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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:51:18,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:51:18,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:51:18,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:51:18,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:51:18,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:51:18,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:51:18,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:51:18,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:51:18,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:51:18,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:51:18,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:51:18,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:51:18,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:51:18,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:51:18,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:51:18,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:51:18,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:51:18,825 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:51:18,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:51:18,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:51:18,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:51:18,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:51:18,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:51:18,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:51:18,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:51:18,834 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:51:18,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:51:18,835 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:51:18,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:51:18,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:51:18,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:51:18,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:51:18,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:51:18,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:51:18,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:51:18,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:51:18,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:51:18,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:51:18,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:51:18,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:51:18,844 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 [2019-09-25 17:51:18,858 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:51:18,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:51:18,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:51:18,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:51:18,861 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:51:18,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:51:18,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:51:18,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:51:18,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:51:18,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:51:18,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:51:18,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:51:18,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:51:18,862 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:51:18,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:51:18,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:51:18,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:51:18,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:51:18,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:51:18,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:51:18,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:51:18,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:51:18,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:51:18,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:51:18,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:51:18,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:51:18,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:51:18,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:51:18,865 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:51:18,899 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:51:18,917 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:51:18,922 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:51:18,924 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:51:18,924 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:51:18,926 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2019-09-25 17:51:19,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bfaef67a/12c297c9970048518dddfc56fe1684b8/FLAG8e70cc2fe [2019-09-25 17:51:19,556 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:51:19,557 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product52.cil.c [2019-09-25 17:51:19,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bfaef67a/12c297c9970048518dddfc56fe1684b8/FLAG8e70cc2fe [2019-09-25 17:51:19,896 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bfaef67a/12c297c9970048518dddfc56fe1684b8 [2019-09-25 17:51:19,905 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:51:19,907 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:51:19,908 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:51:19,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:51:19,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:51:19,913 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:51:19" (1/1) ... [2019-09-25 17:51:19,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@424a7d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:19, skipping insertion in model container [2019-09-25 17:51:19,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:51:19" (1/1) ... [2019-09-25 17:51:19,923 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:51:19,980 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:51:20,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:51:20,463 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:51:20,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:51:20,597 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:51:20,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20 WrapperNode [2019-09-25 17:51:20,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:51:20,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:51:20,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:51:20,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:51:20,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20" (1/1) ... [2019-09-25 17:51:20,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20" (1/1) ... [2019-09-25 17:51:20,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20" (1/1) ... [2019-09-25 17:51:20,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20" (1/1) ... [2019-09-25 17:51:20,675 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20" (1/1) ... [2019-09-25 17:51:20,686 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20" (1/1) ... [2019-09-25 17:51:20,691 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20" (1/1) ... [2019-09-25 17:51:20,698 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:51:20,699 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:51:20,699 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:51:20,699 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:51:20,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:51:20" (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 [2019-09-25 17:51:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:51:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:51:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:51:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:51:20,775 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:51:20,776 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:51:20,776 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:51:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:51:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:51:20,777 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:51:20,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:51:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:51:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:51:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:51:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:51:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:51:20,780 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:51:20,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:51:20,781 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:51:20,781 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:51:20,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:51:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:51:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:51:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:51:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:51:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:51:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:51:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:51:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:51:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:51:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:51:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:51:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:51:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:51:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:51:20,786 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:51:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:51:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:51:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:51:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:51:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:51:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-25 17:51:20,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:51:20,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:51:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:51:20,789 