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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 22:52:22,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 22:52:22,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 22:52:22,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 22:52:22,860 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 22:52:22,861 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 22:52:22,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 22:52:22,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 22:52:22,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 22:52:22,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 22:52:22,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 22:52:22,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 22:52:22,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 22:52:22,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 22:52:22,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 22:52:22,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 22:52:22,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 22:52:22,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 22:52:22,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 22:52:22,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 22:52:22,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 22:52:22,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 22:52:22,896 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 22:52:22,897 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 22:52:22,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 22:52:22,900 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 22:52:22,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 22:52:22,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 22:52:22,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 22:52:22,906 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 22:52:22,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 22:52:22,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 22:52:22,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 22:52:22,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 22:52:22,913 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 22:52:22,913 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 22:52:22,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 22:52:22,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 22:52:22,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 22:52:22,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 22:52:22,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 22:52:22,920 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 [2019-09-19 22:52:22,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 22:52:22,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 22:52:22,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 22:52:22,946 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 22:52:22,946 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 22:52:22,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 22:52:22,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 22:52:22,947 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 22:52:22,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 22:52:22,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 22:52:22,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 22:52:22,948 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 22:52:22,948 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 22:52:22,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 22:52:22,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 22:52:22,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 22:52:22,949 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 22:52:22,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 22:52:22,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 22:52:22,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 22:52:22,950 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 22:52:22,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 22:52:22,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 22:52:22,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 22:52:22,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 22:52:22,951 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 22:52:22,951 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 22:52:22,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 22:52:22,951 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 22:52:22,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 22:52:23,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 22:52:23,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 22:52:23,009 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 22:52:23,010 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 22:52:23,011 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-19 22:52:23,081 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15e08ccb5/eefbc6788269431bac64906bdfc5be96/FLAGe1057f2ce [2019-09-19 22:52:23,605 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 22:52:23,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product03.cil.c [2019-09-19 22:52:23,619 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15e08ccb5/eefbc6788269431bac64906bdfc5be96/FLAGe1057f2ce [2019-09-19 22:52:23,927 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/15e08ccb5/eefbc6788269431bac64906bdfc5be96 [2019-09-19 22:52:23,936 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 22:52:23,938 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 22:52:23,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 22:52:23,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 22:52:23,942 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 22:52:23,943 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:52:23" (1/1) ... [2019-09-19 22:52:23,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@418d389a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:23, skipping insertion in model container [2019-09-19 22:52:23,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 10:52:23" (1/1) ... [2019-09-19 22:52:23,953 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 22:52:24,019 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 22:52:24,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:52:24,468 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 22:52:24,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 22:52:24,584 INFO L192 MainTranslator]: Completed translation [2019-09-19 22:52:24,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24 WrapperNode [2019-09-19 22:52:24,584 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 22:52:24,585 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 22:52:24,585 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 22:52:24,585 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 22:52:24,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24" (1/1) ... [2019-09-19 22:52:24,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24" (1/1) ... [2019-09-19 22:52:24,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24" (1/1) ... [2019-09-19 22:52:24,615 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24" (1/1) ... [2019-09-19 22:52:24,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24" (1/1) ... [2019-09-19 22:52:24,667 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24" (1/1) ... [2019-09-19 22:52:24,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24" (1/1) ... [2019-09-19 22:52:24,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 22:52:24,690 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 22:52:24,690 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 