About the Execution of ITS-Tools for PGCD-COL-D02N006
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 263.787 | 9357.00 | 14372.00 | 524.00 | TFFFTFFTFFFFFFFF | 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.r517-tall-167987243800386.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)
...................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool itstools
Input is PGCD-COL-D02N006, examination is CTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r517-tall-167987243800386
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 508K
-rw-r--r-- 1 mcc users 6.9K Mar 23 15:24 CTLCardinality.txt
-rw-r--r-- 1 mcc users 78K Mar 23 15:24 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Mar 23 15:21 CTLFireability.txt
-rw-r--r-- 1 mcc users 48K Mar 23 15:21 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:07 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Mar 23 07:07 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Mar 23 07:07 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 23 07:07 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 14K Mar 23 15:27 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 164K Mar 23 15:27 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Mar 23 15:27 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 82K Mar 23 15:27 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 23 07:07 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:07 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_pt
-rw-r--r-- 1 mcc users 8 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 11K Mar 31 16:48 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 PGCD-COL-D02N006-CTLFireability-00
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-01
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-02
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-03
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-04
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-05
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-06
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-07
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-08
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-09
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-10
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-11
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-12
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-13
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-14
FORMULA_NAME PGCD-COL-D02N006-CTLFireability-15
=== Now, execution of the tool begins
BK_START 1680810897861
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=itstools
BK_EXAMINATION=CTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-COL-D02N006
Not applying reductions.
Model is COL
CTLFireability COL
Running Version 202304061127
[2023-04-06 19:54:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-04-06 19:54:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 19:54:59] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-04-06 19:54:59] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-04-06 19:54:59] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 522 ms
[2023-04-06 19:54:59] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 9 PT places and 9.0 transition bindings in 19 ms.
Parsed 16 properties from file /home/mcc/execution/CTLFireability.xml in 12 ms.
[2023-04-06 19:54:59] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 4 ms.
[2023-04-06 19:54:59] [INFO ] Skeletonized 16 HLPN properties in 2 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
All 16 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Arc [2:1*[(MOD (ADD $x 1) 3)]] contains successor/predecessor on variables of sort CD
[2023-04-06 19:55:00] [INFO ] Unfolded HLPN to a Petri net with 9 places and 9 transitions 42 arcs in 5 ms.
[2023-04-06 19:55:00] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
FORMULA PGCD-COL-D02N006-CTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA PGCD-COL-D02N006-CTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 9 out of 9 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 5 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
// Phase 1: matrix 9 rows 9 cols
[2023-04-06 19:55:00] [INFO ] Computed 4 invariants in 9 ms
[2023-04-06 19:55:00] [INFO ] Dead Transitions using invariants and state equation in 116 ms found 0 transitions.
[2023-04-06 19:55:00] [INFO ] Invariant cache hit.
[2023-04-06 19:55:00] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-04-06 19:55:00] [INFO ] Invariant cache hit.
[2023-04-06 19:55:00] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:00] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 63 ms to find 0 implicit places.
[2023-04-06 19:55:00] [INFO ] Invariant cache hit.
[2023-04-06 19:55:00] [INFO ] Dead Transitions using invariants and state equation in 38 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 245 ms. Remains : 9/9 places, 9/9 transitions.
Support contains 9 out of 9 places after structural reductions.
[2023-04-06 19:55:00] [INFO ] Flatten gal took : 26 ms
[2023-04-06 19:55:00] [INFO ] Flatten gal took : 7 ms
[2023-04-06 19:55:00] [INFO ] Input system was already deterministic with 9 transitions.
Incomplete random walk after 10002 steps, including 2 resets, run finished after 122 ms. (steps per millisecond=81 ) properties (out of 21) seen :18
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2023-04-06 19:55:00] [INFO ] Invariant cache hit.
[2023-04-06 19:55:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-06 19:55:00] [INFO ] [Real]Absence check using 2 positive and 2 generalized place invariants in 1 ms returned sat
[2023-04-06 19:55:00] [INFO ] After 62ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:1
[2023-04-06 19:55:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-06 19:55:00] [INFO ] [Nat]Absence check using 2 positive and 2 generalized place invariants in 0 ms returned sat
[2023-04-06 19:55:00] [INFO ] After 48ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :0
Fused 3 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Successfully simplified 3 atomic propositions for a total of 14 simplifications.
