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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product48.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:05:14,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:05:14,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:05:14,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:05:14,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:05:14,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:05:14,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:05:14,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:05:14,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:05:14,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:05:14,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:05:14,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:05:14,166 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:05:14,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:05:14,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:05:14,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:05:14,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:05:14,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:05:14,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:05:14,174 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:05:14,175 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:05:14,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:05:14,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:05:14,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:05:14,183 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:05:14,183 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:05:14,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:05:14,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:05:14,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:05:14,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:05:14,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:05:14,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:05:14,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:05:14,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:05:14,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:05:14,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:05:14,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:05:14,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:05:14,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:05:14,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:05:14,201 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:05:14,202 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 [2019-09-17 06:05:14,229 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:05:14,230 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:05:14,231 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:05:14,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:05:14,232 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:05:14,232 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:05:14,232 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:05:14,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:05:14,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:05:14,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:05:14,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:05:14,236 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:05:14,236 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:05:14,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:05:14,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:05:14,237 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:05:14,237 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:05:14,237 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:05:14,237 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:05:14,238 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:05:14,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:05:14,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:05:14,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:05:14,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:05:14,241 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:05:14,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:05:14,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:05:14,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:05:14,242 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-17 06:05:14,292 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:05:14,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:05:14,314 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:05:14,316 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:05:14,316 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:05:14,317 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product48.cil.c [2019-09-17 06:05:14,395 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1685d9c8/e0e6c4e14bf549d6ad0d27e2757287d7/FLAGb25fb0f05 [2019-09-17 06:05:14,946 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:05:14,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product48.cil.c [2019-09-17 06:05:14,969 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1685d9c8/e0e6c4e14bf549d6ad0d27e2757287d7/FLAGb25fb0f05 [2019-09-17 06:05:15,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1685d9c8/e0e6c4e14bf549d6ad0d27e2757287d7 [2019-09-17 06:05:15,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:05:15,173 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:05:15,174 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:05:15,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:05:15,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:05:15,179 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:15,182 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c31c5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15, skipping insertion in model container [2019-09-17 06:05:15,183 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:15,191 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:05:15,251 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:05:15,761 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:05:15,783 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:05:15,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:05:15,956 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:05:15,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15 WrapperNode [2019-09-17 06:05:15,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:05:15,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:05:15,958 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:05:15,958 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:05:15,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:15,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:15,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:15,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:16,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:16,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:16,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15" (1/1) ... [2019-09-17 06:05:16,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:05:16,069 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:05:16,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:05:16,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:05:16,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:05:15" (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 [2019-09-17 06:05:16,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:05:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:05:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:05:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:05:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:05:16,129 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:05:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:05:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:05:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:05:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:05:16,130 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:05:16,131 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:05:16,131 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:05:16,131 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:05:16,131 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:05:16,131 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:05:16,132 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:05:16,132 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:05:16,132 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:05:16,132 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-17 06:05:16,133 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:05:16,133 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:05:16,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:05:16,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:05:16,133 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:05:16,133 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:05:16,134 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:05:16,134 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:05:16,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:05:16,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:05:16,134 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:05:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:05:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:05:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:05:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:05:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:05:16,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:05:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:05:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:05:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:05:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:05:16,136 