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_spec4_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:45:28,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:45:28,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:45:28,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:45:28,776 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:45:28,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:45:28,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:45:28,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:45:28,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:45:28,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:45:28,784 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:45:28,785 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:45:28,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:45:28,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:45:28,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:45:28,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:45:28,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:45:28,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:45:28,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:45:28,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:45:28,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:45:28,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:45:28,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:45:28,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:45:28,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:45:28,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:45:28,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:45:28,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:45:28,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:45:28,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:45:28,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:45:28,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:45:28,804 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:45:28,805 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:45:28,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:45:28,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:45:28,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:45:28,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:45:28,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:45:28,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:45:28,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:45:28,809 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 23:45:28,824 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:45:28,824 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:45:28,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:45:28,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:45:28,825 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:45:28,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:45:28,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:45:28,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:45:28,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:45:28,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:45:28,827 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:45:28,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:45:28,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:45:28,827 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:45:28,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:45:28,828 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:45:28,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:45:28,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:45:28,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:45:28,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:45:28,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:45:28,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:45:28,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:45:28,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:45:28,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:45:28,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:45:28,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:45:28,830 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:45:28,830 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 [2019-09-19 23:45:28,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:45:28,876 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:45:28,886 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:45:28,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:45:28,891 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:45:28,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product53.cil.c [2019-09-19 23:45:28,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c7c18f2/dd3c92c18eaa44b48e87af33df15a733/FLAG5dbfe8a68 [2019-09-19 23:45:29,467 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:45:29,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product53.cil.c [2019-09-19 23:45:29,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c7c18f2/dd3c92c18eaa44b48e87af33df15a733/FLAG5dbfe8a68 [2019-09-19 23:45:29,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c7c18f2/dd3c92c18eaa44b48e87af33df15a733 [2019-09-19 23:45:29,849 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:45:29,850 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:45:29,851 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:45:29,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:45:29,854 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:45:29,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:45:29" (1/1) ... [2019-09-19 23:45:29,858 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9c1821 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:29, skipping insertion in model container [2019-09-19 23:45:29,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:45:29" (1/1) ... [2019-09-19 23:45:29,866 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:45:29,907 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:45:30,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:45:30,363 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:45:30,494 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:45:30,538 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:45:30,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30 WrapperNode [2019-09-19 23:45:30,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:45:30,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:45:30,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:45:30,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:45:30,550 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30" (1/1) ... [2019-09-19 23:45:30,551 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30" (1/1) ... [2019-09-19 23:45:30,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30" (1/1) ... [2019-09-19 23:45:30,571 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30" (1/1) ... [2019-09-19 23:45:30,606 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30" (1/1) ... [2019-09-19 23:45:30,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30" (1/1) ... [2019-09-19 23:45:30,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30" (1/1) ... [2019-09-19 23:45:30,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:45:30,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:45:30,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:45:30,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:45:30,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:45:30" (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 [2019-09-19 