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 CompoundDomain --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_spec2_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 18:15:08,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 18:15:08,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 18:15:08,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 18:15:08,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 18:15:08,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 18:15:08,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 18:15:08,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 18:15:08,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 18:15:08,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 18:15:08,727 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 18:15:08,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 18:15:08,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 18:15:08,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 18:15:08,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 18:15:08,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 18:15:08,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 18:15:08,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 18:15:08,740 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 18:15:08,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 18:15:08,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 18:15:08,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 18:15:08,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 18:15:08,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 18:15:08,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 18:15:08,752 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 18:15:08,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 18:15:08,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 18:15:08,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 18:15:08,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 18:15:08,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 18:15:08,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 18:15:08,756 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 18:15:08,757 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 18:15:08,758 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 18:15:08,758 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 18:15:08,759 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 18:15:08,759 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 18:15:08,759 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 18:15:08,760 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 18:15:08,760 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 18:15:08,761 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 18:15:08,782 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 18:15:08,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 18:15:08,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 18:15:08,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 18:15:08,785 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 18:15:08,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 18:15:08,785 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 18:15:08,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 18:15:08,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 18:15:08,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 18:15:08,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 18:15:08,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 18:15:08,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 18:15:08,786 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 18:15:08,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 18:15:08,787 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 18:15:08,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 18:15:08,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 18:15:08,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 18:15:08,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 18:15:08,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 18:15:08,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 18:15:08,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 18:15:08,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 18:15:08,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 18:15:08,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 18:15:08,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 18:15:08,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 18:15:08,791 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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 [2019-09-17 18:15:08,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 18:15:08,844 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 18:15:08,846 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 18:15:08,848 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 18:15:08,848 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 18:15:08,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-17 18:15:08,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94a5d01cc/1a5c266a7dfe45449a05340df48d7efa/FLAG3303538f3 [2019-09-17 18:15:09,403 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 18:15:09,404 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-17 18:15:09,420 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94a5d01cc/1a5c266a7dfe45449a05340df48d7efa/FLAG3303538f3 [2019-09-17 18:15:09,715 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94a5d01cc/1a5c266a7dfe45449a05340df48d7efa [2019-09-17 18:15:09,724 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 18:15:09,726 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 18:15:09,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 18:15:09,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 18:15:09,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 18:15:09,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:15:09" (1/1) ... [2019-09-17 18:15:09,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe97291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:09, skipping insertion in model container [2019-09-17 18:15:09,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:15:09" (1/1) ... [2019-09-17 18:15:09,740 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 18:15:09,803 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 18:15:10,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:15:10,220 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 18:15:10,374 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 18:15:10,418 INFO L192 MainTranslator]: Completed translation [2019-09-17 18:15:10,418 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10 WrapperNode [2019-09-17 