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_spec1_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:01:45,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:01:45,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:01:45,810 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:01:45,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:01:45,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:01:45,813 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:01:45,815 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:01:45,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:01:45,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:01:45,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:01:45,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:01:45,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:01:45,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:01:45,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:01:45,822 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:01:45,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:01:45,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:01:45,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:01:45,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:01:45,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:01:45,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:01:45,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:01:45,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:01:45,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:01:45,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:01:45,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:01:45,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:01:45,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:01:45,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:01:45,838 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:01:45,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:01:45,839 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:01:45,840 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:01:45,841 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:01:45,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:01:45,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:01:45,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:01:45,842 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:01:45,843 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:01:45,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:01:45,844 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 [2019-09-17 06:01:45,859 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:01:45,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:01:45,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:01:45,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:01:45,860 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:01:45,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:01:45,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:01:45,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:01:45,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:01:45,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:01:45,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:01:45,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:01:45,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:01:45,862 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:01:45,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:01:45,863 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:01:45,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:01:45,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:01:45,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:01:45,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:01:45,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:01:45,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:01:45,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:01:45,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:01:45,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:01:45,865 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:01:45,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:01:45,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:01:45,865 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 [2019-09-17 06:01:45,896 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:01:45,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:01:45,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:01:45,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:01:45,914 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:01:45,914 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-09-17 06:01:45,976 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141664624/d9cf9f69a6ab4faaa0772de15eccdb6b/FLAG9f1280a1a [2019-09-17 06:01:46,476 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:01:46,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product16.cil.c [2019-09-17 06:01:46,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141664624/d9cf9f69a6ab4faaa0772de15eccdb6b/FLAG9f1280a1a [2019-09-17 06:01:46,782 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/141664624/d9cf9f69a6ab4faaa0772de15eccdb6b [2019-09-17 06:01:46,792 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:01:46,794 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:01:46,795 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:01:46,795 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:01:46,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:01:46,800 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:01:46" (1/1) ... [2019-09-17 06:01:46,803 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@337a0bd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:46, skipping insertion in model container [2019-09-17 06:01:46,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:01:46" (1/1) ... [2019-09-17 06:01:46,811 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:01:46,882 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:01:47,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:01:47,423 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:01:47,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:01:47,561 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:01:47,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47 WrapperNode [2019-09-17 06:01:47,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:01:47,563 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:01:47,563 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:01:47,563 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:01:47,577 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47" (1/1) ... [2019-09-17 06:01:47,577 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47" (1/1) ... [2019-09-17 06:01:47,615 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47" (1/1) ... [2019-09-17 06:01:47,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47" (1/1) ... [2019-09-17 06:01:47,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47" (1/1) ... [2019-09-17 06:01:47,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47" (1/1) ... [2019-09-17 06:01:47,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47" (1/1) ... [2019-09-17 06:01:47,683 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:01:47,684 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:01:47,684 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:01:47,684 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:01:47,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:01:47" (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 [2019-09-17 06:01:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:01:47,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:01:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:01:47,766 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:01:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:01:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:01:47,767 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:01:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:01:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:01:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:01:47,768 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:01:47,769 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:01:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:01:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:01:47,770 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:01:47,771 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:01:47,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:01:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:01:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:01:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:01:47,774 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:01:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:01:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:01:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:01:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:01:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:01:47,775 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:01:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:01:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:01:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-17 06:01:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:01:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:01:47,776 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:01:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:01:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:01:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:01:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:01:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:01:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:01:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:01:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:01:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:01:47,778 