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_spec4_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 06:08:52,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 06:08:52,210 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 06:08:52,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 06:08:52,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 06:08:52,223 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 06:08:52,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 06:08:52,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 06:08:52,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 06:08:52,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 06:08:52,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 06:08:52,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 06:08:52,231 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 06:08:52,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 06:08:52,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 06:08:52,234 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 06:08:52,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 06:08:52,235 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 06:08:52,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 06:08:52,239 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 06:08:52,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 06:08:52,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 06:08:52,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 06:08:52,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 06:08:52,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 06:08:52,246 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 06:08:52,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 06:08:52,247 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 06:08:52,248 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 06:08:52,249 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 06:08:52,249 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 06:08:52,250 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 06:08:52,251 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 06:08:52,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 06:08:52,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 06:08:52,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 06:08:52,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 06:08:52,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 06:08:52,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 06:08:52,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 06:08:52,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 06:08:52,256 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 06:08:52,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 06:08:52,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 06:08:52,272 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 06:08:52,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 06:08:52,272 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 06:08:52,272 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 06:08:52,272 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 06:08:52,273 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 06:08:52,273 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 06:08:52,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 06:08:52,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 06:08:52,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 06:08:52,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 06:08:52,274 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 06:08:52,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 06:08:52,274 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 06:08:52,274 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 06:08:52,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 06:08:52,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 06:08:52,275 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 06:08:52,275 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 06:08:52,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 06:08:52,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 06:08:52,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 06:08:52,276 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 06:08:52,277 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 06:08:52,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 06:08:52,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 06:08:52,277 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 06:08:52,307 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 06:08:52,320 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 06:08:52,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 06:08:52,325 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 06:08:52,325 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 06:08:52,326 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product64.cil.c [2019-09-17 06:08:52,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6dd372f7/ea3f1c4e0b3142d3ac7a627394d20c45/FLAG61909fa8c [2019-09-17 06:08:52,875 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 06:08:52,876 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product64.cil.c [2019-09-17 06:08:52,888 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6dd372f7/ea3f1c4e0b3142d3ac7a627394d20c45/FLAG61909fa8c [2019-09-17 06:08:53,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6dd372f7/ea3f1c4e0b3142d3ac7a627394d20c45 [2019-09-17 06:08:53,213 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 06:08:53,214 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 06:08:53,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 06:08:53,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 06:08:53,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 06:08:53,220 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@234bd41e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53, skipping insertion in model container [2019-09-17 06:08:53,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,231 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 06:08:53,290 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 06:08:53,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:08:53,724 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 06:08:53,828 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 06:08:53,870 INFO L192 MainTranslator]: Completed translation [2019-09-17 06:08:53,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53 WrapperNode [2019-09-17 06:08:53,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 06:08:53,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 06:08:53,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 06:08:53,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 06:08:53,883 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,883 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,932 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53" (1/1) ... [2019-09-17 06:08:53,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 06:08:53,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 06:08:53,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 06:08:53,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 06:08:53,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 06:08:53" (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 06:08:54,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 06:08:54,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 06:08:54,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:54,025 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 06:08:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 06:08:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 06:08:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 06:08:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 06:08:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 06:08:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 06:08:54,028 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 06:08:54,028 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 06:08:54,028 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:08:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:08:54,029 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 06:08:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:08:54,032 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 06:08:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 06:08:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 06:08:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 06:08:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 06:08:54,033 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-17 06:08:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 06:08:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-17 06:08:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 06:08:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 06:08:54,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 06:08:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 06:08:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 06:08:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 06:08:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 06:08:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 06:08:54,035 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 06:08:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 06:08:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-17 06:08:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 06:08:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 06:08:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 06:08:54,036 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 06:08:54,037 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 06:08:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 06:08:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 