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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 14:01:09,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 14:01:09,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 14:01:09,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 14:01:09,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 14:01:09,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 14:01:09,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 14:01:09,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 14:01:09,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 14:01:09,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 14:01:09,774 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 14:01:09,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 14:01:09,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 14:01:09,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 14:01:09,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 14:01:09,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 14:01:09,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 14:01:09,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 14:01:09,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 14:01:09,785 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 14:01:09,787 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 14:01:09,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 14:01:09,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 14:01:09,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 14:01:09,793 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 14:01:09,794 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 14:01:09,794 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 14:01:09,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 14:01:09,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 14:01:09,799 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 14:01:09,799 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 14:01:09,800 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 14:01:09,801 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 14:01:09,802 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 14:01:09,803 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 14:01:09,803 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 14:01:09,804 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 14:01:09,804 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 14:01:09,804 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 14:01:09,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 14:01:09,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 14:01:09,807 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 [2019-09-18 14:01:09,822 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 14:01:09,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 14:01:09,823 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 14:01:09,824 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 14:01:09,824 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 14:01:09,824 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 14:01:09,824 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 14:01:09,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 14:01:09,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 14:01:09,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 14:01:09,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 14:01:09,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 14:01:09,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 14:01:09,826 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 14:01:09,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 14:01:09,826 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 14:01:09,826 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 14:01:09,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 14:01:09,827 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 14:01:09,827 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 14:01:09,827 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 14:01:09,827 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 14:01:09,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 14:01:09,828 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 14:01:09,828 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 14:01:09,828 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 14:01:09,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 14:01:09,829 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 14:01:09,829 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 -> SingleStatement 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_DDA [2019-09-18 14:01:09,859 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 14:01:09,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 14:01:09,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 14:01:09,877 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 14:01:09,877 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 14:01:09,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2019-09-18 14:01:09,939 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c787edf0/ec0b1c186db342639005ec01755b85b3/FLAGbc2b1f130 [2019-09-18 14:01:10,411 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 14:01:10,416 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product32.cil.c [2019-09-18 14:01:10,429 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c787edf0/ec0b1c186db342639005ec01755b85b3/FLAGbc2b1f130 [2019-09-18 14:01:10,730 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1c787edf0/ec0b1c186db342639005ec01755b85b3 [2019-09-18 14:01:10,739 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 14:01:10,741 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 14:01:10,742 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 14:01:10,742 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 14:01:10,746 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 14:01:10,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:01:10" (1/1) ... [2019-09-18 14:01:10,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b88bce7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:10, skipping insertion in model container [2019-09-18 14:01:10,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:01:10" (1/1) ... [2019-09-18 14:01:10,757 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 14:01:10,824 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 14:01:11,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:01:11,313 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 14:01:11,404 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 14:01:11,437 INFO L192 MainTranslator]: Completed translation [2019-09-18 14:01:11,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11 WrapperNode [2019-09-18 14:01:11,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 14:01:11,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 14:01:11,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 14:01:11,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 14:01:11,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11" (1/1) ... [2019-09-18 14:01:11,450 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11" (1/1) ... [2019-09-18 14:01:11,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11" (1/1) ... [2019-09-18 14:01:11,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11" (1/1) ... [2019-09-18 