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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:32:20,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:32:20,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:32:20,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:32:20,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:32:20,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:32:20,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:32:20,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:32:20,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:32:20,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:32:20,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:32:20,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:32:20,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:32:20,910 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:32:20,911 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:32:20,912 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:32:20,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:32:20,914 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:32:20,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:32:20,918 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:32:20,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:32:20,921 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:32:20,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:32:20,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:32:20,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:32:20,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:32:20,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:32:20,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:32:20,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:32:20,929 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:32:20,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:32:20,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:32:20,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:32:20,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:32:20,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:32:20,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:32:20,933 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:32:20,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:32:20,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:32:20,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:32:20,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:32:20,936 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 22:32:20,960 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:32:20,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:32:20,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:32:20,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:32:20,962 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:32:20,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:32:20,962 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:32:20,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:32:20,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:32:20,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:32:20,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:32:20,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:32:20,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:32:20,964 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:32:20,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:32:20,966 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:32:20,966 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:32:20,966 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:32:20,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:32:20,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:32:20,967 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:32:20,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:32:20,967 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:32:20,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:32:20,968 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:32:20,968 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:32:20,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:32:20,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:32:20,969 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 22:32:21,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:32:21,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:32:21,053 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:32:21,054 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:32:21,055 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:32:21,055 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2019-09-20 22:32:21,122 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f75f0bee0/3b850a9b825f4c54aa63f6e763c47616/FLAGa49f7ccfc [2019-09-20 22:32:21,667 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:32:21,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product39.cil.c [2019-09-20 22:32:21,680 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f75f0bee0/3b850a9b825f4c54aa63f6e763c47616/FLAGa49f7ccfc [2019-09-20 22:32:21,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f75f0bee0/3b850a9b825f4c54aa63f6e763c47616 [2019-09-20 22:32:21,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:32:21,968 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:32:21,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:32:21,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:32:21,973 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:32:21,974 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:32:21" (1/1) ... [2019-09-20 22:32:21,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63939978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:21, skipping insertion in model container [2019-09-20 22:32:21,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:32:21" (1/1) ... [2019-09-20 22:32:21,987 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:32:22,051 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:32:22,458 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:32:22,473 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:32:22,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:32:22,611 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:32:22,611 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22 WrapperNode [2019-09-20 22:32:22,611 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:32:22,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:32:22,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:32:22,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:32:22,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22" (1/1) ... [2019-09-20 22:32:22,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22" (1/1) ... [2019-09-20 22:32:22,659 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22" (1/1) ... [2019-09-20 22:32:22,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22" (1/1) ... [2019-09-20 22:32:22,704 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22" (1/1) ... [2019-09-20 22:32:22,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22" (1/1) ... [2019-09-20 22:32:22,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22" (1/1) ... [2019-09-20 22:32:22,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:32:22,738 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:32:22,738 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:32:22,738 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:32:22,739 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:32:22" (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 22:32:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:32:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:32:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 22:32:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 22:32:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 22:32:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 22:32:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 22:32:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 22:32:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 22:32:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 22:32:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 22:32:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 22:32:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 22:32:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 22:32:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:32:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 22:32:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 22:32:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 22:32:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 22:32:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 22:32:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 22:32:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 22:32:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 22:32:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 22:32:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 22:32:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 22:32:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 22:32:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 22:32:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 22:32:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 22:32:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 22:32:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 22:32:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 22:32:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 