-rw-r--r-- 1 mcc users 4 May 15 18:50 instance
-rw-r--r-- 1 mcc users 6 May 15 18:50 iscolored
-rw-r--r-- 1 mcc users 16K May 15 18:50 model.pnml
=====================================================================
Generated by BenchKit 2-3637
Executing tool itstoolsl
Input is FMS-PT-020, examination is ReachabilityFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r093-blw7-152650005200070
=====================================================================

--------------------
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 FMS-PT-020-ReachabilityFireability-00
FORMULA_NAME FMS-PT-020-ReachabilityFireability-01
FORMULA_NAME FMS-PT-020-ReachabilityFireability-02
FORMULA_NAME FMS-PT-020-ReachabilityFireability-03
FORMULA_NAME FMS-PT-020-ReachabilityFireability-04
FORMULA_NAME FMS-PT-020-ReachabilityFireability-05
FORMULA_NAME FMS-PT-020-ReachabilityFireability-06
FORMULA_NAME FMS-PT-020-ReachabilityFireability-07
FORMULA_NAME FMS-PT-020-ReachabilityFireability-08
FORMULA_NAME FMS-PT-020-ReachabilityFireability-09
FORMULA_NAME FMS-PT-020-ReachabilityFireability-10
FORMULA_NAME FMS-PT-020-ReachabilityFireability-11
FORMULA_NAME FMS-PT-020-ReachabilityFireability-12
FORMULA_NAME FMS-PT-020-ReachabilityFireability-13
FORMULA_NAME FMS-PT-020-ReachabilityFireability-14
FORMULA_NAME FMS-PT-020-ReachabilityFireability-15

=== Now, execution of the tool begins

BK_START 1527356243897

Using solver Z3 to compute partial order matrices.
Built C files in :
/home/mcc/execution
Converted graph to binary with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.201805241334/bin/convert-linux64, -i, /tmp/graph6429146427121590143.txt, -o, /tmp/graph6429146427121590143.bin, -w, /tmp/graph6429146427121590143.weights], workingDir=null]
Built communities with : CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.201805241334/bin/louvain-linux64, /tmp/graph6429146427121590143.bin, -l, -1, -v, -w, /tmp/graph6429146427121590143.weights, -q, 0, -e, 0.001], workingDir=null]
Invoking ITS tools like this :CommandLine [args=[/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-reach-linux64, --gc-threshold, 2000000, --quiet, -i, /home/mcc/execution/ReachabilityFireability.pnml.gal, -t, CGAL, -reachable-file, ReachabilityFireability.prop, --nowitness], workingDir=/home/mcc/execution]
Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
// Phase 1: matrix 20 rows 22 cols
invariant :P12M3 + M3 = 2
invariant :P12 + P2wM2 + P2 + P2M2 + P12wM3 + P12s + -1'M3 + P2wP1 + P2d + P2s = 18
invariant :P1d + P1s + P1wP2 + P12 + P1 + P1wM1 + -1'M1 + P12wM3 + P12s + -1'M3 = 15
invariant :P3s + P3M2 + P3 = 20
invariant :M2 + P2M2 = 1
invariant :P1M1 + M1 = 3

its-reach command run as :