[2023-04-06 19:55:00] [INFO ] Flatten gal took : 12 ms
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 4 ms
[2023-04-06 19:55:01] [INFO ] Input system was already deterministic with 9 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:01] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 103 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:01] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:01] [INFO ] Time to serialize gal into /tmp/CTLFireability403747168154130606.gal : 1 ms
[2023-04-06 19:55:01] [INFO ] Time to serialize properties into /tmp/CTLFireability498539911184780329.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability403747168154130606.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability498539911184780329.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...281
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.044079,4680,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: AX(((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2_0>=1)))||(((p0_1>=1)&&(p1_1>=1))&&(p2_1>=1))) * (AX((((A((((((p0_...765
=> equivalent forward existential formula: ([(EY(Init) * !((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2_0>=1)))||(((p0_1>=1)&&(p1_1>...1037
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
(forward)formula 0,1,0.103545,6252,1,0,45,11784,51,23,546,13398,44
FORMULA PGCD-COL-D02N006-CTLFireability-00 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:01] [INFO ] Implicit Places using invariants and state equation in 43 ms returned []
Implicit Place search using SMT with State Equation took 64 ms to find 0 implicit places.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 121 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:01] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 3 ms
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:01] [INFO ] Time to serialize gal into /tmp/CTLFireability7295538446683310934.gal : 1 ms
[2023-04-06 19:55:01] [INFO ] Time to serialize properties into /tmp/CTLFireability16924480171568753052.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7295538446683310934.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16924480171568753052.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.038996,4752,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: EX((((EG(A((((((p0_0>=1)&&(p1_0>=1))||((p0_1>=1)&&(p1_1>=1)))||(((p0_2>=1)&&(p1_2>=1))||(((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))))||(((((p0_0>...808
=> equivalent forward existential formula: [((((EY(Init) * ((((p0_0<3)||(p2_0<1))&&((p0_1<3)||(p2_1<1)))&&((p0_2<3)||(p2_2<1)))) * (EG(!((E(!(!(EX(!(((((p0...1074
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,0,0.378524,14252,1,0,69,52823,66,49,564,64344,101
FORMULA PGCD-COL-D02N006-CTLFireability-01 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Implicit Places using invariants in 16 ms returned []
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:01] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
[2023-04-06 19:55:01] [INFO ] Invariant cache hit.
[2023-04-06 19:55:01] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 91 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 3 ms
[2023-04-06 19:55:01] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:01] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:01] [INFO ] Time to serialize gal into /tmp/CTLFireability11089577570588501104.gal : 1 ms
[2023-04-06 19:55:01] [INFO ] Time to serialize properties into /tmp/CTLFireability1911856501185411820.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability11089577570588501104.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability1911856501185411820.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.037697,4748,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: A(A((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2_0>=1)))||(((p0_1>=1)&&(p1_1>=1))&&(p2_1>=1))) U ((A(EX(((((p0_0>=...789
=> equivalent forward existential formula: [((Init * !(EG(!(!(EG(((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2_0>=1)))||(((p0_1>=1)&...2778
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,0,0.421976,16628,1,0,84,63180,59,78,558,91796,122
FORMULA PGCD-COL-D02N006-CTLFireability-02 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:02] [INFO ] Invariant cache hit.
[2023-04-06 19:55:02] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
[2023-04-06 19:55:02] [INFO ] Invariant cache hit.
[2023-04-06 19:55:02] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-04-06 19:55:02] [INFO ] Invariant cache hit.
[2023-04-06 19:55:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:02] [INFO ] Implicit Places using invariants and state equation in 18 ms returned []
Implicit Place search using SMT with State Equation took 34 ms to find 0 implicit places.
[2023-04-06 19:55:02] [INFO ] Invariant cache hit.
[2023-04-06 19:55:02] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 80 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:02] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:02] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:02] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:02] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:02] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:02] [INFO ] Time to serialize gal into /tmp/CTLFireability7896664799101892505.gal : 1 ms
[2023-04-06 19:55:02] [INFO ] Time to serialize properties into /tmp/CTLFireability17730889440073726858.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7896664799101892505.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability17730889440073726858.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.037337,4756,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: AF((AF(AX(((((p0_0<3)||(p2_0<1))&&((p0_1<3)||(p2_1<1)))&&((p0_2<3)||(p2_2<1))))) * AF(((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)...298
=> equivalent forward existential formula: [FwdG(Init,!((!(EG(!(!(EX(!(((((p0_0<3)||(p2_0<1))&&((p0_1<3)||(p2_1<1)))&&((p0_2<3)||(p2_2<1))))))))) * !(EG(!(...361
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,0,0.186801,8980,1,0,44,28388,51,24,556,31978,50
FORMULA PGCD-COL-D02N006-CTLFireability-03 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:02] [INFO ] Invariant cache hit.
