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 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:09:53,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:09:53,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:09:53,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:09:53,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:09:53,106 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:09:53,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:09:53,110 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:09:53,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:09:53,113 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:09:53,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:09:53,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:09:53,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:09:53,117 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:09:53,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:09:53,119 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:09:53,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:09:53,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:09:53,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:09:53,125 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:09:53,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:09:53,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:09:53,129 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:09:53,130 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:09:53,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:09:53,133 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:09:53,133 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:09:53,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:09:53,134 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:09:53,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:09:53,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:09:53,136 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:09:53,137 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:09:53,138 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:09:53,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:09:53,139 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:09:53,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:09:53,140 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:09:53,140 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:09:53,141 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:09:53,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:09:53,145 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 17:09:53,165 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:09:53,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:09:53,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:09:53,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:09:53,167 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:09:53,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:09:53,168 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:09:53,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:09:53,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:09:53,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:09:53,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:09:53,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:09:53,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:09:53,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:09:53,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:09:53,169 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:09:53,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:09:53,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:09:53,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:09:53,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:09:53,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:09:53,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:09:53,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:09:53,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:09:53,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:09:53,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:09:53,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:09:53,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:09:53,172 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 -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:09:53,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:09:53,232 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:09:53,237 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:09:53,241 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:09:53,241 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:09:53,242 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product30.cil.c [2019-09-25 17:09:53,306 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cf01f58/493a9de4d6f74d53a40d24c6be46dcdf/FLAGc19d6b071 [2019-09-25 17:09:53,807 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:09:53,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product30.cil.c [2019-09-25 17:09:53,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cf01f58/493a9de4d6f74d53a40d24c6be46dcdf/FLAGc19d6b071 [2019-09-25 17:09:54,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90cf01f58/493a9de4d6f74d53a40d24c6be46dcdf [2019-09-25 17:09:54,187 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:09:54,188 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:09:54,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:09:54,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:09:54,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:09:54,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f98678f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54, skipping insertion in model container [2019-09-25 17:09:54,198 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,206 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:09:54,278 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:09:54,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:09:54,721 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:09:54,841 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:09:54,877 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:09:54,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54 WrapperNode [2019-09-25 17:09:54,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:09:54,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:09:54,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:09:54,879 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:09:54,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54" (1/1) ... [2019-09-25 17:09:54,977 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:09:54,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:09:54,978 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:09:54,978 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:09:54,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:09:54" (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 17:09:55,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:09:55,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:09:55,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:09:55,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:09:55,050 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:09:55,050 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:09:55,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:09:55,051 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:09:55,051 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:09:55,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:09:55,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-25 17:09:55,052 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:09:55,052 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:09:55,052 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:09:55,052 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:09:55,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:09:55,052 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:09:55,053 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:09:55,053 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:09:55,053 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:09:55,053 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:09:55,053 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:09:55,053 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 17:09:55,054 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:09:55,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:09:55,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:09:55,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:09:55,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:09:55,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:09:55,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:09:55,055 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:09:55,055 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:09:55,055 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:09:55,055 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:09:55,055 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:09:55,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:09:55,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:09:55,056 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:09:55,056 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:09:55,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:09:55,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:09:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:09:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:09:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:09:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:09:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:09:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:09:55,057 