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 InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 09:26:24,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 09:26:24,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 09:26:24,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 09:26:24,763 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 09:26:24,764 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 09:26:24,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 09:26:24,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 09:26:24,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 09:26:24,781 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 09:26:24,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 09:26:24,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 09:26:24,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 09:26:24,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 09:26:24,789 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 09:26:24,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 09:26:24,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 09:26:24,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 09:26:24,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 09:26:24,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 09:26:24,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 09:26:24,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 09:26:24,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 09:26:24,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 09:26:24,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 09:26:24,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 09:26:24,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 09:26:24,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 09:26:24,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 09:26:24,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 09:26:24,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 09:26:24,819 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 09:26:24,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 09:26:24,821 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 09:26:24,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 09:26:24,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 09:26:24,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 09:26:24,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 09:26:24,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 09:26:24,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 09:26:24,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 09:26:24,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-19 09:26:24,843 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 09:26:24,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 09:26:24,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 09:26:24,845 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 09:26:24,845 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 09:26:24,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 09:26:24,845 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 09:26:24,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 09:26:24,846 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 09:26:24,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 09:26:24,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 09:26:24,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 09:26:24,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 09:26:24,847 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 09:26:24,847 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 09:26:24,847 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 09:26:24,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 09:26:24,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 09:26:24,848 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 09:26:24,848 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 09:26:24,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 09:26:24,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 09:26:24,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 09:26:24,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 09:26:24,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 09:26:24,849 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 09:26:24,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 09:26:24,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 09:26:24,850 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 -> InterpretCallSummarizer 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 [2019-09-19 09:26:24,906 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 09:26:24,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 09:26:24,924 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 09:26:24,926 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 09:26:24,927 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 09:26:24,927 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2019-09-19 09:26:24,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86c293e02/48fe22729d19444693814daa4aefe2c0/FLAG894f478b3 [2019-09-19 09:26:25,477 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 09:26:25,478 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2019-09-19 09:26:25,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86c293e02/48fe22729d19444693814daa4aefe2c0/FLAG894f478b3 [2019-09-19 09:26:25,733 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86c293e02/48fe22729d19444693814daa4aefe2c0 [2019-09-19 09:26:25,746 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 09:26:25,750 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 09:26:25,751 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 09:26:25,751 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 09:26:25,755 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 09:26:25,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:26:25" (1/1) ... [2019-09-19 09:26:25,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51bafefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:25, skipping insertion in model container [2019-09-19 09:26:25,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 09:26:25" (1/1) ... [2019-09-19 09:26:25,768 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 09:26:25,829 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 09:26:26,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:26:26,203 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 09:26:26,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 09:26:26,368 INFO L192 MainTranslator]: Completed translation [2019-09-19 09:26:26,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26 WrapperNode [2019-09-19 09:26:26,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 09:26:26,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 09:26:26,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 09:26:26,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 09:26:26,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26" (1/1) ... [2019-09-19 09:26:26,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26" (1/1) ... [2019-09-19 09:26:26,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26" (1/1) ... [2019-09-19 09:26:26,421 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26" (1/1) ... [2019-09-19 09:26:26,448 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26" (1/1) ... [2019-09-19 09:26:26,458 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26" (1/1) ... [2019-09-19 09:26:26,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26" (1/1) ... [2019-09-19 09:26:26,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 09:26:26,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 09:26:26,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 09:26:26,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 09:26:26,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 09:26:26" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 09:26:26,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 09:26:26,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 09:26:26,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 09:26:26,527 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 09:26:26,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 09:26:26,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 09:26:26,528 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 09:26:26,528 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 09:26:26,528 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 09:26:26,528 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 09:26:26,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 09:26:26,529 