java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:11:45,716 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:11:45,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:11:45,738 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:11:45,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:11:45,740 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:11:45,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:11:45,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:11:45,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:11:45,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:11:45,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:11:45,763 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:11:45,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:11:45,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:11:45,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:11:45,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:11:45,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:11:45,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:11:45,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:11:45,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:11:45,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:11:45,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:11:45,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:11:45,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:11:45,791 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:11:45,791 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:11:45,792 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:11:45,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:11:45,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:11:45,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:11:45,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:11:45,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:11:45,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:11:45,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:11:45,797 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:11:45,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:11:45,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:11:45,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:11:45,799 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:11:45,800 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:11:45,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:11:45,801 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 [2019-09-25 17:11:45,821 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:11:45,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:11:45,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:11:45,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:11:45,825 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:11:45,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:11:45,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:11:45,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:11:45,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:11:45,830 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:11:45,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:11:45,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:11:45,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:11:45,830 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:11:45,831 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:11:45,831 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:11:45,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:11:45,834 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:11:45,834 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:11:45,835 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:11:45,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:11:45,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:11:45,835 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:11:45,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:11:45,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:11:45,836 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:11:45,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:11:45,836 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:11:45,836 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:11:45,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:11:45,913 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:11:45,918 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:11:45,919 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:11:45,920 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:11:45,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2019-09-25 17:11:45,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d79ffc00/a96eb4c7d1ae4b5fbffb2ba9bbd62402/FLAGfbe81b148 [2019-09-25 17:11:46,524 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:11:46,525 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product51.cil.c [2019-09-25 17:11:46,539 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d79ffc00/a96eb4c7d1ae4b5fbffb2ba9bbd62402/FLAGfbe81b148 [2019-09-25 17:11:46,797 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d79ffc00/a96eb4c7d1ae4b5fbffb2ba9bbd62402 [2019-09-25 17:11:46,807 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:11:46,808 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:11:46,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:11:46,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:11:46,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:11:46,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:11:46" (1/1) ... [2019-09-25 17:11:46,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bae34b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:46, skipping insertion in model container [2019-09-25 17:11:46,818 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:11:46" (1/1) ... [2019-09-25 17:11:46,826 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:11:46,895 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:11:47,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:11:47,422 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:11:47,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:11:47,585 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:11:47,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47 WrapperNode [2019-09-25 17:11:47,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:11:47,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:11:47,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:11:47,586 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:11:47,598 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47" (1/1) ... [2019-09-25 17:11:47,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47" (1/1) ... [2019-09-25 17:11:47,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47" (1/1) ... [2019-09-25 17:11:47,617 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47" (1/1) ... [2019-09-25 17:11:47,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47" (1/1) ... [2019-09-25 17:11:47,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47" (1/1) ... [2019-09-25 17:11:47,662 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47" (1/1) ... [2019-09-25 17:11:47,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:11:47,677 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:11:47,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:11:47,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:11:47,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:11:47" (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 [2019-09-25 17:11:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:11:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:11:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:11:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:11:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:11:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:11:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:11:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:11:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:11:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:11:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:11:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:11:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:11:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:11:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:11:47,772 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:11:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:11:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:11:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:11:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:11:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:11:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:11:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:11:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:11:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:11:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:11:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:11:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:11:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:11:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:11:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:11:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:11:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:11:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:11:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:11:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:11:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:11:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:11:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:11:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:11:47,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:11:47,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:11:47,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:11:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:11:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:11:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:11:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:11:47,781 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:11:47,781 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:11:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:11:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:11:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:11:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:11:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:11:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:11:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:11:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:11:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:11:47,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:11:47,784 