18:15:10,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 18:15:10,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 18:15:10,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 18:15:10,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 18:15:10,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10" (1/1) ... [2019-09-17 18:15:10,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10" (1/1) ... [2019-09-17 18:15:10,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10" (1/1) ... [2019-09-17 18:15:10,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10" (1/1) ... [2019-09-17 18:15:10,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10" (1/1) ... [2019-09-17 18:15:10,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10" (1/1) ... [2019-09-17 18:15:10,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10" (1/1) ... [2019-09-17 18:15:10,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 18:15:10,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 18:15:10,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 18:15:10,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 18:15:10,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:15:10" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 18:15:10,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 18:15:10,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 18:15:10,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 18:15:10,613 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 18:15:10,614 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 18:15:10,614 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 18:15:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 18:15:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 18:15:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 18:15:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 18:15:10,615 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 18:15:10,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 18:15:10,616 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 18:15:10,617 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 18:15:10,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:15:10,617 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:15:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 18:15:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 18:15:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 18:15:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 18:15:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 18:15:10,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 18:15:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 18:15:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 18:15:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 18:15:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 18:15:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 18:15:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 18:15:10,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 18:15:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 18:15:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 18:15:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 18:15:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 18:15:10,621 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 18:15:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 18:15:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 18:15:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 18:15:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 18:15:10,622 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 18:15:10,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 18:15:10,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 18:15:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 18:15:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 18:15:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 18:15:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 18:15:10,623 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 18:15:10,624 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 18:15:10,624 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 18:15:10,624 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 18:15:10,624 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 18:15:10,624 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 18:15:10,624 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 18:15:10,624 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 18:15:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 18:15:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 18:15:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 18:15:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 18:15:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 18:15:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 18:15:10,625 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 18:15:10,626 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 18:15:10,626 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 18:15:10,626 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 18:15:10,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 18:15:10,627 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 18:15:10,627 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 18:15:10,627 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 18:15:10,627 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 18:15:10,627 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 18:15:10,627 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 18:15:10,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 18:15:10,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 18:15:10,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 18:15:10,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 18:15:10,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 18:15:10,629 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 18:15:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 18:15:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 18:15:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 18:15:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 18:15:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 18:15:10,630 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 18:15:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 18:15:10,631 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 18:15:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 18:15:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 18:15:10,632 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 18:15:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 18:15:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 