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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:24:19,775 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:24:19,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:24:19,788 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:24:19,789 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:24:19,790 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:24:19,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:24:19,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:24:19,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:24:19,796 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:24:19,797 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:24:19,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:24:19,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:24:19,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:24:19,800 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:24:19,801 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:24:19,802 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:24:19,803 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:24:19,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:24:19,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:24:19,808 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:24:19,809 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:24:19,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:24:19,811 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:24:19,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:24:19,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:24:19,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:24:19,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:24:19,815 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:24:19,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:24:19,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:24:19,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:24:19,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:24:19,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:24:19,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:24:19,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:24:19,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:24:19,820 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:24:19,820 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:24:19,821 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:24:19,822 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:24:19,823 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 [2019-09-16 19:24:19,836 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:24:19,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:24:19,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:24:19,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:24:19,838 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:24:19,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:24:19,839 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:24:19,839 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:24:19,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:24:19,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:24:19,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:24:19,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:24:19,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:24:19,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:24:19,840 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:24:19,840 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:24:19,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:24:19,841 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:24:19,841 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:24:19,841 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:24:19,841 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:24:19,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:24:19,842 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:24:19,842 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:24:19,842 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:24:19,842 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:24:19,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:24:19,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:24:19,843 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_DDA [2019-09-16 19:24:19,890 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:24:19,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:24:19,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:24:19,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:24:19,911 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:24:19,913 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-16 19:24:19,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac6f10f6/8fe4c781f565412ca243277766227797/FLAG6f5e60c83 [2019-09-16 19:24:20,436 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:24:20,436 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-16 19:24:20,450 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac6f10f6/8fe4c781f565412ca243277766227797/FLAG6f5e60c83 [2019-09-16 19:24:20,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ac6f10f6/8fe4c781f565412ca243277766227797 [2019-09-16 19:24:20,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:24:20,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:24:20,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:24:20,808 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:24:20,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:24:20,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:24:20" (1/1) ... [2019-09-16 19:24:20,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56745d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:20, skipping insertion in model container [2019-09-16 19:24:20,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:24:20" (1/1) ... [2019-09-16 19:24:20,823 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:24:20,878 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:24:21,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:24:21,386 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:24:21,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:24:21,581 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:24:21,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21 WrapperNode [2019-09-16 19:24:21,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:24:21,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:24:21,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:24:21,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:24:21,593 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21" (1/1) ... [2019-09-16 19:24:21,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21" (1/1) ... [2019-09-16 19:24:21,611 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21" (1/1) ... [2019-09-16 19:24:21,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21" (1/1) ... [2019-09-16 19:24:21,640 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21" (1/1) ... [2019-09-16 19:24:21,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21" (1/1) ... [2019-09-16 19:24:21,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21" (1/1) ... [2019-09-16 19:24:21,680 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:24:21,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:24:21,681 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:24:21,681 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:24:21,682 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:24:21" (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 [2019-09-16 19:24:21,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:24:21,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:24:21,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:24:21,755 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:24:21,756 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:24:21,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:24:21,757 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:24:21,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 19:24:21,758 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:24:21,758 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:24:21,758 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:24:21,759 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:24:21,759 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:24:21,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:24:21,760 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:24:21,760 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 19:24:21,762 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:24:21,762 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:24:21,762 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:24:21,763 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:24:21,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:24:21,763 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:24:21,763 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:24:21,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 19:24:21,763 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:24:21,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:24:21,764 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:24:21,764 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:24:21,764 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:24:21,764 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:24:21,764 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:24:21,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-16 19:24:21,765 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:24:21,765 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:24:21,765 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:24:21,765 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:24:21,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:24:21,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:24:21,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:24:21,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:24:21,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:24:21,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:24:21,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:24:21,767 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:24:21,767 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:24:21,767 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:24:21,767 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:24:21,767 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:24:21,767 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:24:21,768 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:24:21,768 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:24:21,768 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:24:21,768 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:24:21,768 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 19:24:21,768 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:24:21,769 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:24:21,769 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:24:21,769 