/home/mcc/BenchKit/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.201805241334/bin/its-reach-linux64 --gc-threshold 2000000 --quiet -i /home/mcc/execution/ReachabilityFireability.pnml.gal -t CGAL -reachable-file ReachabilityFireability.prop --nowitness
Loading property file ReachabilityFireability.prop.
Read [reachable] property : FMS-PT-020-ReachabilityFireability-00 with value :((!(i0.u1.P1>=1))||((!(i0.u2.P1M1>=1))&&(i2.u6.P12s>=1)))
Read [reachable] property : FMS-PT-020-ReachabilityFireability-01 with value :(!((((u8.P3>=1)||(i0.u0.P1d>=1))||((i1.u4.P2M2>=1)&&(i0.u0.P1s>=1)))||((i1.u3.P2>=1)&&(!(i2.u5.P12>=1)))))
Read [invariant] property : FMS-PT-020-ReachabilityFireability-02 with value :(((i1.u4.P2M2>=1)&&(!(i0.u0.P1s>=1)))||(i1.u3.P2>=1))
Read [reachable] property : FMS-PT-020-ReachabilityFireability-03 with value :((i2.u5.P12wM3>=1)&&(i2.u6.M3>=1))
Read [reachable] property : FMS-PT-020-ReachabilityFireability-04 with value :(((i0.u0.P1s>=1)||((i1.u7.P2wP1>=1)&&(i0.u0.P1wP2>=1)))&&(!((!(i2.u5.P12>=1))&&((u8.P3>=1)&&(i1.u3.P2>=1)))))
Read [invariant] property : FMS-PT-020-ReachabilityFireability-05 with value :(!((((u8.P3>=1)||(i0.u0.P1d>=1))&&(i2.u6.P12s>=1))||((!(u8.P3s>=1))&&((u8.P3s>=1)&&(u8.P3>=1)))))
Read [invariant] property : FMS-PT-020-ReachabilityFireability-06 with value :(i1.u3.P2>=1)
Read [invariant] property : FMS-PT-020-ReachabilityFireability-07 with value :((!((i1.u3.P2s>=1)&&((i2.u6.P12M3>=1)||(i2.u5.P12>=1))))||((((i0.u1.P1>=1)&&((i0.u2.M1>=1)&&(i0.u1.P1wM1>=1)))&&(!(i0.u0.P1d>=1)))&&(!((i0.u2.P1M1>=1)&&(u8.P3s>=1)))))
Read [invariant] property : FMS-PT-020-ReachabilityFireability-08 with value :((((i0.u0.P1d>=1)||((i0.u2.P1M1>=1)||(i0.u0.P1d>=1)))&&(((i1.u7.P2d>=1)||(i2.u6.P12s>=1))||(i2.u6.P12s>=1)))||(u8.P3>=1))
Read [reachable] property : FMS-PT-020-ReachabilityFireability-09 with value :(!(u8.P3>=1))
Read [reachable] property : FMS-PT-020-ReachabilityFireability-10 with value :(((u8.P3M2>=1)&&(i1.u4.M2>=1))&&((i2.u6.P12s>=1)&&(i1.u4.P2M2>=1)))
Read [reachable] property : FMS-PT-020-ReachabilityFireability-11 with value :((!(i2.u5.P12>=1))&&((i0.u0.P1d>=1)&&(((u8.P3s>=1)&&(i0.u0.P1d>=1))&&((i1.u4.P2M2>=1)&&((i1.u7.P2wP1>=1)&&(i0.u0.P1wP2>=1))))))
Read [invariant] property : FMS-PT-020-ReachabilityFireability-12 with value :((u8.P3s>=1)||((i2.u6.P12M3>=1)||(i0.u1.P1>=1)))
Read [invariant] property : FMS-PT-020-ReachabilityFireability-13 with value :((((((u8.P3M2>=1)&&(i1.u4.M2>=1))&&(u8.P3>=1))||(i0.u0.P1d>=1))||(!(((i1.u3.P2wM2>=1)&&(i1.u4.M2>=1))||(u8.P3>=1))))||(((!((i2.u5.P12wM3>=1)&&(i2.u6.M3>=1)))&&((i1.u3.P2s>=1)||((u8.P3M2>=1)&&(i1.u4.M2>=1))))||(!(i2.u6.P12s>=1))))
Read [invariant] property : FMS-PT-020-ReachabilityFireability-14 with value :(!((((i1.u7.P2wP1>=1)&&(i0.u0.P1wP2>=1))&&((i0.u2.P1M1>=1)||(i1.u3.P2>=1)))&&(((i2.u5.P12>=1)&&(u8.P3>=1))||((i2.u5.P12>=1)||((i2.u5.P12wM3>=1)&&(i2.u6.M3>=1))))))
Read [invariant] property : FMS-PT-020-ReachabilityFireability-15 with value :(i1.u3.P2>=1)
built 5 ordering constraints for composite.
built 5 ordering constraints for composite.
built 6 ordering constraints for composite.
built 3 ordering constraints for composite.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS\_PT\_020\_flat\_flat\_flat\_flat\_mod,6.02917e+12,0.091655,7224,261,94,5842,4852,90,6289,28,11384,0
Total reachable state count : 6029168852784

