java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/product-lines/elevator_spec2_product11_true-unreach-call_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-bb6c3a7 [2019-03-17 21:53:29,655 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 21:53:29,657 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 21:53:29,674 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 21:53:29,674 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 21:53:29,676 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 21:53:29,677 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 21:53:29,680 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 21:53:29,682 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 21:53:29,682 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 21:53:29,683 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 21:53:29,684 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 21:53:29,685 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 21:53:29,688 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 21:53:29,691 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 21:53:29,692 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 21:53:29,693 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 21:53:29,695 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 21:53:29,705 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 21:53:29,710 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 21:53:29,711 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 21:53:29,715 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 21:53:29,718 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 21:53:29,719 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 21:53:29,719 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 21:53:29,722 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 21:53:29,722 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 21:53:29,724 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 21:53:29,724 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 21:53:29,725 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 21:53:29,728 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 21:53:29,729 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 21:53:29,730 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 21:53:29,730 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 21:53:29,732 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 21:53:29,732 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 21:53:29,732 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 21:53:29,734 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 21:53:29,735 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 21:53:29,735 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-03-17 21:53:29,763 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 21:53:29,763 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 21:53:29,764 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 21:53:29,764 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 21:53:29,765 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 21:53:29,766 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 21:53:29,766 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 21:53:29,766 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 21:53:29,766 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 21:53:29,766 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 21:53:29,767 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 21:53:29,767 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 21:53:29,767 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 21:53:29,767 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 21:53:29,767 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 21:53:29,768 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 21:53:29,768 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 21:53:29,768 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 21:53:29,768 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 21:53:29,768 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 21:53:29,769 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 21:53:29,769 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 21:53:29,769 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 21:53:29,769 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 21:53:29,769 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 21:53:29,769 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 21:53:29,771 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 21:53:29,771 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 21:53:29,772 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-17 21:53:29,820 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 21:53:29,834 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 21:53:29,838 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 21:53:29,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 21:53:29,840 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 21:53:29,841 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/elevator_spec2_product11_true-unreach-call_true-termination.cil.c [2019-03-17 21:53:29,903 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5241f6697/aef45f9a38404c2ea993d0a28fb53451/FLAG5f4d80407 [2019-03-17 21:53:30,512 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 21:53:30,513 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/elevator_spec2_product11_true-unreach-call_true-termination.cil.c [2019-03-17 21:53:30,537 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5241f6697/aef45f9a38404c2ea993d0a28fb53451/FLAG5f4d80407 [2019-03-17 21:53:30,715 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5241f6697/aef45f9a38404c2ea993d0a28fb53451 [2019-03-17 21:53:30,726 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 21:53:30,728 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 21:53:30,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 21:53:30,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 21:53:30,733 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 21:53:30,734 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:53:30" (1/1) ... [2019-03-17 21:53:30,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4608ef78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:30, skipping insertion in model container [2019-03-17 21:53:30,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 09:53:30" (1/1) ... [2019-03-17 21:53:30,744 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 21:53:30,829 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 21:53:31,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 21:53:31,385 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 21:53:31,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 21:53:31,702 INFO L195 MainTranslator]: Completed translation [2019-03-17 21:53:31,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31 WrapperNode [2019-03-17 21:53:31,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 21:53:31,703 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 21:53:31,703 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 21:53:31,704 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 21:53:31,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:31,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:31,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 21:53:31,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 21:53:31,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 21:53:31,923 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 21:53:31,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:31,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:31,965 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:31,967 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:32,049 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:32,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:32,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (1/1) ... [2019-03-17 21:53:32,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 21:53:32,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 21:53:32,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 21:53:32,225 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 21:53:32,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 09:53:31" (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 [2019-03-17 21:53:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-03-17 21:53:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-03-17 21:53:32,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 21:53:32,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-03-17 21:53:45,276 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-03-17 21:53:45,276 INFO L286 CfgBuilder]: Removed 565 assue(true) statements. [2019-03-17 21:53:45,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 09:53:45 BoogieIcfgContainer [2019-03-17 21:53:45,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-03-17 21:53:45,281 INFO L113 PluginConnector]: ------------------------IcfgToChc---------------------------- [2019-03-17 21:53:45,282 INFO L271 PluginConnector]: Initializing IcfgToChc... [2019-03-17 21:53:45,282 INFO L276 PluginConnector]: IcfgToChc initialized [2019-03-17 21:53:45,288 INFO L185 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 09:53:45" (1/1) ... Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown