fond
Model Checking Contest @ Petri Nets 2015
Bruxelles, Belgium, June 23, 2015
Execution of r061kn-blw3-143254875700169
Last Updated
August 19, 2015

About the Execution of ITS-Tools for PermAdmissibility-PT-01

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
823.900 16563.00 51528.00 93.60 TTTTTTTTTTTTTTTT normal

Execution Chart

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

Trace from the execution

Waiting for the VM to be ready (probing ssh)
........
=====================================================================
Generated by BenchKit 2-2265
Executing tool itstools
Input is PermAdmissibility-PT-01, examination is ReachabilityFireabilitySimple
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r061kn-blw3-143254875700169
=====================================================================


--------------------
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 PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-1
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-10
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-11
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-12
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-13
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-14
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-15
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-2
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-3
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-4
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-5
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-6
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-7
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-8
FORMULA_NAME PermAdmissibility-COL-01-ReachabilityFireabilitySimple-9

=== Now, execution of the tool begins

BK_START 1432638431757

work folder: /home/mcc/execution
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
unsat
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-1 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-1 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-2 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-2 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-3 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-3 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-4 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-4 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-5 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-5 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-6 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-6 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-7 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-7 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-8 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-8 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-9 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-9 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-10 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-10 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-11 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-12 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-12 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-13 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-13 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-14 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-14 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
Reachability property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-15 is true.
FORMULA PermAdmissibility-COL-01-ReachabilityFireabilitySimple-15 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL COLLATERAL_PROCESSING
work folder: /home/mcc/execution

