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_spec2_product59.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:33:45,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:33:45,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:33:45,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:33:45,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:33:45,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:33:45,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:33:45,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:33:45,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:33:45,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:33:45,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:33:45,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:33:45,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:33:45,776 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:33:45,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:33:45,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:33:45,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:33:45,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:33:45,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:33:45,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:33:45,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:33:45,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:33:45,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:33:45,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:33:45,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:33:45,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:33:45,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:33:45,796 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:33:45,797 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:33:45,798 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:33:45,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:33:45,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:33:45,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:33:45,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:33:45,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:33:45,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:33:45,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:33:45,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:33:45,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:33:45,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:33:45,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:33:45,813 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 08:33:45,842 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:33:45,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:33:45,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:33:45,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:33:45,846 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:33:45,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:33:45,846 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:33:45,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:33:45,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:33:45,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:33:45,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:33:45,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:33:45,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:33:45,849 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:33:45,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:33:45,849 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:33:45,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:33:45,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:33:45,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:33:45,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:33:45,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:33:45,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:33:45,851 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:33:45,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:33:45,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:33:45,852 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:33:45,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:33:45,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:33:45,852 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 08:33:45,905 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:33:45,916 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:33:45,920 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:33:45,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:33:45,922 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:33:45,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-21 08:33:45,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39818e379/45c8ef7d76524794afd9772b35c65b32/FLAGa0e5ee854 [2019-09-21 08:33:46,528 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:33:46,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product59.cil.c [2019-09-21 08:33:46,549 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39818e379/45c8ef7d76524794afd9772b35c65b32/FLAGa0e5ee854 [2019-09-21 08:33:46,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39818e379/45c8ef7d76524794afd9772b35c65b32 [2019-09-21 08:33:46,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:33:46,832 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:33:46,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:46,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:33:46,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:33:46,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:46" (1/1) ... [2019-09-21 08:33:46,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:46, skipping insertion in model container [2019-09-21 08:33:46,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:46" (1/1) ... [2019-09-21 08:33:46,851 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:33:46,911 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:33:47,348 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:47,362 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:33:47,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:47,494 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:33:47,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47 WrapperNode [2019-09-21 08:33:47,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:47,496 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:33:47,496 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:33:47,496 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:33:47,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47" (1/1) ... [2019-09-21 08:33:47,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47" (1/1) ... [2019-09-21 08:33:47,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47" (1/1) ... [2019-09-21 08:33:47,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47" (1/1) ... [2019-09-21 08:33:47,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47" (1/1) ... [2019-09-21 08:33:47,574 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47" (1/1) ... [2019-09-21 08:33:47,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47" (1/1) ... [2019-09-21 08:33:47,588 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:33:47,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:33:47,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:33:47,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:33:47,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:47" (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 08:33:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:33:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:33:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:47,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:33:47,656 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:33:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:33:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:47,657 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:33:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:33:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:33:47,658 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:33:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:33:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:33:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:33:47,659 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:33:47,660 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:33:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:33:47,662 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:33:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:33:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:33:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:33:47,663 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:33:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:33:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:33:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:33:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:33:47,664 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:33:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:33:47,665 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:33:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:33:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:33:47,666 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:33:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:33:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:33:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:33:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:33:47,667 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:33:47,668 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:33:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:33:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:33:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:33:47,668 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:33:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:33:47,670 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:33:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:33:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:33:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:33:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:33:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:33:47,671 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:33:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:33:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:33:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:33:47,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:33:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:33:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:33:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:47,673 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:33:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:33:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:33:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:33:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:33:47,674 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:33:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:33:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:33:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:47,675 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:33:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:33:47,676 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:33:47,677 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:33:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:33:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:33:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:33:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:33:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:33:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:33:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:33:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:33:47,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:33:47,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:33:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:33:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:33:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:47,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:33:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:33:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:33:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:33:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:33:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:33:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:33:47,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:33:49,415 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:33:49,415 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:33:49,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:49 BoogieIcfgContainer [2019-09-21 08:33:49,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:33:49,418 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:33:49,418 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:33:49,418 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:33:49,419 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:49" (1/1) ... [2019-09-21 08:33:49,420 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 08:33:49,458 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:33:49,458 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:33:49,483 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:33:49,497 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:33:49,499 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:34:00,184 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:34:02,015 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:34:02,148 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:34:02,312 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:34:02,435 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:34:02,460 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:34:02,526 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:34:02,543 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:34:02,768 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:34:02,898 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:34:03,352 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:03,630 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:03,891 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:04,116 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:04,337 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:04,522 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:04,734 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:04,931 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:34:05,470 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:05,884 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:06,967 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:07,412 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:08,144 WARN L191 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:08,842 WARN L191 SmtUtils]: Spent 695.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:09,629 WARN L191 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-21 08:34:10,126 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-21 08:34:10,773 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:11,097 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:11,758 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:12,060 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:12,342 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:12,633 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:13,481 WARN L191 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-21 08:34:14,267 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-21 08:34:14,437 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 508 DAG size of output: 16 [2019-09-21 08:34:15,277 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:15,609 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:16,444 WARN L191 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:16,833 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:17,130 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:17,428 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:17,899 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-21 08:34:18,206 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-21 08:34:18,649 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:18,938 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:34:19,523 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:19,812 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:20,105 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 516 DAG size of output: 516 [2019-09-21 08:34:20,394 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 516 [2019-09-21 08:34:20,773 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-21 08:34:21,118 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 520 [2019-09-21 08:34:21,238 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-21 08:34:21,257 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:34:21,271 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-21 08:34:21,274 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:34:21,275 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:34:21,275 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:34:21,277 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 824#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:34:21,289 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:34:21,290 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:34:21,292 INFO L168 Benchmark]: Toolchain (without parser) took 34460.00 ms. Allocated memory was 129.0 MB in the beginning and 999.3 MB in the end (delta: 870.3 MB). Free memory was 83.3 MB in the beginning and 273.7 MB in the end (delta: -190.4 MB). Peak memory consumption was 679.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:21,293 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 129.0 MB. Free memory was 103.0 MB in the beginning and 102.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-21 08:34:21,294 INFO L168 Benchmark]: CACSL2BoogieTranslator took 660.55 ms. Allocated memory was 129.0 MB in the beginning and 197.7 MB in the end (delta: 68.7 MB). Free memory was 83.1 MB in the beginning and 160.5 MB in the end (delta: -77.3 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:21,294 INFO L168 Benchmark]: Boogie Preprocessor took 92.38 ms. Allocated memory is still 197.7 MB. Free memory was 160.5 MB in the beginning and 156.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:21,295 INFO L168 Benchmark]: RCFGBuilder took 1828.27 ms. Allocated memory was 197.7 MB in the beginning and 213.4 MB in the end (delta: 15.7 MB). Free memory was 156.4 MB in the beginning and 134.0 MB in the end (delta: 22.4 MB). Peak memory consumption was 97.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:21,296 INFO L168 Benchmark]: Sifa took 31872.14 ms. Allocated memory was 213.4 MB in the beginning and 999.3 MB in the end (delta: 785.9 MB). Free memory was 134.0 MB in the beginning and 273.7 MB in the end (delta: -139.8 MB). Peak memory consumption was 646.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:21,300 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 129.0 MB. Free memory was 103.0 MB in the beginning and 102.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 660.55 ms. Allocated memory was 129.0 MB in the beginning and 197.7 MB in the end (delta: 68.7 MB). Free memory was 83.1 MB in the beginning and 160.5 MB in the end (delta: -77.3 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.38 ms. Allocated memory is still 197.7 MB. Free memory was 160.5 MB in the beginning and 156.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1828.27 ms. Allocated memory was 197.7 MB in the beginning and 213.4 MB in the end (delta: 15.7 MB). Free memory was 156.4 MB in the beginning and 134.0 MB in the end (delta: 22.4 MB). Peak memory consumption was 97.0 MB. Max. memory is 7.1 GB. * Sifa took 31872.14 ms. Allocated memory was 213.4 MB in the beginning and 999.3 MB in the end (delta: 785.9 MB). Free memory was 134.0 MB in the beginning and 273.7 MB in the end (delta: -139.8 MB). Peak memory consumption was 646.1 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]: 31820, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 398, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 268, TOOLS_POST_TIME[ms]: 12808, TOOLS_POST_CALL_APPLICATIONS: 111, TOOLS_POST_CALL_TIME[ms]: 442, TOOLS_POST_RETURN_APPLICATIONS: 102, TOOLS_POST_RETURN_TIME[ms]: 296, TOOLS_QUANTIFIERELIM_APPLICATIONS: 481, TOOLS_QUANTIFIERELIM_TIME[ms]: 13327, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12544, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 409, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 127, DOMAIN_JOIN_TIME[ms]: 17223, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 333, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME[ms]: 57, DOMAIN_ISBOTTOM_APPLICATIONS: 83, DOMAIN_ISBOTTOM_TIME[ms]: 422, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 16231, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 16230, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 102, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13098, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13096, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 55, DAG_COMPRESSION_PROCESSED_NODES: 502, DAG_COMPRESSION_RETAINED_NODES: 266 - 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 824#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...