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 09:26:26,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 09:26:26,529 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 09:26:26,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 09:26:26,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 09:26:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 09:26:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 09:26:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 09:26:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 09:26:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 09:26:26,530 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 09:26:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 09:26:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 09:26:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 09:26:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 09:26:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 09:26:26,531 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 09:26:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 09:26:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 09:26:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:26:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 09:26:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 09:26:26,532 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 09:26:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 09:26:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 09:26:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 09:26:26,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 09:26:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 09:26:26,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 09:26:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 09:26:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 09:26:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 09:26:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 09:26:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 09:26:26,534 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 09:26:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 09:26:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 09:26:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 09:26:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 09:26:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 09:26:26,535 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 09:26:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 09:26:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 09:26:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 09:26:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 09:26:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 09:26:26,536 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 09:26:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 09:26:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 09:26:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 09:26:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 09:26:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 09:26:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 09:26:26,537 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 09:26:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 09:26:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 09:26:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 09:26:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 09:26:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 09:26:26,538 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 09:26:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 09:26:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 09:26:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 09:26:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 09:26:26,539 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 09:26:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 09:26:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 09:26:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 09:26:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 09:26:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 09:26:26,540 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 09:26:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 09:26:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 09:26:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 09:26:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 09:26:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 09:26:26,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 09:26:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 09:26:26,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 09:26:28,110 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 09:26:28,111 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 09:26:28,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:26:28 BoogieIcfgContainer [2019-09-19 09:26:28,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 09:26:28,113 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 09:26:28,113 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 09:26:28,114 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 09:26:28,115 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 09:26:28" (1/1) ... [2019-09-19 09:26:28,116 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 09:26:28,140 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 09:26:28,140 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 09:26:28,147 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 09:26:28,158 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 09:26:28,160 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 09:26:40,347 WARN L191 SmtUtils]: Spent 12.10 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:26:51,916 WARN L191 SmtUtils]: Spent 11.57 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-19 09:27:11,613 WARN L191 SmtUtils]: Spent 12.31 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 09:27:13,167 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 09:27:16,973 WARN L191 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 09:27:16,981 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-19 09:27:18,748 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:27:20,522 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:27:22,287 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:27:24,065 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:27:25,845 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:27:27,657 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-19 09:27:29,419 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:27:31,138 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 09:27:31,145 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-19 09:27:31,153 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-19 09:27:34,737 WARN L191 SmtUtils]: Spent 3.48 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-19 09:27:36,456 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-19 09:27:40,012 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-19 09:27:41,749 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 09:27:52,998 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 452 DAG size of output: 448 [2019-09-19 09:27:58,608 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 09:28:09,717 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 452 DAG size of output: 448 [2019-09-19 09:28:15,252 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 448 [2019-09-19 09:28:18,821 WARN L191 SmtUtils]: Spent 3.54 s on a formula simplification. DAG size of input: 429 DAG size of output: 424 [2019-09-19 09:28:20,563 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 09:28:35,103 WARN L191 SmtUtils]: Spent 14.52 s on a formula simplification. DAG size of input: 454 DAG size of output: 451 [2019-09-19 09:28:35,210 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 09:28:35,409 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 09:28:35,683 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:28:50,281 WARN L191 SmtUtils]: Spent 14.60 s on a formula simplification. DAG size of input: 454 DAG size of output: 451 [2019-09-19 09:28:50,384 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 09:28:50,579 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 09:28:50,868 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:28:55,141 WARN L191 SmtUtils]: Spent 4.26 s on a formula simplification. DAG size of input: 472 DAG size of output: 463 [2019-09-19 09:28:55,685 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 09:28:59,997 WARN L191 