Verifying 16 reachability properties.
Reachability property FMS-PT-020-ReachabilityFireability-00 is true.
FORMULA FMS-PT-020-ReachabilityFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-00,9.45023e+07,0.092124,7256,99,70,5842,4852,108,6289,32,11384,0
Reachability property FMS-PT-020-ReachabilityFireability-01 is true.
FORMULA FMS-PT-020-ReachabilityFireability-01 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-01,5.76492e+10,0.118324,7352,624,168,5842,4852,131,6289,73,11384,491
Invariant property FMS-PT-020-ReachabilityFireability-02 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-02,2.30157e+10,0.119974,7352,211,148,5842,4852,137,6289,73,11384,543
Reachability property FMS-PT-020-ReachabilityFireability-03 is true.
FORMULA FMS-PT-020-ReachabilityFireability-03 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-03,1.00852e+11,0.120236,7352,101,72,5842,4852,143,6289,73,11384,547
Reachability property FMS-PT-020-ReachabilityFireability-04 is true.
FORMULA FMS-PT-020-ReachabilityFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-04,5.31831e+06,0.120986,7352,101,89,5842,4852,157,6289,73,11384,550
Invariant property FMS-PT-020-ReachabilityFireability-05 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-05,7.47767e+09,0.122274,7352,139,125,5842,4852,172,6386,79,11384,553
Invariant property FMS-PT-020-ReachabilityFireability-06 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-06,1.51448e+08,0.122453,7352,85,72,5842,4852,173,6386,79,11384,553
Invariant property FMS-PT-020-ReachabilityFireability-07 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-07 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-07,3.54352e+12,0.164418,7352,474,218,5842,4852,206,12302,100,11384,1152
Invariant property FMS-PT-020-ReachabilityFireability-08 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-08,8.31209e+10,0.18181,7352,479,154,5842,4852,214,14443,100,11384,1326
Reachability property FMS-PT-020-ReachabilityFireability-09 is true.
FORMULA FMS-PT-020-ReachabilityFireability-09 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-09,2.61003e+10,0.182659,7352,262,96,5842,4852,215,14443,100,11384,1326
Reachability property FMS-PT-020-ReachabilityFireability-10 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN
No reachable states exhibit your property : FMS-PT-020-ReachabilityFireability-10

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-10,0,0.182967,7488,1,0,5842,4852,225,14443,100,11384,1327
Reachability property FMS-PT-020-ReachabilityFireability-11 is true.
FORMULA FMS-PT-020-ReachabilityFireability-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-11,1.997e+08,0.183834,7520,94,88,5842,4852,250,14634,105,11384,1352
Invariant property FMS-PT-020-ReachabilityFireability-12 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Presburger conditions satisfied. Using coverability to approximate state space in K-Induction.
// Phase 1: matrix 20 rows 22 cols
invariant :P12M3 + M3 = 2
invariant :P12 + P2wM2 + P2 + P2M2 + P12wM3 + P12s + -1'M3 + P2wP1 + P2d + P2s = 18
invariant :P1d + P1s + P1wP2 + P12 + P1 + P1wM1 + -1'M1 + P12wM3 + P12s + -1'M3 = 15
invariant :P3s + P3M2 + P3 = 20
invariant :M2 + P2M2 = 1
invariant :P1M1 + M1 = 3
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-12,6.17801e+10,0.203583,7520,280,111,5842,4852,253,17136,105,11759,1442
Invariant property FMS-PT-020-ReachabilityFireability-13 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-13,2.55682e+11,0.289711,9228,792,269,7825,4852,277,25960,106,16111,1822
Invariant property FMS-PT-020-ReachabilityFireability-14 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-14,2.6018e+08,0.306859,9648,90,102,8105,4852,292,27065,106,16451,1876
Invariant property FMS-PT-020-ReachabilityFireability-15 does not hold.
FORMULA FMS-PT-020-ReachabilityFireability-15 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
FMS-PT-020-ReachabilityFireability-15,1.51448e+08,0.30708,9660,85,72,8105,4852,292,27065,106,16451,1876
Running compilation step : CommandLine [args=[gcc, -c, -I/home/mcc/BenchKit//lts_install_dir//include, -I., -std=c99, -fPIC, -O3, model.c], workingDir=/home/mcc/execution]
WARNING : LTS min runner thread was asked to interrupt. Dying gracefully.

BK_STOP 1527356246638

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

+ export BINDIR=/home/mcc/BenchKit/
+ BINDIR=/home/mcc/BenchKit/
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ /home/mcc/BenchKit//runeclipse.sh /home/mcc/execution ReachabilityFireability -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -louvain -smt
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ /home/mcc/BenchKit//itstools/its-tools -consoleLog -data /home/mcc/execution/workspace -pnfolder /home/mcc/execution -examination ReachabilityFireability -z3path /home/mcc/BenchKit//z3/bin/z3 -yices2path /home/mcc/BenchKit//yices/bin/yices -its -ltsminpath /home/mcc/BenchKit//lts_install_dir/ -louvain -smt -vmargs -Dosgi.locking=none -Declipse.stateSaveDelayInterval=-1 -Dosgi.configuration.area=/tmp/.eclipse -Xss8m -Xms40m -Xmx8192m -Dfile.encoding=UTF-8 -Dosgi.requiredJavaVersion=1.6
May 26, 2018 5:37:25 PM fr.lip6.move.gal.application.Application start
INFO: Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityFireability, -z3path, /home/mcc/BenchKit//z3/bin/z3, -yices2path, /home/mcc/BenchKit//yices/bin/yices, -its, -ltsminpath, /home/mcc/BenchKit//lts_install_dir/, -louvain, -smt]
May 26, 2018 5:37:25 PM fr.lip6.move.gal.application.MccTranslator transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
May 26, 2018 5:37:25 PM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 24 ms
May 26, 2018 5:37:25 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 22 places.
May 26, 2018 5:37:25 PM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 20 transitions.
May 26, 2018 5:37:25 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/model.pnml.img.gal : 5 ms
May 26, 2018 5:37:25 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 14 ms
May 26, 2018 5:37:25 PM fr.lip6.move.gal.application.MccTranslator applyOrder
INFO: Applying decomposition
May 26, 2018 5:37:25 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 5 ms
May 26, 2018 5:37:25 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 4 ms
May 26, 2018 5:37:25 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 5 ms
May 26, 2018 5:37:25 PM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 20 transitions.
Begin: Sat May 26 17:37:25 2018