[2023-04-06 19:55:02] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-04-06 19:55:02] [INFO ] Invariant cache hit.
[2023-04-06 19:55:02] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-06 19:55:02] [INFO ] Invariant cache hit.
[2023-04-06 19:55:02] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:02] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-06 19:55:02] [INFO ] Invariant cache hit.
[2023-04-06 19:55:02] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 113 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:02] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:02] [INFO ] Flatten gal took : 7 ms
[2023-04-06 19:55:02] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:02] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:02] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:02] [INFO ] Time to serialize gal into /tmp/CTLFireability7836394573476986654.gal : 1 ms
[2023-04-06 19:55:02] [INFO ] Time to serialize properties into /tmp/CTLFireability11159960567844718923.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7836394573476986654.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability11159960567844718923.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.042557,4752,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: E(A(EX(A(((((p0_0>=1)&&(p1_0>=1))||((p0_1>=1)&&(p1_1>=1)))||((p0_2>=1)&&(p1_2>=1))) U A((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1...752
=> equivalent forward existential formula: [FwdG(FwdU(Init,!((E(!(!((E(!(((EG(((((p0_0>=3)&&(p2_0>=1))||((p0_1>=3)&&(p2_1>=1)))||((p0_2>=3)&&(p2_2>=1)))) +...3532
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
Using saturation style SCC detection
Fast SCC detection found a local SCC at level 0
(forward)formula 0,1,0.453581,15312,1,0,120,55939,73,89,556,85846,175
FORMULA PGCD-COL-D02N006-CTLFireability-04 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:03] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 121 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 0 ms
[2023-04-06 19:55:03] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Time to serialize gal into /tmp/CTLFireability4579922745521051781.gal : 1 ms
[2023-04-06 19:55:03] [INFO ] Time to serialize properties into /tmp/CTLFireability10874897828691992999.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4579922745521051781.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability10874897828691992999.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.03982,4752,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: EX(((((p0_0>=3)&&(p2_0>=1))||((p0_1>=3)&&(p2_1>=1)))||((p0_2>=3)&&(p2_2>=1))))
=> equivalent forward existential formula: [(EY(Init) * ((((p0_0>=3)&&(p2_0>=1))||((p0_1>=3)&&(p2_1>=1)))||((p0_2>=3)&&(p2_2>=1))))] != FALSE
(forward)formula 0,0,0.042456,5016,1,0,8,6879,8,1,212,6745,2
FORMULA PGCD-COL-D02N006-CTLFireability-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in SI_CTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 5 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:03] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-04-06 19:55:03] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 108 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Time to serialize gal into /tmp/CTLFireability13576023423079840589.gal : 0 ms
[2023-04-06 19:55:03] [INFO ] Time to serialize properties into /tmp/CTLFireability9888706582013612562.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability13576023423079840589.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9888706582013612562.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.041318,4752,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: AG(E(EG(!((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2_0>=1)))||(((p0_1>=1)&&(p1_1>=1))&&(p2_1>=1))))) U !(EG(((((...268
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(EG(!((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2_0>=1)))||(((p0_...322
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
(forward)formula 0,0,0.087168,5540,1,0,30,10749,48,17,532,11272,39
FORMULA PGCD-COL-D02N006-CTLFireability-06 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:03] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:03] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 100 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:03] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:03] [INFO ] Time to serialize gal into /tmp/CTLFireability2896686471207437564.gal : 0 ms
[2023-04-06 19:55:03] [INFO ] Time to serialize properties into /tmp/CTLFireability14007630589686348339.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2896686471207437564.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability14007630589686348339.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.043255,4752,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: EF(((((AG(((((p0_0<3)||(p2_0<1))&&((p0_1<3)||(p2_1<1)))&&((p0_2<3)||(p2_2<1)))) + (EF(((((p0_0>=3)&&(p2_0>=1))||((p0_1>=3)&&(p2_1>=1)))||...895
=> equivalent forward existential formula: ((([FwdG((FwdU(Init,TRUE) * (!(E(TRUE U !(((((p0_0<3)||(p2_0<1))&&((p0_1<3)||(p2_1<1)))&&((p0_2<3)||(p2_2<1)))))...1392
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
(forward)formula 0,1,0.235536,10824,1,0,46,34349,52,26,549,39955,64
FORMULA PGCD-COL-D02N006-CTLFireability-07 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:03] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants in 26 ms returned [6, 7, 8]
Discarding 3 places :
Implicit Place search using SMT only with invariants took 28 ms to find 3 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 6/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 6 /6 variables (removed 0) and now considering 9/9 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 56 ms. Remains : 6/9 places, 9/9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 0 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize gal into /tmp/CTLFireability17483835508578615586.gal : 0 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize properties into /tmp/CTLFireability9558979844025556343.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability17483835508578615586.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability9558979844025556343.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.024748,4188,2,144,5,4135,6,0,45,4000,0
Converting to forward existential form...Done !