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:51:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:51:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:51:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:51:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:51:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:51:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:51:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:51:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:51:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:51:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:51:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:51:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:51:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:51:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:51:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:51:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-25 17:51:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:51:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:51:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:51:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:51:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:51:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:51:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:51:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:51:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:51:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:51:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:51:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:51:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:51:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:51:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:51:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:51:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:51:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:51:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:51:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:51:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:51:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:51:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:51:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:51:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:51:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:51:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:51:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:51:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:51:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:51:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:51:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:51:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:51:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:51:20,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:51:20,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:51:22,507 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:51:22,507 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:51:22,509 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:51:22 BoogieIcfgContainer [2019-09-25 17:51:22,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:51:22,510 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:51:22,510 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:51:22,510 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:51:22,511 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:51:22" (1/1) ... [2019-09-25 17:51:22,512 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ 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=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:51:22,544 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:51:22,544 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:51:22,561 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:51:22,573 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:51:22,575 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:51:31,687 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:51:33,495 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:51:33,636 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:51:33,788 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:51:33,932 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:51:33,950 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:51:33,998 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:51:34,005 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:51:34,179 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:51:34,312 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:51:34,778 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:35,171 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:35,444 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:35,745 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:35,981 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:36,215 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:36,395 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:36,647 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:36,820 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:37,065 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 17:51:37,586 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:38,852 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:51:40,101 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:40,720 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:51:42,244 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:42,839 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:51:43,731 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:44,273 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:51:45,159 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:51:45,810 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-25 17:51:46,178 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:51:46,181 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-25 17:51:46,292 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 63 for LOIs [2019-09-25 17:51:46,296 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 76 for LOIs [2019-09-25 17:51:46,304 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:51:46,305 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:51:46,307 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1255#(and (= |#t~string26.offset| 0) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string7.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~waterLevel~0 2147483647) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string53.offset| 0)) [2019-09-25 17:51:46,320 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:51:46,320 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:51:46,322 INFO L168 Benchmark]: Toolchain (without parser) took 26415.47 ms. Allocated memory was 136.3 MB in the beginning and 876.1 MB in the end (delta: 739.8 MB). Free memory was 82.6 MB in the beginning and 439.5 MB in the end (delta: -356.9 MB). Peak memory consumption was 382.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:46,323 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:51:46,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 690.84 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 82.4 MB in the beginning and 162.0 MB in the end (delta: -79.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:46,325 INFO L168 Benchmark]: Boogie Preprocessor took 99.56 ms. Allocated memory is still 197.7 MB. Free memory was 162.0 MB in the beginning and 158.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:46,326 INFO L168 Benchmark]: RCFGBuilder took 1810.53 ms. Allocated memory was 197.7 MB in the beginning and 215.0 MB in the end (delta: 17.3 MB). Free memory was 158.1 MB in the beginning and 137.8 MB in the end (delta: 20.3 MB). Peak memory consumption was 97.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:46,327 INFO L168 Benchmark]: Sifa took 23810.72 ms. Allocated memory was 215.0 MB in the beginning and 876.1 MB in the end (delta: 661.1 MB). Free memory was 137.8 MB in the beginning and 439.5 MB in the end (delta: -301.8 MB). Peak memory consumption was 359.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:51:46,331 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 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 690.84 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 82.4 MB in the beginning and 162.0 MB in the end (delta: -79.6 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 99.56 ms. Allocated memory is still 197.7 MB. Free memory was 162.0 MB in the beginning and 158.1 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1810.53 ms. Allocated memory was 197.7 MB in the beginning and 215.0 MB in the end (delta: 17.3 MB). Free memory was 158.1 MB in the beginning and 137.8 MB in the end (delta: 20.3 MB). Peak memory consumption was 97.0 MB. Max. memory is 7.1 GB. * Sifa took 23810.72 ms. Allocated memory was 215.0 MB in the beginning and 876.1 MB in the end (delta: 661.1 MB). Free memory was 137.8 MB in the beginning and 439.5 MB in the end (delta: -301.8 MB). Peak memory consumption was 359.4 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]: 23763, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 445, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 289, TOOLS_POST_TIME[ms]: 11114, TOOLS_POST_CALL_APPLICATIONS: 130, TOOLS_POST_CALL_TIME[ms]: 290, TOOLS_POST_RETURN_APPLICATIONS: 123, TOOLS_POST_RETURN_TIME[ms]: 168, TOOLS_QUANTIFIERELIM_APPLICATIONS: 541, TOOLS_QUANTIFIERELIM_TIME[ms]: 11377, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10959, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 455, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 148, DOMAIN_JOIN_TIME[ms]: 9867, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 1749, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 68, DOMAIN_ISBOTTOM_APPLICATIONS: 95, DOMAIN_ISBOTTOM_TIME[ms]: 293, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8271, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8270, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 123, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11513, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11512, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 45, DAG_COMPRESSION_PROCESSED_NODES: 548, DAG_COMPRESSION_RETAINED_NODES: 275 - UnprovableResult [Line: 953]: 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 1255#(and (= |#t~string26.offset| 0) (= |#t~string20.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string7.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string66.offset| 0) (= |#t~string62.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~waterLevel~0 2147483647) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string53.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...