java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/eca-rers2012/Problem14_label38.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:53:24,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:53:24,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:53:24,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:53:24,675 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:53:24,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:53:24,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:53:24,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:53:24,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:53:24,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:53:24,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:53:24,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:53:24,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:53:24,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:53:24,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:53:24,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:53:24,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:53:24,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:53:24,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:53:24,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:53:24,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:53:24,717 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:53:24,718 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:53:24,720 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:53:24,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:53:24,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:53:24,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:53:24,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:53:24,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:53:24,726 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:53:24,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:53:24,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:53:24,728 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:53:24,729 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:53:24,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:53:24,732 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:53:24,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:53:24,733 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:53:24,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:53:24,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:53:24,737 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:53:24,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-15 01:53:24,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:53:24,753 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:53:24,754 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:53:24,754 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:53:24,754 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:53:24,755 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:53:24,755 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:53:24,755 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:53:24,755 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:53:24,756 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:53:24,756 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:53:24,756 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:53:24,756 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:53:24,756 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:53:24,757 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:53:24,757 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:53:24,757 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:53:24,757 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:53:24,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:53:24,758 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:53:24,758 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:53:24,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:53:24,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:53:24,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:53:24,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:53:24,759 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:53:24,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:53:24,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:53:24,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 01:53:25,068 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:53:25,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:53:25,087 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:53:25,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:53:25,089 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:53:25,090 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label38.c [2019-10-15 01:53:25,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda9cd308/7b37dd962d0b49709fdebdea9c9c8243/FLAG2f2b72dfe [2019-10-15 01:53:25,693 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:53:25,696 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label38.c [2019-10-15 01:53:25,710 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda9cd308/7b37dd962d0b49709fdebdea9c9c8243/FLAG2f2b72dfe [2019-10-15 01:53:25,982 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bda9cd308/7b37dd962d0b49709fdebdea9c9c8243 [2019-10-15 01:53:25,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:53:25,993 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:53:25,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:53:25,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:53:25,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:53:25,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:53:25" (1/1) ... [2019-10-15 01:53:26,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d289120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:25, skipping insertion in model container [2019-10-15 01:53:26,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:53:25" (1/1) ... [2019-10-15 01:53:26,008 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:53:26,074 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:53:26,583 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:53:26,587 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:53:26,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:53:26,810 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:53:26,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26 WrapperNode [2019-10-15 01:53:26,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:53:26,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:53:26,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:53:26,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:53:26,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26" (1/1) ... [2019-10-15 01:53:26,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26" (1/1) ... [2019-10-15 01:53:26,869 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26" (1/1) ... [2019-10-15 01:53:26,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26" (1/1) ... [2019-10-15 01:53:26,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26" (1/1) ... [2019-10-15 01:53:26,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26" (1/1) ... [2019-10-15 01:53:26,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26" (1/1) ... [2019-10-15 01:53:27,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:53:27,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:53:27,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:53:27,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:53:27,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:53:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:53:27,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:53:27,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:53:27,093 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-15 01:53:27,093 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:53:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-15 01:53:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:53:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:53:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 01:53:27,094 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:53:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:53:27,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start