Computation of communities with the Newman-Girvan Modularity quality function

level 0:
start computation: Sat May 26 17:37:25 2018
network size: 22 nodes, 52 links, 40 weight
quality increased from -0.048125 to 0.5325
end computation: Sat May 26 17:37:25 2018
level 1:
start computation: Sat May 26 17:37:25 2018
network size: 9 nodes, 33 links, 40 weight
quality increased from 0.5325 to 0.596563
end computation: Sat May 26 17:37:25 2018
level 2:
start computation: Sat May 26 17:37:25 2018
network size: 4 nodes, 10 links, 40 weight
quality increased from 0.596563 to 0.596563
end computation: Sat May 26 17:37:25 2018
End: Sat May 26 17:37:25 2018
Total duration: 0 sec
0.596563
May 26, 2018 5:37:25 PM fr.lip6.move.gal.instantiate.CompositeBuilder decomposeWithOrder
INFO: Decomposing Gal with order
May 26, 2018 5:37:25 PM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 4 ms
May 26, 2018 5:37:25 PM fr.lip6.move.gal.instantiate.CompositeBuilder rewriteArraysToAllowPartition
INFO: Rewriting arrays to variables to allow decomposition.
May 26, 2018 5:37:25 PM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 20 transitions.
May 26, 2018 5:37:25 PM fr.lip6.move.gal.instantiate.Instantiator fuseIsomorphicEffects
INFO: Removed a total of 1 redundant transitions.
May 26, 2018 5:37:26 PM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/ReachabilityFireability.pnml.gal : 19 ms
May 26, 2018 5:37:26 PM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSTools
INFO: Time to serialize properties into /home/mcc/execution/ReachabilityFireability.prop : 1 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver computeAndDeclareInvariants
INFO: Computed 6 place invariants in 6 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: Ran tautology test, simplified 0 / 16 in 409 ms.
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-00(UNSAT) depth K=0 took 8 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.semantics.DeterministicNextBuilder getDeterministicNext
INFO: Input system was already deterministic with 20 transitions.
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver init
INFO: Proved 22 variables to be positive in 261 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeAblingMatrix
INFO: Computing symmetric may disable matrix : 20 transitions.
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of disable matrix completed :0/20 took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Complete disable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver computeAblingMatrix
INFO: Computing symmetric may enable matrix : 20 transitions.
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver printStats
INFO: Computation of Complete enable matrix. took 0 ms. Total solver calls (SAT/UNSAT): 0(0/0)
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-01(UNSAT) depth K=0 took 14 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-02(UNSAT) depth K=0 took 16 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-03(UNSAT) depth K=0 took 11 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver computeAndDeclareInvariants
INFO: Computed 6 place invariants in 1 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-04(UNSAT) depth K=0 took 24 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-05(UNSAT) depth K=0 took 10 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-06(UNSAT) depth K=0 took 3 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-07(UNSAT) depth K=0 took 1 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-08(UNSAT) depth K=0 took 1 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-09(UNSAT) depth K=0 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-10(UNSAT) depth K=0 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-11(UNSAT) depth K=0 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-12(UNSAT) depth K=0 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-13(UNSAT) depth K=0 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-14(UNSAT) depth K=0 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-15(UNSAT) depth K=0 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-13(UNSAT) depth K=1 took 2 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-14(UNSAT) depth K=1 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-15(UNSAT) depth K=1 took 0 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-13(UNSAT) depth K=2 took 5 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-14(UNSAT) depth K=2 took 4 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-15(UNSAT) depth K=2 took 15 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.KInductionSolver init
INFO: Proved 22 variables to be positive in 77 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-13(UNSAT) depth K=3 took 9 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
INFO: Induction result is SAT, non conclusive we might be starting from unreachable statesFMS-PT-020-ReachabilityFireability-13
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
INFO: KInduction solution for property FMS-PT-020-ReachabilityFireability-13(SAT) depth K=0 took 8 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-14(UNSAT) depth K=3 took 16 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
INFO: Induction result is SAT, non conclusive we might be starting from unreachable statesFMS-PT-020-ReachabilityFireability-14
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
INFO: KInduction solution for property FMS-PT-020-ReachabilityFireability-14(SAT) depth K=0 took 13 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solution for property FMS-PT-020-ReachabilityFireability-15(UNSAT) depth K=3 took 7 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
INFO: Induction result is SAT, non conclusive we might be starting from unreachable statesFMS-PT-020-ReachabilityFireability-15
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
INFO: KInduction solution for property FMS-PT-020-ReachabilityFireability-15(SAT) depth K=0 took 7 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
INFO: Induction result is SAT, non conclusive we might be starting from unreachable statesFMS-PT-020-ReachabilityFireability-13
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
INFO: KInduction solution for property FMS-PT-020-ReachabilityFireability-13(SAT) depth K=1 took 24 ms
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
