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-fea9116 [2019-09-20 15:51:20,754 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:51:20,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:51:20,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:51:20,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:51:20,770 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:51:20,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:51:20,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:51:20,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:51:20,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:51:20,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:51:20,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:51:20,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:51:20,778 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:51:20,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:51:20,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:51:20,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:51:20,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:51:20,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:51:20,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:51:20,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:51:20,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:51:20,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:51:20,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:51:20,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:51:20,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:51:20,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:51:20,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:51:20,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:51:20,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:51:20,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:51:20,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:51:20,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:51:20,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:51:20,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:51:20,797 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:51:20,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:51:20,798 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:51:20,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:51:20,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:51:20,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:51:20,801 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 [2019-09-20 15:51:20,815 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:51:20,815 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:51:20,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:51:20,817 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:51:20,817 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:51:20,817 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:51:20,817 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:51:20,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:51:20,818 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:51:20,818 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:51:20,818 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:51:20,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:51:20,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:51:20,819 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:51:20,819 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:51:20,819 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:51:20,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:51:20,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:51:20,820 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:51:20,820 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:51:20,820 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:51:20,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:51:20,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:51:20,821 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:51:20,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:51:20,821 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:51:20,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:51:20,822 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:51:20,822 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 [2019-09-20 15:51:20,852 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:51:20,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:51:20,878 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:51:20,882 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:51:20,883 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:51:20,883 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2019-09-20 15:51:20,959 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35fb5359c/ee54e683a466468185876eb6f02b1aae/FLAG46cd83455 [2019-09-20 15:51:21,452 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:51:21,453 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product53.cil.c [2019-09-20 15:51:21,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35fb5359c/ee54e683a466468185876eb6f02b1aae/FLAG46cd83455 [2019-09-20 15:51:21,762 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35fb5359c/ee54e683a466468185876eb6f02b1aae [2019-09-20 15:51:21,772 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:51:21,774 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:51:21,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:51:21,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:51:21,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:51:21,779 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:51:21" (1/1) ... [2019-09-20 15:51:21,782 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@234bd41e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:21, skipping insertion in model container [2019-09-20 15:51:21,782 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:51:21" (1/1) ... [2019-09-20 15:51:21,789 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:51:21,844 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:51:22,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:51:22,282 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:51:22,418 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:51:22,466 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:51:22,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22 WrapperNode [2019-09-20 15:51:22,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:51:22,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:51:22,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:51:22,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:51:22,481 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22" (1/1) ... [2019-09-20 15:51:22,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22" (1/1) ... [2019-09-20 15:51:22,513 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22" (1/1) ... [2019-09-20 15:51:22,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22" (1/1) ... [2019-09-20 15:51:22,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22" (1/1) ... [2019-09-20 15:51:22,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22" (1/1) ... [2019-09-20 15:51:22,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22" (1/1) ... [2019-09-20 15:51:22,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:51:22,581 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:51:22,581 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:51:22,582 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:51:22,582 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:51:22" (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 [2019-09-20 15:51:22,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:51:22,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:51:22,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:51:22,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:51:22,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:51:22,665 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:51:22,665 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:51:22,665 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:51:22,666 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:51:22,666 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:51:22,666 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:51:22,667 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:51:22,667 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 15:51:22,667 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:51:22,667 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:51:22,667 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:51:22,669 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:51:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:51:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:51:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:51:22,670 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:51:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:51:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:51:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:51:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:51:22,671 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:51:22,672 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:51:22,672 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:51:22,672 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:51:22,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-20 15:51:22,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:51:22,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:51:22,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:51:22,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:51:22,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:51:22,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:51:22,674 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:51:22,674 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:51:22,674 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:51:22,674 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:51:22,674 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:51:22,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:51:22,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:51:22,675 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:51:22,675 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:51:22,675 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:51:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:51:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:51:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:51:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:51:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:51:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:51:22,676 