java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-20 00:20:28,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 00:20:28,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 00:20:28,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 00:20:28,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 00:20:28,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 00:20:28,768 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 00:20:28,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 00:20:28,771 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 00:20:28,772 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 00:20:28,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 00:20:28,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 00:20:28,774 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 00:20:28,775 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 00:20:28,776 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 00:20:28,777 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 00:20:28,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 00:20:28,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 00:20:28,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 00:20:28,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 00:20:28,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 00:20:28,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 00:20:28,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 00:20:28,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 00:20:28,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 00:20:28,789 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 00:20:28,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 00:20:28,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 00:20:28,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 00:20:28,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 00:20:28,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 00:20:28,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 00:20:28,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 00:20:28,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 00:20:28,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 00:20:28,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 00:20:28,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 00:20:28,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 00:20:28,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 00:20:28,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 00:20:28,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 00:20:28,799 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 [2019-09-20 00:20:28,813 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 00:20:28,814 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 00:20:28,815 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 00:20:28,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 00:20:28,815 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 00:20:28,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 00:20:28,816 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 00:20:28,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 00:20:28,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 00:20:28,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 00:20:28,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 00:20:28,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 00:20:28,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 00:20:28,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 00:20:28,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 00:20:28,818 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 00:20:28,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 00:20:28,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 00:20:28,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 00:20:28,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 00:20:28,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 00:20:28,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 00:20:28,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 00:20:28,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 00:20:28,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 00:20:28,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 00:20:28,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 00:20:28,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 00:20:28,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 00:20:28,852 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 00:20:28,865 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 00:20:28,868 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 00:20:28,869 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 00:20:28,870 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 00:20:28,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2019-09-20 00:20:28,930 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7605cf0f8/05240151394e41839ee82b7f1948073a/FLAGd75381254 [2019-09-20 00:20:29,407 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 00:20:29,407 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product56.cil.c [2019-09-20 00:20:29,436 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7605cf0f8/05240151394e41839ee82b7f1948073a/FLAGd75381254 [2019-09-20 00:20:29,699 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7605cf0f8/05240151394e41839ee82b7f1948073a [2019-09-20 00:20:29,709 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 00:20:29,711 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 00:20:29,712 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 00:20:29,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 00:20:29,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 00:20:29,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:20:29" (1/1) ... [2019-09-20 00:20:29,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c66dbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:29, skipping insertion in model container [2019-09-20 00:20:29,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 12:20:29" (1/1) ... [2019-09-20 00:20:29,727 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 00:20:29,790 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 00:20:30,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:20:30,276 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 00:20:30,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 00:20:30,424 INFO L192 MainTranslator]: Completed translation [2019-09-20 00:20:30,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30 WrapperNode [2019-09-20 00:20:30,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 00:20:30,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 00:20:30,426 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 00:20:30,426 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 00:20:30,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30" (1/1) ... [2019-09-20 00:20:30,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30" (1/1) ... [2019-09-20 00:20:30,456 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30" (1/1) ... [2019-09-20 00:20:30,457 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30" (1/1) ... [2019-09-20 00:20:30,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30" (1/1) ... [2019-09-20 00:20:30,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30" (1/1) ... [2019-09-20 00:20:30,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30" (1/1) ... [2019-09-20 00:20:30,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 00:20:30,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 00:20:30,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 00:20:30,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 00:20:30,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 12:20:30" (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 [2019-09-20 00:20:30,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 00:20:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 00:20:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 00:20:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 00:20:30,592 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 00:20:30,592 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 00:20:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 00:20:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 00:20:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 00:20:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 00:20:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 00:20:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 00:20:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 00:20:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 00:20:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 00:20:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 00:20:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 00:20:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 00:20:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 00:20:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 00:20:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 00:20:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 00:20:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 00:20:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 