18:15:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 18:15:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 18:15:10,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 18:15:12,144 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 18:15:12,144 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 18:15:12,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:15:12 BoogieIcfgContainer [2019-09-17 18:15:12,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 18:15:12,146 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 18:15:12,146 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 18:15:12,146 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 18:15:12,148 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:15:12" (1/1) ... [2019-09-17 18:15:12,149 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-09-17 18:15:12,176 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 18:15:12,176 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 18:15:12,190 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 18:15:12,199 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 18:15:12,200 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 18:15:35,599 WARN L191 SmtUtils]: Spent 14.08 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 18:15:37,442 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 18:15:41,198 WARN L191 SmtUtils]: Spent 3.75 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-17 18:15:42,921 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:15:44,657 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-17 18:15:44,928 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 18:15:49,229 WARN L191 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 494 DAG size of output: 432 [2019-09-17 18:15:49,243 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 440 for LOIs [2019-09-17 18:15:49,328 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 440 for LOIs [2019-09-17 18:15:49,353 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 439 for LOIs [2019-09-17 18:16:06,798 WARN L191 SmtUtils]: Spent 17.22 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-17 18:16:12,441 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:16:12,781 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 18:16:24,919 WARN L191 SmtUtils]: Spent 12.14 s on a formula simplification. DAG size of input: 522 DAG size of output: 462 [2019-09-17 18:16:41,900 WARN L191 SmtUtils]: Spent 16.98 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-17 18:16:47,568 WARN L191 SmtUtils]: Spent 5.67 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 18:16:47,893 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 18:17:00,144 WARN L191 SmtUtils]: Spent 12.25 s on a formula simplification. DAG size of input: 522 DAG size of output: 462 [2019-09-17 18:17:14,977 WARN L191 SmtUtils]: Spent 14.77 s on a formula simplification. DAG size of input: 476 DAG size of output: 475 [2019-09-17 18:17:22,385 WARN L191 SmtUtils]: Spent 7.41 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-17 18:17:22,732 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 18:17:38,245 WARN L191 SmtUtils]: Spent 15.51 s on a formula simplification. DAG size of input: 530 DAG size of output: 474 [2019-09-17 18:17:52,982 WARN L191 SmtUtils]: Spent 14.73 s on a formula simplification. DAG size of input: 476 DAG size of output: 475 [2019-09-17 18:18:00,397 WARN L191 SmtUtils]: Spent 7.41 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-17 18:18:00,746 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 18:18:16,343 WARN L191 SmtUtils]: Spent 15.60 s on a formula simplification. DAG size of input: 530 DAG size of output: 474 [2019-09-17 18:18:43,949 WARN L191 SmtUtils]: Spent 27.59 s on a formula simplification. DAG size of input: 479 DAG size of output: 474 [2019-09-17 18:18:53,062 WARN L191 SmtUtils]: Spent 9.11 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 18:18:53,412 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 18:19:13,041 WARN L191 SmtUtils]: Spent 19.63 s on a formula simplification. DAG size of input: 530 DAG size of output: 478 [2019-09-17 18:19:40,612 WARN L191 SmtUtils]: Spent 27.57 s on a formula simplification. DAG size of input: 479 DAG size of output: 474 [2019-09-17 18:19:49,775 WARN L191 SmtUtils]: Spent 9.16 s on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 18:19:50,111 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-17 18:20:09,674 WARN L191 SmtUtils]: Spent 19.56 s on a formula simplification. DAG size of input: 530 DAG size of output: 478 [2019-09-17 18:20:10,364 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 33 DAG size of output: 20 [2019-09-17 18:20:11,522 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 35 [2019-09-17 18:20:11,633 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2019-09-17 18:20:11,815 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:20:12,053 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-09-17 18:20:15,043 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2019-09-17 18:20:16,354 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 18:20:18,979 WARN L191 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 150 DAG size of output: 145 [2019-09-17 18:20:20,213 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 18:20:20,553 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:20:23,012 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2019-09-17 18:20:25,532 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 150 DAG size of output: 145 [2019-09-17 18:20:26,761 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 18:20:27,084 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:20:29,552 WARN L191 SmtUtils]: Spent 2.47 s on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2019-09-17 18:20:31,034 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 151 DAG size of output: 147 [2019-09-17 18:20:31,761 WARN L191 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 18:20:32,104 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:20:33,817 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 147 DAG size of output: 142 [2019-09-17 18:20:36,532 WARN L191 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 152 DAG size of output: 152 [2019-09-17 18:20:37,885 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 152 [2019-09-17 18:20:38,234 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:20:41,138 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 153 DAG size of output: 153 [2019-09-17 18:20:44,112 WARN L191 SmtUtils]: Spent 2.97 s on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2019-09-17 18:20:45,602 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 156 [2019-09-17 18:20:45,934 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:20:49,125 WARN L191 SmtUtils]: Spent 3.19 s on a