java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --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/product-lines/minepump_spec2_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:56:02,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:56:02,739 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:56:02,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:56:02,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:56:02,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:56:02,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:56:02,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:56:02,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:56:02,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:56:02,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:56:02,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:56:02,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:56:02,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:56:02,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:56:02,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:56:02,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:56:02,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:56:02,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:56:02,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:56:02,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:56:02,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:56:02,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:56:02,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:56:02,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:56:02,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:56:02,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:56:02,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:56:02,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:56:02,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:56:02,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:56:02,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:56:02,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:56:02,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:56:02,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:56:02,787 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:56:02,788 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:56:02,788 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:56:02,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:56:02,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:56:02,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:56:02,795 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 06:56:02,816 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:56:02,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:56:02,817 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:56:02,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:56:02,817 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:56:02,818 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:56:02,818 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:56:02,818 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:56:02,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:56:02,819 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:56:02,819 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:56:02,819 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:56:02,819 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:56:02,819 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:56:02,820 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:56:02,820 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:56:02,820 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:56:02,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:56:02,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:56:02,821 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:56:02,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:56:02,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:56:02,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:56:02,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:56:02,822 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:56:02,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:56:02,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:56:02,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:56:02,822 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 06:56:03,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:56:03,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:56:03,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:56:03,099 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:56:03,100 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:56:03,101 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product58.cil.c [2019-10-15 06:56:03,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b25b785e8/8320b901fd55493c947e787873360764/FLAG9ffce19c6 [2019-10-15 06:56:03,642 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:56:03,643 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product58.cil.c [2019-10-15 06:56:03,657 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b25b785e8/8320b901fd55493c947e787873360764/FLAG9ffce19c6 [2019-10-15 06:56:03,945 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b25b785e8/8320b901fd55493c947e787873360764 [2019-10-15 06:56:03,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:56:03,956 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:56:03,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:03,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:56:03,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:56:03,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:03" (1/1) ... [2019-10-15 06:56:03,965 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63fcd581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:03, skipping insertion in model container [2019-10-15 06:56:03,965 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:03" (1/1) ... [2019-10-15 06:56:03,972 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:56:04,035 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:56:04,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:56:04,444 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:56:04,553 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:56:04,603 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:56:04,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04 WrapperNode [2019-10-15 06:56:04,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:04,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:56:04,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:56:04,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:56:04,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04" (1/1) ... [2019-10-15 06:56:04,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04" (1/1) ... [2019-10-15 06:56:04,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04" (1/1) ... [2019-10-15 06:56:04,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04" (1/1) ... [2019-10-15 06:56:04,695 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04" (1/1) ... [2019-10-15 06:56:04,705 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04" (1/1) ... [2019-10-15 06:56:04,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04" (1/1) ... [2019-10-15 06:56:04,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:56:04,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:56:04,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:56:04,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:56:04,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:04" (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 06:56:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:56:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:56:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:56:04,786 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:56:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:56:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:56:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:56:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:56:04,787 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:56:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 06:56:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 06:56:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:56:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:56:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:56:04,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:56:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:56:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:56:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:56:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:56:04,789 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:56:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 06:56:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:56:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:56:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:56:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:56:04,790 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:56:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:56:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:56:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 06:56:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 06:56:04,791 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 06:56:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:56:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:56:04,792 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:56:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:56:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:56:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:56:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:56:04,794 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:56:04,795 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:56:04,795 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:56:04,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:56:04,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:56:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:56:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:56:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:56:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:56:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:56:04,796 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:56:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:56:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:56:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:56:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 