java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBpl.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/programs/regression/bpl/AutomizerBpl-nestedInterpolants.epf -i ../../../trunk/examples/programs/real-life/GuiTestExample.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-935f392 [2018-07-23 13:36:26,511 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-23 13:36:26,513 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-23 13:36:26,525 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-23 13:36:26,526 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-23 13:36:26,527 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-23 13:36:26,528 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-23 13:36:26,530 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-23 13:36:26,532 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-23 13:36:26,533 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-23 13:36:26,534 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-23 13:36:26,534 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-23 13:36:26,535 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-23 13:36:26,536 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-23 13:36:26,538 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-23 13:36:26,539 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-23 13:36:26,540 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-23 13:36:26,542 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-23 13:36:26,544 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-23 13:36:26,545 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-23 13:36:26,547 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-23 13:36:26,548 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-23 13:36:26,551 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-23 13:36:26,551 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-23 13:36:26,551 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-23 13:36:26,552 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-23 13:36:26,554 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-23 13:36:26,554 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-23 13:36:26,555 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-23 13:36:26,557 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-23 13:36:26,557 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-23 13:36:26,558 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-23 13:36:26,558 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-23 13:36:26,558 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-23 13:36:26,560 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-23 13:36:26,560 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-23 13:36:26,561 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/regression/bpl/AutomizerBpl-nestedInterpolants.epf [2018-07-23 13:36:26,589 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-23 13:36:26,589 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-23 13:36:26,591 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-23 13:36:26,591 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-07-23 13:36:26,591 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-23 13:36:26,591 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2018-07-23 13:36:26,591 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-23 13:36:26,592 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-23 13:36:26,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-23 13:36:26,669 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-23 13:36:26,676 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-23 13:36:26,677 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-23 13:36:26,678 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-23 13:36:26,679 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GuiTestExample.bpl [2018-07-23 13:36:26,680 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/GuiTestExample.bpl' [2018-07-23 13:36:26,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-23 13:36:26,792 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-07-23 13:36:26,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-23 13:36:26,793 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-23 13:36:26,793 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-23 13:36:26,821 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/1) ... [2018-07-23 13:36:26,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/1) ... [2018-07-23 13:36:26,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/1) ... [2018-07-23 13:36:26,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/1) ... [2018-07-23 13:36:26,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/1) ... [2018-07-23 13:36:26,883 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/1) ... [2018-07-23 13:36:26,887 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/1) ... [2018-07-23 13:36:26,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-23 13:36:26,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-23 13:36:26,904 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-23 13:36:26,904 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-23 13:36:26,905 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/1) ... [2018-07-23 13:36:26,996 INFO L124 BoogieDeclarations]: Specification and implementation of procedure $EFG_Procedure given in one single declaration [2018-07-23 13:36:26,997 INFO L130 BoogieDeclarations]: Found specification of procedure $EFG_Procedure [2018-07-23 13:36:26,997 INFO L138 BoogieDeclarations]: Found implementation of procedure $EFG_Procedure [2018-07-23 13:36:26,997 INFO L124 BoogieDeclarations]: Specification and implementation of procedure java.awt.Dimension$java.awt.Toolkit$getScreenSize$3246 given in one single declaration [2018-07-23 13:36:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure java.awt.Dimension$java.awt.Toolkit$getScreenSize$3246 [2018-07-23 13:36:26,998 INFO L138 BoogieDeclarations]: Found implementation of procedure