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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:09:43,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:09:43,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:09:43,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:09:43,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:09:43,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:09:43,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:09:43,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:09:43,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:09:43,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:09:43,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:09:43,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:09:43,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:09:43,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:09:43,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:09:43,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:09:43,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:09:43,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:09:43,753 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:09:43,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:09:43,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:09:43,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:09:43,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:09:43,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:09:43,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:09:43,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:09:43,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:09:43,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:09:43,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:09:43,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:09:43,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:09:43,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:09:43,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:09:43,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:09:43,773 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:09:43,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:09:43,776 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:09:43,776 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:09:43,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:09:43,777 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:09:43,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:09:43,779 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 [2019-09-17 06:09:43,800 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:09:43,801 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:09:43,802 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:09:43,802 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:09:43,802 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:09:43,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:09:43,803 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:09:43,803 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:09:43,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:09:43,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:09:43,803 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:09:43,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:09:43,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:09:43,804 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:09:43,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:09:43,804 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:09:43,805 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:09:43,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:09:43,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:09:43,805 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:09:43,805 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:09:43,806 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:09:43,806 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:09:43,806 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:09:43,806 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:09:43,807 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:09:43,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:09:43,807 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:09:43,807 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 06:09:43,842 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:09:43,860 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:09:43,863 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:09:43,865 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:09:43,865 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:09:43,866 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-09-17 06:09:43,929 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70148bf5e/edf10a831450436ba932712eedcbdbb9/FLAGc230b48d7 [2019-09-17 06:09:44,463 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:09:44,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product18.cil.c [2019-09-17 06:09:44,480 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70148bf5e/edf10a831450436ba932712eedcbdbb9/FLAGc230b48d7 [2019-09-17 06:09:44,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70148bf5e/edf10a831450436ba932712eedcbdbb9 [2019-09-17 06:09:44,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:09:44,783 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:09:44,784 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:09:44,784 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:09:44,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:09:44,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:09:44" (1/1) ... [2019-09-17 06:09:44,792 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a6da0b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:44, skipping insertion in model container [2019-09-17 06:09:44,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:09:44" (1/1) ... [2019-09-17 06:09:44,801 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:09:44,854 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:09:45,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:09:45,451 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:09:45,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:09:45,611 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:09:45,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45 WrapperNode [2019-09-17 06:09:45,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:09:45,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:09:45,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:09:45,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:09:45,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45" (1/1) ... [2019-09-17 06:09:45,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45" (1/1) ... [2019-09-17 06:09:45,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45" (1/1) ... [2019-09-17 06:09:45,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45" (1/1) ... [2019-09-17 06:09:45,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45" (1/1) ... [2019-09-17 06:09:45,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45" (1/1) ... [2019-09-17 06:09:45,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45" (1/1) ... [2019-09-17 06:09:45,722 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:09:45,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:09:45,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:09:45,723 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:09:45,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:09:45" (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 [2019-09-17 06:09:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:09:45,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:09:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:09:45,806 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:09:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:09:45,807 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:09:45,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:09:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:09:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:09:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:09:45,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:09:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:09:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:09:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:09:45,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:09:45,812 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:09:45,814 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:09:45,814 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:09:45,814 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:09:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:09:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:09:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:09:45,815 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:09:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:09:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:09:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:09:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:09:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:09:45,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:09:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:09:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:09:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:09:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:09:45,817 