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:09:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:09:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:09:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:09:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:09:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:09:55,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-25 17:09:55,059 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:09:55,059 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:09:55,059 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:09:55,059 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:09:55,059 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 17:09:55,059 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:09:55,060 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:09:55,060 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:09:55,060 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:09:55,060 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:09:55,060 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-25 17:09:55,060 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:09:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:09:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:09:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:09:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:09:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:09:55,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:09:55,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:09:55,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:09:55,062 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:09:55,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:09:55,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:09:55,062 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:09:55,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:09:55,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:09:55,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:09:55,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:09:55,063 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:09:55,063 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:09:55,063 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:09:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:09:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:09:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:09:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:09:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:09:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:09:55,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:09:55,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:09:55,065 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:09:56,785 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:09:56,786 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:09:56,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:09:56 BoogieIcfgContainer [2019-09-25 17:09:56,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:09:56,788 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:09:56,789 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:09:56,789 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:09:56,790 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:09:56" (1/1) ... [2019-09-25 17:09:56,791 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ 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=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:09:56,820 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:09:56,823 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:09:56,837 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:09:56,851 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:09:56,853 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:10:06,752 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:10:08,570 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:10:08,736 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:10:08,882 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:10:09,005 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:10:09,029 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:10:09,091 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:10:09,097 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:10:09,291 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:10:09,433 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 17:10:10,016 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:10:10,451 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:10:10,665 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-25 17:10:10,813 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-25 17:10:11,003 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-25 17:10:11,222 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-25 17:10:11,548 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-25 17:10:11,706 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-25 17:10:11,850 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-25 17:10:12,153 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2019-09-25 17:10:12,640 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-25 17:10:12,860 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-25 17:10:13,512 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-25 17:10:13,820 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 69 for LOIs [2019-09-25 17:10:13,919 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-25 17:10:13,957 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 63 for LOIs [2019-09-25 17:10:13,962 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 76 for LOIs [2019-09-25 17:10:13,970 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:10:13,970 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:10:13,972 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 539#(and (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (= |#t~string23.offset| 0)) [2019-09-25 17:10:13,986 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:10:13,986 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:10:13,988 INFO L168 Benchmark]: Toolchain (without parser) took 19799.73 ms. Allocated memory was 140.5 MB in the beginning and 465.0 MB in the end (delta: 324.5 MB). Free memory was 85.8 MB in the beginning and 173.0 MB in the end (delta: -87.2 MB). Peak memory consumption was 237.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:10:13,989 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-25 17:10:13,990 INFO L168 Benchmark]: CACSL2BoogieTranslator took 689.24 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 85.6 MB in the beginning and 165.1 MB in the end (delta: -79.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-09-25 17:10:13,991 INFO L168 Benchmark]: Boogie Preprocessor took 98.09 ms. Allocated memory is still 200.3 MB. Free memory was 165.1 MB in the beginning and 160.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:10:13,992 INFO L168 Benchmark]: RCFGBuilder took 1810.61 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 160.9 MB in the beginning and 144.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:10:13,993 INFO L168 Benchmark]: Sifa took 17197.66 ms. Allocated memory was 226.5 MB in the beginning and 465.0 MB in the end (delta: 238.6 MB). Free memory was 144.3 MB in the beginning and 173.0 MB in the end (delta: -28.8 MB). Peak memory consumption was 209.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:10:13,997 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 140.5 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 689.24 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 85.6 MB in the beginning and 165.1 MB in the end (delta: -79.5 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.09 ms. Allocated memory is still 200.3 MB. Free memory was 165.1 MB in the beginning and 160.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1810.61 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 160.9 MB in the beginning and 144.3 MB in the end (delta: 16.7 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * Sifa took 17197.66 ms. Allocated memory was 226.5 MB in the beginning and 465.0 MB in the end (delta: 238.6 MB). Free memory was 144.3 MB in the beginning and 173.0 MB in the end (delta: -28.8 MB). Peak memory consumption was 209.8 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]: 17153, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 229, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 149, TOOLS_POST_TIME[ms]: 11906, TOOLS_POST_CALL_APPLICATIONS: 66, TOOLS_POST_CALL_TIME[ms]: 183, TOOLS_POST_RETURN_APPLICATIONS: 57, TOOLS_POST_RETURN_TIME[ms]: 94, TOOLS_QUANTIFIERELIM_APPLICATIONS: 272, TOOLS_QUANTIFIERELIM_TIME[ms]: 12063, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11790, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 233, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 81, DOMAIN_JOIN_TIME[ms]: 4490, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 33, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 49, DOMAIN_ISBOTTOM_TIME[ms]: 251, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 869, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 869, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 57, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12227, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12226, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 529, DAG_COMPRESSION_RETAINED_NODES: 222 - UnprovableResult [Line: 944]: 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 539#(and (= |#t~string21.offset| 0) (= |#t~string55.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (= |#t~string7.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string58.offset| 0) (not (= ~pumpRunning~0 0)) (= |#t~string66.offset| 0) (= |#t~string64.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (= ~cleanupTimeShifts~0 4) (= 0 ~waterLevel~0) (= |#t~string68.offset| 0) (= |#NULL.base| 0) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= |#t~string31.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= |#t~string5.offset| 0) (= |#t~string17.offset| 0) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...