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_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:34:35,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:34:35,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:34:35,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:34:35,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:34:35,758 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:34:35,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:34:35,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:34:35,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:34:35,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:34:35,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:34:35,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:34:35,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:34:35,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:34:35,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:34:35,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:34:35,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:34:35,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:34:35,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:34:35,799 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:34:35,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:34:35,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:34:35,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:34:35,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:34:35,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:34:35,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:34:35,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:34:35,816 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:34:35,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:34:35,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:34:35,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:34:35,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:34:35,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:34:35,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:34:35,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:34:35,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:34:35,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:34:35,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:34:35,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:34:35,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:34:35,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:34:35,835 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 [2019-09-21 08:34:35,861 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:34:35,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:34:35,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:34:35,865 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:34:35,865 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:34:35,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:34:35,865 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:34:35,866 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:34:35,866 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:34:35,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:34:35,867 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:34:35,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:34:35,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:34:35,868 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:34:35,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:34:35,869 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:34:35,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:34:35,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:34:35,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:34:35,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:34:35,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:34:35,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:34:35,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:34:35,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:34:35,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:34:35,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:34:35,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:34:35,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:34:35,872 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 [2019-09-21 08:34:35,931 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:34:35,952 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:34:35,957 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:34:35,959 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:34:35,959 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:34:35,960 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-21 08:34:36,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d424b02/2fc5651470d241f185db2c9030df70f2/FLAG7b868855d [2019-09-21 08:34:36,563 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:34:36,564 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product61.cil.c [2019-09-21 08:34:36,589 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d424b02/2fc5651470d241f185db2c9030df70f2/FLAG7b868855d [2019-09-21 08:34:36,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60d424b02/2fc5651470d241f185db2c9030df70f2 [2019-09-21 08:34:36,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:34:36,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:34:36,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:36,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:34:36,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:34:36,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:36" (1/1) ... [2019-09-21 08:34:36,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc1d1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:36, skipping insertion in model container [2019-09-21 08:34:36,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:36" (1/1) ... [2019-09-21 08:34:36,872 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:34:36,934 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:34:37,407 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:37,426 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:34:37,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:37,590 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:34:37,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37 WrapperNode [2019-09-21 08:34:37,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:37,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:34:37,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:34:37,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:34:37,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37" (1/1) ... [2019-09-21 08:34:37,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37" (1/1) ... [2019-09-21 08:34:37,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37" (1/1) ... [2019-09-21 08:34:37,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37" (1/1) ... [2019-09-21 08:34:37,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37" (1/1) ... [2019-09-21 08:34:37,679 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37" (1/1) ... [2019-09-21 08:34:37,695 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37" (1/1) ... [2019-09-21 08:34:37,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:34:37,712 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:34:37,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:34:37,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:34:37,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:37" (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 [2019-09-21 08:34:37,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:34:37,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:34:37,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:37,795 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:34:37,796 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:34:37,797 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:34:37,798 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:34:37,798 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:34:37,798 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:34:37,798 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:34:37,799 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:34:37,800 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:34:37,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:34:37,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:34:37,801 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:34:37,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:34:37,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:34:37,804 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:34:37,804 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:34:37,804 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:34:37,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:34:37,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:34:37,805 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:34:37,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:34:37,805 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:34:37,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:34:37,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:34:37,805 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:34:37,806 