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:09:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:09:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:09:45,818 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:09:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:09:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:09:45,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:09:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:09:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:09:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:09:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:09:45,820 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:09:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:09:45,821 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:09:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:09:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:09:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:09:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:09:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:09:45,823 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:09:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:09:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:09:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:09:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:09:45,824 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-17 06:09:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-17 06:09:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:09:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:09:45,825 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:09:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:09:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:09:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:09:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:09:45,826 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:09:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:09:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:09:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:09:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:09:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-17 06:09:45,827 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:09:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:09:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:09:45,828 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:09:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:09:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:09:45,829 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:09:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:09:45,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:09:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:09:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:09:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:09:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:09:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:09:45,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:09:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:09:45,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:09:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:09:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:09:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:09:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:09:45,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:09:47,446 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:09:47,446 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:09:47,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:09:47 BoogieIcfgContainer [2019-09-17 06:09:47,448 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:09:47,448 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:09:47,449 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:09:47,449 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:09:47,450 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:09:47" (1/1) ... [2019-09-17 06:09:47,451 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:09:47,488 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:09:47,488 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:09:47,502 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:09:47,516 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:09:47,518 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:09:58,224 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:10:00,122 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:10:00,277 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:00,406 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:00,545 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:10:00,561 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:10:00,610 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:10:00,628 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:10:01,108 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:10:01,477 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:10:01,819 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:10:02,110 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:10:02,462 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 06:10:02,741 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 06:10:03,034 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-17 06:10:03,415 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 06:10:04,247 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 06:10:04,252 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 91 for LOIs [2019-09-17 06:10:04,331 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-17 06:10:04,335 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-17 06:10:04,336 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:10:04,337 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:10:04,341 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 399#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:10:04,358 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:10:04,358 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:10:04,361 INFO L168 Benchmark]: Toolchain (without parser) took 19577.07 ms. Allocated memory was 139.5 MB in the beginning and 477.1 MB in the end (delta: 337.6 MB). Free memory was 86.1 MB in the beginning and 306.3 MB in the end (delta: -220.2 MB). Peak memory consumption was 117.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:04,365 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:10:04,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 828.41 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 85.9 MB in the beginning and 165.7 MB in the end (delta: -79.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:04,372 INFO L168 Benchmark]: Boogie Preprocessor took 109.79 ms. Allocated memory is still 200.3 MB. Free memory was 165.7 MB in the beginning and 161.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:04,374 INFO L168 Benchmark]: RCFGBuilder took 1725.49 ms. Allocated memory was 200.3 MB in the beginning and 223.3 MB in the end (delta: 23.1 MB). Free memory was 161.3 MB in the beginning and 145.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:04,375 INFO L168 Benchmark]: Sifa took 16909.82 ms. Allocated memory was 223.3 MB in the beginning and 477.1 MB in the end (delta: 253.8 MB). Free memory was 145.8 MB in the beginning and 306.3 MB in the end (delta: -160.5 MB). Peak memory consumption was 93.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:10:04,384 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 828.41 ms. Allocated memory was 139.5 MB in the beginning and 200.3 MB in the end (delta: 60.8 MB). Free memory was 85.9 MB in the beginning and 165.7 MB in the end (delta: -79.8 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.79 ms. Allocated memory is still 200.3 MB. Free memory was 165.7 MB in the beginning and 161.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1725.49 ms. Allocated memory was 200.3 MB in the beginning and 223.3 MB in the end (delta: 23.1 MB). Free memory was 161.3 MB in the beginning and 145.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 91.7 MB. Max. memory is 7.1 GB. * Sifa took 16909.82 ms. Allocated memory was 223.3 MB in the beginning and 477.1 MB in the end (delta: 253.8 MB). Free memory was 145.8 MB in the beginning and 306.3 MB in the end (delta: -160.5 MB). Peak memory consumption was 93.2 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]: 16853, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 182, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 123, TOOLS_POST_TIME[ms]: 12749, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 148, TOOLS_POST_RETURN_APPLICATIONS: 49, TOOLS_POST_RETURN_TIME[ms]: 72, TOOLS_QUANTIFIERELIM_APPLICATIONS: 227, TOOLS_QUANTIFIERELIM_TIME[ms]: 12867, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12669, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 64, DOMAIN_JOIN_TIME[ms]: 3416, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 171, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 13, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 128, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3184, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3184, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 49, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13139, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13138, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 407, DAG_COMPRESSION_RETAINED_NODES: 181 - UnprovableResult [Line: 289]: 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 399#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...