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_spec1_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:06:46,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:06:46,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:06:46,111 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:06:46,111 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:06:46,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:06:46,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:06:46,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:06:46,117 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:06:46,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:06:46,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:06:46,120 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:06:46,120 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:06:46,121 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:06:46,122 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:06:46,123 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:06:46,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:06:46,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:06:46,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:06:46,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:06:46,130 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:06:46,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:06:46,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:06:46,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:06:46,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:06:46,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:06:46,135 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:06:46,136 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:06:46,136 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:06:46,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:06:46,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:06:46,138 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:06:46,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:06:46,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:06:46,141 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:06:46,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:06:46,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:06:46,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:06:46,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:06:46,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:06:46,143 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:06:46,144 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 17:06:46,160 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:06:46,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:06:46,163 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:06:46,164 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:06:46,164 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:06:46,164 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:06:46,164 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:06:46,165 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:06:46,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:06:46,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:06:46,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:06:46,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:06:46,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:06:46,166 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:06:46,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:06:46,166 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:06:46,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:06:46,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:06:46,167 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:06:46,168 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:06:46,168 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:06:46,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:06:46,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:06:46,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:06:46,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:06:46,170 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:06:46,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:06:46,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:06:46,171 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 17:06:46,240 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:06:46,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:06:46,262 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:06:46,264 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:06:46,264 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:06:46,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2019-09-25 17:06:46,344 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b57f5449/32f074de46354e9cb9623a75f999c6ba/FLAG7aea4ee99 [2019-09-25 17:06:46,900 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:06:46,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2019-09-25 17:06:46,927 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b57f5449/32f074de46354e9cb9623a75f999c6ba/FLAG7aea4ee99 [2019-09-25 17:06:47,247 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b57f5449/32f074de46354e9cb9623a75f999c6ba [2019-09-25 17:06:47,257 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:06:47,258 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:06:47,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:06:47,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:06:47,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:06:47,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:47,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b29eb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47, skipping insertion in model container [2019-09-25 17:06:47,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:47,274 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:06:47,335 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:06:47,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:06:47,849 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:06:47,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:06:47,997 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:06:47,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47 WrapperNode [2019-09-25 17:06:47,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:06:47,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:06:47,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:06:47,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:06:48,013 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:48,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:48,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:48,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:48,072 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:48,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:48,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47" (1/1) ... [2019-09-25 17:06:48,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:06:48,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:06:48,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:06:48,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:06:48,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:06:47" (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 17:06:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:06:48,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:06:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:06:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:06:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:06:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:06:48,155 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:06:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:06:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:06:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:06:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:06:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:06:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:06:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:06:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:06:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:06:48,157 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:06:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:06:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:06:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:06:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-25 17:06:48,159 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:06:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:06:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:06:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:06:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:06:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:06:48,161 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:06:48,162 