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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 4 --sifa.sizelimitfluid.max.disjunctions 16 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:47:22,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:47:22,097 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:47:22,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:47:22,109 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:47:22,110 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:47:22,111 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:47:22,113 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:47:22,115 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:47:22,116 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:47:22,117 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:47:22,118 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:47:22,119 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:47:22,120 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:47:22,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:47:22,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:47:22,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:47:22,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:47:22,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:47:22,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:47:22,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:47:22,130 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:47:22,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:47:22,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:47:22,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:47:22,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:47:22,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:47:22,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:47:22,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:47:22,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:47:22,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:47:22,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:47:22,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:47:22,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:47:22,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:47:22,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:47:22,142 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:47:22,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:47:22,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:47:22,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:47:22,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:47:22,145 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 [2019-09-25 17:47:22,159 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:47:22,159 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:47:22,160 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:47:22,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:47:22,161 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:47:22,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:47:22,161 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:47:22,161 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:47:22,162 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:47:22,162 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:47:22,162 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:47:22,162 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:47:22,162 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:47:22,163 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:47:22,163 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:47:22,163 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:47:22,163 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:47:22,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:47:22,164 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:47:22,164 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:47:22,164 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:47:22,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:47:22,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:47:22,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:47:22,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:47:22,165 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:47:22,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:47:22,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:47:22,166 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 16 [2019-09-25 17:47:22,202 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:47:22,215 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:47:22,218 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:47:22,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:47:22,220 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:47:22,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c [2019-09-25 17:47:22,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a54961bb/5ae7105bb6074706a04b350162bde63c/FLAG541b2de94 [2019-09-25 17:47:22,872 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:47:22,872 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product58.cil.c [2019-09-25 17:47:22,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a54961bb/5ae7105bb6074706a04b350162bde63c/FLAG541b2de94 [2019-09-25 17:47:23,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a54961bb/5ae7105bb6074706a04b350162bde63c [2019-09-25 17:47:23,129 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:47:23,131 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:47:23,132 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:47:23,132 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:47:23,136 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:47:23,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ac730e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23, skipping insertion in model container [2019-09-25 17:47:23,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,147 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:47:23,206 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:47:23,623 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:47:23,648 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:47:23,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:47:23,853 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:47:23,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23 WrapperNode [2019-09-25 17:47:23,854 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:47:23,855 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:47:23,855 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:47:23,855 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:47:23,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,925 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,936 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,941 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23" (1/1) ... [2019-09-25 17:47:23,949 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:47:23,950 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:47:23,950 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:47:23,950 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:47:23,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:47:23" (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 [2019-09-25 17:47:24,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:47:24,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:47:24,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:47:24,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:47:24,018 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:47:24,018 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:47:24,018 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:47:24,018 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:47:24,018 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:47:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:47:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:47:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:47:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:47:24,019 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:47:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:47:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:47:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:47:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:47:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:47:24,020 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:47:24,021 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:47:24,021 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:47:24,021 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:47:24,021 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:47:24,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:47:24,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:47:24,022 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:47:24,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:47:24,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:47:24,022 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:47:24,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:47:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:47:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:47:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:47:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:47:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:47:24,023 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:47:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:47:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:47:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:47:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:47:24,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:47:24,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:47:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:47:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:47:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:47:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:47:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:47:24,025 