java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:33:12,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:33:12,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:33:12,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:33:12,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:33:12,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:33:12,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:33:12,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:33:12,836 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:33:12,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:33:12,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:33:12,839 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:33:12,839 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:33:12,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:33:12,841 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:33:12,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:33:12,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:33:12,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:33:12,846 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:33:12,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:33:12,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:33:12,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:33:12,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:33:12,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:33:12,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:33:12,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:33:12,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:33:12,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:33:12,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:33:12,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:33:12,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:33:12,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:33:12,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:33:12,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:33:12,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:33:12,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:33:12,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:33:12,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:33:12,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:33:12,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:33:12,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:33:12,864 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 [2019-09-21 08:33:12,881 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:33:12,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:33:12,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:33:12,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:33:12,883 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:33:12,883 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:33:12,884 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:33:12,884 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:33:12,884 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:33:12,884 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:33:12,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:33:12,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:33:12,885 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:33:12,885 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:33:12,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:33:12,886 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:33:12,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:33:12,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:33:12,887 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:33:12,887 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:33:12,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:33:12,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:33:12,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:33:12,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:33:12,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:33:12,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:33:12,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:33:12,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:33:12,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:33:12,945 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:33:12,958 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:33:12,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:33:12,962 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:33:12,963 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:33:12,963 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-21 08:33:13,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14e1260a/9ea0e1c6f43e4fb29769afd3ed0425ac/FLAGe1f72d43b [2019-09-21 08:33:13,495 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:33:13,495 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product40.cil.c [2019-09-21 08:33:13,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14e1260a/9ea0e1c6f43e4fb29769afd3ed0425ac/FLAGe1f72d43b [2019-09-21 08:33:13,806 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f14e1260a/9ea0e1c6f43e4fb29769afd3ed0425ac [2019-09-21 08:33:13,816 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:33:13,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:33:13,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:13,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:33:13,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:33:13,825 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:13" (1/1) ... [2019-09-21 08:33:13,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a23759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:13, skipping insertion in model container [2019-09-21 08:33:13,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:33:13" (1/1) ... [2019-09-21 08:33:13,836 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:33:13,898 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:33:14,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:14,434 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:33:14,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:33:14,589 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:33:14,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14 WrapperNode [2019-09-21 08:33:14,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:33:14,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:33:14,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:33:14,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:33:14,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,649 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,660 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,665 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (1/1) ... [2019-09-21 08:33:14,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:33:14,673 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:33:14,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:33:14,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:33:14,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:33:14" (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 [2019-09-21 08:33:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:33:14,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:33:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:33:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:33:14,735 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:33:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:33:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:33:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:33:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:33:14,736 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:33:14,737 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:33:14,738 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:33:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:33:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:33:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:33:14,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:33:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:33:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:33:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:33:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:33:14,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:33:14,741 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:33:14,741 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:33:14,741 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:33:14,741 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:33:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:33:14,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:33:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:33:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:33:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:33:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:33:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-21 08:33:14,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-21 08:33:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:33:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:33:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:33:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:33:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:33:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:33:14,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:33:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:33:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:33:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:33:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:33:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:33:14,744 