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_spec3_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:06:33,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:06:33,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:06:33,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:06:33,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:06:33,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:06:33,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:06:33,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:06:33,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:06:33,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:06:33,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:06:33,857 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:06:33,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:06:33,859 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:06:33,859 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:06:33,861 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:06:33,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:06:33,862 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:06:33,864 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:06:33,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:06:33,867 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:06:33,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:06:33,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:06:33,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:06:33,872 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:06:33,872 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:06:33,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:06:33,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:06:33,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:06:33,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:06:33,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:06:33,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:06:33,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:06:33,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:06:33,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:06:33,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:06:33,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:06:33,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:06:33,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:06:33,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:06:33,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:06:33,882 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 06:06:33,903 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:06:33,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:06:33,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:06:33,904 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:06:33,904 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:06:33,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:06:33,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:06:33,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:06:33,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:06:33,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:06:33,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:06:33,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:06:33,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:06:33,907 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:06:33,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:06:33,908 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:06:33,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:06:33,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:06:33,908 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:06:33,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:06:33,909 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:06:33,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:06:33,910 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:06:33,910 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:06:33,910 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:06:33,910 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:06:33,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:06:33,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:06:33,911 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 06:06:33,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:06:33,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:06:33,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:06:33,965 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:06:33,966 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:06:33,966 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2019-09-17 06:06:34,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e33d57f/a92a4dc8efe44d568570a592a9722107/FLAG38beeb468 [2019-09-17 06:06:34,551 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:06:34,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2019-09-17 06:06:34,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e33d57f/a92a4dc8efe44d568570a592a9722107/FLAG38beeb468 [2019-09-17 06:06:34,837 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e33d57f/a92a4dc8efe44d568570a592a9722107 [2019-09-17 06:06:34,847 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:06:34,848 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:06:34,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:06:34,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:06:34,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:06:34,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:06:34" (1/1) ... [2019-09-17 06:06:34,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d70ec0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:34, skipping insertion in model container [2019-09-17 06:06:34,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:06:34" (1/1) ... [2019-09-17 06:06:34,865 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:06:34,910 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:06:35,399 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:06:35,412 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:06:35,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:06:35,527 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:06:35,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35 WrapperNode [2019-09-17 06:06:35,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:06:35,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:06:35,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:06:35,528 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:06:35,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35" (1/1) ... [2019-09-17 06:06:35,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35" (1/1) ... [2019-09-17 06:06:35,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35" (1/1) ... [2019-09-17 06:06:35,562 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35" (1/1) ... [2019-09-17 06:06:35,599 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35" (1/1) ... [2019-09-17 06:06:35,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35" (1/1) ... [2019-09-17 06:06:35,627 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35" (1/1) ... [2019-09-17 06:06:35,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:06:35,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:06:35,643 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:06:35,643 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:06:35,646 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:06:35" (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 06:06:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:06:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:06:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:06:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:06:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:06:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:06:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:06:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:06:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:06:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:06:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:06:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:06:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:06:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:06:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:06:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:06:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:06:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:06:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:06:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:06:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:06:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:06:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:06:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:06:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:06:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:06:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:06:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:06:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:06:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-17 06:06:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:06:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:06:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:06:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:06:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:06:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:06:35,704 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:06:35,704 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:06:35,704 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:06:35,704 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:06:35,704 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:06:35,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:06:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:06:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:06:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:06:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:06:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:06:35,705 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:06:35,706 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:06:35,706 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:06:35,706 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:06:35,706 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:06:35,706 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:06:35,706 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:06:35,706 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:06:35,707 