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:47:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:47:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:47:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:47:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:47:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:47:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:47:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:47:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:47:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:47:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:47:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:47:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:47:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:47:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:47:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:47:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:47:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:47:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:47:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:47:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:47:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:47:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:47:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:47:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:47:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:47:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-25 17:47:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:47:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:47:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:47:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:47:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:47:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:47:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:47:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:47:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:47:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:47:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:47:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:47:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:47:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:47:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:47:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:47:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:47:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:47:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:47:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:47:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:47:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:47:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:47:25,670 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:47:25,670 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:47:25,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:47:25 BoogieIcfgContainer [2019-09-25 17:47:25,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:47:25,673 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:47:25,673 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:47:25,673 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:47:25,674 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:47:25" (1/1) ... [2019-09-25 17:47:25,675 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=4 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=16 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:47:25,708 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:47:25,712 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:47:25,726 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:47:25,739 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:47:25,741 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:47:35,249 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:47:37,054 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:47:37,202 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:37,339 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:37,460 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:47:37,475 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:47:37,530 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:47:37,536 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:47:38,014 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-25 17:47:38,528 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-25 17:47:39,364 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-25 17:47:39,884 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:47:40,987 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:47:40,989 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 75 for LOIs [2019-09-25 17:47:41,084 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 63 for LOIs [2019-09-25 17:47:41,089 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 77 for LOIs [2019-09-25 17:47:41,097 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:47:41,098 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:47:41,100 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 579#(and (= |#t~string26.offset| 0) (= |#t~string20.offset| 0) (= |#t~string61.offset| 0) (= |#t~string7.offset| 0) (= |#t~string67.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-25 17:47:41,113 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:47:41,113 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:47:41,115 INFO L168 Benchmark]: Toolchain (without parser) took 17984.32 ms. Allocated memory was 138.9 MB in the beginning and 448.3 MB in the end (delta: 309.3 MB). Free memory was 86.0 MB in the beginning and 296.3 MB in the end (delta: -210.3 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:41,116 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:47:41,117 INFO L168 Benchmark]: CACSL2BoogieTranslator took 722.21 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 164.4 MB in the end (delta: -78.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:41,118 INFO L168 Benchmark]: Boogie Preprocessor took 95.03 ms. Allocated memory is still 199.2 MB. Free memory was 164.4 MB in the beginning and 160.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:41,119 INFO L168 Benchmark]: RCFGBuilder took 1721.89 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 160.0 MB in the beginning and 139.5 MB in the end (delta: 20.5 MB). Peak memory consumption was 91.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:41,121 INFO L168 Benchmark]: Sifa took 15440.87 ms. Allocated memory was 222.3 MB in the beginning and 448.3 MB in the end (delta: 226.0 MB). Free memory was 139.5 MB in the beginning and 296.3 MB in the end (delta: -156.8 MB). Peak memory consumption was 69.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:47:41,125 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 138.9 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 722.21 ms. Allocated memory was 138.9 MB in the beginning and 199.2 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 164.4 MB in the end (delta: -78.6 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.03 ms. Allocated memory is still 199.2 MB. Free memory was 164.4 MB in the beginning and 160.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1721.89 ms. Allocated memory was 199.2 MB in the beginning and 222.3 MB in the end (delta: 23.1 MB). Free memory was 160.0 MB in the beginning and 139.5 MB in the end (delta: 20.5 MB). Peak memory consumption was 91.4 MB. Max. memory is 7.1 GB. * Sifa took 15440.87 ms. Allocated memory was 222.3 MB in the beginning and 448.3 MB in the end (delta: 226.0 MB). Free memory was 139.5 MB in the beginning and 296.3 MB in the end (delta: -156.8 MB). Peak memory consumption was 69.2 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]: 15391, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 266, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 179, TOOLS_POST_TIME[ms]: 11468, TOOLS_POST_CALL_APPLICATIONS: 75, TOOLS_POST_CALL_TIME[ms]: 156, TOOLS_POST_RETURN_APPLICATIONS: 68, TOOLS_POST_RETURN_TIME[ms]: 82, TOOLS_QUANTIFIERELIM_APPLICATIONS: 321, TOOLS_QUANTIFIERELIM_TIME[ms]: 11593, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11376, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 272, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 3201, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 180, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 44, DOMAIN_ISBOTTOM_TIME[ms]: 98, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3072, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3071, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 68, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11931, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11930, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 42, DAG_COMPRESSION_PROCESSED_NODES: 424, DAG_COMPRESSION_RETAINED_NODES: 238 - UnprovableResult [Line: 44]: 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 579#(and (= |#t~string26.offset| 0) (= |#t~string20.offset| 0) (= |#t~string61.offset| 0) (= |#t~string7.offset| 0) (= |#t~string67.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string28.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string3.offset| 0) (not (= 0 ~methaneLevelCritical~0)) (= |#t~string9.offset| 0) (= |#t~string30.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string71.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string18.offset| 0) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string16.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...