BK_STOP 1432638448320

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

Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=512m; support was removed in 8.0
May 26, 2015 11:07:14 AM fr.lip6.move.gal.application.Application transformPNML
INFO: Parsing pnml file : /home/mcc/execution/model.pnml
May 26, 2015 11:07:14 AM fr.lip6.move.gal.nupn.PTNetReader loadFromXML
INFO: Load time of PNML (sax parser for PT used): 105 ms
May 26, 2015 11:07:14 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 168 places.
May 26, 2015 11:07:14 AM fr.lip6.move.gal.pnml.togal.PTGALTransformer handlePage
INFO: Transformed 592 transitions.
May 26, 2015 11:07:15 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 351 ms
May 26, 2015 11:07:15 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/ReachabilityFireabilitySimple.gal : 24 ms
May 26, 2015 11:07:15 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: No display to refresh.
May 26, 2015 11:07:15 AM fr.lip6.move.serialization.SerializationUtil serializePropertiesForITSTools
INFO: Time to serialize properties into /home/mcc/execution/ReachabilityFireabilitySimple.prop : 5 ms
May 26, 2015 11:07:15 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 341 ms
May 26, 2015 11:07:16 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 748 ms
May 26, 2015 11:07:16 AM fr.lip6.move.gal.cegar.support.SupportManager computeSupport
INFO: For property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0:[reachable] : ((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((c20>=1)&&(aux14_0>=1))&&(aux16_0>=1))||(((aux16_4>=1)&&(c20>=1))&&(aux14_0>=1)))||(((aux16_3>=1)&&(aux14_0>=1))&&(c20>=1)))||(((aux14_0>=1)&&(c20>=1))&&(aux16_2>=1)))||(((c20>=1)&&(aux16_1>=1))&&(aux14_0>=1)))||(((aux14_1>=1)&&(aux16_7>=1))&&(c20>=1)))||(((c20>=1)&&(aux14_2>=1))&&(aux16_0>=1)))||(((aux14_1>=1)&&(aux16_5>=1))&&(c20>=1)))||(((c20>=1)&&(aux14_1>=1))&&(aux16_6>=1)))||(((c20>=1)&&(aux16_3>=1))&&(aux14_2>=1)))||(((c20>=1)&&(aux14_2>=1))&&(aux16_4>=1)))||(((c20>=1)&&(aux16_1>=1))&&(aux14_2>=1)))||(((aux14_2>=1)&&(c20>=1))&&(aux16_2>=1)))||(((c20>=1)&&(aux14_0>=1))&&(aux16_7>=1)))||(((aux16_0>=1)&&(aux14_1>=1))&&(c20>=1)))||(((c20>=1)&&(aux14_0>=1))&&(aux16_5>=1)))||(((c20>=1)&&(aux14_0>=1))&&(aux16_6>=1)))||(((aux14_1>=1)&&(aux16_3>=1))&&(c20>=1)))||(((c20>=1)&&(aux14_1>=1))&&(aux16_4>=1)))||(((aux16_1>=1)&&(aux14_1>=1))&&(c20>=1)))||(((aux16_2>=1)&&(aux14_1>=1))&&(c20>=1)))||(((aux16_2>=1)&&(c20>=1))&&(aux14_4>=1)))||(((aux14_4>=1)&&(aux16_1>=1))&&(c20>=1)))||(((aux16_4>=1)&&(aux14_4>=1))&&(c20>=1)))||(((aux14_4>=1)&&(aux16_3>=1))&&(c20>=1)))||(((aux14_3>=1)&&(c20>=1))&&(aux16_6>=1)))||(((c20>=1)&&(aux14_3>=1))&&(aux16_5>=1)))||(((aux16_0>=1)&&(aux14_4>=1))&&(c20>=1)))||(((aux16_7>=1)&&(aux14_3>=1))&&(c20>=1)))||(((aux16_2>=1)&&(aux14_3>=1))&&(c20>=1)))||(((aux16_1>=1)&&(aux14_3>=1))&&(c20>=1)))||(((aux16_4>=1)&&(c20>=1))&&(aux14_3>=1)))||(((aux14_3>=1)&&(aux16_3>=1))&&(c20>=1)))||(((aux16_6>=1)&&(c20>=1))&&(aux14_2>=1)))||(((aux14_2>=1)&&(aux16_5>=1))&&(c20>=1)))||(((aux14_3>=1)&&(c20>=1))&&(aux16_0>=1)))||(((aux14_2>=1)&&(aux16_7>=1))&&(c20>=1)))||(((c20>=1)&&(aux16_1>=1))&&(aux14_6>=1)))||(((aux14_6>=1)&&(c20>=1))&&(aux16_2>=1)))||(((aux16_3>=1)&&(aux14_6>=1))&&(c20>=1)))||(((aux16_4>=1)&&(c20>=1))&&(aux14_6>=1)))||(((aux16_5>=1)&&(aux14_5>=1))&&(c20>=1)))||(((c20>=1)&&(aux14_5>=1))&&(aux16_6>=1)))||(((aux14_5>=1)&&(aux16_7>=1))&&(c20>=1)))||(((aux16_0>=1)&&(c20>=1))&&(aux14_6>=1)))||(((aux14_5>=1)&&(aux16_1>=1))&&(c20>=1)))||(((aux16_2>=1)&&(c20>=1))&&(aux14_5>=1)))||(((aux16_3>=1)&&(aux14_5>=1))&&(c20>=1)))||(((aux16_4>=1)&&(aux14_5>=1))&&(c20>=1)))||(((aux16_5>=1)&&(aux14_4>=1))&&(c20>=1)))||(((aux16_6>=1)&&(aux14_4>=1))&&(c20>=1)))||(((aux16_7>=1)&&(aux14_4>=1))&&(c20>=1)))||(((aux16_0>=1)&&(c20>=1))&&(aux14_5>=1)))||(((aux16_7>=1)&&(aux14_7>=1))&&(c20>=1)))||(((aux14_7>=1)&&(c20>=1))&&(aux16_6>=1)))||(((c20>=1)&&(aux14_7>=1))&&(aux16_5>=1)))||(((aux16_4>=1)&&(c20>=1))&&(aux14_7>=1)))||(((c20>=1)&&(aux14_7>=1))&&(aux16_3>=1)))||(((aux16_2>=1)&&(aux14_7>=1))&&(c20>=1)))||(((aux16_1>=1)&&(aux14_7>=1))&&(c20>=1)))||(((aux14_7>=1)&&(c20>=1))&&(aux16_0>=1)))||(((aux14_6>=1)&&(aux16_7>=1))&&(c20>=1)))||(((aux16_6>=1)&&(c20>=1))&&(aux14_6>=1)))||(((aux14_6>=1)&&(aux16_5>=1))&&(c20>=1))) found Support [c20, aux14_0, aux16_0, aux16_4, aux16_3, aux16_2, aux16_1, aux14_1, aux16_7, aux14_2, aux16_5, aux16_6, aux14_4, aux14_3, aux14_6, aux14_5, aux14_7]
May 26, 2015 11:07:16 AM fr.lip6.move.gal.cegar.support.SupportManager computeSupport
INFO: Computing abstraction support, depth 0, found support 17
May 26, 2015 11:07:16 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:16 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 151 / 168 variable(s)
May 26, 2015 11:07:16 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 0 times)...
May 26, 2015 11:07:16 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:16 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 117 ms
May 26, 2015 11:07:16 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 10 ms
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 536 ms