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:24:21,769 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:24:21,770 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-16 19:24:21,770 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:24:21,770 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:24:21,770 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 19:24:21,770 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:24:21,770 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:24:21,771 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-16 19:24:21,771 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:24:21,771 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-16 19:24:21,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:24:21,771 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:24:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:24:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:24:21,772 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:24:21,773 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:24:21,773 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:24:21,773 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:24:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:24:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:24:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:24:21,774 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:24:21,775 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:24:21,775 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:24:21,775 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:24:21,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:24:21,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:24:21,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:24:21,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:24:21,776 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:24:21,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:24:21,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:24:21,777 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:24:21,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:24:21,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:24:21,777 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:24:21,778 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:24:21,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:24:21,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:24:21,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:24:23,501 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:24:23,501 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:24:23,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:24:23 BoogieIcfgContainer [2019-09-16 19:24:23,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:24:23,503 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:24:23,504 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:24:23,504 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:24:23,505 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:24:23" (1/1) ... [2019-09-16 19:24:23,506 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 19:24:23,530 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:24:23,530 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:24:23,548 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:24:23,560 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:24:23,561 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:24:46,441 WARN L191 SmtUtils]: Spent 13.94 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:24:48,282 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:24:52,167 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:24:53,939 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:24:55,745 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:24:55,760 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-16 19:24:55,826 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-16 19:24:55,832 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-16 19:25:07,661 WARN L191 SmtUtils]: Spent 11.62 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 19:25:13,220 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:25:24,487 WARN L191 SmtUtils]: Spent 11.27 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 19:25:30,014 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:25:44,873 WARN L191 SmtUtils]: Spent 14.78 s on a formula simplification. DAG size of input: 465 DAG size of output: 462 [2019-09-16 19:25:45,416 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 19:26:00,197 WARN L191 SmtUtils]: Spent 14.78 s on a formula simplification. DAG size of input: 465 DAG size of output: 462 [2019-09-16 19:26:00,721 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2019-09-16 19:26:00,973 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 74 [2019-09-16 19:26:01,286 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 74 [2019-09-16 19:26:03,055 WARN L191 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-16 19:26:03,164 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 19:26:03,781 WARN L191 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-16 19:26:03,889 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 19:26:04,519 WARN L191 SmtUtils]: Spent 625.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2019-09-16 19:26:04,841 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-16 19:26:05,519 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2019-09-16 19:26:05,861 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 19:26:06,759 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-16 19:26:06,863 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 19:26:07,483 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 84 [2019-09-16 19:26:07,588 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 19:26:08,214 WARN L191 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2019-09-16 19:26:08,516 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-16 19:26:09,194 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 104 [2019-09-16 19:26:09,532 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 19:26:09,537 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-16 19:26:09,540 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-16 19:26:09,780 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 69 [2019-09-16 19:26:10,306 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 74 [2019-09-16 19:26:10,530 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-16 19:26:10,979 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 74 [2019-09-16 19:26:11,205 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-16 19:26:11,206 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 66 for LOIs [2019-09-16 19:26:11,213 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 81 for LOIs [2019-09-16 19:26:11,411 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2019-09-16 19:26:11,499 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 19:26:11,499 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 19:26:11,502 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 451#(and (= |#t~string20.offset| 0) (= |#t~string61.offset| 0) (= |#t~string74.offset| 0) (= |#t~string34.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string72.offset| 0) (= |#t~string28.offset| 0) (= |#t~string62.offset| 0) (= ~head~0.base 0) (= |#t~string64.offset| 0) (= |#t~string12.offset| 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (= |#t~string70.offset| 0) (= |#t~string36.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0)) [2019-09-16 19:26:11,513 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 19:26:11,514 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 19:26:11,515 INFO L168 Benchmark]: Toolchain (without parser) took 110708.66 ms. Allocated memory was 138.4 MB in the beginning and 310.4 MB in the end (delta: 172.0 MB). Free memory was 84.5 MB in the beginning and 275.6 MB in the end (delta: -191.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 19:26:11,517 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 19:26:11,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 774.09 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.3 MB in the beginning and 163.8 MB in the end (delta: -79.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-16 19:26:11,518 INFO L168 Benchmark]: Boogie Preprocessor took 97.86 ms. Allocated memory is still 199.2 MB. Free memory was 163.8 MB in the beginning and 159.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-16 19:26:11,519 INFO L168 Benchmark]: RCFGBuilder took 1822.70 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 159.4 MB in the beginning and 137.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. [2019-09-16 19:26:11,520 INFO L168 Benchmark]: Sifa took 108010.33 ms. Allocated memory was 220.7 MB in the beginning and 310.4 MB in the end (delta: 89.7 MB). Free memory was 137.9 MB in the beginning and 275.6 MB in the end (delta: -137.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 19:26:11,524 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 774.09 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.3 MB in the beginning and 163.8 MB in the end (delta: -79.5 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.86 ms. Allocated memory is still 199.2 MB. Free memory was 163.8 MB in the beginning and 159.4 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1822.70 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 159.4 MB in the beginning and 137.9 MB in the end (delta: 21.5 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. * Sifa took 108010.33 ms. Allocated memory was 220.7 MB in the beginning and 310.4 MB in the end (delta: 89.7 MB). Free memory was 137.9 MB in the beginning and 275.6 MB in the end (delta: -137.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 107972, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 232, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 155, TOOLS_POST_TIME[ms]: 28591, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 103, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 54, TOOLS_QUANTIFIERELIM_APPLICATIONS: 285, TOOLS_QUANTIFIERELIM_TIME[ms]: 28661, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28515, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 234, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 78782, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 276, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7891, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7891, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 33465, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 33464, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 482, DAG_COMPRESSION_RETAINED_NODES: 226 - UnprovableResult [Line: 467]: 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 451#(and (= |#t~string20.offset| 0) (= |#t~string61.offset| 0) (= |#t~string74.offset| 0) (= |#t~string34.offset| 0) (= ~systemActive~0 1) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string72.offset| 0) (= |#t~string28.offset| 0) (= |#t~string62.offset| 0) (= ~head~0.base 0) (= |#t~string64.offset| 0) (= |#t~string12.offset| 0) (= |#t~string32.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (= |#t~string70.offset| 0) (= |#t~string36.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...