22:52:24,690 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 22:52:24,691 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 10:52:24" (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 [2019-09-19 22:52:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 22:52:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 22:52:24,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 22:52:24,776 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 22:52:24,776 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 22:52:24,777 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 22:52:24,777 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 22:52:24,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 22:52:24,778 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 22:52:24,778 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 22:52:24,778 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-19 22:52:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 22:52:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 22:52:24,779 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 22:52:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 22:52:24,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 22:52:24,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 22:52:24,782 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 22:52:24,782 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 22:52:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 22:52:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 22:52:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 22:52:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 22:52:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 22:52:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 22:52:24,783 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 22:52:24,784 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 22:52:24,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 22:52:24,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 22:52:24,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 22:52:24,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 22:52:24,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 22:52:24,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 22:52:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:52:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:52:24,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 22:52:24,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 22:52:24,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 22:52:24,786 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 22:52:24,787 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 22:52:24,787 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 22:52:24,787 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 22:52:24,787 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 22:52:24,787 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 22:52:24,787 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 22:52:24,787 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 22:52:24,788 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 22:52:24,788 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-19 22:52:24,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 22:52:24,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 22:52:24,788 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 22:52:24,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 22:52:24,789 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 22:52:24,789 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 22:52:24,789 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 22:52:24,789 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 22:52:24,789 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 22:52:24,790 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 22:52:24,790 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 22:52:24,790 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 22:52:24,790 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 22:52:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 22:52:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 22:52:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 22:52:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 22:52:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 22:52:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 22:52:24,791 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 22:52:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 22:52:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 22:52:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 22:52:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 22:52:24,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 22:52:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 22:52:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 22:52:24,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 22:52:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 22:52:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 22:52:24,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 22:52:24,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 22:52:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 22:52:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 22:52:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 22:52:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 22:52:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 22:52:24,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 22:52:26,294 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 22:52:26,294 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 22:52:26,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:52:26 BoogieIcfgContainer [2019-09-19 22:52:26,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 22:52:26,296 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 22:52:26,297 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 22:52:26,297 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 22:52:26,298 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 10:52:26" (1/1) ... [2019-09-19 22:52:26,299 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 22:52:26,322 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 22:52:26,322 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 22:52:26,330 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 22:52:26,339 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 22:52:26,341 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 22:52:46,828 WARN L191 SmtUtils]: Spent 12.28 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 22:52:48,369 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 22:52:52,188 WARN L191 SmtUtils]: Spent 3.81 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 22:52:54,006 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:52:55,830 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 22:52:55,846 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 22:52:55,901 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 22:52:55,918 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 22:53:07,416 WARN L191 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 22:53:12,913 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 22:53:31,261 WARN L191 SmtUtils]: Spent 18.26 s on a formula simplification. DAG size of input: 470 DAG size of output: 464 [2019-09-19 22:53:40,256 WARN L191 SmtUtils]: Spent 8.99 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 22:53:58,659 WARN L191 SmtUtils]: Spent 18.40 s on a formula simplification. DAG size of input: 472 DAG size of output: 469 [2019-09-19 22:54:02,919 