14:01:11,495 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11" (1/1) ... [2019-09-18 14:01:11,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11" (1/1) ... [2019-09-18 14:01:11,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11" (1/1) ... [2019-09-18 14:01:11,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 14:01:11,517 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 14:01:11,517 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 14:01:11,518 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 14:01:11,518 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:01:11" (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 [2019-09-18 14:01:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 14:01:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 14:01:11,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 14:01:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 14:01:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 14:01:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 14:01:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 14:01:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 14:01:11,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 14:01:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 14:01:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 14:01:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 14:01:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 14:01:11,570 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 14:01:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 14:01:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 14:01:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 14:01:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 14:01:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 14:01:11,571 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 14:01:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 14:01:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 14:01:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 14:01:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 14:01:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 14:01:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 14:01:11,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 14:01:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 14:01:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 14:01:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 14:01:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 14:01:11,573 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 14:01:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 14:01:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 14:01:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 14:01:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 14:01:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 14:01:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 14:01:11,574 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 14:01:11,577 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-18 14:01:11,577 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 14:01:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 14:01:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 14:01:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 14:01:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 14:01:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 14:01:11,578 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 14:01:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 14:01:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 14:01:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 14:01:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 14:01:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 14:01:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 14:01:11,579 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 14:01:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 14:01:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 14:01:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 14:01:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 14:01:11,580 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 14:01:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 14:01:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 14:01:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 14:01:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 14:01:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 14:01:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 14:01:11,581 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 14:01:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 14:01:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 14:01:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 14:01:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 14:01:11,582 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 14:01:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 14:01:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 14:01:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 14:01:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 14:01:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 14:01:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 14:01:11,583 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 14:01:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 14:01:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 14:01:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 14:01:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 14:01:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 14:01:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 14:01:11,584 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 14:01:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 14:01:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-18 14:01:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 14:01:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 14:01:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 14:01:11,585 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-18 14:01:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 14:01:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-18 14:01:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 14:01:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 14:01:11,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 14:01:12,727 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 14:01:12,727 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 14:01:12,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:01:12 BoogieIcfgContainer [2019-09-18 14:01:12,729 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 14:01:12,730 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 14:01:12,730 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 14:01:12,730 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 14:01:12,731 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:01:12" (1/1) ... [2019-09-18 14:01:12,732 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 14:01:12,764 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 14:01:12,767 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 14:01:12,787 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 14:01:12,800 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 14:01:12,802 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 14:01:13,515 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 82 [2019-09-18 14:01:13,715 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 77 [2019-09-18 14:01:14,087 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 109 [2019-09-18 14:01:14,380 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2019-09-18 14:01:14,857 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 128 [2019-09-18 14:01:15,253 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 123 [2019-09-18 14:01:15,859 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 148 [2019-09-18 14:01:16,371 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 143 [2019-09-18 14:01:16,998 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 157 [2019-09-18 14:01:17,612 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 152 [2019-09-18 14:01:18,584 WARN L191 SmtUtils]: Spent 800.