java.awt.Dimension$java.awt.Toolkit$getScreenSize$3246 [2018-07-23 13:36:26,998 INFO L130 BoogieDeclarations]: Found specification of procedure void$javax.swing.AbstractButton$addActionListener$4123 [2018-07-23 13:36:26,999 INFO L124 BoogieDeclarations]: Specification and implementation of procedure javax.swing.JButton$SimpleFrame2Cons$access$0$1806 given in one single declaration [2018-07-23 13:36:26,999 INFO L130 BoogieDeclarations]: Found specification of procedure javax.swing.JButton$SimpleFrame2Cons$access$0$1806 [2018-07-23 13:36:26,999 INFO L138 BoogieDeclarations]: Found implementation of procedure javax.swing.JButton$SimpleFrame2Cons$access$0$1806 [2018-07-23 13:36:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure java.awt.Component$java.awt.Container$add$2075 [2018-07-23 13:36:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure void$javax.swing.JButton$$la$init$ra$$2558 [2018-07-23 13:36:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure void$javax.swing.JFrame$setLayout$1827 [2018-07-23 13:36:27,000 INFO L130 BoogieDeclarations]: Found specification of procedure void$java.lang.Object$$la$init$ra$$38 [2018-07-23 13:36:27,001 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$1$$la$init$ra$$1802 given in one single declaration [2018-07-23 13:36:27,001 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$1$$la$init$ra$$1802 [2018-07-23 13:36:27,001 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$1$$la$init$ra$$1802 [2018-07-23 13:36:27,002 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$main$1804 given in one single declaration [2018-07-23 13:36:27,002 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$main$1804 [2018-07-23 13:36:27,002 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$main$1804 [2018-07-23 13:36:27,003 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$2$actionPerformed$4553 given in one single declaration [2018-07-23 13:36:27,003 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$2$actionPerformed$4553 [2018-07-23 13:36:27,003 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$2$actionPerformed$4553 [2018-07-23 13:36:27,003 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$3$actionPerformed$4886 given in one single declaration [2018-07-23 13:36:27,004 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$3$actionPerformed$4886 [2018-07-23 13:36:27,004 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$3$actionPerformed$4886 [2018-07-23 13:36:27,005 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$1$run$1803 given in one single declaration [2018-07-23 13:36:27,005 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$1$run$1803 [2018-07-23 13:36:27,005 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$1$run$1803 [2018-07-23 13:36:27,006 INFO L130 BoogieDeclarations]: Found specification of procedure void$java.awt.Frame$setTitle$1852 [2018-07-23 13:36:27,006 INFO L130 BoogieDeclarations]: Found specification of procedure void$javax.swing.AbstractButton$setEnabled$4131 [2018-07-23 13:36:27,006 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$4$$la$init$ra$$4887 given in one single declaration [2018-07-23 13:36:27,007 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$4$$la$init$ra$$4887 [2018-07-23 13:36:27,007 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$4$$la$init$ra$$4887 [2018-07-23 13:36:27,007 INFO L130 BoogieDeclarations]: Found specification of procedure int$java.awt.Component$getHeight$2305 [2018-07-23 13:36:27,008 INFO L130 BoogieDeclarations]: Found specification of procedure void$java.awt.Window$setLocation$1913 [2018-07-23 13:36:27,008 INFO L124 BoogieDeclarations]: Specification and implementation of procedure int$SimpleFrame2Cons$access$2$1808 given in one single declaration [2018-07-23 13:36:27,008 INFO L130 BoogieDeclarations]: Found specification of procedure int$SimpleFrame2Cons$access$2$1808 [2018-07-23 13:36:27,008 INFO L138 BoogieDeclarations]: Found implementation of procedure int$SimpleFrame2Cons$access$2$1808 [2018-07-23 13:36:27,009 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$access$1$1807 given in one single declaration [2018-07-23 13:36:27,009 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$access$1$1807 [2018-07-23 13:36:27,009 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$access$1$1807 [2018-07-23 13:36:27,013 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$4$actionPerformed$4888 given in one single declaration [2018-07-23 13:36:27,013 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$4$actionPerformed$4888 [2018-07-23 13:36:27,013 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$4$actionPerformed$4888 [2018-07-23 13:36:27,013 INFO L130 BoogieDeclarations]: Found specification of procedure void$java.awt.Window$setVisible$1918 [2018-07-23 13:36:27,014 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$2$$la$init$ra$$4552 given in one single declaration [2018-07-23 13:36:27,014 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$2$$la$init$ra$$4552 [2018-07-23 13:36:27,015 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$2$$la$init$ra$$4552 [2018-07-23 13:36:27,015 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$3$$la$init$ra$$4885 given in one single declaration [2018-07-23 13:36:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$3$$la$init$ra$$4885 [2018-07-23 13:36:27,016 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$3$$la$init$ra$$4885 [2018-07-23 13:36:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure void$javax.swing.JFrame$setDefaultCloseOperation$1816 [2018-07-23 13:36:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure void$java.awt.Frame$setResizable$1858 [2018-07-23 13:36:27,016 INFO L130 BoogieDeclarations]: Found specification of procedure void$java.awt.Window$pack$1909 [2018-07-23 13:36:27,017 INFO L130 BoogieDeclarations]: Found specification of procedure void$java.awt.FlowLayout$$la$init$ra$$4889 [2018-07-23 13:36:27,017 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$javax.swing.JFrame$$la$init$ra$$1809 given in one single declaration [2018-07-23 13:36:27,017 