23:45:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:45:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:45:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:45:30,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:45:30,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:45:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:45:30,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:45:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:45:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:45:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:45:30,722 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:45:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:45:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:45:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 23:45:30,723 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:45:30,724 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:45:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:45:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:45:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:45:30,726 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:45:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:45:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:45:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:45:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:45:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:45:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:45:30,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:45:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:45:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:45:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:45:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:45:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:45:30,728 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:45:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:45:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:45:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:45:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:45:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:45:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:45:30,729 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:45:30,730 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:45:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:45:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:45:30,730 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:45:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:45:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:45:30,731 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:45:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:45:30,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:45:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:45:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:45:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:45:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:45:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:45:30,733 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:45:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:45:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:45:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:45:30,734 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:45:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:45:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:45:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:45:30,735 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:45:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:45:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:45:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:45:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:45:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:45:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:45:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:45:30,736 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:45:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:45:30,737 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:45:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:45:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:45:30,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:45:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:45:30,739 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:45:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:45:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:45:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:45:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-19 23:45:30,740 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:45:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:45:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:45:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:45:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:45:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:45:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:45:30,741 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:45:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:45:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:45:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:45:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:45:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:45:30,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:45:32,258 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:45:32,258 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:45:32,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:45:32 BoogieIcfgContainer [2019-09-19 23:45:32,260 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:45:32,260 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:45:32,260 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:45:32,261 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:45:32,262 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:45:32" (1/1) ... [2019-09-19 23:45:32,262 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 [2019-09-19 23:45:32,297 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:45:32,298 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:45:32,308 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:45:32,321 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:45:32,323 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:45:57,534 WARN L191 SmtUtils]: Spent 14.70 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:45:59,369 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:46:03,154 WARN L191 SmtUtils]: Spent 3.78 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 23:46:04,925 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:46:06,624 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:46:06,638 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-19 23:46:06,694 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-19 23:46:06,699 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-19 23:46:17,738 WARN L191 SmtUtils]: Spent 10.91 s on a formula simplification. DAG size of input: 441 DAG size of output: 440 [2019-09-19 23:46:23,106 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-19 23:46:27,820 WARN L191 SmtUtils]: Spent 3.90 s on a formula simplification. DAG size of input: 461 DAG size of output: 457 [2019-09-19 23:46:29,714 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 457 [2019-09-19 23:46:40,680 WARN L191 SmtUtils]: Spent 10.95 s on a formula simplification. DAG size of input: 