formula simplification. DAG size of input: 157 DAG size of output: 157 [2019-09-17 18:20:59,963 WARN L191 SmtUtils]: Spent 10.83 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 18:21:10,872 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 18:21:32,910 WARN L191 SmtUtils]: Spent 22.03 s on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-09-17 18:21:36,709 WARN L191 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 544 DAG size of output: 157 [2019-09-17 18:21:37,017 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 18:21:37,385 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:21:38,162 WARN L191 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2019-09-17 18:21:41,608 WARN L191 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 544 DAG size of output: 157 [2019-09-17 18:21:41,914 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 18:21:42,251 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:21:43,028 WARN L191 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2019-09-17 18:21:43,809 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 156 [2019-09-17 18:21:44,191 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-09-17 18:21:44,545 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:21:45,661 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 157 DAG size of output: 151 [2019-09-17 18:21:47,792 WARN L191 SmtUtils]: Spent 2.13 s on a formula simplification. DAG size of input: 162 DAG size of output: 162 [2019-09-17 18:21:48,861 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-17 18:21:49,193 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:21:50,904 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 163 DAG size of output: 163 [2019-09-17 18:21:53,084 WARN L191 SmtUtils]: Spent 2.18 s on a formula simplification. DAG size of input: 166 DAG size of output: 166 [2019-09-17 18:21:54,156 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 166 [2019-09-17 18:21:54,492 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:21:56,248 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 168 DAG size of output: 163 [2019-09-17 18:21:58,552 WARN L191 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 547 DAG size of output: 1 [2019-09-17 18:22:01,510 WARN L191 SmtUtils]: Spent 2.87 s on a formula simplification. DAG size of input: 155 DAG size of output: 144 [2019-09-17 18:22:02,823 WARN L191 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 144 [2019-09-17 18:22:05,368 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 150 DAG size of output: 145 [2019-09-17 18:22:06,610 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 18:22:06,941 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:22:09,389 WARN L191 SmtUtils]: Spent 2.45 s on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2019-09-17 18:22:11,902 WARN L191 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 150 DAG size of output: 145 [2019-09-17 18:22:13,139 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 18:22:13,467 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:22:15,932 WARN L191 SmtUtils]: Spent 2.46 s on a formula simplification. DAG size of input: 145 DAG size of output: 145 [2019-09-17 18:22:17,407 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 151 DAG size of output: 147 [2019-09-17 18:22:18,130 WARN L191 SmtUtils]: Spent 722.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-09-17 18:22:18,463 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:22:20,165 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 147 DAG size of output: 142 [2019-09-17 18:22:22,871 WARN L191 SmtUtils]: Spent 2.71 s on a formula simplification. DAG size of input: 152 DAG size of output: 152 [2019-09-17 18:22:24,227 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 152 [2019-09-17 18:22:24,559 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:22:27,447 WARN L191 SmtUtils]: Spent 2.89 s on a formula simplification. DAG size of input: 153 DAG size of output: 153 [2019-09-17 18:22:30,436 WARN L191 SmtUtils]: Spent 2.99 s on a formula simplification. DAG size of input: 157 DAG size of output: 156 [2019-09-17 18:22:31,915 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 156 [2019-09-17 18:22:32,244 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:22:35,422 WARN L191 SmtUtils]: Spent 3.18 s on a formula simplification. DAG size of input: 157 DAG size of output: 157 [2019-09-17 18:22:46,158 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 18:22:57,055 WARN L191 SmtUtils]: Spent 10.90 s on a formula simplification that was a NOOP. DAG size: 534 [2019-09-17 18:23:19,105 WARN L191 SmtUtils]: Spent 22.04 s on a formula simplification. DAG size of input: 535 DAG size of output: 535 [2019-09-17 18:23:22,681 WARN L191 SmtUtils]: Spent 3.47 s on a formula simplification. DAG size of input: 544 DAG size of output: 157 [2019-09-17 18:23:22,997 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 18:23:23,372 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:23:24,146 WARN L191 SmtUtils]: Spent 772.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2019-09-17 18:23:27,632 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 544 DAG size of output: 157 [2019-09-17 18:23:27,944 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-09-17 18:23:28,277 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:23:29,047 WARN L191 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 155 [2019-09-17 18:23:29,811 WARN L191 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 156 [2019-09-17 18:23:30,194 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-09-17 18:23:30,532 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:23:31,663 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 157 DAG size of output: 151 [2019-09-17 18:23:33,789 WARN L191 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 162 DAG size of output: 162 [2019-09-17 18:23:34,844 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification that was a NOOP. DAG size: 162 [2019-09-17 18:23:35,176 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:23:36,867 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 163 DAG size of output: 163 [2019-09-17 18:23:39,035 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 166 DAG size of output: 166 [2019-09-17 18:23:40,107 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 166 [2019-09-17 18:23:40,435 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 18:23:42,202 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification. DAG size of input: 168 DAG size of output: 163 [2019-09-17 18:23:42,234 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 18:23:42,236 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 504 for LOIs [2019-09-17 18:23:44,956 WARN L191 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 510 DAG size of output: 119 [2019-09-17 18:23:45,200 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-17 18:23:45,456 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 18:23:46,017 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2019-09-17 18:23:49,292 WARN L191 SmtUtils]: Spent 3.25 s on a formula simplification. DAG size of input: 510 DAG size of output: 126 [2019-09-17 18:23:49,902 WARN L191 SmtUtils]: Spent 608.