INFO L130 BoogieDeclarations]: Found specification of procedure void$javax.swing.JFrame$$la$init$ra$$1809 [2018-07-23 13:36:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure void$javax.swing.JFrame$$la$init$ra$$1809 [2018-07-23 13:36:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure void$javax.swing.SwingUtilities$invokeLater$4940 [2018-07-23 13:36:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure java.awt.Toolkit$java.awt.Toolkit$getDefaultToolkit$3255 [2018-07-23 13:36:27,020 INFO L124 BoogieDeclarations]: Specification and implementation of procedure void$SimpleFrame2Cons$$la$init$ra$$1805 given in one single declaration [2018-07-23 13:36:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure void$SimpleFrame2Cons$$la$init$ra$$1805 [2018-07-23 13:36:27,020 INFO L138 BoogieDeclarations]: Found implementation of procedure void$SimpleFrame2Cons$$la$init$ra$$1805 [2018-07-23 13:36:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure int$java.awt.Component$getWidth$2304 [2018-07-23 13:36:27,108 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,154 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,164 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,178 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,273 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,280 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,285 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,287 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,291 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,296 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,303 WARN L448 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-07-23 13:36:27,813 INFO L258 CfgBuilder]: Using library mode [2018-07-23 13:36:27,815 INFO L202 PluginConnector]: Adding new model GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:36:27 BoogieIcfgContainer [2018-07-23 13:36:27,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-23 13:36:27,816 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-23 13:36:27,817 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-23 13:36:27,821 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-23 13:36:27,821 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 23.07 01:36:26" (1/2) ... [2018-07-23 13:36:27,822 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ae0d906 and model type GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:36:27, skipping insertion in model container [2018-07-23 13:36:27,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:36:27" (2/2) ... [2018-07-23 13:36:27,825 INFO L112 eAbstractionObserver]: Analyzing ICFG GuiTestExample.bpl [2018-07-23 13:36:27,835 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2018-07-23 13:36:27,845 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 47 error locations. [2018-07-23 13:36:27,891 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-23 13:36:27,892 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-23 13:36:27,892 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-23 13:36:27,892 INFO L375 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2018-07-23 13:36:27,892 INFO L376 AbstractCegarLoop]: Backedges is CANONICAL [2018-07-23 13:36:27,892 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-23 13:36:27,892 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-23 13:36:27,892 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-23 13:36:27,893 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-23 13:36:27,914 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states. [2018-07-23 13:36:27,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:36:27,926 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:27,927 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:36:27,928 INFO L414 AbstractCegarLoop]: === Iteration 1 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:27,933 INFO L82 PathProgramCache]: Analyzing trace with hash 14644, now seen corresponding path program 1 times [2018-07-23 13:36:27,940 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:36:28,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,003 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:36:28,003 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:36:28,005 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:36:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,006 INFO L185 omatonBuilderFactory]: Interpolants [155#true, 156#false, 157#(not (= void$SimpleFrame2Cons$1$$la$init$ra$$1802_r01 $null))] [2018-07-23 13:36:28,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,008 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:36:28,022 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:36:28,023 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,025 INFO L87 Difference]: Start difference. First operand 152 states. Second operand 3 states. [2018-07-23 13:36:28,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:36:28,075 INFO L93 Difference]: Finished difference Result 152 states and 167 transitions. [2018-07-23 13:36:28,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:36:28,077 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:36:28,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:36:28,093 INFO L225 Difference]: With dead ends: 152 [2018-07-23 13:36:28,093 INFO L226 Difference]: Without dead ends: 127 [2018-07-23 13:36:28,097 INFO L575 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2018-07-23 13:36:28,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2018-07-23 13:36:28,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2018-07-23 13:36:28,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 140 transitions. [2018-07-23 13:36:28,167 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 140 transitions. Word has length 2 [2018-07-23 13:36:28,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:36:28,167 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 140 transitions. [2018-07-23 13:36:28,168 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:36:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 