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:01:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:01:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:01:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:01:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:01:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:01:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:01:47,779 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:01:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 06:01:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:01:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:01:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:01:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:01:47,780 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:01:47,781 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:01:47,781 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:01:47,781 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:01:47,781 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:01:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:01:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:01:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:01:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:01:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:01:47,782 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:01:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:01:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:01:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:01:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:01:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:01:47,783 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:01:47,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:01:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:01:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:01:47,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:01:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:01:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:01:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:01:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:01:47,786 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:01:47,787 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:01:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:01:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:01:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:01:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:01:47,788 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-17 06:01:47,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:01:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:01:47,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:01:49,369 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:01:49,369 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:01:49,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:01:49 BoogieIcfgContainer [2019-09-17 06:01:49,371 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:01:49,371 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:01:49,371 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:01:49,372 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:01:49,373 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:01:49" (1/1) ... [2019-09-17 06:01:49,374 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 [2019-09-17 06:01:49,407 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:01:49,408 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:01:49,420 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:01:49,430 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:01:49,431 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:01:59,443 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:02:01,262 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:02:01,385 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:02:01,549 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:02:01,664 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:02:01,689 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:02:01,741 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:02:01,747 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:02:01,905 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:02:02,067 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-17 06:02:02,603 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:02,911 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:03,184 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:03,439 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:03,657 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:03,827 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:04,017 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:04,174 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:02:04,586 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:04,923 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:05,812 WARN L191 SmtUtils]: Spent 801.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:02:06,399 WARN L191 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:02:06,707 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:07,007 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:07,882 WARN L191 SmtUtils]: Spent 820.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:02:08,331 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:02:08,442 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:02:08,555 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:02:08,662 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:02:09,083 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:09,463 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:10,116 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:02:10,662 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-17 06:02:11,002 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:11,280 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-17 06:02:12,095 WARN L191 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-17 06:02:12,242 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 30 for LOIs [2019-09-17 06:02:12,287 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:02:12,298 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 27 for LOIs [2019-09-17 06:02:12,305 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 32 for LOIs [2019-09-17 06:02:12,309 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:02:12,309 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:02:12,311 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 454#(and (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:02:12,323 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:02:12,323 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:02:12,326 INFO L168 Benchmark]: Toolchain (without parser) took 25531.76 ms. Allocated memory was 138.4 MB in the beginning and 849.9 MB in the end (delta: 711.5 MB). Free memory was 84.2 MB in the beginning and 516.9 MB in the end (delta: -432.7 MB). Peak memory consumption was 278.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:12,328 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:02:12,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 767.19 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.0 MB in the beginning and 166.6 MB in the end (delta: -82.5 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:12,336 INFO L168 Benchmark]: Boogie Preprocessor took 120.24 ms. Allocated memory is still 199.2 MB. Free memory was 166.6 MB in the beginning and 162.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:12,337 INFO L168 Benchmark]: RCFGBuilder took 1687.19 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 162.7 MB in the beginning and 153.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:12,344 INFO L168 Benchmark]: Sifa took 22952.87 ms. Allocated memory was 220.7 MB in the beginning and 849.9 MB in the end (delta: 629.1 MB). Free memory was 153.1 MB in the beginning and 516.9 MB in the end (delta: -363.8 MB). Peak memory consumption was 265.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:02:12,348 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 138.4 MB. Free memory was 103.1 MB in the beginning and 102.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 767.19 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 84.0 MB in the beginning and 166.6 MB in the end (delta: -82.5 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.24 ms. Allocated memory is still 199.2 MB. Free memory was 166.6 MB in the beginning and 162.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1687.19 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 162.7 MB in the beginning and 153.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 95.7 MB. Max. memory is 7.1 GB. * Sifa took 22952.87 ms. Allocated memory was 220.7 MB in the beginning and 849.9 MB in the end (delta: 629.1 MB). Free memory was 153.1 MB in the beginning and 516.9 MB in the end (delta: -363.8 MB). Peak memory consumption was 265.3 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]: 22904, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 221, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 143, TOOLS_POST_TIME[ms]: 11993, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 201, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 152, TOOLS_QUANTIFIERELIM_APPLICATIONS: 260, TOOLS_QUANTIFIERELIM_TIME[ms]: 12238, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11879, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 226, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 73, DOMAIN_JOIN_TIME[ms]: 10198, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 6, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 9, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 5, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 186, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 450, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 449, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12317, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12316, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 37, DAG_COMPRESSION_PROCESSED_NODES: 391, DAG_COMPRESSION_RETAINED_NODES: 231 - UnprovableResult [Line: 295]: 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 454#(and (and (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (= 0 ~systemActive~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...