06:08:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 06:08:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 06:08:54,037 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 06:08:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 06:08:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 06:08:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 06:08:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 06:08:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 06:08:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 06:08:54,038 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 06:08:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 06:08:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 06:08:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 06:08:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 06:08:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 06:08:54,039 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 06:08:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 06:08:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 06:08:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 06:08:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-17 06:08:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 06:08:54,040 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 06:08:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 06:08:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-17 06:08:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 06:08:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 06:08:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 06:08:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 06:08:54,041 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 06:08:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-17 06:08:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-17 06:08:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 06:08:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-17 06:08:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 06:08:54,042 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-17 06:08:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 06:08:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 06:08:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 06:08:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 06:08:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 06:08:54,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 06:08:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 06:08:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 06:08:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 06:08:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 06:08:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 06:08:54,044 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 06:08:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 06:08:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 06:08:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 06:08:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 06:08:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 06:08:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 06:08:54,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 06:08:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 06:08:54,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 06:08:55,542 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 06:08:55,542 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 06:08:55,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:55 BoogieIcfgContainer [2019-09-17 06:08:55,544 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 06:08:55,545 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 06:08:55,545 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 06:08:55,545 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 06:08:55,547 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 06:08:55" (1/1) ... [2019-09-17 06:08:55,548 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 06:08:55,572 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 06:08:55,572 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 06:08:55,582 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 06:08:55,593 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 06:08:55,594 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 06:09:05,022 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 06:09:06,568 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 06:09:06,724 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:09:06,849 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:09:06,963 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-17 06:09:06,986 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-17 06:09:07,056 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-17 06:09:07,063 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-17 06:09:07,575 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:09:07,917 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 06:09:08,229 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:09:08,510 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:09:08,717 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:09:08,914 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-17 06:09:09,338 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:09:09,684 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-17 06:09:10,163 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-17 06:09:10,592 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 06:09:11,384 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-17 06:09:11,418 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-17 06:09:11,429 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-17 06:09:11,432 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-17 06:09:11,434 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 06:09:11,434 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 06:09:11,436 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1123#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-17 06:09:11,451 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 06:09:11,452 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 06:09:11,454 INFO L168 Benchmark]: Toolchain (without parser) took 18240.00 ms. Allocated memory was 140.5 MB in the beginning and 479.7 MB in the end (delta: 339.2 MB). Free memory was 86.4 MB in the beginning and 94.4 MB in the end (delta: -8.0 MB). Peak memory consumption was 331.2 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:11,463 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory is still 106.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 06:09:11,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 655.99 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 86.0 MB in the beginning and 163.2 MB in the end (delta: -77.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:11,469 INFO L168 Benchmark]: Boogie Preprocessor took 88.88 ms. Allocated memory is still 199.8 MB. Free memory was 163.2 MB in the beginning and 158.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:11,469 INFO L168 Benchmark]: RCFGBuilder took 1583.13 ms. Allocated memory was 199.8 MB in the beginning and 226.0 MB in the end (delta: 26.2 MB). Free memory was 158.8 MB in the beginning and 138.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:11,472 INFO L168 Benchmark]: Sifa took 15907.94 ms. Allocated memory was 226.0 MB in the beginning and 479.7 MB in the end (delta: 253.8 MB). Free memory was 138.4 MB in the beginning and 94.4 MB in the end (delta: 44.0 MB). Peak memory consumption was 297.8 MB. Max. memory is 7.1 GB. [2019-09-17 06:09:11,481 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory is still 106.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 655.99 ms. Allocated memory was 140.5 MB in the beginning and 199.8 MB in the end (delta: 59.2 MB). Free memory was 86.0 MB in the beginning and 163.2 MB in the end (delta: -77.2 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.88 ms. Allocated memory is still 199.8 MB. Free memory was 163.2 MB in the beginning and 158.8 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1583.13 ms. Allocated memory was 199.8 MB in the beginning and 226.0 MB in the end (delta: 26.2 MB). Free memory was 158.8 MB in the beginning and 138.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. * Sifa took 15907.94 ms. Allocated memory was 226.0 MB in the beginning and 479.7 MB in the end (delta: 253.8 MB). Free memory was 138.4 MB in the beginning and 94.4 MB in the end (delta: 44.0 MB). Peak memory consumption was 297.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 15865, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 514, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 360, TOOLS_POST_TIME[ms]: 11164, TOOLS_POST_CALL_APPLICATIONS: 134, TOOLS_POST_CALL_TIME[ms]: 202, TOOLS_POST_RETURN_APPLICATIONS: 125, TOOLS_POST_RETURN_TIME[ms]: 104, TOOLS_QUANTIFIERELIM_APPLICATIONS: 619, TOOLS_QUANTIFIERELIM_TIME[ms]: 11333, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11059, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 529, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 206, DOMAIN_JOIN_TIME[ms]: 3829, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 160, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 38, DOMAIN_ISBOTTOM_APPLICATIONS: 110, DOMAIN_ISBOTTOM_TIME[ms]: 168, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4014, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4013, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 125, CALL_SUMMARIZER_CACHE_MISSES: 32, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11596, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11595, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 1339, DAG_COMPRESSION_RETAINED_NODES: 359 - UnprovableResult [Line: 148]: 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 1123#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...