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_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:31:01,710 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:31:01,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:31:01,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:31:01,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:31:01,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:31:01,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:31:01,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:31:01,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:31:01,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:31:01,746 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:31:01,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:31:01,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:31:01,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:31:01,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:31:01,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:31:01,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:31:01,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:31:01,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:31:01,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:31:01,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:31:01,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:31:01,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:31:01,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:31:01,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:31:01,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:31:01,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:31:01,763 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:31:01,763 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:31:01,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:31:01,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:31:01,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:31:01,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:31:01,767 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:31:01,768 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:31:01,768 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:31:01,768 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:31:01,769 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:31:01,769 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:31:01,770 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:31:01,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:31:01,771 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 [2019-09-16 19:31:01,785 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:31:01,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:31:01,787 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:31:01,787 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:31:01,787 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:31:01,788 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:31:01,788 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:31:01,788 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:31:01,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:31:01,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:31:01,789 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:31:01,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:31:01,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:31:01,789 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:31:01,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:31:01,790 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:31:01,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:31:01,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:31:01,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:31:01,791 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:31:01,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:31:01,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:31:01,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:31:01,791 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:31:01,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:31:01,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:31:01,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:31:01,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:31:01,792 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_DDA [2019-09-16 19:31:01,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:31:01,835 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:31:01,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:31:01,840 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:31:01,840 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:31:01,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-09-16 19:31:01,902 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1701804ee/a9cc0fec62894beba82cc6aa0f079853/FLAG23fa84d7a [2019-09-16 19:31:02,358 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:31:02,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product12.cil.c [2019-09-16 19:31:02,371 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1701804ee/a9cc0fec62894beba82cc6aa0f079853/FLAG23fa84d7a [2019-09-16 19:31:02,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1701804ee/a9cc0fec62894beba82cc6aa0f079853 [2019-09-16 19:31:02,730 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:31:02,731 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:31:02,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:31:02,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:31:02,738 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:31:02,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:31:02" (1/1) ... [2019-09-16 19:31:02,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772ff177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:02, skipping insertion in model container [2019-09-16 19:31:02,742 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:31:02" (1/1) ... [2019-09-16 19:31:02,749 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:31:02,813 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:31:03,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:31:03,266 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:31:03,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:31:03,392 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:31:03,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03 WrapperNode [2019-09-16 19:31:03,393 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:31:03,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:31:03,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:31:03,394 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:31:03,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03" (1/1) ... [2019-09-16 19:31:03,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03" (1/1) ... [2019-09-16 19:31:03,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03" (1/1) ... [2019-09-16 19:31:03,437 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03" (1/1) ... [2019-09-16 19:31:03,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03" (1/1) ... [2019-09-16 19:31:03,479 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03" (1/1) ... [2019-09-16 19:31:03,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03" (1/1) ... [2019-09-16 19:31:03,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:31:03,492 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:31:03,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:31:03,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:31:03,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:31:03" (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 [2019-09-16 19:31:03,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:31:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:31:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:31:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:31:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:31:03,568 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:31:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:31:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:31:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:31:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:31:03,569 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:31:03,570 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:31:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:31:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-16 19:31:03,571 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:31:03,572 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:31:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:31:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:31:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:31:03,574 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 19:31:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-16 19:31:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:31:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:31:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:31:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:31:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:31:03,575 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:31:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:31:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:31:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:31:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:31:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:31:03,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:31:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:31:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:31:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:31:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:31:03,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:31:03,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:31:03,577 