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 472 DAG size of output: 463 [2019-09-19 09:29:00,547 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 09:29:00,845 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2019-09-19 09:29:01,264 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 74 [2019-09-19 09:29:01,366 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2019-09-19 09:29:01,712 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 79 [2019-09-19 09:29:02,153 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 78 [2019-09-19 09:29:02,652 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2019-09-19 09:29:02,774 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-19 09:29:03,117 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 73 [2019-09-19 09:29:03,568 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 78 [2019-09-19 09:29:03,990 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 77 [2019-09-19 09:29:04,564 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 83 [2019-09-19 09:29:04,715 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 09:29:04,856 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 09:29:04,996 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 09:29:05,324 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 80 [2019-09-19 09:29:06,058 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 92 [2019-09-19 09:29:06,214 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:06,369 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:06,536 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:06,694 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:06,852 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:07,428 WARN L191 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2019-09-19 09:29:07,565 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 09:29:07,807 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2019-09-19 09:29:08,191 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 71 [2019-09-19 09:29:08,560 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2019-09-19 09:29:09,226 WARN L191 SmtUtils]: Spent 589.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 101 [2019-09-19 09:29:09,456 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 09:29:09,957 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 101 [2019-09-19 09:29:10,195 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-19 09:29:10,709 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 80 [2019-09-19 09:29:10,953 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 09:29:11,470 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 79 [2019-09-19 09:29:11,712 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-19 09:29:11,996 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 75 [2019-09-19 09:29:12,410 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 84 [2019-09-19 09:29:12,519 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:29:12,625 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:29:12,733 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:29:13,714 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2019-09-19 09:29:14,001 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 09:29:14,361 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 86 [2019-09-19 09:29:14,466 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-19 09:29:15,475 WARN L191 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 115 [2019-09-19 09:29:15,783 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 09:29:16,746 WARN L191 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 115 [2019-09-19 09:29:17,055 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 09:29:17,330 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 84 [2019-09-19 09:29:17,433 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:29:18,211 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 119 [2019-09-19 09:29:18,514 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-19 09:29:19,660 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2019-09-19 09:29:20,238 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 09:29:21,499 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2019-09-19 09:29:22,063 WARN L191 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 09:29:23,227 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 133 DAG size of output: 125 [2019-09-19 09:29:23,880 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2019-09-19 09:29:24,254 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 09:29:24,861 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2019-09-19 09:29:25,142 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 58 [2019-09-19 09:29:25,497 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2019-09-19 09:29:25,893 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2019-09-19 09:29:26,043 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-19 09:29:26,350 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 72 [2019-09-19 09:29:26,499 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-19 09:29:27,150 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 30 [2019-09-19 09:29:27,524 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 09:29:28,297 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 81 [2019-09-19 09:29:28,877 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 75 [2019-09-19 09:29:29,303 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2019-09-19 09:29:29,733 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 79 [2019-09-19 09:29:30,221 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2019-09-19 09:29:30,332 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:30,657 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 74 [2019-09-19 09:29:31,098 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 78 [2019-09-19 09:29:31,532 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 77 [2019-09-19 09:29:32,174 WARN L191 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 83 [2019-09-19 09:29:32,389 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 09:29:32,603 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 09:29:32,821 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-19 09:29:33,174 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2019-09-19 09:29:33,990 WARN L191 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 92 [2019-09-19 09:29:34,224 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:34,472 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:34,704 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:34,937 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:35,177 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-19 09:29:35,845 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 99 [2019-09-19 09:29:36,073 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-19 09:29:36,336 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 69 [2019-09-19 09:29:36,709 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 71 [2019-09-19 09:29:37,080 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2019-09-19 09:29:37,846 WARN L191 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 102 [2019-09-19 09:29:38,172 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 09:29:38,825 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2019-09-19 09:29:39,148 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-19 09:29:39,620 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2019-09-19 09:29:39,847 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-19 09:29:40,345 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 80 [2019-09-19 09:29:40,568 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-19 09:29:40,857 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 75 [2019-09-19 09:29:41,236 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 84 [2019-09-19 09:29:41,340 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:29:41,445 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:29:41,549 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:29:42,627 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 108 DAG size of output: 103 [2019-09-19 09:29:42,948 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-19 09:29:43,312 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 86 [2019-09-19 09:29:44,357 WARN L191 SmtUtils]: Spent 925.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 115 [2019-09-19 09:29:44,573 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 09:29:45,486 WARN L191 SmtUtils]: Spent 912.