original formula: EG(AX(AG(((((p0_0<1)||(p1_0<1))&&((p0_1<1)||(p1_1<1)))&&((p0_2<1)||(p1_2<1))))))
=> equivalent forward existential formula: [FwdG(Init,!(EX(!(!(E(TRUE U !(((((p0_0<1)||(p1_0<1))&&((p0_1<1)||(p1_1<1)))&&((p0_2<1)||(p1_2<1))))))))))] != F...159
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
(forward)formula 0,0,0.042655,4452,1,0,27,4135,46,13,360,4574,31
FORMULA PGCD-COL-D02N006-CTLFireability-08 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in SI_CTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 2 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants in 26 ms returned []
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-04-06 19:55:04] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_CTL mode , in 1 iterations and 107 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Input system was already deterministic with 9 transitions.
Finished random walk after 4 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=4 )
FORMULA PGCD-COL-D02N006-CTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Parikh walk visited 0 properties in 0 ms.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 0 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 0 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9205172490805507260.gal : 0 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3247240224330464720.prop : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9205172490805507260.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3247240224330464720.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner failed with exception null
java.lang.InterruptedException
at java.base/java.lang.Object.wait(Native Method)
at java.base/java.lang.Thread.join(Thread.java:1304)
at java.base/java.lang.Thread.join(Thread.java:1372)
at fr.lip6.move.gal.application.runner.AbstractRunner.join(AbstractRunner.java:27)
at fr.lip6.move.gal.application.runner.its.ITSRunner.join(ITSRunner.java:177)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.verifyWithSDD(GlobalPropertySolver.java:675)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.lambda$2(ReachabilitySolver.java:63)
at java.base/java.lang.Thread.run(Thread.java:833)
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
its-reach command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3247240224330464720.prop.
Found states matching all0 target predicate
Will report total states built up to this point. Computation was interrupted after 3 fixpoint passes
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst,5,0.010461,3376,2,18,5,65,6,0,57,30,0
Total reachable state count : 5
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize gal into /tmp/CTLFireability9635674263479461299.gal : 0 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize properties into /tmp/CTLFireability15380055066964523910.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability9635674263479461299.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15380055066964523910.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.038899,4748,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: EX((EX((EG(((((p0_0<1)||(p1_0<1))&&((p0_1<1)||(p1_1<1)))&&((p0_2<1)||(p1_2<1)))) * (!(E(((((p0_0>=1)&&(p1_0>=1))||((p0_1>=1)&&(p1_1>=1)))...1102
=> equivalent forward existential formula: (([((EY(EY(Init)) * EG(((((p0_0<1)||(p1_0<1))&&((p0_1<1)||(p1_1<1)))&&((p0_2<1)||(p1_2<1))))) * !(E(((((p0_0>=1)...2651
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
(forward)formula 0,0,0.101953,6068,1,0,34,10883,54,15,541,11188,41
FORMULA PGCD-COL-D02N006-CTLFireability-10 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 101 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize gal into /tmp/CTLFireability4919113914172477579.gal : 0 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize properties into /tmp/CTLFireability15815828916122959749.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4919113914172477579.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15815828916122959749.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.038503,4752,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: AG(EX(AX(AG((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2_0>=1)))||(((p0_1>=1)&&(p1_1>=1))&&(p2_1>=1)))))))
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(EX(!(EX(!(!(E(TRUE U !((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2...219
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
(forward)formula 0,0,0.21073,9768,1,0,40,32161,40,22,533,36946,54
