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_spec1_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:52:54,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:52:54,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:52:54,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:52:54,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:52:54,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:52:54,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:52:54,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:52:54,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:52:54,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:52:54,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:52:54,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:52:54,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:52:54,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:52:54,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:52:54,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:52:54,138 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:52:54,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:52:54,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:52:54,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:52:54,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:52:54,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:52:54,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:52:54,147 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:52:54,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:52:54,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:52:54,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:52:54,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:52:54,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:52:54,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:52:54,152 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:52:54,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:52:54,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:52:54,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:52:54,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:52:54,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:52:54,157 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:52:54,157 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:52:54,157 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:52:54,158 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:52:54,159 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:52:54,160 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 06:52:54,174 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:52:54,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:52:54,175 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:52:54,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:52:54,176 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:52:54,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:52:54,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:52:54,177 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:52:54,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:52:54,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:52:54,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:52:54,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:52:54,178 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:52:54,178 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:52:54,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:52:54,178 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:52:54,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:52:54,179 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:52:54,179 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:52:54,179 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:52:54,179 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:52:54,179 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:52:54,180 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:52:54,180 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:52:54,180 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:52:54,180 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:52:54,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:52:54,181 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:52:54,181 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 06:52:54,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:52:54,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:52:54,504 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:52:54,505 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:52:54,505 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:52:54,506 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2019-10-15 06:52:54,585 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/554e97534/ef31b6d363d7488a8d15104cf0fec9ba/FLAG773473c8e [2019-10-15 06:52:55,164 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:52:55,165 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product15.cil.c [2019-10-15 06:52:55,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/554e97534/ef31b6d363d7488a8d15104cf0fec9ba/FLAG773473c8e [2019-10-15 06:52:55,408 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/554e97534/ef31b6d363d7488a8d15104cf0fec9ba [2019-10-15 06:52:55,421 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:52:55,423 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:52:55,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:52:55,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:52:55,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:52:55,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:52:55" (1/1) ... [2019-10-15 06:52:55,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@191613fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:55, skipping insertion in model container [2019-10-15 06:52:55,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:52:55" (1/1) ... [2019-10-15 06:52:55,440 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:52:55,495 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:52:55,934 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:52:55,949 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:52:56,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:52:56,076 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:52:56,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56 WrapperNode [2019-10-15 06:52:56,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:52:56,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:52:56,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:52:56,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:52:56,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56" (1/1) ... [2019-10-15 06:52:56,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56" (1/1) ... [2019-10-15 06:52:56,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56" (1/1) ... [2019-10-15 06:52:56,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56" (1/1) ... [2019-10-15 06:52:56,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56" (1/1) ... [2019-10-15 06:52:56,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56" (1/1) ... [2019-10-15 06:52:56,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56" (1/1) ... [2019-10-15 06:52:56,165 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:52:56,166 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:52:56,167 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:52:56,167 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:52:56,168 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:52:56" (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 06:52:56,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:52:56,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:52:56,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:52:56,240 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:52:56,240 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:52:56,242 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:52:56,242 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:52:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:52:56,243 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:52:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:52:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:52:56,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:52:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:52:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:52:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:52:56,247 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:52:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:52:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:52:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-15 06:52:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:52:56,250 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:52:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:52:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:52:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 06:52:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:52:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:52:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:52:56,251 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:52:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:52:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:52:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:52:56,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:52:56,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:52:56,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:52:56,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:52:56,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:52:56,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:52:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:52:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:52:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:52:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:52:56,254 