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:06:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:06:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:06:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:06:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:06:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:06:48,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:06:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:06:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:06:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:06:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:06:48,164 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:06:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:06:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:06:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:06:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:06:48,165 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:06:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:06:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-25 17:06:48,166 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:06:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:06:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:06:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:06:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:06:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:06:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:06:48,167 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:06:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:06:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:06:48,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:06:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:06:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-25 17:06:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:06:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:06:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:06:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:06:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:06:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:06:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:06:48,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:06:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:06:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:06:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:06:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:06:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:06:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:06:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:06:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:06:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:06:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:06:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:06:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:06:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:06:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:06:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:06:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:06:48,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:06:49,720 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:06:49,720 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:06:49,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:06:49 BoogieIcfgContainer [2019-09-25 17:06:49,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:06:49,722 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:06:49,722 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:06:49,722 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:06:49,724 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:06:49" (1/1) ... [2019-09-25 17:06:49,724 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 17:06:49,748 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:06:49,748 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:06:49,758 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:06:49,768 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:06:49,769 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:07:00,587 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:07:02,224 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:07:02,355 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:07:02,524 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:07:02,651 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:07:02,676 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 17:07:02,734 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 17:07:02,741 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 17:07:03,295 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-25 17:07:03,671 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:07:04,004 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-25 17:07:04,404 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-25 17:07:09,557 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-25 17:07:09,579 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-25 17:07:09,586 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-25 17:07:09,588 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-25 17:07:09,590 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:07:09,591 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:07:09,594 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2127#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-25 17:07:09,609 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:07:09,609 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:07:09,613 INFO L168 Benchmark]: Toolchain (without parser) took 22353.81 ms. Allocated memory was 130.5 MB in the beginning and 570.4 MB in the end (delta: 439.9 MB). Free memory was 85.1 MB in the beginning and 343.2 MB in the end (delta: -258.1 MB). Peak memory consumption was 181.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:09,614 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:07:09,616 INFO L168 Benchmark]: CACSL2BoogieTranslator took 738.73 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 84.8 MB in the beginning and 162.0 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:09,624 INFO L168 Benchmark]: Boogie Preprocessor took 96.87 ms. Allocated memory is still 197.7 MB. Free memory was 162.0 MB in the beginning and 157.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:09,627 INFO L168 Benchmark]: RCFGBuilder took 1626.47 ms. Allocated memory was 197.7 MB in the beginning and 217.6 MB in the end (delta: 19.9 MB). Free memory was 157.6 MB in the beginning and 140.1 MB in the end (delta: 17.5 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:09,627 INFO L168 Benchmark]: Sifa took 19888.21 ms. Allocated memory was 217.6 MB in the beginning and 570.4 MB in the end (delta: 352.8 MB). Free memory was 140.1 MB in the beginning and 343.2 MB in the end (delta: -203.1 MB). Peak memory consumption was 149.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:07:09,638 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 130.5 MB. Free memory was 104.7 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 738.73 ms. Allocated memory was 130.5 MB in the beginning and 197.7 MB in the end (delta: 67.1 MB). Free memory was 84.8 MB in the beginning and 162.0 MB in the end (delta: -77.2 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.87 ms. Allocated memory is still 197.7 MB. Free memory was 162.0 MB in the beginning and 157.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1626.47 ms. Allocated memory was 197.7 MB in the beginning and 217.6 MB in the end (delta: 19.9 MB). Free memory was 157.6 MB in the beginning and 140.1 MB in the end (delta: 17.5 MB). Peak memory consumption was 93.8 MB. Max. memory is 7.1 GB. * Sifa took 19888.21 ms. Allocated memory was 217.6 MB in the beginning and 570.4 MB in the end (delta: 352.8 MB). Free memory was 140.1 MB in the beginning and 343.2 MB in the end (delta: -203.1 MB). Peak memory consumption was 149.8 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]: 19846, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 795, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 587, TOOLS_POST_TIME[ms]: 12750, TOOLS_POST_CALL_APPLICATIONS: 177, TOOLS_POST_CALL_TIME[ms]: 229, TOOLS_POST_RETURN_APPLICATIONS: 168, TOOLS_POST_RETURN_TIME[ms]: 135, TOOLS_QUANTIFIERELIM_APPLICATIONS: 932, TOOLS_QUANTIFIERELIM_TIME[ms]: 12898, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12509, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 827, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 252, DOMAIN_JOIN_TIME[ms]: 5751, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 6, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 335, DOMAIN_ISSUBSETEQ_APPLICATIONS: 32, DOMAIN_ISSUBSETEQ_TIME[ms]: 64, DOMAIN_ISBOTTOM_APPLICATIONS: 179, DOMAIN_ISBOTTOM_TIME[ms]: 343, LOOP_SUMMARIZER_APPLICATIONS: 24, LOOP_SUMMARIZER_CACHE_MISSES: 24, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5702, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5702, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 32, CALL_SUMMARIZER_APPLICATIONS: 168, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12953, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12951, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 44, DAG_COMPRESSION_PROCESSED_NODES: 789, DAG_COMPRESSION_RETAINED_NODES: 367 - UnprovableResult [Line: 73]: 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 2127#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...