140 transitions. [2018-07-23 13:36:28,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:36:28,170 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:28,170 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:36:28,170 INFO L414 AbstractCegarLoop]: === Iteration 2 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:28,171 INFO L82 PathProgramCache]: Analyzing trace with hash 14139, now seen corresponding path program 1 times [2018-07-23 13:36:28,171 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:36:28,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,179 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:36:28,180 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:36:28,180 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:36:28,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,188 INFO L185 omatonBuilderFactory]: Interpolants [716#true, 717#false, 718#(not (= $null void$SimpleFrame2Cons$4$$la$init$ra$$4887_r0120))] [2018-07-23 13:36:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,190 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:36:28,191 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:36:28,191 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,195 INFO L87 Difference]: Start difference. First operand 127 states and 140 transitions. Second operand 3 states. [2018-07-23 13:36:28,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:36:28,225 INFO L93 Difference]: Finished difference Result 127 states and 140 transitions. [2018-07-23 13:36:28,225 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:36:28,225 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:36:28,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:36:28,228 INFO L225 Difference]: With dead ends: 127 [2018-07-23 13:36:28,228 INFO L226 Difference]: Without dead ends: 126 [2018-07-23 13:36:28,229 INFO L575 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2018-07-23 13:36:28,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 126. [2018-07-23 13:36:28,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2018-07-23 13:36:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 139 transitions. [2018-07-23 13:36:28,261 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 139 transitions. Word has length 2 [2018-07-23 13:36:28,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:36:28,262 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 139 transitions. [2018-07-23 13:36:28,262 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:36:28,262 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 139 transitions. [2018-07-23 13:36:28,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:36:28,264 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:28,264 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:36:28,266 INFO L414 AbstractCegarLoop]: === Iteration 3 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:28,266 INFO L82 PathProgramCache]: Analyzing trace with hash 15219, now seen corresponding path program 1 times [2018-07-23 13:36:28,266 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:28,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:36:28,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,274 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:36:28,275 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:36:28,275 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:36:28,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,276 INFO L185 omatonBuilderFactory]: Interpolants [1225#true, 1226#false, 1227#(not (= $EFG_Procedure_r012 $null))] [2018-07-23 13:36:28,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,276 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:36:28,277 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:36:28,277 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,277 INFO L87 Difference]: Start difference. First operand 126 states and 139 transitions. Second operand 3 states. [2018-07-23 13:36:28,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:36:28,303 INFO L93 Difference]: Finished difference Result 126 states and 139 transitions. [2018-07-23 13:36:28,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:36:28,304 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:36:28,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:36:28,307 INFO L225 Difference]: With dead ends: 126 [2018-07-23 13:36:28,308 INFO L226 Difference]: Without dead ends: 125 [2018-07-23 13:36:28,308 INFO L575 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-07-23 13:36:28,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-07-23 13:36:28,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-07-23 13:36:28,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 138 transitions. [2018-07-23 13:36:28,328 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 138 transitions. Word has length 2 [2018-07-23 13:36:28,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:36:28,328 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 138 transitions. [2018-07-23 13:36:28,329 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:36:28,329 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 138 transitions. [2018-07-23 13:36:28,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:36:28,330 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:28,330 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:36:28,330 INFO L414 AbstractCegarLoop]: === Iteration 4 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:28,330 INFO L82 PathProgramCache]: Analyzing trace with hash 12991, now seen corresponding path program 1 times [2018-07-23 13:36:28,331 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:36:28,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,338 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:36:28,339 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:36:28,339 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:36:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,340 INFO L185 omatonBuilderFactory]: Interpolants [1730#true, 