22:32:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 22:32:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 22:32:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 22:32:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 22:32:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 22:32:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 22:32:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:32:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:32:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 22:32:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 22:32:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 22:32:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 22:32:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 22:32:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 22:32:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 22:32:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 22:32:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:32:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 22:32:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 22:32:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 22:32:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 22:32:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 22:32:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 22:32:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 22:32:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 22:32:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 22:32:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 22:32:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 22:32:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:32:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 22:32:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 22:32:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 22:32:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 22:32:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 22:32:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 22:32:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 22:32:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 22:32:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 22:32:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 22:32:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 22:32:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 22:32:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 22:32:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:32:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:32:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 22:32:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:32:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:32:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:32:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:32:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 22:32:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:32:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 22:32:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 22:32:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:32:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 22:32:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 22:32:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 22:32:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:32:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:32:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:32:24,321 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:32:24,322 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 22:32:24,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:32:24 BoogieIcfgContainer [2019-09-20 22:32:24,324 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:32:24,324 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:32:24,324 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:32:24,325 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:32:24,326 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:32:24" (1/1) ... [2019-09-20 22:32:24,327 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-20 22:32:24,367 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:32:24,367 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:32:24,381 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:32:24,394 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:32:24,396 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:32:44,948 WARN L191 SmtUtils]: Spent 12.19 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 22:32:46,632 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 22:32:50,678 WARN L191 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-20 22:32:52,544 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 22:32:54,339 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-20 22:32:54,373 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-20 22:32:54,412 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 16 for LOIs [2019-09-20 22:32:54,424 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 18 for LOIs [2019-09-20 22:32:58,972 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 22:32:59,042 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 22:32:59,056 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-20 22:32:59,061 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-20 22:32:59,063 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:32:59,064 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:32:59,066 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2901#true [2019-09-20 22:32:59,082 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:32:59,083 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:32:59,085 INFO L168 Benchmark]: Toolchain (without parser) took 37116.78 ms. Allocated memory was 141.0 MB in the beginning and 461.4 MB in the end (delta: 320.3 MB). Free memory was 87.3 MB in the beginning and 260.6 MB in the end (delta: -173.3 MB). Peak memory consumption was 147.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:32:59,086 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:32:59,087 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.98 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 87.1 MB in the beginning and 166.0 MB in the end (delta: -78.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. [2019-09-20 22:32:59,088 INFO L168 Benchmark]: Boogie Preprocessor took 119.28 ms. Allocated memory is still 200.8 MB. Free memory was 166.0 MB in the beginning and 161.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-20 22:32:59,089 INFO L168 Benchmark]: RCFGBuilder took 1586.15 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 161.8 MB in the beginning and 145.3 MB in the end (delta: 16.5 MB). Peak memory consumption was 87.4 MB. Max. memory is 7.1 GB. [2019-09-20 22:32:59,090 INFO L168 Benchmark]: Sifa took 34758.61 ms. Allocated memory was 228.1 MB in the beginning and 461.4 MB in the end (delta: 233.3 MB). Free memory was 145.3 MB in the beginning and 260.6 MB in the end (delta: -115.3 MB). Peak memory consumption was 118.0 MB. Max. memory is 7.1 GB. [2019-09-20 22:32:59,094 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 141.0 MB. Free memory was 107.2 MB in the beginning and 107.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 642.98 ms. Allocated memory was 141.0 MB in the beginning and 200.8 MB in the end (delta: 59.8 MB). Free memory was 87.1 MB in the beginning and 166.0 MB in the end (delta: -78.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 119.28 ms. Allocated memory is still 200.8 MB. Free memory was 166.0 MB in the beginning and 161.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1586.15 ms. Allocated memory was 200.8 MB in the beginning and 228.1 MB in the end (delta: 27.3 MB). Free memory was 161.8 MB in the beginning and 145.3 MB in the end (delta: 16.5 MB). Peak memory consumption was 87.4 MB. Max. memory is 7.1 GB. * Sifa took 34758.61 ms. Allocated memory was 228.1 MB in the beginning and 461.4 MB in the end (delta: 233.3 MB). Free memory was 145.3 MB in the beginning and 260.6 MB in the end (delta: -115.3 MB). Peak memory consumption was 118.0 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]: 34699, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 938, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 673, TOOLS_POST_TIME[ms]: 26326, TOOLS_POST_CALL_APPLICATIONS: 223, TOOLS_POST_CALL_TIME[ms]: 94, TOOLS_POST_RETURN_APPLICATIONS: 214, TOOLS_POST_RETURN_TIME[ms]: 66, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1110, TOOLS_QUANTIFIERELIM_TIME[ms]: 26350, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26196, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 985, FLUID_YES_ANSWERS: 985, DOMAIN_JOIN_APPLICATIONS: 310, DOMAIN_JOIN_TIME[ms]: 6600, DOMAIN_ALPHA_APPLICATIONS: 985, DOMAIN_ALPHA_TIME[ms]: 1161, DOMAIN_WIDEN_APPLICATIONS: 11, DOMAIN_WIDEN_TIME[ms]: 15, DOMAIN_ISSUBSETEQ_APPLICATIONS: 47, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 204, DOMAIN_ISBOTTOM_TIME[ms]: 176, LOOP_SUMMARIZER_APPLICATIONS: 36, LOOP_SUMMARIZER_CACHE_MISSES: 36, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3498, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3497, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 47, CALL_SUMMARIZER_APPLICATIONS: 214, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30276, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30275, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 67, DAG_COMPRESSION_PROCESSED_NODES: 1401, DAG_COMPRESSION_RETAINED_NODES: 418 - UnprovableResult [Line: 290]: 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 2901#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...