WARNING: Interrupting SMT solver.
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver checkSat
WARNING: SMT solver unexpectedly returned 'unknown' answer, retrying.
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver checkSat
WARNING: SMT solver unexpectedly returned 'unknown' answer, retrying.
java.lang.RuntimeException: SMT solver raised an error :unknown
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:318)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:305)
at fr.lip6.move.gal.gal2smt.bmc.KInductionSolver.verify(KInductionSolver.java:573)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:301)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.access$1(Gal2SMTFrontEnd.java:274)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$2.run(Gal2SMTFrontEnd.java:166)
at java.lang.Thread.run(Thread.java:748)
May 26, 2018 5:37:26 PM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (declare-fun s0 () (Array Int Int)) with error
java.lang.RuntimeException: SMT solver raised an error :unknown
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:318)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:305)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verifyAssertion(NextBMCSolver.java:452)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verify(NextBMCSolver.java:435)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:378)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.access$0(Gal2SMTFrontEnd.java:350)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$1.run(Gal2SMTFrontEnd.java:159)
at java.lang.Thread.run(Thread.java:748)
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runKInduction
WARNING: Unexpected error occurred while running SMT. Was verifying FMS-PT-020-ReachabilityFireability-15 K-induction depth 1
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
WARNING: Unexpected error occurred while running SMT. Was verifying FMS-PT-020-ReachabilityFireability-13 SMT depth 4
java.lang.RuntimeException: java.lang.RuntimeException: SMT solver raised an error :unknown
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:404)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.access$0(Gal2SMTFrontEnd.java:350)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$1.run(Gal2SMTFrontEnd.java:159)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.RuntimeException: SMT solver raised an error :unknown
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:318)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:305)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verifyAssertion(NextBMCSolver.java:452)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.verify(NextBMCSolver.java:435)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runBMC(Gal2SMTFrontEnd.java:378)
... 3 more
Exception in thread "Thread-8" java.lang.RuntimeException: java.lang.RuntimeException: SMT solver raised an error :unknown
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:336)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.access$1(Gal2SMTFrontEnd.java:274)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd$2.run(Gal2SMTFrontEnd.java:166)
at java.lang.Thread.run(Thread.java:748)
Caused by: java.lang.RuntimeException: SMT solver raised an error :unknown
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:318)
at fr.lip6.move.gal.gal2smt.bmc.NextBMCSolver.checkSat(NextBMCSolver.java:305)
at fr.lip6.move.gal.gal2smt.bmc.KInductionSolver.verify(KInductionSolver.java:573)
at fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd.runKInduction(Gal2SMTFrontEnd.java:301)
... 3 more
May 26, 2018 5:37:26 PM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (declare-fun s1 () (Array Int Int)) with error (error "Error writing to Z3 solver: java.io.IOException: Stream closed")
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: During BMC, SMT solver timed out at depth 4
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd runBMC
INFO: BMC solving timed out (3600000 secs) at depth 4
May 26, 2018 5:37:26 PM fr.lip6.move.gal.application.SMTRunner$2 run
INFO: SMT solved 0/ 16 properties. Interrupting other analysis methods.
May 26, 2018 5:37:26 PM org.smtlib.impl.Script execute
WARNING: Script execution failed on command (assert (and (>= (select s0 1) 1) (= (store (store s0 1 (- (select s0 1) 1)) 4 (+ (select s0 4) 1)) s1))) with error (error "Failed to assert expression: java.io.IOException: Stream closed (and (>= (select s0 1) 1) (= (store (store s0 1 (- (select s0 1) 1)) 4 (+ (select s0 4) 1)) s1))")
Skipping mayMatrices nes/nds SMT solver raised an exception or timeout.
java.lang.RuntimeException: SMT solver raised an exception or timeout.
at fr.lip6.move.gal.gal2smt.bmc.NecessaryEnablingsolver.computeAblingForPredicate(NecessaryEnablingsolver.java:755)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.printLabels(Gal2PinsTransformerNext.java:502)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.printDependencyMatrix(Gal2PinsTransformerNext.java:209)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.buildBodyFile(Gal2PinsTransformerNext.java:85)
at fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext.transform(Gal2PinsTransformerNext.java:830)
at fr.lip6.move.gal.application.LTSminRunner$1.run(LTSminRunner.java:71)
at java.lang.Thread.run(Thread.java:748)
May 26, 2018 5:37:26 PM fr.lip6.move.gal.gal2pins.Gal2PinsTransformerNext transform
INFO: Built C files in 491ms conformant to PINS in folder :/home/mcc/execution

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="FMS-PT-020"
export BK_EXAMINATION="ReachabilityFireability"
export BK_TOOL="itstoolsl"
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/FMS-PT-020.tgz
mv FMS-PT-020 execution
cd execution
pwd
ls -lh

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-3637"
echo " Executing tool itstoolsl"
echo " Input is FMS-PT-020, examination is ReachabilityFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r093-blw7-152650005200070"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireability" != "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 "ReachabilityFireability.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireability.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireability.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 '' ReachabilityFireability.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 ;