1731#false, 1732#(not (= $null void$SimpleFrame2Cons$3$$la$init$ra$$4885_r0107))] [2018-07-23 13:36:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,340 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:36:28,341 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:36:28,341 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,342 INFO L87 Difference]: Start difference. First operand 125 states and 138 transitions. Second operand 3 states. [2018-07-23 13:36:28,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:36:28,360 INFO L93 Difference]: Finished difference Result 125 states and 138 transitions. [2018-07-23 13:36:28,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:36:28,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:36:28,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:36:28,362 INFO L225 Difference]: With dead ends: 125 [2018-07-23 13:36:28,362 INFO L226 Difference]: Without dead ends: 124 [2018-07-23 13:36:28,363 INFO L575 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-07-23 13:36:28,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 124. [2018-07-23 13:36:28,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2018-07-23 13:36:28,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 137 transitions. [2018-07-23 13:36:28,382 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 137 transitions. Word has length 2 [2018-07-23 13:36:28,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:36:28,383 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 137 transitions. [2018-07-23 13:36:28,383 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:36:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 137 transitions. [2018-07-23 13:36:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:36:28,384 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:28,384 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:36:28,386 INFO L414 AbstractCegarLoop]: === Iteration 5 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:28,387 INFO L82 PathProgramCache]: Analyzing trace with hash 14316, now seen corresponding path program 1 times [2018-07-23 13:36:28,387 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:36:28,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,395 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:36:28,395 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:36:28,396 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:36:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,397 INFO L185 omatonBuilderFactory]: Interpolants [2231#true, 2232#false, 2233#(not (= $null void$SimpleFrame2Cons$$la$init$ra$$1805_r012))] [2018-07-23 13:36:28,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,397 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:36:28,398 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:36:28,398 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,398 INFO L87 Difference]: Start difference. First operand 124 states and 137 transitions. Second operand 3 states. [2018-07-23 13:36:28,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:36:28,470 INFO L93 Difference]: Finished difference Result 124 states and 137 transitions. [2018-07-23 13:36:28,470 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:36:28,472 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:36:28,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:36:28,474 INFO L225 Difference]: With dead ends: 124 [2018-07-23 13:36:28,474 INFO L226 Difference]: Without dead ends: 111 [2018-07-23 13:36:28,475 INFO L575 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2018-07-23 13:36:28,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2018-07-23 13:36:28,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2018-07-23 13:36:28,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 124 transitions. [2018-07-23 13:36:28,506 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 124 transitions. Word has length 2 [2018-07-23 13:36:28,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:36:28,506 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 124 transitions. [2018-07-23 13:36:28,507 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:36:28,507 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 124 transitions. [2018-07-23 13:36:28,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:36:28,508 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:28,508 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:36:28,508 INFO L414 AbstractCegarLoop]: === Iteration 6 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:28,508 INFO L82 PathProgramCache]: Analyzing trace with hash 13939, now seen corresponding path program 1 times [2018-07-23 13:36:28,509 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:28,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:36:28,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,514 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:36:28,514 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:36:28,514 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:36:28,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,515 INFO L185 omatonBuilderFactory]: Interpolants [2704#true, 2705#false, 2706#(not (= void$SimpleFrame2Cons$2$$la$init$ra$$4552_r093 $null))] [2018-07-23 13:36:28,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,515 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:36:28,516 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:36:28,516 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,516 INFO L87 Difference]: Start difference. First operand 111 states and 124 transitions. Second operand 3 states. [2018-07-23 13:36:28,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:36:28,539 INFO L93 Difference]: Finished difference Result 111 states and 124 transitions. [2018-07-23 13:36:28,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:36:28,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:36:28,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:36:28,543 INFO L225 Difference]: With dead ends: 111 [2018-07-23 13:36:28,543 