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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:56:14,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:56:14,085 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:56:14,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:56:14,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:56:14,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:56:14,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:56:14,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:56:14,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:56:14,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:56:14,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:56:14,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:56:14,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:56:14,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:56:14,107 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:56:14,109 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:56:14,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:56:14,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:56:14,112 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:56:14,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:56:14,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:56:14,122 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:56:14,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:56:14,124 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:56:14,128 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:56:14,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:56:14,129 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:56:14,130 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:56:14,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:56:14,131 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:56:14,131 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:56:14,132 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:56:14,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:56:14,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:56:14,136 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:56:14,137 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:56:14,137 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:56:14,137 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:56:14,138 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:56:14,138 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:56:14,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:56:14,140 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 [2019-10-15 06:56:14,155 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:56:14,155 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:56:14,157 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:56:14,157 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:56:14,157 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:56:14,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:56:14,158 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:56:14,158 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:56:14,158 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:56:14,158 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:56:14,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:56:14,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:56:14,159 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:56:14,159 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:56:14,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:56:14,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:56:14,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:56:14,160 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:56:14,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:56:14,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:56:14,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:56:14,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:56:14,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:56:14,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:56:14,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:56:14,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:56:14,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:56:14,161 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:56:14,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:56:14,421 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:56:14,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:56:14,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:56:14,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:56:14,440 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:56:14,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-10-15 06:56:14,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db59179a7/738cded327534f0c85a5e191d1b78283/FLAG91d4b4b0f [2019-10-15 06:56:15,112 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:56:15,115 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product33.cil.c [2019-10-15 06:56:15,133 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db59179a7/738cded327534f0c85a5e191d1b78283/FLAG91d4b4b0f [2019-10-15 06:56:15,410 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db59179a7/738cded327534f0c85a5e191d1b78283 [2019-10-15 06:56:15,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:56:15,422 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:56:15,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:15,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:56:15,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:56:15,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a33d90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:15, skipping insertion in model container [2019-10-15 06:56:15,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:56:15" (1/1) ... [2019-10-15 06:56:15,439 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:56:15,502 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:56:15,897 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:56:15,923 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:56:16,033 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:56:16,072 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:56:16,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16 WrapperNode [2019-10-15 06:56:16,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:56:16,073 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:56:16,074 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:56:16,074 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:56:16,087 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16" (1/1) ... [2019-10-15 06:56:16,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16" (1/1) ... [2019-10-15 06:56:16,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16" (1/1) ... [2019-10-15 06:56:16,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16" (1/1) ... [2019-10-15 06:56:16,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16" (1/1) ... [2019-10-15 06:56:16,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16" (1/1) ... [2019-10-15 06:56:16,158 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16" (1/1) ... [2019-10-15 06:56:16,166 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:56:16,167 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:56:16,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:56:16,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:56:16,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:56:16" (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 [2019-10-15 06:56:16,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:56:16,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:56:16,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:56:16,249 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:56:16,249 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:56:16,250 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:56:16,250 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:56:16,251 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:56:16,252 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:56:16,252 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 06:56:16,252 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:56:16,252 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:56:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:56:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:56:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:56:16,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:56:16,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:56:16,255 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:56:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:56:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:56:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:56:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:56:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:56:16,256 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:56:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:56:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:56:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:56:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:56:16,257 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:56:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:56:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:56:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 06:56:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-15 06:56:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:56:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:56:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:56:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:56:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:56:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:56:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:56:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:56:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:56:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:56:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:56:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:56:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:56:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 