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:34:37,806 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:34:37,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:34:37,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:37,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:34:37,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:34:37,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:34:37,808 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:34:37,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:37,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:37,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:37,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:34:37,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:34:37,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:34:37,810 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:34:37,811 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:34:37,812 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:34:37,813 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:34:37,814 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:34:37,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:34:37,816 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:34:37,817 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:34:37,818 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:34:37,819 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:34:37,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:34:37,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:34:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:34:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:34:37,822 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:34:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:34:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:34:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:34:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:34:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:34:39,589 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:34:39,589 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:34:39,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:39 BoogieIcfgContainer [2019-09-21 08:34:39,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:34:39,592 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:34:39,592 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:34:39,592 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:34:39,594 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:39" (1/1) ... [2019-09-21 08:34:39,595 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 [2019-09-21 08:34:39,627 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:34:39,627 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:34:39,650 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:34:39,666 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:34:39,667 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:34:49,562 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:34:51,438 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:34:51,586 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:51,738 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:51,861 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:51,890 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:34:51,950 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:34:51,956 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:34:52,106 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:34:52,210 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:34:52,723 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-21 08:34:53,075 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:34:53,399 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-21 08:34:53,686 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:34:54,122 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-21 08:34:54,475 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-21 08:34:55,206 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:34:55,353 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:34:55,469 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:34:55,574 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:34:55,871 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:34:56,100 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:34:56,354 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 545 DAG size of output: 545 [2019-09-21 08:34:56,573 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 545 [2019-09-21 08:34:56,787 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 502 [2019-09-21 08:34:57,167 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:34:57,635 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:34:57,860 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:34:58,097 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:34:58,315 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:34:58,332 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 08:34:58,335 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 494 for LOIs [2019-09-21 08:34:58,560 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 504 [2019-09-21 08:34:58,685 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2019-09-21 08:34:58,688 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-21 08:34:58,693 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 17 for LOIs [2019-09-21 08:34:58,694 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:34:58,695 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:34:58,697 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 460#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647)) [2019-09-21 08:34:58,709 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:34:58,709 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:34:58,711 INFO L168 Benchmark]: Toolchain (without parser) took 21857.17 ms. Allocated memory was 137.9 MB in the beginning and 646.4 MB in the end (delta: 508.6 MB). Free memory was 84.8 MB in the beginning and 320.4 MB in the end (delta: -235.6 MB). Peak memory consumption was 273.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:58,712 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:34:58,713 INFO L168 Benchmark]: CACSL2BoogieTranslator took 734.83 ms. Allocated memory was 137.9 MB in the beginning and 196.1 MB in the end (delta: 58.2 MB). Free memory was 84.6 MB in the beginning and 161.0 MB in the end (delta: -76.4 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:58,714 INFO L168 Benchmark]: Boogie Preprocessor took 117.89 ms. Allocated memory is still 196.1 MB. Free memory was 161.0 MB in the beginning and 156.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:58,714 INFO L168 Benchmark]: RCFGBuilder took 1879.13 ms. Allocated memory was 196.1 MB in the beginning and 216.5 MB in the end (delta: 20.4 MB). Free memory was 156.5 MB in the beginning and 133.7 MB in the end (delta: 22.8 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:58,715 INFO L168 Benchmark]: Sifa took 19117.16 ms. Allocated memory was 216.5 MB in the beginning and 646.4 MB in the end (delta: 429.9 MB). Free memory was 133.7 MB in the beginning and 320.4 MB in the end (delta: -186.7 MB). Peak memory consumption was 243.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:58,719 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 734.83 ms. Allocated memory was 137.9 MB in the beginning and 196.1 MB in the end (delta: 58.2 MB). Free memory was 84.6 MB in the beginning and 161.0 MB in the end (delta: -76.4 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 117.89 ms. Allocated memory is still 196.1 MB. Free memory was 161.0 MB in the beginning and 156.5 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1879.13 ms. Allocated memory was 196.1 MB in the beginning and 216.5 MB in the end (delta: 20.4 MB). Free memory was 156.5 MB in the beginning and 133.7 MB in the end (delta: 22.8 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. * Sifa took 19117.16 ms. Allocated memory was 216.5 MB in the beginning and 646.4 MB in the end (delta: 429.9 MB). Free memory was 133.7 MB in the beginning and 320.4 MB in the end (delta: -186.7 MB). Peak memory consumption was 243.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 19070, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 232, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 155, TOOLS_POST_TIME[ms]: 11984, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 188, TOOLS_POST_RETURN_APPLICATIONS: 62, TOOLS_POST_RETURN_TIME[ms]: 99, TOOLS_QUANTIFIERELIM_APPLICATIONS: 285, TOOLS_QUANTIFIERELIM_TIME[ms]: 12147, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11835, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 234, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 6369, 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]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 217, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3143, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3143, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 62, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12360, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12359, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 41, 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 460#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...