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_spec5_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:53:31,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:53:31,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:53:31,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:53:31,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:53:31,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:53:31,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:53:31,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:53:31,147 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:53:31,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:53:31,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:53:31,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:53:31,150 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:53:31,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:53:31,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:53:31,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:53:31,154 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:53:31,155 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:53:31,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:53:31,158 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:53:31,160 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:53:31,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:53:31,162 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:53:31,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:53:31,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:53:31,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:53:31,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:53:31,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:53:31,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:53:31,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:53:31,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:53:31,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:53:31,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:53:31,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:53:31,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:53:31,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:53:31,171 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:53:31,172 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:53:31,172 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:53:31,173 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:53:31,173 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:53:31,174 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 15:53:31,188 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:53:31,188 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:53:31,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:53:31,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:53:31,190 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:53:31,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:53:31,190 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:53:31,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:53:31,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:53:31,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:53:31,191 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:53:31,191 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:53:31,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:53:31,191 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:53:31,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:53:31,192 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:53:31,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:53:31,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:53:31,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:53:31,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:53:31,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:53:31,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:53:31,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:53:31,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:53:31,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:53:31,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:53:31,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:53:31,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:53:31,194 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 [2019-09-20 15:53:31,224 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:53:31,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:53:31,240 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:53:31,241 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:53:31,242 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:53:31,243 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product05.cil.c [2019-09-20 15:53:31,299 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8208f6298/48f2df7ce1904752a4fd20b6722f1f16/FLAG13c7e188d [2019-09-20 15:53:31,805 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:53:31,806 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product05.cil.c [2019-09-20 15:53:31,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8208f6298/48f2df7ce1904752a4fd20b6722f1f16/FLAG13c7e188d [2019-09-20 15:53:32,099 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8208f6298/48f2df7ce1904752a4fd20b6722f1f16 [2019-09-20 15:53:32,109 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:53:32,111 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:53:32,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:53:32,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:53:32,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:53:32,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,119 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37469eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32, skipping insertion in model container [2019-09-20 15:53:32,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,125 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:53:32,165 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:53:32,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:53:32,608 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:53:32,707 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:53:32,743 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:53:32,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32 WrapperNode [2019-09-20 15:53:32,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:53:32,745 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:53:32,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:53:32,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:53:32,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,774 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32" (1/1) ... [2019-09-20 15:53:32,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:53:32,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:53:32,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:53:32,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:53:32,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:53:32" (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 15:53:32,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:53:32,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:53:32,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:53:32,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:53:32,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:53:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:53:32,906 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:53:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:53:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:53:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:53:32,907 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:53:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:53:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:53:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:53:32,908 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:53:32,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:53:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:53:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:53:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:53:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:53:32,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:53:32,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:53:32,912 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:53:32,912 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:53:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:53:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:53:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:53:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:53:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:53:32,913 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:53:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:53:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:53:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:53:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:53:32,914 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:53:32,915 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:53:32,915 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:53:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:53:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:53:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:53:32,915 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:53:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:53:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:53:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:53:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:53:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:53:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:53:32,916 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:53:32,917 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:53:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:53:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:53:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:53:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:53:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:53:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:53:32,919 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:53:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:53:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:53:32,920 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:53:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:53:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:53:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:53:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:53:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:53:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:53:32,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:53:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:53:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:53:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:53:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:53:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:53:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:53:32,922 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:53:32,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:53:32,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:53:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:53:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:53:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:53:32,924 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:53:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:53:32,925 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:53:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:53:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:53:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:53:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:53:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:53:32,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:53:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:53:34,330 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:53:34,331 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:53:34,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:53:34 BoogieIcfgContainer [2019-09-20 15:53:34,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:53:34,333 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:53:34,333 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:53:34,333 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:53:34,334 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:53:34" (1/1) ... [2019-09-20 15:53:34,335 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 [2019-09-20 15:53:34,357 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:53:34,357 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:53:34,365 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:53:34,374 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:53:34,375 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:53:42,795 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:53:44,473 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:53:44,606 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:44,752 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:44,872 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:53:44,889 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 482 for LOIs [2019-09-20 15:53:44,932 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 482 for LOIs [2019-09-20 15:53:44,947 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 482 for LOIs [2019-09-20 15:53:45,477 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-20 15:53:45,795 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 503 [2019-09-20 15:53:46,267 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 510 DAG size of output: 510 [2019-09-20 15:53:46,534 WARN L191 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-20 15:53:46,892 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:53:47,158 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-20 15:53:47,704 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:53:48,099 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:53:48,531 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 513 [2019-09-20 15:53:48,725 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 511 [2019-09-20 15:53:49,180 WARN L191 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 524 [2019-09-20 15:53:49,880 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:53:49,904 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:53:49,920 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 15:53:49,935 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:53:49,938 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:53:49,939 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:53:49,941 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 632#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:53:49,955 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:53:49,956 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:53:49,959 INFO L168 Benchmark]: Toolchain (without parser) took 17847.80 ms. Allocated memory was 138.4 MB in the beginning and 528.0 MB in the end (delta: 389.5 MB). Free memory was 84.8 MB in the beginning and 83.8 MB in the end (delta: 974.2 kB). Peak memory consumption was 390.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:49,961 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:53:49,962 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.88 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 165.5 MB in the end (delta: -80.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:49,970 INFO L168 Benchmark]: Boogie Preprocessor took 80.10 ms. Allocated memory is still 198.7 MB. Free memory was 165.5 MB in the beginning and 161.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:49,974 INFO L168 Benchmark]: RCFGBuilder took 1507.25 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 161.7 MB in the beginning and 148.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:49,975 INFO L168 Benchmark]: Sifa took 15623.89 ms. Allocated memory was 220.7 MB in the beginning and 528.0 MB in the end (delta: 307.2 MB). Free memory was 148.9 MB in the beginning and 92.3 MB in the end (delta: 56.6 MB). Peak memory consumption was 363.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:53:49,984 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 632.88 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 84.6 MB in the beginning and 165.5 MB in the end (delta: -80.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 80.10 ms. Allocated memory is still 198.7 MB. Free memory was 165.5 MB in the beginning and 161.7 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1507.25 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 161.7 MB in the beginning and 148.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. * Sifa took 15623.89 ms. Allocated memory was 220.7 MB in the beginning and 528.0 MB in the end (delta: 307.2 MB). Free memory was 148.9 MB in the beginning and 92.3 MB in the end (delta: 56.6 MB). Peak memory consumption was 363.9 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]: 15584, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 324, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 228, TOOLS_POST_TIME[ms]: 10319, TOOLS_POST_CALL_APPLICATIONS: 85, TOOLS_POST_CALL_TIME[ms]: 247, TOOLS_POST_RETURN_APPLICATIONS: 76, TOOLS_POST_RETURN_TIME[ms]: 94, TOOLS_QUANTIFIERELIM_APPLICATIONS: 389, TOOLS_QUANTIFIERELIM_TIME[ms]: 10543, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10172, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 343, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 94, DOMAIN_JOIN_TIME[ms]: 3573, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 1082, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 46, DOMAIN_ISBOTTOM_APPLICATIONS: 40, DOMAIN_ISBOTTOM_TIME[ms]: 81, LOOP_SUMMARIZER_APPLICATIONS: 9, LOOP_SUMMARIZER_CACHE_MISSES: 9, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4582, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4582, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 76, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10598, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10597, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 618, DAG_COMPRESSION_RETAINED_NODES: 223 - UnprovableResult [Line: 673]: 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 632#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...