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:11:47,784 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:11:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:11:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:11:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:11:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:11:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:11:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:11:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:11:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:11:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:11:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:11:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:11:47,787 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:11:47,787 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:11:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:11:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:11:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:11:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:11:47,789 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:11:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:11:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:11:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:11:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:11:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:11:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:11:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:11:47,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:11:47,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:11:47,791 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:11:47,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:11:47,791 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:11:47,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:11:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:11:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:11:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:11:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:11:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:11:47,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:11:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:11:47,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:11:49,475 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:11:49,476 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:11:49,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:11:49 BoogieIcfgContainer [2019-09-25 17:11:49,478 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:11:49,478 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:11:49,478 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:11:49,479 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:11:49,480 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:11:49" (1/1) ... [2019-09-25 17:11:49,481 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:11:49,507 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:11:49,510 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:11:49,524 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:11:49,535 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:11:49,537 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:12:00,191 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:12:01,882 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:12:02,049 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:12:02,194 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:12:02,335 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:12:02,362 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:12:02,425 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:12:02,443 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:12:02,654 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:12:02,801 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-25 17:12:03,381 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:12:03,802 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:12:04,189 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:12:04,522 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:12:04,894 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 517 [2019-09-25 17:12:05,221 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:12:05,552 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:12:05,777 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:12:06,009 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:12:06,222 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:12:06,442 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:12:06,668 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:12:07,005 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2019-09-25 17:12:07,575 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:12:08,095 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:12:10,137 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 17:12:10,281 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 17:12:10,791 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-25 17:12:13,069 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 17:12:13,345 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-25 17:12:16,897 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-25 17:12:20,299 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 509 [2019-09-25 17:12:20,739 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:12:20,740 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 498 for LOIs [2019-09-25 17:12:21,148 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 512 [2019-09-25 17:12:21,163 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 63 for LOIs [2019-09-25 17:12:21,167 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 80 for LOIs [2019-09-25 17:12:21,174 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:12:21,174 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:12:21,176 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2786#(and (= |#t~string50.offset| 0) (= |#t~string8.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string56.offset| 0) (= |#t~string4.offset| 0) (= |#t~string47.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string12.offset| 0) (= |#t~string46.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string16.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0)) [2019-09-25 17:12:21,197 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:12:21,197 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:12:21,199 INFO L168 Benchmark]: Toolchain (without parser) took 34390.44 ms. Allocated memory was 139.5 MB in the beginning and 956.8 MB in the end (delta: 817.4 MB). Free memory was 86.0 MB in the beginning and 890.2 MB in the end (delta: -804.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:12:21,200 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:12:21,201 INFO L168 Benchmark]: CACSL2BoogieTranslator took 776.30 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 85.8 MB in the beginning and 163.6 MB in the end (delta: -77.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:12:21,202 INFO L168 Benchmark]: Boogie Preprocessor took 90.59 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:12:21,203 INFO L168 Benchmark]: RCFGBuilder took 1800.75 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 159.2 MB in the beginning and 137.1 MB in the end (delta: 22.2 MB). Peak memory consumption was 90.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:12:21,204 INFO L168 Benchmark]: Sifa took 31718.89 ms. Allocated memory was 222.3 MB in the beginning and 956.8 MB in the end (delta: 734.5 MB). Free memory was 137.1 MB in the beginning and 890.2 MB in the end (delta: -753.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:12:21,207 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 776.30 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 85.8 MB in the beginning and 163.6 MB in the end (delta: -77.8 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 90.59 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.2 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1800.75 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 159.2 MB in the beginning and 137.1 MB in the end (delta: 22.2 MB). Peak memory consumption was 90.7 MB. Max. memory is 7.1 GB. * Sifa took 31718.89 ms. Allocated memory was 222.3 MB in the beginning and 956.8 MB in the end (delta: 734.5 MB). Free memory was 137.1 MB in the beginning and 890.2 MB in the end (delta: -753.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 31670, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 980, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 709, TOOLS_POST_TIME[ms]: 12823, TOOLS_POST_CALL_APPLICATIONS: 233, TOOLS_POST_CALL_TIME[ms]: 459, TOOLS_POST_RETURN_APPLICATIONS: 226, TOOLS_POST_RETURN_TIME[ms]: 224, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1167, TOOLS_QUANTIFIERELIM_TIME[ms]: 13182, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12425, FLUID_QUERY_TIME[ms]: 28, FLUID_QUERIES: 1031, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 325, DOMAIN_JOIN_TIME[ms]: 16700, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 16, DOMAIN_WIDEN_TIME[ms]: 292, DOMAIN_ISSUBSETEQ_APPLICATIONS: 51, DOMAIN_ISSUBSETEQ_TIME[ms]: 104, DOMAIN_ISBOTTOM_APPLICATIONS: 216, DOMAIN_ISBOTTOM_TIME[ms]: 778, LOOP_SUMMARIZER_APPLICATIONS: 35, LOOP_SUMMARIZER_CACHE_MISSES: 35, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7579, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7578, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 51, CALL_SUMMARIZER_APPLICATIONS: 226, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12834, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12831, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 61, DAG_COMPRESSION_PROCESSED_NODES: 1365, DAG_COMPRESSION_RETAINED_NODES: 415 - UnprovableResult [Line: 948]: 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 2786#(and (= |#t~string50.offset| 0) (= |#t~string8.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string56.offset| 0) (= |#t~string4.offset| 0) (= |#t~string47.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (= |#t~string54.offset| 0) (= |#t~string14.offset| 0) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string12.offset| 0) (= |#t~string46.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string65.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string16.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...