06:56:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:56:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:56:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:56:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:56:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:56:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:56:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:56:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:56:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:56:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:56:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:56:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:56:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:56:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:56:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:56:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:56:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:56:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:56:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:56:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:56:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:56:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:56:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:56:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:56:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:56:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:56:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:56:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:56:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:56:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:56:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:56:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:56:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-15 06:56:16,267 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:56:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:56:16,268 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 06:56:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:56:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:56:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:56:16,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:56:16,270 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:56:17,782 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:56:17,782 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:56:17,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:17 BoogieIcfgContainer [2019-10-15 06:56:17,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:56:17,784 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:56:17,785 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:56:17,785 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:56:17,786 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:56:17" (1/1) ... [2019-10-15 06:56:17,787 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:56:17,825 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:56:17,825 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:56:17,836 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:56:17,849 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:56:17,851 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:56:27,529 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:56:29,316 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:56:29,455 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:56:29,578 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:56:29,720 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:56:29,985 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:56:30,004 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:56:30,070 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:56:30,077 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:56:30,350 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:56:30,550 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:56:31,128 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:56:31,624 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:56:31,810 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-10-15 06:56:32,209 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 184 [2019-10-15 06:56:32,599 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-10-15 06:56:33,070 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 167 [2019-10-15 06:56:33,233 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 184 [2019-10-15 06:56:35,152 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-10-15 06:56:35,319 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:56:35,322 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 142 for LOIs [2019-10-15 06:56:35,455 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 131 for LOIs [2019-10-15 06:56:35,472 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 145 for LOIs [2019-10-15 06:56:35,536 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:56:35,551 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:56:35,551 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:56:35,553 INFO L168 Benchmark]: Toolchain (without parser) took 20131.55 ms. Allocated memory was 137.9 MB in the beginning and 579.3 MB in the end (delta: 441.5 MB). Free memory was 101.7 MB in the beginning and 234.1 MB in the end (delta: -132.4 MB). Peak memory consumption was 309.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:35,554 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 137.9 MB. Free memory is still 121.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-15 06:56:35,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.75 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 101.5 MB in the beginning and 167.8 MB in the end (delta: -66.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:35,555 INFO L168 Benchmark]: Boogie Preprocessor took 92.90 ms. Allocated memory is still 201.3 MB. Free memory was 167.8 MB in the beginning and 163.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:35,556 INFO L168 Benchmark]: RCFGBuilder took 1617.34 ms. Allocated memory was 201.3 MB in the beginning and 233.3 MB in the end (delta: 32.0 MB). Free memory was 163.7 MB in the beginning and 148.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:35,558 INFO L168 Benchmark]: Sifa took 17767.14 ms. Allocated memory was 233.3 MB in the beginning and 579.3 MB in the end (delta: 346.0 MB). Free memory was 148.0 MB in the beginning and 234.1 MB in the end (delta: -86.1 MB). Peak memory consumption was 260.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:56:35,561 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 ms. Allocated memory is still 137.9 MB. Free memory is still 121.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 649.75 ms. Allocated memory was 137.9 MB in the beginning and 201.3 MB in the end (delta: 63.4 MB). Free memory was 101.5 MB in the beginning and 167.8 MB in the end (delta: -66.3 MB). Peak memory consumption was 24.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.90 ms. Allocated memory is still 201.3 MB. Free memory was 167.8 MB in the beginning and 163.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1617.34 ms. Allocated memory was 201.3 MB in the beginning and 233.3 MB in the end (delta: 32.0 MB). Free memory was 163.7 MB in the beginning and 148.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. * Sifa took 17767.14 ms. Allocated memory was 233.3 MB in the beginning and 579.3 MB in the end (delta: 346.0 MB). Free memory was 148.0 MB in the beginning and 234.1 MB in the end (delta: -86.1 MB). Peak memory consumption was 260.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 17711, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 175, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 112, TOOLS_POST_TIME[ms]: 11620, TOOLS_POST_CALL_APPLICATIONS: 48, TOOLS_POST_CALL_TIME[ms]: 193, TOOLS_POST_RETURN_APPLICATIONS: 41, TOOLS_POST_RETURN_TIME[ms]: 87, TOOLS_QUANTIFIERELIM_APPLICATIONS: 200, TOOLS_QUANTIFIERELIM_TIME[ms]: 11797, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11545, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 179, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 56, DOMAIN_JOIN_TIME[ms]: 5121, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 436, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 16, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 102, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3145, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3144, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 41, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12302, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12300, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 22, DAG_COMPRESSION_PROCESSED_NODES: 340, DAG_COMPRESSION_RETAINED_NODES: 187 - UnprovableResult [Line: 613]: 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 550#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (<= ~waterLevel~0 2) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string39.offset| 0) (= |#t~string3.offset| 0) (= |#t~string32.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (<= |#t~string39.offset| 0) (<= |#t~string1.offset| 0) (<= |#t~string57.offset| 0) (<= ~pumpRunning~0 0) (<= 0 ~head~0.base) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string39.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string43.offset|) (= |#t~string29.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string41.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 0) (<= 0 ~pumpRunning~0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string33.offset| 0) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= 2 ~waterLevel~0) (<= 1 ~systemActive~0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (<= |#t~string38.offset| 0) (<= 0 |#t~string3.offset|) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (= ~pumpRunning~0 0) (= |#t~string53.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (= |#t~string43.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= |#t~string1.offset| 0) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= 0 |#t~string41.offset|) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (<= 2 ~waterLevel~0) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (= ~systemActive~0 1) (<= |#t~string30.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 |#t~string5.offset|) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string30.offset|) (<= 0 |#t~string31.offset|) (= |#t~string41.offset| 0) (<= |#t~string29.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...