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:06:35,707 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:06:35,707 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:06:35,707 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:06:35,707 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:06:35,707 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:06:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:06:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:06:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-17 06:06:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:06:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:06:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:06:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:06:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:06:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 06:06:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:06:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:06:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:06:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:06:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:06:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:06:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:06:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:06:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:06:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:06:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:06:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:06:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:06:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:06:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:06:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:06:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:06:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:06:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:06:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:06:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:06:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:06:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:06:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:06:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:06:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:06:37,328 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:06:37,328 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:06:37,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:06:37 BoogieIcfgContainer [2019-09-17 06:06:37,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:06:37,331 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:06:37,332 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:06:37,332 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:06:37,333 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:06:37" (1/1) ... [2019-09-17 06:06:37,334 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 06:06:37,365 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:06:37,366 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:06:37,381 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:06:37,395 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:06:37,397 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:06:47,028 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:06:48,742 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:06:48,864 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:06:49,030 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:06:49,156 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:06:49,192 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-17 06:06:49,239 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-17 06:06:49,245 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-17 06:06:49,417 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:06:49,568 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-17 06:06:50,003 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:06:50,306 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-17 06:06:50,860 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:06:51,368 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:06:51,994 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-17 06:06:52,308 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-17 06:06:52,681 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:06:53,002 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 06:06:53,409 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:06:53,727 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 06:06:54,439 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:06:54,922 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 06:06:55,385 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 515 [2019-09-17 06:06:55,712 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-17 06:06:56,178 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 521 [2019-09-17 06:06:56,527 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:06:57,473 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:06:57,950 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:06:58,870 WARN L191 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 539 [2019-09-17 06:06:59,459 WARN L191 SmtUtils]: Spent 587.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-17 06:07:00,382 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 523 [2019-09-17 06:07:00,671 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 518 [2019-09-17 06:07:01,234 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:07:01,688 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:07:02,115 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:07:02,537 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-17 06:07:03,168 WARN L191 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 539 [2019-09-17 06:07:03,727 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-17 06:07:04,021 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 482 [2019-09-17 06:07:04,813 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 539 [2019-09-17 06:07:05,356 WARN L191 SmtUtils]: Spent 541.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-17 06:07:05,443 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 06:07:05,447 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 496 for LOIs [2019-09-17 06:07:05,687 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 488 [2019-09-17 06:07:06,002 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 491 [2019-09-17 06:07:06,182 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 498 [2019-09-17 06:07:06,184 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-17 06:07:06,188 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 17 for LOIs [2019-09-17 06:07:06,190 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:07:06,190 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:07:06,192 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 444#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-17 06:07:06,202 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:07:06,203 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:07:06,204 INFO L168 Benchmark]: Toolchain (without parser) took 31356.10 ms. Allocated memory was 138.4 MB in the beginning and 911.7 MB in the end (delta: 773.3 MB). Free memory was 83.6 MB in the beginning and 347.1 MB in the end (delta: -263.6 MB). Peak memory consumption was 509.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:06,205 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 138.4 MB. Free memory is still 102.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 06:07:06,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.33 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 83.6 MB in the beginning and 164.2 MB in the end (delta: -80.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:06,207 INFO L168 Benchmark]: Boogie Preprocessor took 111.61 ms. Allocated memory is still 198.7 MB. Free memory was 164.2 MB in the beginning and 158.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:06,208 INFO L168 Benchmark]: RCFGBuilder took 1690.88 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 158.6 MB in the beginning and 139.9 MB in the end (delta: 18.7 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:06,208 INFO L168 Benchmark]: Sifa took 28871.51 ms. Allocated memory was 220.2 MB in the beginning and 911.7 MB in the end (delta: 691.5 MB). Free memory was 139.9 MB in the beginning and 347.1 MB in the end (delta: -207.2 MB). Peak memory consumption was 484.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:07:06,212 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 138.4 MB. Free memory is still 102.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 678.33 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 83.6 MB in the beginning and 164.2 MB in the end (delta: -80.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.61 ms. Allocated memory is still 198.7 MB. Free memory was 164.2 MB in the beginning and 158.6 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1690.88 ms. Allocated memory was 198.7 MB in the beginning and 220.2 MB in the end (delta: 21.5 MB). Free memory was 158.6 MB in the beginning and 139.9 MB in the end (delta: 18.7 MB). Peak memory consumption was 92.1 MB. Max. memory is 7.1 GB. * Sifa took 28871.51 ms. Allocated memory was 220.2 MB in the beginning and 911.7 MB in the end (delta: 691.5 MB). Free memory was 139.9 MB in the beginning and 347.1 MB in the end (delta: -207.2 MB). Peak memory consumption was 484.3 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]: 28827, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 227, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 150, TOOLS_POST_TIME[ms]: 11676, TOOLS_POST_CALL_APPLICATIONS: 67, TOOLS_POST_CALL_TIME[ms]: 547, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 246, TOOLS_QUANTIFIERELIM_APPLICATIONS: 276, TOOLS_QUANTIFIERELIM_TIME[ms]: 12313, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11366, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 230, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 70, DOMAIN_JOIN_TIME[ms]: 14419, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 1484, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 36, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 250, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11109, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11109, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11918, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11917, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 412, DAG_COMPRESSION_RETAINED_NODES: 218 - UnprovableResult [Line: 44]: 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 444#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...