FORMULA PGCD-COL-D02N006-CTLFireability-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 1 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:04] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:04] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 104 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize gal into /tmp/CTLFireability2606300463915217691.gal : 1 ms
[2023-04-06 19:55:04] [INFO ] Time to serialize properties into /tmp/CTLFireability3292669423926462963.ctl : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability2606300463915217691.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3292669423926462963.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.036577,4748,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: EG((E((((((p0_0>=3)&&(p2_0>=1))||((p0_1>=3)&&(p2_1>=1)))||((p0_2>=3)&&(p2_2>=1)))&&(((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p...502
=> equivalent forward existential formula: [FwdG(Init,(E((((((p0_0>=3)&&(p2_0>=1))||((p0_1>=3)&&(p2_1>=1)))||((p0_2>=3)&&(p2_2>=1)))&&(((((p0_2>=1)&&(p1_2>...557
Reverse transition relation is NOT exact ! Due to transitions t0, t1, t2, Intersection with reachable at each step enabled. (destroyed/reverse/intersect/t...169
(forward)formula 0,0,0.106591,6580,1,0,45,15184,51,27,531,18075,54
FORMULA PGCD-COL-D02N006-CTLFireability-13 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
Starting structural reductions in LTL mode, iteration 0 : 9/9 places, 9/9 transitions.
Applied a total of 0 rules in 0 ms. Remains 9 /9 variables (removed 0) and now considering 9/9 (removed 0) transitions.
[2023-04-06 19:55:04] [INFO ] Invariant cache hit.
[2023-04-06 19:55:05] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
[2023-04-06 19:55:05] [INFO ] Invariant cache hit.
[2023-04-06 19:55:05] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-04-06 19:55:05] [INFO ] Invariant cache hit.
[2023-04-06 19:55:05] [INFO ] State equation strengthened by 3 read => feed constraints.
[2023-04-06 19:55:05] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-06 19:55:05] [INFO ] Invariant cache hit.
[2023-04-06 19:55:05] [INFO ] Dead Transitions using invariants and state equation in 20 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 105 ms. Remains : 9/9 places, 9/9 transitions.
[2023-04-06 19:55:05] [INFO ] Flatten gal took : 1 ms
[2023-04-06 19:55:05] [INFO ] Flatten gal took : 0 ms
[2023-04-06 19:55:05] [INFO ] Input system was already deterministic with 9 transitions.
[2023-04-06 19:55:05] [INFO ] Flatten gal took : 0 ms
[2023-04-06 19:55:05] [INFO ] Flatten gal took : 0 ms
[2023-04-06 19:55:05] [INFO ] Time to serialize gal into /tmp/CTLFireability4071399338444506085.gal : 0 ms
[2023-04-06 19:55:05] [INFO ] Time to serialize properties into /tmp/CTLFireability15061530228069869445.ctl : 0 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability4071399338444506085.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15061530228069869445.ctl' '--gen-order' 'FOLLOW'
its-ctl command run as :
/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202304061127/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,15670,0.03868,4748,2,608,5,6879,6,0,57,6745,0
Converting to forward existential form...Done !
original formula: AX(((A(((((p0_0>=1)&&(p1_0>=1))||((p0_1>=1)&&(p1_1>=1)))||((p0_2>=1)&&(p1_2>=1))) U AG((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)...782
=> equivalent forward existential formula: ((([(FwdU((FwdU(EY(Init),!(!(E(TRUE U !((((((p0_2>=1)&&(p1_2>=1))&&(p2_2>=1))||(((p0_0>=1)&&(p1_0>=1))&&(p2_0>=1...1228
(forward)formula 0,0,0.069158,5012,1,0,13,8922,14,6,286,9385,6
FORMULA PGCD-COL-D02N006-CTLFireability-14 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !
***************************************
[2023-04-06 19:55:05] [INFO ] Flatten gal took : 2 ms
[2023-04-06 19:55:05] [INFO ] Flatten gal took : 2 ms
Total runtime 5845 ms.
BK_STOP 1680810907218
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ CTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination CTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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="PGCD-COL-D02N006"
export BK_EXAMINATION="CTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is PGCD-COL-D02N006, 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 r517-tall-167987243800386"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D02N006.tgz
mv PGCD-COL-D02N006 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 ;