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:31:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:31:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:31:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:31:03,578 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:31:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:31:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:31:03,579 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:31:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:31:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:31:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-16 19:31:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-16 19:31:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 19:31:03,581 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:31:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:31:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:31:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:31:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:31:03,582 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:31:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:31:03,583 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-16 19:31:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:31:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:31:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:31:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:31:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:31:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:31:03,584 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:31:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:31:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:31:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:31:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:31:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:31:03,585 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:31:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:31:03,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:31:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:31:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:31:03,587 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:31:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:31:03,588 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:31:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:31:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:31:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:31:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:31:03,589 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:31:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:31:03,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:31:03,591 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:31:05,010 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:31:05,011 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:31:05,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:31:05 BoogieIcfgContainer [2019-09-16 19:31:05,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:31:05,013 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:31:05,013 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:31:05,013 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:31:05,014 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:31:05" (1/1) ... [2019-09-16 19:31:05,015 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 [2019-09-16 19:31:05,042 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:31:05,042 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:31:05,056 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:31:05,069 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:31:05,071 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:31:28,488 WARN L191 SmtUtils]: Spent 13.65 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-16 19:31:30,101 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:31:33,788 WARN L191 SmtUtils]: Spent 3.68 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-16 19:31:35,500 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:31:37,185 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-16 19:31:37,206 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-16 19:31:37,279 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-16 19:31:37,286 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-16 19:31:48,946 WARN L191 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-16 19:31:54,533 WARN L191 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:32:05,615 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 459 DAG size of output: 453 [2019-09-16 19:32:11,126 WARN L191 SmtUtils]: Spent 5.51 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:32:27,720 WARN L191 SmtUtils]: Spent 16.56 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-16 19:32:33,254 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:32:49,859 WARN L191 SmtUtils]: Spent 16.60 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-16 19:32:55,352 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:33:11,951 WARN L191 SmtUtils]: Spent 16.60 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-16 19:33:17,468 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:33:34,113 WARN L191 SmtUtils]: Spent 16.64 s on a formula simplification. DAG size of input: 456 DAG size of output: 453 [2019-09-16 19:33:39,602 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 453 [2019-09-16 19:33:54,941 WARN L191 SmtUtils]: Spent 15.26 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-16 19:33:55,051 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 19:33:55,253 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:33:55,533 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:34:10,770 WARN L191 SmtUtils]: Spent 15.24 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-16 19:34:11,336 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:34:26,166 WARN L191 SmtUtils]: Spent 14.78 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-16 19:34:26,721 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:34:41,430 WARN L191 SmtUtils]: Spent 14.71 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-16 19:34:41,721 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:34:41,992 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:34:56,736 WARN L191 SmtUtils]: Spent 14.74 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-16 19:34:57,295 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:35:12,041 WARN L191 SmtUtils]: Spent 14.74 s on a formula simplification. DAG size of input: 459 DAG size of output: 458 [2019-09-16 19:35:12,591 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:35:12,902 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 76 [2019-09-16 19:35:13,254 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 473 DAG size of output: 76 [2019-09-16 19:35:13,361 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 19:35:13,622 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 76 [2019-09-16 19:35:13,941 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 76 [2019-09-16 19:35:14,280 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 76 [2019-09-16 19:35:14,383 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 19:35:14,626 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 76 [2019-09-16 19:35:15,638 WARN L191 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:35:15,976 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:35:16,680 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:35:17,013 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:35:17,746 WARN L191 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2019-09-16 19:35:18,110 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-16 19:35:18,520 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-16 19:35:18,879 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-16 19:35:19,594 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:35:19,936 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:35:20,649 WARN L191 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:35:20,978 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:35:21,723 WARN L191 SmtUtils]: Spent 738.