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 166 [2019-09-18 14:01:19,215 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 161 [2019-09-18 14:01:19,465 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-18 14:01:20,437 WARN L191 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 174 [2019-09-18 14:01:21,230 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 171 [2019-09-18 14:01:21,537 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 14:01:22,766 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 287 DAG size of output: 184 [2019-09-18 14:01:23,621 WARN L191 SmtUtils]: Spent 715.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 181 [2019-09-18 14:01:24,029 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-09-18 14:01:25,610 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 326 DAG size of output: 194 [2019-09-18 14:01:26,579 WARN L191 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 191 [2019-09-18 14:01:27,155 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2019-09-18 14:01:28,955 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification. DAG size of input: 370 DAG size of output: 204 [2019-09-18 14:01:30,055 WARN L191 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 203 [2019-09-18 14:01:30,797 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 245 [2019-09-18 14:01:33,016 WARN L191 SmtUtils]: Spent 2.21 s on a formula simplification. DAG size of input: 398 DAG size of output: 216 [2019-09-18 14:01:34,293 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 251 DAG size of output: 215 [2019-09-18 14:01:34,960 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 287 [2019-09-18 14:01:36,943 WARN L191 SmtUtils]: Spent 1.97 s on a formula simplification. DAG size of input: 471 DAG size of output: 229 [2019-09-18 14:01:38,245 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 270 DAG size of output: 224 [2019-09-18 14:01:39,420 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 341 [2019-09-18 14:01:42,770 WARN L191 SmtUtils]: Spent 3.34 s on a formula simplification. DAG size of input: 493 DAG size of output: 237 [2019-09-18 14:01:43,051 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:01:44,364 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 295 DAG size of output: 238 [2019-09-18 14:01:45,744 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 387 [2019-09-18 14:01:49,826 WARN L191 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 593 DAG size of output: 251 [2019-09-18 14:01:50,113 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 14:01:51,575 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 302 DAG size of output: 252 [2019-09-18 14:01:53,335 WARN L191 SmtUtils]: Spent 967.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2019-09-18 14:01:58,310 WARN L191 SmtUtils]: Spent 4.96 s on a formula simplification. DAG size of input: 642 DAG size of output: 265 [2019-09-18 14:01:58,579 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 14:02:00,142 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 314 DAG size of output: 262 [2019-09-18 14:02:02,253 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 14:02:07,739 WARN L191 SmtUtils]: Spent 5.47 s on a formula simplification. DAG size of input: 693 DAG size of output: 279 [2019-09-18 14:02:08,044 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-18 14:02:09,772 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification. DAG size of input: 332 DAG size of output: 276 [2019-09-18 14:02:12,305 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 14:02:19,136 WARN L191 SmtUtils]: Spent 6.82 s on a formula simplification. DAG size of input: 761 DAG size of output: 289 [2019-09-18 14:02:19,469 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 14:02:21,327 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 355 DAG size of output: 286 [2019-09-18 14:02:24,320 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 14:02:32,369 WARN L191 SmtUtils]: Spent 8.03 s on a formula simplification. DAG size of input: 825 DAG size of output: 307 [2019-09-18 14:02:34,759 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 370 DAG size of output: 302 [2019-09-18 14:02:38,382 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 14:02:47,584 WARN L191 SmtUtils]: Spent 9.18 s on a formula simplification. DAG size of input: 812 DAG size of output: 328 [2019-09-18 14:02:47,971 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 14:02:50,298 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 391 DAG size of output: 325 [2019-09-18 14:02:54,568 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 14:03:06,066 WARN L191 SmtUtils]: Spent 11.48 s on a formula simplification. DAG size of input: 928 DAG size of output: 361 [2019-09-18 14:03:06,510 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 14:03:09,292 WARN L191 SmtUtils]: Spent 2.78 s on a formula simplification. DAG size of input: 422 DAG size of output: 360 [2019-09-18 14:03:14,171 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 14:03:27,714 WARN L191 SmtUtils]: Spent 13.52 s on a formula simplification. DAG size of input: 1006 DAG size of output: 380 [2019-09-18 14:03:28,235 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 14:03:31,233 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 458 DAG size of output: 377 [2019-09-18 14:03:36,901 WARN L191 SmtUtils]: Spent 3.09 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 14:03:53,153 WARN L191 SmtUtils]: Spent 16.23 s on a formula simplification. DAG size of input: 1042 DAG size of output: 402 [2019-09-18 14:03:53,705 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 14:03:57,290 WARN L191 SmtUtils]: Spent 3.58 s on a formula simplification. DAG size of input: 471 DAG size of output: 403 [2019-09-18 14:04:03,658 WARN L191 SmtUtils]: Spent 3.50 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 14:04:21,762 WARN L191 SmtUtils]: Spent 18.07 s on a formula simplification. DAG size of input: 1024 DAG size of output: 420 [2019-09-18 14:04:22,331 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 14:04:26,112 WARN L191 SmtUtils]: Spent 3.77 s on a formula simplification. DAG size of input: 495 DAG size of output: 417 [2019-09-18 14:04:29,514 WARN L191 SmtUtils]: Spent 3.40 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 14:04:31,188 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 14:04:31,203 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 14:04:31,262 