00:20:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 00:20:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 00:20:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 00:20:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 00:20:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 00:20:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 00:20:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 00:20:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:20:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:20:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:20:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 00:20:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 00:20:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 00:20:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 00:20:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 00:20:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 00:20:30,603 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 00:20:30,603 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 00:20:30,603 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 00:20:30,603 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 00:20:30,603 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 00:20:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 00:20:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 00:20:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 00:20:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 00:20:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 00:20:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 00:20:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 00:20:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 00:20:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 00:20:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 00:20:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 00:20:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 00:20:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 00:20:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 00:20:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 00:20:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 00:20:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 00:20:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 00:20:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 00:20:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 00:20:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 00:20:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 00:20:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 00:20:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 00:20:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 00:20:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 00:20:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 00:20:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 00:20:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 00:20:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 00:20:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 00:20:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 00:20:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 00:20:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 00:20:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 00:20:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 00:20:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 00:20:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 00:20:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 00:20:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 00:20:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 00:20:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 00:20:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 00:20:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 00:20:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 00:20:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 00:20:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 00:20:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 00:20:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 00:20:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 00:20:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 00:20:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 00:20:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 00:20:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 00:20:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 00:20:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 00:20:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 00:20:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 00:20:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 00:20:32,131 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 00:20:32,131 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 00:20:32,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:20:32 BoogieIcfgContainer [2019-09-20 00:20:32,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 00:20:32,133 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 00:20:32,134 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 00:20:32,134 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 00:20:32,135 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 12:20:32" (1/1) ... [2019-09-20 00:20:32,136 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 00:20:32,160 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 00:20:32,161 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 00:20:32,171 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 00:20:32,180 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 00:20:32,182 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 00:20:56,139 WARN L191 SmtUtils]: Spent 14.97 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 00:20:57,846 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 00:21:01,695 WARN L191 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 00:21:03,470 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:21:05,178 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 00:21:05,194 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-20 00:21:05,259 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-20 00:21:05,280 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-20 00:21:16,549 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-20 00:21:21,975 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-20 00:21:40,184 WARN L191 SmtUtils]: Spent 18.12 s on a formula simplification. DAG size of input: 470 DAG size of output: 464 [2019-09-20 00:21:49,155 WARN L191 SmtUtils]: Spent 8.97 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 00:22:14,179 WARN L191 SmtUtils]: Spent 24.99 s on a formula simplification. DAG size of input: 476 DAG size of output: 473 [2019-09-20 00:22:18,995 WARN L191 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-20 00:22:20,890 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-20 00:22:31,972 WARN L191 SmtUtils]: Spent 11.06 s on a formula simplification. DAG size of input: 472 DAG size of output: 470 [2019-09-20 00:22:37,553 WARN L191 SmtUtils]: Spent 5.58 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-20 00:22:40,017 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 484 DAG size of output: 41 [2019-09-20 00:22:42,433 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 486 DAG size of output: 50 [2019-09-20 00:22:54,157 WARN L191 SmtUtils]: Spent 11.12 s on a formula simplification. DAG size of input: 472 DAG size of output: 470 [2019-09-20 00:22:59,701 WARN L191 SmtUtils]: Spent 5.54 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-20 00:23:10,863 WARN L191 SmtUtils]: Spent 11.16 s on a formula simplification. DAG size of input: 472 DAG size of output: 470 [2019-09-20 00:23:16,429 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-20 00:23:27,648 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 472 DAG size of output: 470 [2019-09-20 00:23:33,143 WARN L191 SmtUtils]: Spent 5.49 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-20 00:23:44,253 WARN L191 SmtUtils]: Spent 11.11 s on a formula simplification. DAG size of input: 472 DAG size of output: 470 [2019-09-20 00:23:49,827 WARN L191 SmtUtils]: Spent 5.57 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-20 00:23:52,253 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 487 DAG size of output: 50 [2019-09-20 00:23:54,870 WARN L191 SmtUtils]: Spent 2.52 s on a formula simplification. DAG size of input: 489 DAG size of output: 58 [2019-09-20 00:23:55,125 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:23:55,374 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:23:57,819 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 473 DAG size of output: 32 [2019-09-20 00:23:58,036 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 00:23:58,356 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 00:23:58,606 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:23:58,838 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:23:59,111 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2019-09-20 00:23:59,311 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:23:59,548 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:00,039 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 00:24:00,387 