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:51:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:51:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:51:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:51:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:51:22,677 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:51:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:51:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:51:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:51:22,678 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:51:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:51:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-20 15:51:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:51:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:51:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:51:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:51:22,679 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:51:22,680 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 15:51:22,680 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:51:22,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:51:22,680 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:51:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:51:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:51:22,681 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:51:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:51:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:51:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:51:22,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:51:22,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:51:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:51:22,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:51:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:51:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:51:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:51:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:51:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:51:22,685 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:51:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:51:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:51:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:51:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:51:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:51:22,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:51:22,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:51:24,313 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:51:24,314 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:51:24,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:51:24 BoogieIcfgContainer [2019-09-20 15:51:24,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:51:24,316 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:51:24,316 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:51:24,316 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:51:24,317 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:51:24" (1/1) ... [2019-09-20 15:51:24,318 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 [2019-09-20 15:51:24,343 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:51:24,343 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:51:24,354 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:51:24,364 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:51:24,365 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:51:33,353 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:51:35,025 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:51:35,192 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:35,314 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:35,434 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:51:35,452 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-20 15:51:35,513 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-20 15:51:35,519 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-20 15:51:35,694 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-20 15:51:35,831 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-20 15:51:36,173 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:51:36,517 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:51:37,071 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:51:37,423 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:51:38,004 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-20 15:51:38,318 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-20 15:51:38,602 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:51:38,911 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-20 15:51:39,265 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:51:39,579 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:51:40,270 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:40,797 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-20 15:51:41,251 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 517 DAG size of output: 515 [2019-09-20 15:51:41,594 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:42,062 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 521 [2019-09-20 15:51:42,429 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-20 15:51:43,296 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:51:43,739 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:51:44,414 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 539 [2019-09-20 15:51:44,971 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:51:46,119 WARN L191 SmtUtils]: Spent 935.00 ms on a formula simplification. DAG size of input: 532 DAG size of output: 523 [2019-09-20 15:51:46,418 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 518 [2019-09-20 15:51:46,979 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:51:47,399 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:51:47,822 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:51:48,234 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:51:48,939 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 541 DAG size of output: 539 [2019-09-20 15:51:49,472 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:51:49,751 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 552 DAG size of output: 482 [2019-09-20 15:51:50,555 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 539 [2019-09-20 15:51:51,097 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:51:51,172 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-20 15:51:51,174 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 496 for LOIs [2019-09-20 15:51:51,378 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 488 [2019-09-20 15:51:51,713 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 491 [2019-09-20 15:51:51,865 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 498 [2019-09-20 15:51:51,867 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-20 15:51:51,879 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 17 for LOIs [2019-09-20 15:51:51,880 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:51:51,881 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:51:51,883 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))) [2019-09-20 15:51:51,906 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:51:51,906 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:51:51,908 INFO L168 Benchmark]: Toolchain (without parser) took 30134.31 ms. Allocated memory was 140.0 MB in the beginning and 928.5 MB in the end (delta: 788.5 MB). Free memory was 85.4 MB in the beginning and 649.5 MB in the end (delta: -564.1 MB). Peak memory consumption was 224.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:51,914 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory is still 104.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:51:51,915 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.16 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.4 MB in the beginning and 164.3 MB in the end (delta: -78.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:51,917 INFO L168 Benchmark]: Boogie Preprocessor took 113.37 ms. Allocated memory is still 200.3 MB. Free memory was 164.3 MB in the beginning and 159.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:51,919 INFO L168 Benchmark]: RCFGBuilder took 1734.28 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 159.8 MB in the beginning and 139.0 MB in the end (delta: 20.9 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:51,920 INFO L168 Benchmark]: Sifa took 27590.09 ms. Allocated memory was 224.4 MB in the beginning and 928.5 MB in the end (delta: 704.1 MB). Free memory was 139.0 MB in the beginning and 649.5 MB in the end (delta: -510.5 MB). Peak memory consumption was 193.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:51,925 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory is still 104.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.16 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.4 MB in the beginning and 164.3 MB in the end (delta: -78.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.37 ms. Allocated memory is still 200.3 MB. Free memory was 164.3 MB in the beginning and 159.8 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1734.28 ms. Allocated memory was 200.3 MB in the beginning and 224.4 MB in the end (delta: 24.1 MB). Free memory was 159.8 MB in the beginning and 139.0 MB in the end (delta: 20.9 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * Sifa took 27590.09 ms. Allocated memory was 224.4 MB in the beginning and 928.5 MB in the end (delta: 704.1 MB). Free memory was 139.0 MB in the beginning and 649.5 MB in the end (delta: -510.5 MB). Peak memory consumption was 193.6 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]: 27540, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 227, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 150, TOOLS_POST_TIME[ms]: 11066, TOOLS_POST_CALL_APPLICATIONS: 67, TOOLS_POST_CALL_TIME[ms]: 529, TOOLS_POST_RETURN_APPLICATIONS: 60, TOOLS_POST_RETURN_TIME[ms]: 238, TOOLS_QUANTIFIERELIM_APPLICATIONS: 276, TOOLS_QUANTIFIERELIM_TIME[ms]: 11693, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10767, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 230, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 70, DOMAIN_JOIN_TIME[ms]: 13887, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 1403, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 45, DOMAIN_ISBOTTOM_APPLICATIONS: 39, DOMAIN_ISBOTTOM_TIME[ms]: 220, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10601, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10601, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 60, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11259, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11258, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, 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...