INFO L226 Difference]: Without dead ends: 110 [2018-07-23 13:36:28,544 INFO L575 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-07-23 13:36:28,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2018-07-23 13:36:28,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-07-23 13:36:28,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 123 transitions. [2018-07-23 13:36:28,570 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 123 transitions. Word has length 2 [2018-07-23 13:36:28,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:36:28,571 INFO L471 AbstractCegarLoop]: Abstraction has 110 states and 123 transitions. [2018-07-23 13:36:28,571 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:36:28,571 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 123 transitions. [2018-07-23 13:36:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:36:28,572 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:28,572 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:36:28,574 INFO L414 AbstractCegarLoop]: === Iteration 7 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:28,574 INFO L82 PathProgramCache]: Analyzing trace with hash 13350, now seen corresponding path program 1 times [2018-07-23 13:36:28,574 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:36:28,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,587 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:36:28,587 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:36:28,587 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:36:28,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,588 INFO L185 omatonBuilderFactory]: Interpolants [3149#true, 3150#false, 3151#(not (= $null void$SimpleFrame2Cons$1$run$1803_$r14))] [2018-07-23 13:36:28,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,589 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:36:28,589 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:36:28,589 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,590 INFO L87 Difference]: Start difference. First operand 110 states and 123 transitions. Second operand 3 states. [2018-07-23 13:36:28,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:36:28,621 INFO L93 Difference]: Finished difference Result 110 states and 123 transitions. [2018-07-23 13:36:28,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:36:28,621 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:36:28,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:36:28,623 INFO L225 Difference]: With dead ends: 110 [2018-07-23 13:36:28,623 INFO L226 Difference]: Without dead ends: 108 [2018-07-23 13:36:28,624 INFO L575 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2018-07-23 13:36:28,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2018-07-23 13:36:28,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2018-07-23 13:36:28,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 121 transitions. [2018-07-23 13:36:28,650 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 121 transitions. Word has length 2 [2018-07-23 13:36:28,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:36:28,650 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 121 transitions. [2018-07-23 13:36:28,650 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:36:28,651 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 121 transitions. [2018-07-23 13:36:28,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2018-07-23 13:36:28,651 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:28,652 INFO L357 BasicCegarLoop]: trace histogram [1, 1] [2018-07-23 13:36:28,652 INFO L414 AbstractCegarLoop]: === Iteration 8 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:28,652 INFO L82 PathProgramCache]: Analyzing trace with hash 7106, now seen corresponding path program 1 times [2018-07-23 13:36:28,652 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-23 13:36:28,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,657 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-23 13:36:28,657 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2018-07-23 13:36:28,658 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-07-23 13:36:28,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,658 INFO L185 omatonBuilderFactory]: Interpolants [3588#true, 3589#false, 3590#(not (= void$SimpleFrame2Cons$main$1804_$r110 $null))] [2018-07-23 13:36:28,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-23 13:36:28,659 INFO L450 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-23 13:36:28,659 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-23 13:36:28,659 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,660 INFO L87 Difference]: Start difference. First operand 108 states and 121 transitions. Second operand 3 states. [2018-07-23 13:36:28,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-23 13:36:28,675 INFO L93 Difference]: Finished difference Result 108 states and 121 transitions. [2018-07-23 13:36:28,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-23 13:36:28,675 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2 [2018-07-23 13:36:28,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-23 13:36:28,677 INFO L225 Difference]: With dead ends: 108 [2018-07-23 13:36:28,677 INFO L226 Difference]: Without dead ends: 103 [2018-07-23 13:36:28,678 INFO L575 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-07-23 13:36:28,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2018-07-23 13:36:28,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2018-07-23 13:36:28,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2018-07-23 13:36:28,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 117 transitions. [2018-07-23 13:36:28,692 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 117 transitions. Word has length 2 [2018-07-23 13:36:28,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-23 13:36:28,693 INFO L471 AbstractCegarLoop]: Abstraction has 103 states and 117 transitions. [2018-07-23 13:36:28,693 INFO L472 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-23 13:36:28,693 