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 14:04:31,266 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 14:04:42,007 WARN L191 SmtUtils]: Spent 10.58 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 14:04:47,266 WARN L191 SmtUtils]: Spent 5.26 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 14:04:57,735 WARN L191 SmtUtils]: Spent 10.47 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 14:05:02,983 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 14:05:29,385 WARN L191 SmtUtils]: Spent 26.35 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 14:05:38,095 WARN L191 SmtUtils]: Spent 8.71 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 14:06:09,619 WARN L191 SmtUtils]: Spent 31.43 s on a formula simplification. DAG size of input: 480 DAG size of output: 477 [2019-09-18 14:06:25,152 WARN L191 SmtUtils]: Spent 15.53 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 14:06:47,984 WARN L191 SmtUtils]: Spent 22.78 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-18 14:06:49,046 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-18 14:06:51,544 WARN L191 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 484 DAG size of output: 49 [2019-09-18 14:06:51,886 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-09-18 14:06:52,009 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 14:06:52,184 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 14:06:52,593 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-18 14:06:53,060 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-09-18 14:06:53,190 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 14:06:53,497 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2019-09-18 14:06:53,869 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2019-09-18 14:06:54,243 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56 [2019-09-18 14:07:20,755 WARN L191 SmtUtils]: Spent 26.36 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 14:07:29,452 WARN L191 SmtUtils]: Spent 8.70 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 14:08:00,796 WARN L191 SmtUtils]: Spent 31.29 s on a formula simplification. DAG size of input: 480 DAG size of output: 477 [2019-09-18 14:08:16,313 WARN L191 SmtUtils]: Spent 15.52 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 14:08:38,711 WARN L191 SmtUtils]: Spent 22.38 s on a formula simplification that was a NOOP. DAG size: 492 [2019-09-18 14:08:38,958 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-18 14:08:41,456 WARN L191 SmtUtils]: Spent 2.29 s on a formula simplification. DAG size of input: 484 DAG size of output: 49 [2019-09-18 14:08:41,803 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-09-18 14:08:41,929 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 14:08:42,100 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 14:08:42,356 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-18 14:08:42,823 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-09-18 14:08:42,950 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 14:08:43,120 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 14:08:43,128 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 14:08:43,131 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 14:08:43,235 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-18 14:08:43,239 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-18 14:08:43,266 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 14:08:43,266 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 14:08:43,268 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 687#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-18 14:08:43,280 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 14:08:43,281 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 14:08:43,282 INFO L168 Benchmark]: Toolchain (without parser) took 452541.27 ms. Allocated memory was 136.3 MB in the beginning and 135.3 MB in the end (delta: -1.0 MB). Free memory was 83.4 MB in the beginning and 99.6 MB in the end (delta: -16.2 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-09-18 14:08:43,282 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 14:08:43,283 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.26 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 83.0 MB in the beginning and 165.1 MB in the end (delta: -82.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-18 14:08:43,283 INFO L168 Benchmark]: Boogie Preprocessor took 77.94 ms. Allocated memory is still 197.7 MB. Free memory was 165.1 MB in the beginning and 160.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-18 14:08:43,283 INFO L168 Benchmark]: RCFGBuilder took 1212.32 ms. Allocated memory was 197.7 MB in the beginning and 215.0 MB in the end (delta: 17.3 MB). Free memory was 160.9 MB in the beginning and 172.7 MB in the end (delta: -11.8 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB. [2019-09-18 14:08:43,284 INFO L168 Benchmark]: Sifa took 450550.73 ms. Allocated memory was 215.0 MB in the beginning and 135.3 MB in the end (delta: -79.7 MB). Free memory was 172.7 MB in the beginning and 99.6 MB in the end (delta: 73.1 MB). Peak memory consumption was 44.3 MB. Max. memory is 7.1 GB. [2019-09-18 14:08:43,285 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 136.3 MB. Free memory was 102.4 MB in the beginning and 102.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.26 ms. Allocated memory was 136.3 MB in the beginning and 197.7 MB in the end (delta: 61.3 MB). Free memory was 83.0 MB in the beginning and 165.1 MB in the end (delta: -82.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 77.94 ms. Allocated memory is still 197.7 MB. Free memory was 165.1 MB in the beginning and 160.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1212.32 ms. Allocated memory was 197.7 MB in the beginning and 215.0 MB in the end (delta: 17.3 MB). Free memory was 160.9 MB in the beginning and 172.7 MB in the end (delta: -11.8 MB). Peak memory consumption was 99.8 MB. Max. memory is 7.1 GB. * Sifa took 450550.73 ms. Allocated memory was 215.0 MB in the beginning and 135.3 MB in the end (delta: -79.7 MB). Free memory was 172.7 MB in the beginning and 99.6 MB in the end (delta: 73.1 MB). Peak memory consumption was 44.3 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]: 450505, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 444, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 360, TOOLS_POST_TIME[ms]: 193266, TOOLS_POST_CALL_APPLICATIONS: 72, TOOLS_POST_CALL_TIME[ms]: 173, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 84, TOOLS_QUANTIFIERELIM_APPLICATIONS: 494, TOOLS_QUANTIFIERELIM_TIME[ms]: 193368, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28820, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 448, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 83, DOMAIN_JOIN_TIME[ms]: 251756, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 4726, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 52, DOMAIN_ISBOTTOM_TIME[ms]: 272, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 147784, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 147783, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 199345, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 199344, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 653, DAG_COMPRESSION_RETAINED_NODES: 410 - UnprovableResult [Line: 111]: 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 687#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...