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-17 18:23:50,158 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 18:23:51,496 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 127 DAG size of output: 125 [2019-09-17 18:23:54,054 WARN L191 SmtUtils]: Spent 2.56 s on a formula simplification. DAG size of input: 516 DAG size of output: 125 [2019-09-17 18:23:54,547 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 18:23:54,791 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 18:23:55,862 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2019-09-17 18:23:55,865 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 109 for LOIs [2019-09-17 18:23:55,872 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 122 for LOIs [2019-09-17 18:23:56,412 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 116 [2019-09-17 18:23:56,653 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-17 18:23:56,896 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 18:23:57,162 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 18:23:57,163 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 18:23:57,163 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 18:23:57,164 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 632#(and (not (= 0 ~methAndRunningLastTime~0)) (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (not (= ~pumpRunning~0 0)) (<= ~head~0.offset 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string8.offset|) (<= 0 |#t~string6.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string35.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= |#t~string66.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (not (= 0 ~methaneLevelCritical~0)) (<= ~methAndRunningLastTime~0 1) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string68.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)) [2019-09-17 18:23:57,177 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 18:23:57,177 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 18:23:57,178 INFO L168 Benchmark]: Toolchain (without parser) took 527452.95 ms. Allocated memory was 134.2 MB in the beginning and 162.0 MB in the end (delta: 27.8 MB). Free memory was 87.7 MB in the beginning and 59.5 MB in the end (delta: 28.3 MB). Peak memory consumption was 56.1 MB. Max. memory is 7.1 GB. [2019-09-17 18:23:57,179 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 18:23:57,182 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.33 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.5 MB in the beginning and 166.0 MB in the end (delta: -78.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-09-17 18:23:57,183 INFO L168 Benchmark]: Boogie Preprocessor took 120.04 ms. Allocated memory is still 200.8 MB. Free memory was 166.0 MB in the beginning and 161.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-17 18:23:57,183 INFO L168 Benchmark]: RCFGBuilder took 1606.42 ms. Allocated memory was 200.8 MB in the beginning and 227.5 MB in the end (delta: 26.7 MB). Free memory was 161.8 MB in the beginning and 146.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. [2019-09-17 18:23:57,184 INFO L168 Benchmark]: Sifa took 525031.12 ms. Allocated memory was 227.5 MB in the beginning and 162.0 MB in the end (delta: -65.5 MB). Free memory was 146.4 MB in the beginning and 59.5 MB in the end (delta: 87.0 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-17 18:23:57,188 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.33 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 87.5 MB in the beginning and 166.0 MB in the end (delta: -78.4 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.04 ms. Allocated memory is still 200.8 MB. Free memory was 166.0 MB in the beginning and 161.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1606.42 ms. Allocated memory was 200.8 MB in the beginning and 227.5 MB in the end (delta: 26.7 MB). Free memory was 161.8 MB in the beginning and 146.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. * Sifa took 525031.12 ms. Allocated memory was 227.5 MB in the beginning and 162.0 MB in the end (delta: -65.5 MB). Free memory was 146.4 MB in the beginning and 59.5 MB in the end (delta: 87.0 MB). Peak memory consumption was 21.4 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]: 524988, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 217, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 143, TOOLS_POST_TIME[ms]: 29092, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 303, TOOLS_POST_RETURN_APPLICATIONS: 56, TOOLS_POST_RETURN_TIME[ms]: 139, TOOLS_QUANTIFIERELIM_APPLICATIONS: 261, TOOLS_QUANTIFIERELIM_TIME[ms]: 29419, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28935, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 221, FLUID_YES_ANSWERS: 2, DOMAIN_JOIN_APPLICATIONS: 75, DOMAIN_JOIN_TIME[ms]: 399093, DOMAIN_ALPHA_APPLICATIONS: 2, DOMAIN_ALPHA_TIME[ms]: 8322, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 87446, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 41, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 408, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 210215, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 210215, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 56, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 39805, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 39805, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 417, DAG_COMPRESSION_RETAINED_NODES: 196 - UnprovableResult [Line: 435]: 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 632#(and (not (= 0 ~methAndRunningLastTime~0)) (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= |#t~string31.offset| 0) (<= ~systemActive~0 1) (not (= ~pumpRunning~0 0)) (<= ~head~0.offset 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string8.offset|) (<= 0 |#t~string6.offset|) (<= |#NULL.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string35.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= |#t~string66.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string29.offset|) (not (= 0 ~methaneLevelCritical~0)) (<= ~methAndRunningLastTime~0 1) (<= 0 |#t~string16.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string31.offset|) (<= 0 |#t~string14.offset|) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string68.offset| 0) (<= 0 ~methAndRunningLastTime~0) (<= 0 |#t~string58.offset|) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...