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 115 [2019-09-19 09:29:45,696 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-19 09:29:45,976 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 84 [2019-09-19 09:29:46,077 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-19 09:29:47,196 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 119 DAG size of output: 119 [2019-09-19 09:29:47,566 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-19 09:29:48,716 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2019-09-19 09:29:49,287 WARN L191 SmtUtils]: Spent 569.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 09:29:50,509 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 130 DAG size of output: 129 [2019-09-19 09:29:51,083 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-19 09:29:52,329 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 133 DAG size of output: 125 [2019-09-19 09:29:52,975 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2019-09-19 09:29:53,356 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 09:29:53,958 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 09:29:54,234 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-19 09:29:54,591 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-19 09:29:55,010 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2019-09-19 09:29:55,170 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2019-09-19 09:29:55,475 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 67 [2019-09-19 09:29:55,626 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-19 09:29:55,630 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 19 for LOIs [2019-09-19 09:29:56,060 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 42 [2019-09-19 09:29:56,360 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 33 [2019-09-19 09:29:56,716 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 41 [2019-09-19 09:29:57,230 WARN L191 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 57 [2019-09-19 09:29:57,687 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-19 09:29:58,363 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2019-09-19 09:29:58,672 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 35 [2019-09-19 09:29:59,060 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 43 [2019-09-19 09:29:59,600 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-19 09:30:00,085 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 61 [2019-09-19 09:30:00,894 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 45 [2019-09-19 09:30:01,265 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 36 [2019-09-19 09:30:01,669 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 44 [2019-09-19 09:30:02,296 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 59 [2019-09-19 09:30:02,425 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-19 09:30:02,976 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 61 [2019-09-19 09:30:03,308 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2019-09-19 09:30:03,487 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 45 [2019-09-19 09:30:03,772 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 30 [2019-09-19 09:30:04,163 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 44 [2019-09-19 09:30:04,593 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 35 [2019-09-19 09:30:05,008 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 42 [2019-09-19 09:30:05,525 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 52 [2019-09-19 09:30:05,974 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-19 09:30:06,263 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2019-09-19 09:30:06,472 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 49 [2019-09-19 09:30:07,064 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 44 [2019-09-19 09:30:07,457 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 35 [2019-09-19 09:30:07,886 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 44 [2019-09-19 09:30:08,458 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 59 [2019-09-19 09:30:08,565 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-19 09:30:09,011 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 61 [2019-09-19 09:30:09,321 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-19 09:30:09,587 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 55 [2019-09-19 09:30:10,199 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2019-09-19 09:30:10,571 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 09:30:10,963 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 09:30:11,570 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 30 [2019-09-19 09:30:11,945 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 41 [2019-09-19 09:30:12,138 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-19 09:30:12,156 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-19 09:30:12,177 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 09:30:12,177 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 09:30:12,179 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2362#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-19 09:30:12,193 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 09:30:12,193 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 09:30:12,194 INFO L168 Benchmark]: Toolchain (without parser) took 226444.69 ms. Allocated memory was 134.7 MB in the beginning and 158.3 MB in the end (delta: 23.6 MB). Free memory was 88.8 MB in the beginning and 110.3 MB in the end (delta: -21.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-09-19 09:30:12,194 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 09:30:12,195 INFO L168 Benchmark]: CACSL2BoogieTranslator took 618.75 ms. Allocated memory was 134.7 MB in the beginning and 200.3 MB in the end (delta: 65.5 MB). Free memory was 88.6 MB in the beginning and 166.0 MB in the end (delta: -77.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-19 09:30:12,196 INFO L168 Benchmark]: Boogie Preprocessor took 100.70 ms. Allocated memory is still 200.3 MB. Free memory was 166.0 MB in the beginning and 161.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-19 09:30:12,197 INFO L168 Benchmark]: RCFGBuilder took 1641.24 ms. Allocated memory was 200.3 MB in the beginning and 228.6 MB in the end (delta: 28.3 MB). Free memory was 161.5 MB in the beginning and 147.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. [2019-09-19 09:30:12,197 INFO L168 Benchmark]: Sifa took 224080.16 ms. Allocated memory was 228.6 MB in the beginning and 158.3 MB in the end (delta: -70.3 MB). Free memory was 147.5 MB in the beginning and 110.3 MB in the end (delta: 37.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 09:30:12,199 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 134.7 MB. Free memory was 109.1 MB in the beginning and 108.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 618.75 ms. Allocated memory was 134.7 MB in the beginning and 200.3 MB in the end (delta: 65.5 MB). Free memory was 88.6 MB in the beginning and 166.0 MB in the end (delta: -77.4 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 100.70 ms. Allocated memory is still 200.3 MB. Free memory was 166.0 MB in the beginning and 161.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1641.24 ms. Allocated memory was 200.3 MB in the beginning and 228.6 MB in the end (delta: 28.3 MB). Free memory was 161.5 MB in the beginning and 147.5 MB in the end (delta: 14.0 MB). Peak memory consumption was 86.2 MB. Max. memory is 7.1 GB. * Sifa took 224080.16 ms. Allocated memory was 228.6 MB in the beginning and 158.3 MB in the end (delta: -70.3 MB). Free memory was 147.5 MB in the beginning and 110.3 MB in the end (delta: 37.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 224039, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 1162, DAG_INTERPRETER_EARLY_EXITS: 36, TOOLS_POST_APPLICATIONS: 820, TOOLS_POST_TIME[ms]: 200, TOOLS_POST_CALL_APPLICATIONS: 310, TOOLS_POST_CALL_TIME[ms]: 272, TOOLS_POST_RETURN_APPLICATIONS: 301, TOOLS_POST_RETURN_TIME[ms]: 25286, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1311, TOOLS_QUANTIFIERELIM_TIME[ms]: 25530, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25055, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 1171, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 432, DOMAIN_JOIN_TIME[ms]: 194397, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 3180, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 189, DOMAIN_ISBOTTOM_TIME[ms]: 462, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 66664, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 66663, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 0, CALL_SUMMARIZER_CACHE_MISSES: 301, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 102639, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 404, DAG_COMPRESSION_RETAINED_NODES: 196 - UnprovableResult [Line: 300]: 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 2362#(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...