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 117 transitions. [2018-07-23 13:36:28,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2018-07-23 13:36:28,694 INFO L349 BasicCegarLoop]: Found error trace [2018-07-23 13:36:28,694 INFO L357 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2018-07-23 13:36:28,695 INFO L414 AbstractCegarLoop]: === Iteration 9 === [void$SimpleFrame2Cons$3$$la$init$ra$$4885Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$actionPerformed$4553Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err0AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err25AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err13AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err20AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err14AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err4RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err6AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err19AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err12RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err29AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err26AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err15AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err2AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err5AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err9AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err11AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err18AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err22AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err16AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err3AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err24RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err28AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err10AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err8RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$$la$init$ra$$1805Err27AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err17AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err23AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err21AssertViolationASSERT, void$SimpleFrame2Cons$$la$init$ra$$1805Err7AssertViolationASSERT, void$SimpleFrame2Cons$1$$la$init$ra$$1802Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$1$run$1803Err0AssertViolationASSERT, void$SimpleFrame2Cons$1$run$1803Err2AssertViolationASSERT, void$SimpleFrame2Cons$4$$la$init$ra$$4887Err0AssertViolationASSERT, void$SimpleFrame2Cons$4$actionPerformed$4888Err0AssertViolationASSERT, void$SimpleFrame2Cons$main$1804Err1RequiresViolationPRE_CONDITION, void$SimpleFrame2Cons$main$1804Err0AssertViolationASSERT, void$SimpleFrame2Cons$2$$la$init$ra$$4552Err0AssertViolationASSERT, $EFG_ProcedureErr0RequiresViolationPRE_CONDITION, $EFG_ProcedureErr1RequiresViolationPRE_CONDITION, $EFG_ProcedureErr2RequiresViolationPRE_CONDITION, $EFG_ProcedureErr4RequiresViolationPRE_CONDITION, $EFG_ProcedureErr3RequiresViolationPRE_CONDITION, $EFG_ProcedureErr5AssertViolationASSERT]=== [2018-07-23 13:36:28,695 INFO L82 PathProgramCache]: Analyzing trace with hash 458792570, now seen corresponding path program 1 times [2018-07-23 13:36:28,695 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-23 13:36:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-07-23 13:36:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-07-23 13:36:28,715 INFO L423 BasicCegarLoop]: Counterexample might be feasible [2018-07-23 13:36:28,741 INFO L202 PluginConnector]: Adding new model GuiTestExample.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 01:36:28 BoogieIcfgContainer [2018-07-23 13:36:28,741 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-23 13:36:28,743 INFO L168 Benchmark]: Toolchain (without parser) took 1951.70 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. [2018-07-23 13:36:28,745 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 13:36:28,746 INFO L168 Benchmark]: Boogie Preprocessor took 107.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-07-23 13:36:28,747 INFO L168 Benchmark]: RCFGBuilder took 912.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-07-23 13:36:28,749 INFO L168 Benchmark]: TraceAbstraction took 924.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. [2018-07-23 13:36:28,755 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.08 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 912.04 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 924.49 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 63.4 MB). Peak memory consumption was 63.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 658]: assertion can be violated assertion can be violated We found a FailurePath: [L642] requires void$SimpleFrame2Cons$4$actionPerformed$4888$__this != $null; [L651] r0125 := void$SimpleFrame2Cons$4$actionPerformed$4888$__this; [L653] r1126 := void$SimpleFrame2Cons$4$actionPerformed$4888$param_0; [L655] $r2129 := SimpleFrame2Cons$SimpleFrame2Cons$4$this$0763; [L657] CALL call $r3130 := javax.swing.JButton$SimpleFrame2Cons$access$0$1806($r2129); [L390] r083 := $param_0; [L392] $r185 := javax.swing.JButton$SimpleFrame2Cons$event2227; [L394] __ret := $r185; [L657] RET call $r3130 := javax.swing.JButton$SimpleFrame2Cons$access$0$1806($r2129); [L658] assert $r3130 != $null; - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 272 locations, 47 error locations. UNSAFE Result, 0.8s OverallTime, 9 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 1044 SDtfs, 80 SDslu, 966 SDs, 0 SdLazy, 21 SolverSat, 14 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=152occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 32 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GuiTestExample.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBpl.xml/Csv-Benchmark-0-2018-07-23_13-36-28-773.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/GuiTestExample.bpl_AutomizerBpl-nestedInterpolants.epf_AutomizerBpl.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-23_13-36-28-773.csv Received shutdown request...