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 447 DAG size of output: 447 [2019-09-19 22:54:04,873 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-19 22:54:15,982 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 22:54:21,507 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 22:54:23,826 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 472 DAG size of output: 27 [2019-09-19 22:54:25,996 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 470 DAG size of output: 32 [2019-09-19 22:54:37,547 WARN L191 SmtUtils]: Spent 11.15 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 22:54:43,070 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 22:54:54,240 WARN L191 SmtUtils]: Spent 11.17 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 22:54:59,831 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 22:55:10,970 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 22:55:16,502 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 22:55:27,621 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 22:55:33,146 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 22:55:44,269 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 22:55:49,828 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 22:56:00,969 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 454 DAG size of output: 452 [2019-09-19 22:56:06,548 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 22:56:08,811 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:11,033 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:13,631 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:15,890 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:18,634 WARN L191 SmtUtils]: Spent 2.28 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:20,874 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:23,561 WARN L191 SmtUtils]: Spent 2.26 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:25,789 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:28,423 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:30,682 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:30,953 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 26 [2019-09-19 22:56:31,182 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2019-09-19 22:56:33,564 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:35,821 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:38,435 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:40,668 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:43,282 WARN L191 SmtUtils]: Spent 2.16 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:45,607 WARN L191 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:45,915 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 31 [2019-09-19 22:56:48,263 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 475 DAG size of output: 36 [2019-09-19 22:56:50,523 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 473 DAG size of output: 41 [2019-09-19 22:56:52,957 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 459 DAG size of output: 24 [2019-09-19 22:56:53,108 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-19 22:56:53,272 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-19 22:56:55,534 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 459 DAG size of output: 24 [2019-09-19 22:56:57,651 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 459 DAG size of output: 24 [2019-09-19 22:56:57,795 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-19 22:56:57,915 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-19 22:56:58,372 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 22:56:58,471 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 22:56:58,474 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 22:56:58,497 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 22:56:58,497 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 22:56:58,499 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 948#(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))) [2019-09-19 22:56:58,514 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 22:56:58,515 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 22:56:58,522 INFO L168 Benchmark]: Toolchain (without parser) took 274578.59 ms. Allocated memory was 132.6 MB in the beginning and 161.5 MB in the end (delta: 28.8 MB). Free memory was 87.6 MB in the beginning and 114.6 MB in the end (delta: -27.0 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-19 22:56:58,523 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 22:56:58,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 646.27 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.1 MB in the beginning and 165.7 MB in the end (delta: -78.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-19 22:56:58,528 INFO L168 Benchmark]: Boogie Preprocessor took 104.36 ms. Allocated memory is still 199.8 MB. Free memory was 165.7 MB in the beginning and 160.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-19 22:56:58,529 INFO L168 Benchmark]: RCFGBuilder took 1606.45 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.9 MB in the beginning and 153.8 MB in the end (delta: 7.1 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. [2019-09-19 22:56:58,531 INFO L168 Benchmark]: Sifa took 272218.25 ms. Allocated memory was 223.3 MB in the beginning and 161.5 MB in the end (delta: -61.9 MB). Free memory was 153.8 MB in the beginning and 114.6 MB in the end (delta: 39.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 22:56:58,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory is still 106.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 646.27 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.1 MB in the beginning and 165.7 MB in the end (delta: -78.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.36 ms. Allocated memory is still 199.8 MB. Free memory was 165.7 MB in the beginning and 160.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1606.45 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 160.9 MB in the beginning and 153.8 MB in the end (delta: 7.1 MB). Peak memory consumption was 91.2 MB. Max. memory is 7.1 GB. * Sifa took 272218.25 ms. Allocated memory was 223.3 MB in the beginning and 161.5 MB in the end (delta: -61.9 MB). Free memory was 153.8 MB in the beginning and 114.6 MB in the end (delta: 39.2 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]: 272178, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 500, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 343, TOOLS_POST_TIME[ms]: 25985, TOOLS_POST_CALL_APPLICATIONS: 120, TOOLS_POST_CALL_TIME[ms]: 262, TOOLS_POST_RETURN_APPLICATIONS: 111, TOOLS_POST_RETURN_TIME[ms]: 170, TOOLS_QUANTIFIERELIM_APPLICATIONS: 574, TOOLS_QUANTIFIERELIM_TIME[ms]: 26227, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25788, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 522, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 142, DOMAIN_JOIN_TIME[ms]: 238957, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 5, DOMAIN_WIDEN_TIME[ms]: 6080, DOMAIN_ISSUBSETEQ_APPLICATIONS: 22, DOMAIN_ISSUBSETEQ_TIME[ms]: 46, DOMAIN_ISBOTTOM_APPLICATIONS: 89, DOMAIN_ISBOTTOM_TIME[ms]: 526, LOOP_SUMMARIZER_APPLICATIONS: 17, LOOP_SUMMARIZER_CACHE_MISSES: 17, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 121290, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 121289, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 22, CALL_SUMMARIZER_APPLICATIONS: 111, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30152, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30150, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 599, DAG_COMPRESSION_RETAINED_NODES: 297 - UnprovableResult [Line: 869]: 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 948#(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...