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:52:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:52:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:52:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:52:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:52:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:52:56,255 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:52:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:52:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:52:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:52:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:52:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:52:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:52:56,256 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:52:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:52:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:52:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:52:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:52:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:52:56,257 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:52:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-15 06:52:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:52:56,258 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:52:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:52:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:52:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:52:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:52:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 06:52:56,259 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:52:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:52:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:52:56,260 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:52:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:52:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:52:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:52:56,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:52:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:52:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:52:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:52:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:52:56,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:52:56,263 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:52:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:52:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:52:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:52:56,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:52:56,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:52:57,782 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:52:57,783 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:52:57,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:52:57 BoogieIcfgContainer [2019-10-15 06:52:57,784 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:52:57,785 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:52:57,785 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:52:57,785 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:52:57,786 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:52:57" (1/1) ... [2019-10-15 06:52:57,787 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 06:52:57,814 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:52:57,815 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:52:57,824 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:52:57,832 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:52:57,834 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:53:08,727 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:53:10,358 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:53:10,548 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:53:10,685 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:53:10,813 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:53:11,129 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:53:11,148 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:53:11,201 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:53:11,208 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:53:11,435 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:53:11,649 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:53:12,260 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:53:12,709 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:53:13,124 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:53:13,257 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:53:13,482 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-10-15 06:53:13,643 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 191 [2019-10-15 06:53:14,893 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 171 [2019-10-15 06:53:16,134 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:53:17,842 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:53:18,509 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-10-15 06:53:18,795 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 06:53:19,007 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:53:19,009 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-15 06:53:19,239 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 130 for LOIs [2019-10-15 06:53:19,246 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-15 06:53:19,294 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:53:19,308 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:53:19,308 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:53:19,310 INFO L168 Benchmark]: Toolchain (without parser) took 23887.29 ms. Allocated memory was 136.3 MB in the beginning and 686.3 MB in the end (delta: 550.0 MB). Free memory was 99.4 MB in the beginning and 286.3 MB in the end (delta: -187.0 MB). Peak memory consumption was 363.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:53:19,311 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 136.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-15 06:53:19,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.83 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 99.1 MB in the beginning and 168.7 MB in the end (delta: -69.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-10-15 06:53:19,313 INFO L168 Benchmark]: Boogie Preprocessor took 89.06 ms. Allocated memory is still 200.3 MB. Free memory was 168.7 MB in the beginning and 164.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:53:19,314 INFO L168 Benchmark]: RCFGBuilder took 1618.06 ms. Allocated memory was 200.3 MB in the beginning and 229.6 MB in the end (delta: 29.4 MB). Free memory was 164.6 MB in the beginning and 155.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:53:19,315 INFO L168 Benchmark]: Sifa took 21523.50 ms. Allocated memory was 229.6 MB in the beginning and 686.3 MB in the end (delta: 456.7 MB). Free memory was 155.7 MB in the beginning and 286.3 MB in the end (delta: -130.6 MB). Peak memory consumption was 326.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:53:19,319 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 136.3 MB. Free memory was 118.3 MB in the beginning and 118.1 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 652.83 ms. Allocated memory was 136.3 MB in the beginning and 200.3 MB in the end (delta: 64.0 MB). Free memory was 99.1 MB in the beginning and 168.7 MB in the end (delta: -69.6 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.06 ms. Allocated memory is still 200.3 MB. Free memory was 168.7 MB in the beginning and 164.6 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1618.06 ms. Allocated memory was 200.3 MB in the beginning and 229.6 MB in the end (delta: 29.4 MB). Free memory was 164.6 MB in the beginning and 155.7 MB in the end (delta: 8.9 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * Sifa took 21523.50 ms. Allocated memory was 229.6 MB in the beginning and 686.3 MB in the end (delta: 456.7 MB). Free memory was 155.7 MB in the beginning and 286.3 MB in the end (delta: -130.6 MB). Peak memory consumption was 326.0 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]: 21480, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 211, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 138, TOOLS_POST_TIME[ms]: 12736, TOOLS_POST_CALL_APPLICATIONS: 58, TOOLS_POST_CALL_TIME[ms]: 175, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 88, TOOLS_QUANTIFIERELIM_APPLICATIONS: 246, TOOLS_QUANTIFIERELIM_TIME[ms]: 12886, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12645, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 215, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 72, DOMAIN_JOIN_TIME[ms]: 7725, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 442, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 157, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4769, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4768, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 20, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13425, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13423, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 25, DAG_COMPRESSION_PROCESSED_NODES: 391, DAG_COMPRESSION_RETAINED_NODES: 206 - UnprovableResult [Line: 295]: 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 683#(and (<= |#t~string58.offset| 0) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (= |#t~string26.offset| 0) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (= |#t~string56.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (not (= 0 ~methaneLevelCritical~0)) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (<= |#t~string26.offset| 0) (<= |#t~string8.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= 0 |#t~string32.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= |#t~string6.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string24.offset| 0) (<= 0 |#t~string2.offset|) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string59.offset| 0) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= 0 ~systemActive~0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (= |#t~string60.offset| 0) (= |#t~string22.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string2.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 |#t~string24.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...