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:05:16,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:05:16,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:05:16,137 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:05:16,137 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:05:16,137 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:05:16,137 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:05:16,138 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:05:16,138 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:05:16,138 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:05:16,138 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:05:16,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:05:16,138 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:05:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:05:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:05:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:05:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:05:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:05:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:05:16,139 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:05:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:05:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:05:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:05:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:05:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:05:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-17 06:05:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:05:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:05:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:05:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:05:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:05:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-17 06:05:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:05:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-17 06:05:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:05:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:05:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:05:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:05:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:05:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:05:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:05:16,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:05:16,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:05:16,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:05:16,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:05:16,144 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:05:16,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:05:16,144 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:05:16,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:05:16,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:05:16,145 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:05:16,145 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:05:16,145 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:05:16,145 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:05:16,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:05:16,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:05:16,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:05:17,709 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:05:17,709 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:05:17,711 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:05:17 BoogieIcfgContainer [2019-09-17 06:05:17,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:05:17,712 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:05:17,712 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:05:17,712 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:05:17,713 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:05:17" (1/1) ... [2019-09-17 06:05:17,714 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-17 06:05:17,737 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:05:17,738 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:05:17,747 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:05:17,756 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:05:17,758 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:05:26,638 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-17 06:05:28,342 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:05:28,468 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:05:28,630 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:05:28,759 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-17 06:05:28,790 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-17 06:05:28,850 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-17 06:05:28,872 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-17 06:05:29,527 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:05:29,899 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 06:05:30,264 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 06:05:30,527 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 06:05:30,755 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 06:05:30,943 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 06:05:31,414 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-17 06:05:31,832 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-17 06:05:32,339 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-17 06:05:32,645 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 489 [2019-09-17 06:05:33,572 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-17 06:05:33,598 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-17 06:05:33,607 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-17 06:05:33,611 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-17 06:05:33,616 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:05:33,616 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:05:33,618 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1080#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-17 06:05:33,632 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:05:33,633 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:05:33,636 INFO L168 Benchmark]: Toolchain (without parser) took 18462.41 ms. Allocated memory was 131.6 MB in the beginning and 580.9 MB in the end (delta: 449.3 MB). Free memory was 86.8 MB in the beginning and 179.8 MB in the end (delta: -93.1 MB). Peak memory consumption was 356.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:05:33,637 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 06:05:33,638 INFO L168 Benchmark]: CACSL2BoogieTranslator took 783.00 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.6 MB in the beginning and 162.9 MB in the end (delta: -76.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:05:33,644 INFO L168 Benchmark]: Boogie Preprocessor took 104.75 ms. Allocated memory is still 198.7 MB. Free memory was 162.9 MB in the beginning and 158.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:05:33,646 INFO L168 Benchmark]: RCFGBuilder took 1642.03 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 158.3 MB in the beginning and 141.9 MB in the end (delta: 16.4 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:05:33,653 INFO L168 Benchmark]: Sifa took 15922.12 ms. Allocated memory was 219.7 MB in the beginning and 580.9 MB in the end (delta: 361.2 MB). Free memory was 141.9 MB in the beginning and 179.8 MB in the end (delta: -38.0 MB). Peak memory consumption was 323.3 MB. Max. memory is 7.1 GB. [2019-09-17 06:05:33,659 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 783.00 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.6 MB in the beginning and 162.9 MB in the end (delta: -76.3 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.75 ms. Allocated memory is still 198.7 MB. Free memory was 162.9 MB in the beginning and 158.3 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1642.03 ms. Allocated memory was 198.7 MB in the beginning and 219.7 MB in the end (delta: 21.0 MB). Free memory was 158.3 MB in the beginning and 141.9 MB in the end (delta: 16.4 MB). Peak memory consumption was 92.4 MB. Max. memory is 7.1 GB. * Sifa took 15922.12 ms. Allocated memory was 219.7 MB in the beginning and 580.9 MB in the end (delta: 361.2 MB). Free memory was 141.9 MB in the beginning and 179.8 MB in the end (delta: -38.0 MB). Peak memory consumption was 323.3 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]: 15881, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 488, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 345, TOOLS_POST_TIME[ms]: 10759, TOOLS_POST_CALL_APPLICATIONS: 123, TOOLS_POST_CALL_TIME[ms]: 221, TOOLS_POST_RETURN_APPLICATIONS: 114, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 582, TOOLS_QUANTIFIERELIM_TIME[ms]: 10948, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10650, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 503, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 200, DOMAIN_JOIN_TIME[ms]: 4214, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 152, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 19, DOMAIN_ISBOTTOM_APPLICATIONS: 108, DOMAIN_ISBOTTOM_TIME[ms]: 194, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4335, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4334, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 114, CALL_SUMMARIZER_CACHE_MISSES: 28, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11165, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11163, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 1308, DAG_COMPRESSION_RETAINED_NODES: 344 - UnprovableResult [Line: 885]: 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 1080#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~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...