462 DAG size of output: 461 [2019-09-19 23:46:46,127 WARN L191 SmtUtils]: Spent 5.45 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:47:04,206 WARN L191 SmtUtils]: Spent 18.04 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:47:13,197 WARN L191 SmtUtils]: Spent 8.99 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:47:24,351 WARN L191 SmtUtils]: Spent 11.04 s on a formula simplification. DAG size of input: 462 DAG size of output: 458 [2019-09-19 23:47:29,849 WARN L191 SmtUtils]: Spent 5.50 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-19 23:47:47,986 WARN L191 SmtUtils]: Spent 18.03 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:47:56,989 WARN L191 SmtUtils]: Spent 9.00 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:48:14,966 WARN L191 SmtUtils]: Spent 17.98 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:48:23,927 WARN L191 SmtUtils]: Spent 8.96 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:48:42,570 WARN L191 SmtUtils]: Spent 18.64 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:48:51,908 WARN L191 SmtUtils]: Spent 9.34 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:49:10,544 WARN L191 SmtUtils]: Spent 18.63 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:49:19,627 WARN L191 SmtUtils]: Spent 9.08 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:49:31,349 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:49:36,968 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:49:54,250 WARN L191 SmtUtils]: Spent 17.23 s on a formula simplification. DAG size of input: 468 DAG size of output: 461 [2019-09-19 23:49:59,911 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:50:20,275 WARN L191 SmtUtils]: Spent 20.35 s on a formula simplification. DAG size of input: 471 DAG size of output: 462 [2019-09-19 23:50:26,031 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-19 23:50:37,394 WARN L191 SmtUtils]: Spent 11.34 s on a formula simplification. DAG size of input: 467 DAG size of output: 467 [2019-09-19 23:50:43,084 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:51:00,093 WARN L191 SmtUtils]: Spent 16.97 s on a formula simplification. DAG size of input: 468 DAG size of output: 461 [2019-09-19 23:51:05,929 WARN L191 SmtUtils]: Spent 5.83 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:51:17,837 WARN L191 SmtUtils]: Spent 11.83 s on a formula simplification. DAG size of input: 467 DAG size of output: 467 [2019-09-19 23:51:23,714 WARN L191 SmtUtils]: Spent 5.88 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:51:29,632 WARN L191 SmtUtils]: Spent 5.91 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:51:35,578 WARN L191 SmtUtils]: Spent 5.94 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:51:54,082 WARN L191 SmtUtils]: Spent 18.48 s on a formula simplification. DAG size of input: 483 DAG size of output: 478 [2019-09-19 23:52:03,228 WARN L191 SmtUtils]: Spent 9.14 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 23:52:11,550 WARN L191 SmtUtils]: Spent 8.23 s on a formula simplification. DAG size of input: 476 DAG size of output: 468 [2019-09-19 23:52:13,554 WARN L191 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:52:17,436 WARN L191 SmtUtils]: Spent 3.85 s on a formula simplification. DAG size of input: 463 DAG size of output: 459 [2019-09-19 23:52:19,371 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:52:30,700 WARN L191 SmtUtils]: Spent 11.31 s on a formula simplification. DAG size of input: 476 DAG size of output: 462 [2019-09-19 23:52:32,615 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-19 23:52:44,000 WARN L191 SmtUtils]: Spent 11.36 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-19 23:52:49,725 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:52:53,648 WARN L191 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 464 DAG size of output: 459 [2019-09-19 23:52:55,536 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:53:06,927 WARN L191 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 465 DAG size of output: 465 [2019-09-19 23:53:12,619 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:53:18,260 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:53:23,884 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:53:35,548 WARN L191 SmtUtils]: Spent 11.55 s on a formula simplification. DAG size of input: 477 DAG size of output: 471 [2019-09-19 23:53:41,148 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-19 23:53:51,805 WARN L191 SmtUtils]: Spent 10.62 s on a formula simplification. DAG size of input: 467 DAG size of output: 461 [2019-09-19 23:53:57,426 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:54:24,198 WARN L191 SmtUtils]: Spent 26.75 s on a formula simplification. DAG size of input: 478 DAG size of output: 465 [2019-09-19 23:54:29,826 WARN L191 SmtUtils]: Spent 5.63 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:54:47,727 WARN L191 SmtUtils]: Spent 17.87 s on a formula simplification. DAG size of input: 472 DAG size of output: 472 [2019-09-19 23:54:56,613 WARN L191 SmtUtils]: Spent 8.88 s on a formula simplification that was a NOOP. DAG size: 472 [2019-09-19 23:55:13,501 WARN L191 SmtUtils]: Spent 16.84 s on a formula simplification. DAG size of input: 468 DAG size of output: 461 [2019-09-19 23:55:19,114 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:55:33,455 WARN L191 SmtUtils]: Spent 14.33 s on a formula simplification. DAG size of input: 474 DAG size of output: 470 [2019-09-19 23:55:40,560 WARN L191 SmtUtils]: Spent 7.10 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:55:51,956 WARN L191 SmtUtils]: Spent 11.33 s on a formula simplification. DAG size of input: 469 DAG size of output: 468 [2019-09-19 23:55:57,769 WARN L191 SmtUtils]: Spent 5.81 s on a formula simplification that was a NOOP. DAG size: 468 [2019-09-19 23:56:15,229 WARN L191 SmtUtils]: Spent 17.42 s on a formula simplification. DAG size of input: 468 DAG size of output: 461 [2019-09-19 23:56:20,894 WARN L191 SmtUtils]: Spent 5.66 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:56:41,236 WARN L191 SmtUtils]: Spent 20.33 s on a formula simplification. DAG size of input: 471 DAG size of output: 462 [2019-09-19 23:56:46,919 WARN L191 SmtUtils]: Spent 5.68 s on a formula simplification that was a NOOP. DAG size: 462 [2019-09-19 23:56:58,164 WARN L191 SmtUtils]: Spent 11.22 s on a formula simplification. DAG size of input: 467 DAG size of output: 467 [2019-09-19 23:57:03,761 WARN L191 SmtUtils]: Spent 5.60 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:57:15,026 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 467 DAG size of output: 461 [2019-09-19 23:57:20,550 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-19 23:57:31,814 WARN L191 SmtUtils]: Spent 11.23 s on a formula simplification. DAG size of input: 467 DAG size of output: 467 [2019-09-19 23:57:37,461 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 467 [2019-09-19 23:57:43,092 WARN L191 SmtUtils]: Spent 5.62 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:57:48,781 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:58:07,166 WARN L191 SmtUtils]: Spent 18.37 s on a formula simplification. DAG size of input: 483 DAG size of output: 478 [2019-09-19 23:58:16,312 WARN L191 SmtUtils]: Spent 9.14 s on a formula simplification that was a NOOP. DAG size: 478 [2019-09-19 23:58:27,856 WARN L191 SmtUtils]: Spent 11.44 s on a formula simplification. DAG size of input: 477 DAG size of output: 470 [2019-09-19 23:58:33,422 WARN L191 SmtUtils]: Spent 5.56 s on a formula simplification that was a NOOP. DAG size: 470 [2019-09-19 23:58:44,137 WARN L191 SmtUtils]: Spent 10.69 s on a formula simplification. DAG size of input: 467 DAG size of output: 461