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2019-09-16 19:35:22,085 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-16 19:35:22,605 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 76 [2019-09-16 19:35:23,280 WARN L191 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-16 19:35:23,565 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 19:35:24,279 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-16 19:35:24,615 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-16 19:35:25,291 WARN L191 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-16 19:35:25,625 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-16 19:35:26,366 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2019-09-16 19:35:26,732 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-16 19:35:27,140 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-16 19:35:27,521 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-16 19:35:28,108 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-16 19:35:28,650 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:35:29,192 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:35:29,381 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-16 19:35:29,614 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-16 19:35:29,782 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-16 19:35:30,298 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2019-09-16 19:35:30,536 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-16 19:35:30,956 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 117 [2019-09-16 19:35:31,136 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-16 19:35:31,515 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 117 [2019-09-16 19:35:31,697 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-16 19:35:32,222 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2019-09-16 19:35:32,474 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-16 19:35:32,713 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-16 19:35:32,948 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-16 19:35:33,492 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-16 19:35:33,851 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:35:34,417 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:35:34,601 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-16 19:35:35,360 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 122 [2019-09-16 19:35:35,702 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-16 19:35:36,551 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 134 [2019-09-16 19:35:37,260 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:35:37,592 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:35:38,291 WARN L191 SmtUtils]: Spent 698.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:35:38,625 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:35:39,370 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2019-09-16 19:35:39,730 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-16 19:35:40,282 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-16 19:35:40,808 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-16 19:35:41,565 WARN L191 SmtUtils]: Spent 728.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:35:41,895 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:35:42,586 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 101 [2019-09-16 19:35:42,918 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 19:35:43,730 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 109 [2019-09-16 19:35:44,087 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-16 19:35:44,640 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 76 [2019-09-16 19:35:45,290 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2019-09-16 19:35:45,566 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-16 19:35:46,287 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-16 19:35:46,644 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-16 19:35:47,327 WARN L191 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 108 [2019-09-16 19:35:47,665 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-16 19:35:48,407 WARN L191 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 116 [2019-09-16 19:35:48,778 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-16 19:35:49,332 WARN L191 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-16 19:35:49,779 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-16 19:35:50,365 WARN L191 SmtUtils]: Spent 579.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-16 19:35:50,920 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:35:51,462 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:35:51,651 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-16 19:35:51,877 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-16 19:35:52,042 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-16 19:35:52,533 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 132 [2019-09-16 19:35:52,771 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-16 19:35:53,193 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 117 [2019-09-16 19:35:53,374 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-16 19:35:53,761 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 117 [2019-09-16 19:35:53,942 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-16 19:35:54,602 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 130 [2019-09-16 19:35:54,956 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-16 19:35:55,327 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-16 19:35:55,686 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-16 19:35:56,495 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-16 19:35:56,632 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-09-16 19:35:56,791 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 30 [2019-09-16 19:35:57,003 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:35:57,203 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 48 [2019-09-16 19:35:57,628 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:35:57,814 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 46 [2019-09-16 19:35:58,583 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 122 [2019-09-16 19:35:58,925 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-16 19:35:59,784 WARN L191 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 134 [2019-09-16 19:36:00,228 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:36:00,830 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 39 [2019-09-16 19:36:01,058 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 17 for LOIs [2019-09-16 19:36:01,526 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-16 19:36:01,581 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-16 19:36:01,657 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-16 19:36:01,661 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-16 19:36:01,687 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 19:36:01,688 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 19:36:01,690 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 808#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-16 19:36:01,700 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 19:36:01,701 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 19:36:01,702 INFO L168 Benchmark]: Toolchain (without parser) took 298971.08 ms. Allocated memory was 131.1 MB in the beginning and 144.7 MB in the end (delta: 13.6 MB). Free memory was 85.4 MB in the beginning and 103.9 MB in the end (delta: -18.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 19:36:01,703 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 19:36:01,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 659.15 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.2 MB in the beginning and 164.7 MB in the end (delta: -79.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-16 19:36:01,704 INFO L168 Benchmark]: Boogie Preprocessor took 97.89 ms. Allocated memory is still 198.7 MB. Free memory was 164.7 MB in the beginning and 160.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-16 19:36:01,705 INFO L168 Benchmark]: RCFGBuilder took 1520.63 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 160.2 MB in the beginning and 151.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 94.8 MB. Max. memory is 7.1 GB. [2019-09-16 19:36:01,706 INFO L168 Benchmark]: Sifa took 296687.84 ms. Allocated memory was 219.2 MB in the beginning and 144.7 MB in the end (delta: -74.4 MB). Free memory was 151.3 MB in the beginning and 103.9 MB in the end (delta: 47.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 19:36:01,709 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 131.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 659.15 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.2 MB in the beginning and 164.7 MB in the end (delta: -79.5 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.89 ms. Allocated memory is still 198.7 MB. Free memory was 164.7 MB in the beginning and 160.2 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1520.63 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 160.2 MB in the beginning and 151.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 94.8 MB. Max. memory is 7.1 GB. * Sifa took 296687.84 ms. Allocated memory was 219.2 MB in the beginning and 144.7 MB in the end (delta: -74.4 MB). Free memory was 151.3 MB in the beginning and 103.9 MB in the end (delta: 47.4 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]: 296648, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 409, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 278, TOOLS_POST_TIME[ms]: 28777, TOOLS_POST_CALL_APPLICATIONS: 109, TOOLS_POST_CALL_TIME[ms]: 240, TOOLS_POST_RETURN_APPLICATIONS: 100, TOOLS_POST_RETURN_TIME[ms]: 114, TOOLS_QUANTIFIERELIM_APPLICATIONS: 487, TOOLS_QUANTIFIERELIM_TIME[ms]: 28975, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28633, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 428, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 132, DOMAIN_JOIN_TIME[ms]: 262844, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 3819, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 87, DOMAIN_ISBOTTOM_TIME[ms]: 623, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 35114, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 35113, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 100, CALL_SUMMARIZER_CACHE_MISSES: 17, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32287, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32286, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 50, DAG_COMPRESSION_PROCESSED_NODES: 759, DAG_COMPRESSION_RETAINED_NODES: 254 - UnprovableResult [Line: 882]: 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 808#(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...