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 00:24:00,641 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:00,868 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:01,348 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:01,489 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2019-09-20 00:24:01,697 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:01,876 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 35 [2019-09-20 00:24:04,483 WARN L191 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 487 DAG size of output: 50 [2019-09-20 00:24:07,122 WARN L191 SmtUtils]: Spent 2.55 s on a formula simplification. DAG size of input: 489 DAG size of output: 58 [2019-09-20 00:24:07,373 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:07,617 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:10,059 WARN L191 SmtUtils]: Spent 2.22 s on a formula simplification. DAG size of input: 473 DAG size of output: 32 [2019-09-20 00:24:10,304 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 00:24:10,627 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 00:24:10,893 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:11,122 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:11,381 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 35 [2019-09-20 00:24:11,569 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:11,799 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:12,292 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 00:24:12,623 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 00:24:12,880 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:13,107 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:13,573 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:13,802 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:13,984 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 468 DAG size of output: 35 [2019-09-20 00:24:16,433 WARN L191 SmtUtils]: Spent 2.34 s on a formula simplification. DAG size of input: 487 DAG size of output: 50 [2019-09-20 00:24:19,029 WARN L191 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 489 DAG size of output: 58 [2019-09-20 00:24:19,269 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:19,500 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:21,880 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 473 DAG size of output: 32 [2019-09-20 00:24:22,098 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 00:24:22,426 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 00:24:22,687 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:22,925 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:23,369 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:23,604 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:24,087 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 00:24:24,404 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 00:24:26,820 WARN L191 SmtUtils]: Spent 2.36 s on a formula simplification. DAG size of input: 487 DAG size of output: 50 [2019-09-20 00:24:29,449 WARN L191 SmtUtils]: Spent 2.54 s on a formula simplification. DAG size of input: 489 DAG size of output: 58 [2019-09-20 00:24:29,681 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:29,908 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:32,283 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 473 DAG size of output: 32 [2019-09-20 00:24:32,504 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 48 [2019-09-20 00:24:32,828 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 55 [2019-09-20 00:24:33,078 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:33,311 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:33,767 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:33,997 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:34,581 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-20 00:24:34,813 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 47 [2019-09-20 00:24:35,347 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 42 [2019-09-20 00:24:35,553 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-20 00:24:35,763 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 44 [2019-09-20 00:24:36,072 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 51 [2019-09-20 00:24:36,186 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 00:24:36,527 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 63 [2019-09-20 00:24:36,533 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 26 for LOIs [2019-09-20 00:24:36,883 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 45 [2019-09-20 00:24:37,075 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 00:24:37,261 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 50 [2019-09-20 00:24:37,479 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 53 [2019-09-20 00:24:37,696 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 54 [2019-09-20 00:24:37,965 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-09-20 00:24:38,039 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 00:24:38,184 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 00:24:38,187 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 00:24:38,210 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 00:24:38,211 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 00:24:38,212 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1361#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 00:24:38,223 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 00:24:38,224 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 00:24:38,225 INFO L168 Benchmark]: Toolchain (without parser) took 248514.43 ms. Allocated memory was 134.7 MB in the beginning and 151.0 MB in the end (delta: 16.3 MB). Free memory was 89.7 MB in the beginning and 116.6 MB in the end (delta: -26.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 00:24:38,226 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.7 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 00:24:38,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 713.24 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 89.5 MB in the beginning and 166.1 MB in the end (delta: -76.6 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2019-09-20 00:24:38,227 INFO L168 Benchmark]: Boogie Preprocessor took 94.50 ms. Allocated memory is still 202.4 MB. Free memory was 166.1 MB in the beginning and 161.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-20 00:24:38,228 INFO L168 Benchmark]: RCFGBuilder took 1612.80 ms. Allocated memory was 202.4 MB in the beginning and 230.2 MB in the end (delta: 27.8 MB). Free memory was 161.8 MB in the beginning and 141.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. [2019-09-20 00:24:38,229 INFO L168 Benchmark]: Sifa took 246090.17 ms. Allocated memory was 230.2 MB in the beginning and 151.0 MB in the end (delta: -79.2 MB). Free memory was 141.3 MB in the beginning and 116.6 MB in the end (delta: 24.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 00:24:38,233 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 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 713.24 ms. Allocated memory was 134.7 MB in the beginning and 202.4 MB in the end (delta: 67.6 MB). Free memory was 89.5 MB in the beginning and 166.1 MB in the end (delta: -76.6 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.50 ms. Allocated memory is still 202.4 MB. Free memory was 166.1 MB in the beginning and 161.8 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1612.80 ms. Allocated memory was 202.4 MB in the beginning and 230.2 MB in the end (delta: 27.8 MB). Free memory was 161.8 MB in the beginning and 141.3 MB in the end (delta: 20.5 MB). Peak memory consumption was 85.3 MB. Max. memory is 7.1 GB. * Sifa took 246090.17 ms. Allocated memory was 230.2 MB in the beginning and 151.0 MB in the end (delta: -79.2 MB). Free memory was 141.3 MB in the beginning and 116.6 MB in the end (delta: 24.7 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]: 246052, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 694, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 462, TOOLS_POST_TIME[ms]: 29641, TOOLS_POST_CALL_APPLICATIONS: 193, TOOLS_POST_CALL_TIME[ms]: 316, TOOLS_POST_RETURN_APPLICATIONS: 184, TOOLS_POST_RETURN_TIME[ms]: 189, TOOLS_QUANTIFIERELIM_APPLICATIONS: 839, TOOLS_QUANTIFIERELIM_TIME[ms]: 29940, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29454, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 725, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 191, DOMAIN_JOIN_TIME[ms]: 199179, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 15, DOMAIN_WIDEN_TIME[ms]: 15903, DOMAIN_ISSUBSETEQ_APPLICATIONS: 31, DOMAIN_ISSUBSETEQ_TIME[ms]: 61, DOMAIN_ISBOTTOM_APPLICATIONS: 122, DOMAIN_ISBOTTOM_TIME[ms]: 580, LOOP_SUMMARIZER_APPLICATIONS: 16, LOOP_SUMMARIZER_CACHE_MISSES: 16, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 141560, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 141559, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 31, CALL_SUMMARIZER_APPLICATIONS: 184, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34364, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34362, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 641, DAG_COMPRESSION_RETAINED_NODES: 353 - UnprovableResult [Line: 521]: 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 1361#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...