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:33:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:33:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:33:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:33:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:33:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:33:14,745 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-21 08:33:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:33:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:33:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:33:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:33:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:33:14,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:33:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:33:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:33:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:33:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:33:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:33:14,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:33:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:33:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:33:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:33:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:33:14,748 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:33:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:33:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:33:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:33:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:33:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:33:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:33:14,749 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:33:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:33:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:33:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:33:14,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:33:16,300 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:33:16,301 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:33:16,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:16 BoogieIcfgContainer [2019-09-21 08:33:16,303 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:33:16,303 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:33:16,303 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:33:16,304 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:33:16,305 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:33:16" (1/1) ... [2019-09-21 08:33:16,305 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:33:16,331 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:33:16,332 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:33:16,341 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:33:16,350 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:33:16,352 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:33:25,778 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-21 08:33:27,568 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:33:27,700 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:27,842 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:27,952 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-21 08:33:27,967 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-21 08:33:28,022 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-21 08:33:28,040 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-21 08:33:28,223 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:33:28,342 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-21 08:33:28,731 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:29,133 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-21 08:33:29,708 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:30,112 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:33:30,825 WARN L191 SmtUtils]: Spent 650.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:33:31,447 WARN L191 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-21 08:33:32,289 WARN L191 SmtUtils]: Spent 585.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-21 08:33:32,778 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:33:33,190 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:33:33,557 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-21 08:33:34,064 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:34,490 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-21 08:33:35,262 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 08:33:35,969 WARN L191 SmtUtils]: Spent 706.00 ms on a formula simplification that was a NOOP. DAG size: 552 [2019-09-21 08:33:37,498 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 575 DAG size of output: 575 [2019-09-21 08:33:38,641 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 575 [2019-09-21 08:33:39,597 WARN L191 SmtUtils]: Spent 827.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 533 [2019-09-21 08:33:40,077 WARN L191 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 533 DAG size of output: 531 [2019-09-21 08:33:40,964 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 545 [2019-09-21 08:33:42,625 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-21 08:33:42,655 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-21 08:33:42,662 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-21 08:33:42,665 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-21 08:33:42,667 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:33:42,667 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:33:42,669 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1410#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-21 08:33:42,680 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:33:42,680 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:33:42,682 INFO L168 Benchmark]: Toolchain (without parser) took 28863.99 ms. Allocated memory was 129.0 MB in the beginning and 852.5 MB in the end (delta: 723.5 MB). Free memory was 83.2 MB in the beginning and 625.3 MB in the end (delta: -542.0 MB). Peak memory consumption was 181.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:42,682 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 129.0 MB. Free memory was 102.7 MB in the beginning and 102.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:33:42,683 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.95 ms. Allocated memory was 129.0 MB in the beginning and 200.3 MB in the end (delta: 71.3 MB). Free memory was 83.0 MB in the beginning and 164.9 MB in the end (delta: -81.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:42,684 INFO L168 Benchmark]: Boogie Preprocessor took 81.97 ms. Allocated memory is still 200.3 MB. Free memory was 164.9 MB in the beginning and 160.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:42,685 INFO L168 Benchmark]: RCFGBuilder took 1629.79 ms. Allocated memory was 200.3 MB in the beginning and 214.4 MB in the end (delta: 14.2 MB). Free memory was 160.7 MB in the beginning and 141.8 MB in the end (delta: 18.9 MB). Peak memory consumption was 100.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:42,686 INFO L168 Benchmark]: Sifa took 26377.05 ms. Allocated memory was 214.4 MB in the beginning and 852.5 MB in the end (delta: 638.1 MB). Free memory was 141.8 MB in the beginning and 625.3 MB in the end (delta: -483.5 MB). Peak memory consumption was 154.5 MB. Max. memory is 7.1 GB. [2019-09-21 08:33:42,690 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 129.0 MB. Free memory was 102.7 MB in the beginning and 102.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 770.95 ms. Allocated memory was 129.0 MB in the beginning and 200.3 MB in the end (delta: 71.3 MB). Free memory was 83.0 MB in the beginning and 164.9 MB in the end (delta: -81.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.97 ms. Allocated memory is still 200.3 MB. Free memory was 164.9 MB in the beginning and 160.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1629.79 ms. Allocated memory was 200.3 MB in the beginning and 214.4 MB in the end (delta: 14.2 MB). Free memory was 160.7 MB in the beginning and 141.8 MB in the end (delta: 18.9 MB). Peak memory consumption was 100.7 MB. Max. memory is 7.1 GB. * Sifa took 26377.05 ms. Allocated memory was 214.4 MB in the beginning and 852.5 MB in the end (delta: 638.1 MB). Free memory was 141.8 MB in the beginning and 625.3 MB in the end (delta: -483.5 MB). Peak memory consumption was 154.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 26338, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 764, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 509, TOOLS_POST_TIME[ms]: 11560, TOOLS_POST_CALL_APPLICATIONS: 204, TOOLS_POST_CALL_TIME[ms]: 473, TOOLS_POST_RETURN_APPLICATIONS: 195, TOOLS_POST_RETURN_TIME[ms]: 251, TOOLS_QUANTIFIERELIM_APPLICATIONS: 908, TOOLS_QUANTIFIERELIM_TIME[ms]: 12060, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11272, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 799, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 203, DOMAIN_JOIN_TIME[ms]: 11714, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 20, DOMAIN_WIDEN_TIME[ms]: 1766, DOMAIN_ISSUBSETEQ_APPLICATIONS: 35, DOMAIN_ISSUBSETEQ_TIME[ms]: 106, DOMAIN_ISBOTTOM_APPLICATIONS: 132, DOMAIN_ISBOTTOM_TIME[ms]: 271, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 14174, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 14173, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 35, CALL_SUMMARIZER_APPLICATIONS: 195, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11732, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11731, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 649, DAG_COMPRESSION_RETAINED_NODES: 361 - UnprovableResult [Line: 829]: 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 1410#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...