06:56:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 06:56:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:56:04,797 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:56:04,798 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:56:04,799 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:56:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:56:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:56:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:56:04,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:56:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:56:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:56:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:56:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:56:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:56:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:56:04,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:56:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:56:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:56:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 06:56:04,802 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:56:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:56:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:56:04,803 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:56:04,804 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:56:04,805 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:56:04,805 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:56:04,805 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 06:56:04,806 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:56:04,806 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:56:04,806 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 06:56:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 06:56:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 06:56:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 06:56:04,807 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:56:04,808 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:56:04,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 06:56:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:56:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:56:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:56:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:56:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:56:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:56:04,809 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:56:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:56:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:56:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:56:04,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:56:06,370 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:56:06,371 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:56:06,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:06 BoogieIcfgContainer [2019-10-15 06:56:06,373 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:56:06,374 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:56:06,374 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:56:06,375 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:56:06,376 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:06" (1/1) ... [2019-10-15 06:56:06,376 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:56:06,404 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:56:06,405 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:56:06,413 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:56:06,421 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:56:06,423 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:56:16,830 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:56:18,532 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:56:18,667 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:18,806 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:18,964 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:56:19,220 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:56:19,245 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 550 for LOIs [2019-10-15 06:56:19,310 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 548 for LOIs [2019-10-15 06:56:19,331 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 548 for LOIs [2019-10-15 06:56:19,623 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-15 06:56:19,835 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-10-15 06:56:20,522 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:56:21,019 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:56:21,469 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:56:21,855 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2019-10-15 06:56:22,243 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:56:22,521 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-10-15 06:56:22,893 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2019-10-15 06:56:23,335 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-10-15 06:56:23,853 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-10-15 06:56:26,959 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 183 [2019-10-15 06:56:27,104 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:56:27,807 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:56:27,950 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:56:28,112 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-10-15 06:56:29,817 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:56:29,966 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:56:30,128 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-10-15 06:56:30,920 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-15 06:56:31,538 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:56:31,540 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 145 for LOIs [2019-10-15 06:56:31,816 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 135 for LOIs [2019-10-15 06:56:31,823 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 148 for LOIs [2019-10-15 06:56:31,874 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:56:31,888 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:56:31,888 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:56:31,890 INFO L168 Benchmark]: Toolchain (without parser) took 27933.45 ms. Allocated memory was 137.9 MB in the beginning and 765.5 MB in the end (delta: 627.6 MB). Free memory was 102.2 MB in the beginning and 658.0 MB in the end (delta: -555.8 MB). Peak memory consumption was 71.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:31,891 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:56:31,892 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.01 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 102.0 MB in the beginning and 170.2 MB in the end (delta: -68.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:31,893 INFO L168 Benchmark]: Boogie Preprocessor took 112.95 ms. Allocated memory is still 202.9 MB. Free memory was 170.2 MB in the beginning and 166.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:31,894 INFO L168 Benchmark]: RCFGBuilder took 1655.47 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 166.0 MB in the beginning and 145.2 MB in the end (delta: 20.7 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:31,895 INFO L168 Benchmark]: Sifa took 25514.30 ms. Allocated memory was 234.9 MB in the beginning and 765.5 MB in the end (delta: 530.6 MB). Free memory was 145.2 MB in the beginning and 658.0 MB in the end (delta: -512.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:31,899 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.01 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 102.0 MB in the beginning and 170.2 MB in the end (delta: -68.2 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.95 ms. Allocated memory is still 202.9 MB. Free memory was 170.2 MB in the beginning and 166.0 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1655.47 ms. Allocated memory was 202.9 MB in the beginning and 234.9 MB in the end (delta: 32.0 MB). Free memory was 166.0 MB in the beginning and 145.2 MB in the end (delta: 20.7 MB). Peak memory consumption was 83.9 MB. Max. memory is 7.1 GB. * Sifa took 25514.30 ms. Allocated memory was 234.9 MB in the beginning and 765.5 MB in the end (delta: 530.6 MB). Free memory was 145.2 MB in the beginning and 658.0 MB in the end (delta: -512.8 MB). Peak memory consumption was 17.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 25469, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 313, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 208, TOOLS_POST_TIME[ms]: 12318, TOOLS_POST_CALL_APPLICATIONS: 88, TOOLS_POST_CALL_TIME[ms]: 260, TOOLS_POST_RETURN_APPLICATIONS: 81, TOOLS_POST_RETURN_TIME[ms]: 132, TOOLS_QUANTIFIERELIM_APPLICATIONS: 376, TOOLS_QUANTIFIERELIM_TIME[ms]: 12558, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12181, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 321, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 105, DOMAIN_JOIN_TIME[ms]: 11647, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 746, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 22, DOMAIN_ISBOTTOM_APPLICATIONS: 57, DOMAIN_ISBOTTOM_TIME[ms]: 189, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7791, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7790, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 81, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13019, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13018, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 489, DAG_COMPRESSION_RETAINED_NODES: 248 - UnprovableResult [Line: 994]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1057#(and (not (= 0 ~methAndRunningLastTime~0)) (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string39.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= |#t~string64.offset| 0) (<= |#t~string40.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string41.offset| 0) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (<= ~methAndRunningLastTime~0 1) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (<= |#t~string68.offset| 0) (<= 0 |#t~string3.offset|) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (= |#t~string30.offset| 0) (<= |#t~string56.offset| 0) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string56.offset|) (<= 0 |#t~string7.offset|) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (<= |#t~string37.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string62.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string60.offset| 0) (= |#t~string41.offset| 0) (= |#t~string37.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...