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch10_4_0, switch12_3_0, display3_3_0]
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch10_4_0, switch12_3_0, display3_3_0] on the original GAL...
May 26, 2015 11:07:17 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(UNSAT) depth K=1 took 1307 ms
May 26, 2015 11:07:17 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 235 ms
May 26, 2015 11:07:17 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 18 ms
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 477 ms
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch10_4_0 couldn't be replayed on the original GAL
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch10_4_0 to refine the abstraction...
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 148 / 168 variable(s)
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 1 times)...
May 26, 2015 11:07:17 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:17 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 61 ms
May 26, 2015 11:07:17 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 9 ms
May 26, 2015 11:07:17 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-1(UNSAT) depth K=1 took 743 ms
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 362 ms
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch9_3_5, switch10_7_4, switch12_3_0, display3_0_4]
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch9_3_5, switch10_7_4, switch12_3_0, display3_0_4] on the original GAL...
May 26, 2015 11:07:18 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 235 ms
May 26, 2015 11:07:18 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 17 ms
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 527 ms
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch9_3_5 couldn't be replayed on the original GAL
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch9_3_5 to refine the abstraction...
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 145 / 168 variable(s)
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 2 times)...
May 26, 2015 11:07:18 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:18 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-2(UNSAT) depth K=1 took 724 ms
May 26, 2015 11:07:18 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 70 ms
May 26, 2015 11:07:18 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 4 ms
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 571 ms
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch8_1_7, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4]
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch8_1_7, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4] on the original GAL...
May 26, 2015 11:07:19 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-3(UNSAT) depth K=1 took 709 ms
May 26, 2015 11:07:19 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 241 ms
May 26, 2015 11:07:19 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 17 ms
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 585 ms
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch8_1_7 couldn't be replayed on the original GAL
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch8_1_7 to refine the abstraction...
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 142 / 168 variable(s)
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 3 times)...
May 26, 2015 11:07:19 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:19 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 45 ms
May 26, 2015 11:07:19 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 7 ms
May 26, 2015 11:07:20 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-4(UNSAT) depth K=1 took 743 ms
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 620 ms
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch7_0_2, switch8_4_3, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4]
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch7_0_2, switch8_4_3, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4] on the original GAL...
May 26, 2015 11:07:20 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 180 ms
May 26, 2015 11:07:20 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 9 ms
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 374 ms
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch7_0_2 couldn't be replayed on the original GAL
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch7_0_2 to refine the abstraction...
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 139 / 168 variable(s)
May 26, 2015 11:07:20 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-5(UNSAT) depth K=1 took 822 ms
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 4 times)...
May 26, 2015 11:07:20 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:21 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 60 ms
May 26, 2015 11:07:21 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 6 ms
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 620 ms
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch6_5_7, switch7_5_6, switch8_4_3, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4]
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch6_5_7, switch7_5_6, switch8_4_3, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4] on the original GAL...
May 26, 2015 11:07:21 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-6(UNSAT) depth K=1 took 708 ms
May 26, 2015 11:07:21 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 149 ms
May 26, 2015 11:07:21 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 3 ms
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 323 ms
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch6_5_7 couldn't be replayed on the original GAL
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch6_5_7 to refine the abstraction...
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 136 / 168 variable(s)
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 5 times)...
May 26, 2015 11:07:21 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:22 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 49 ms
May 26, 2015 11:07:22 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 8 ms
May 26, 2015 11:07:22 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-7(UNSAT) depth K=1 took 705 ms
May 26, 2015 11:07:22 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 728 ms
May 26, 2015 11:07:22 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch5_0_3, switch6_1_6, switch7_5_6, switch8_4_3, switch9_1_0, switch10_7_4, switch12_3_0, display3_0_4]
May 26, 2015 11:07:22 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch5_0_3, switch6_1_6, switch7_5_6, switch8_4_3, switch9_1_0, switch10_7_4, switch12_3_0, display3_0_4] on the original GAL...
May 26, 2015 11:07:22 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 172 ms
May 26, 2015 11:07:22 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 7 ms
May 26, 2015 11:07:23 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-8(UNSAT) depth K=1 took 627 ms
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 358 ms
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch5_0_3 couldn't be replayed on the original GAL
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch5_0_3 to refine the abstraction...
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 133 / 168 variable(s)
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 6 times)...
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:23 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 51 ms
May 26, 2015 11:07:23 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 3 ms
May 26, 2015 11:07:23 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-9(UNSAT) depth K=1 took 626 ms
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 742 ms
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch4_2_7, switch5_1_2, switch6_1_6, switch7_4_2, switch8_4_7, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4]
May 26, 2015 11:07:23 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch4_2_7, switch5_1_2, switch6_1_6, switch7_4_2, switch8_4_7, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4] on the original GAL...
May 26, 2015 11:07:24 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 132 ms
May 26, 2015 11:07:24 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 4 ms
May 26, 2015 11:07:24 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 304 ms
May 26, 2015 11:07:24 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch4_2_7 couldn't be replayed on the original GAL
May 26, 2015 11:07:24 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch4_2_7 to refine the abstraction...
May 26, 2015 11:07:24 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:24 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 130 / 168 variable(s)
May 26, 2015 11:07:24 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 7 times)...
May 26, 2015 11:07:24 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:24 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-10(UNSAT) depth K=1 took 632 ms
May 26, 2015 11:07:24 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 53 ms
May 26, 2015 11:07:24 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 2 ms
May 26, 2015 11:07:24 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-11(UNSAT) depth K=1 took 652 ms
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 932 ms
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch3_3_6, switch4_2_7, switch5_1_2, switch6_1_6, switch7_4_2, switch8_4_7, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4]
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch3_3_6, switch4_2_7, switch5_1_2, switch6_1_6, switch7_4_2, switch8_4_7, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4] on the original GAL...
May 26, 2015 11:07:25 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 150 ms
May 26, 2015 11:07:25 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 3 ms
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 324 ms
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch3_3_6 couldn't be replayed on the original GAL
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch3_3_6 to refine the abstraction...
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 127 / 168 variable(s)
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 8 times)...
May 26, 2015 11:07:25 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:25 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-12(UNSAT) depth K=1 took 699 ms
May 26, 2015 11:07:25 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 52 ms
May 26, 2015 11:07:25 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 2 ms
May 26, 2015 11:07:26 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-13(UNSAT) depth K=1 took 615 ms
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 828 ms
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Found trace: [switch2_1_4, switch3_3_6, switch4_2_7, switch5_1_2, switch6_1_6, switch7_1_2, switch8_4_7, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4]
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -trace [switch2_1_4, switch3_3_6, switch4_2_7, switch5_1_2, switch6_1_6, switch7_1_2, switch8_4_7, switch9_7_4, switch10_7_4, switch12_3_0, display3_0_4] on the original GAL...
May 26, 2015 11:07:26 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 111 ms
May 26, 2015 11:07:26 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 2 ms
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.checkers.ITSLauncher run
INFO: Run of its-reach took 307 ms
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Transition switch2_1_4 couldn't be replayed on the original GAL
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.abstractor.SupportBasedAbstractor refine
INFO: Using failed transition switch2_1_4 to refine the abstraction...
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.abstractor.BoundComputer compute
INFO: Bounding GAL to K = 1
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.abstractor.VariablesAbstractor abstractUsingSupport
INFO: Abstracting GAL, removed 124 / 168 variable(s)
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Checking abstraction for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0(refined 9 times)...
May 26, 2015 11:07:26 AM fr.lip6.move.gal.cegar.checkers.CEGARChecker check
INFO: Running its-reach -reachable on the abstraction...
May 26, 2015 11:07:26 AM fr.lip6.move.gal.instantiate.GALRewriter flatten
INFO: Flatten gal took : 53 ms
May 26, 2015 11:07:26 AM fr.lip6.move.serialization.SerializationUtil systemToFile
INFO: Time to serialize gal into /home/mcc/execution/work/abstract.gal : 2 ms
May 26, 2015 11:07:26 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-14(UNSAT) depth K=1 took 654 ms
May 26, 2015 11:07:27 AM fr.lip6.move.gal.gal2smt.Gal2SMTFrontEnd checkProperties
INFO: SMT solution for property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-15(UNSAT) depth K=1 took 613 ms
java.lang.IllegalThreadStateException: process hasn't exited
at java.lang.UNIXProcess.exitValue(UNIXProcess.java:421)
at fr.lip6.move.gal.itstools.ProcessController.execute(ProcessController.java:125)
at fr.lip6.move.gal.cegar.checkers.ITSLauncher.run(ITSLauncher.java:99)
at fr.lip6.move.gal.cegar.checkers.ITSLauncher.run(ITSLauncher.java:56)
at fr.lip6.move.gal.cegar.checkers.ITSPropertyCheckerAdapter.check(ITSPropertyCheckerAdapter.java:72)
at fr.lip6.move.gal.cegar.checkers.CEGARChecker.check(CEGARChecker.java:46)
at fr.lip6.move.gal.cegar.frontend.CegarFrontEnd.processGal(CegarFrontEnd.java:24)
at fr.lip6.move.gal.application.Application$3.run(Application.java:354)
at java.lang.Thread.run(Thread.java:745)
May 26, 2015 11:07:27 AM fr.lip6.move.gal.application.Application$3 run
WARNING: Aborting CEGAR check of property PermAdmissibility-COL-01-ReachabilityFireabilitySimple-0 due to an exception when running procedure.

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="PermAdmissibility-PT-01"
export BK_EXAMINATION="ReachabilityFireabilitySimple"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/user/u8/hulinhub/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/PermAdmissibility-PT-01.tgz
mv PermAdmissibility-PT-01 execution

# this is for BenchKit: explicit launching of the test

cd execution
echo "====================================================================="
echo " Generated by BenchKit 2-2265"
echo " Executing tool itstools"
echo " Input is PermAdmissibility-PT-01, examination is ReachabilityFireabilitySimple"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r061kn-blw3-143254875700169"
echo "====================================================================="
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "ReachabilityFireabilitySimple" = "ReachabilityComputeBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityFireabilitySimple" != "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 "ReachabilityFireabilitySimple.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityFireabilitySimple.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityFireabilitySimple.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 '' ReachabilityFireabilitySimple.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 ;