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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:42:55,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:42:55,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:42:55,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:42:55,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:42:55,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:42:55,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:42:55,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:42:55,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:42:55,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:42:55,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:42:55,328 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:42:55,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:42:55,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:42:55,334 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:42:55,336 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:42:55,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:42:55,337 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:42:55,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:42:55,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:42:55,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:42:55,342 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:42:55,343 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:42:55,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:42:55,346 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:42:55,346 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:42:55,347 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:42:55,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:42:55,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:42:55,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:42:55,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:42:55,349 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:42:55,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:42:55,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:42:55,353 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:42:55,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:42:55,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:42:55,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:42:55,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:42:55,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:42:55,357 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:42:55,358 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 [2019-09-19 23:42:55,377 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:42:55,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:42:55,378 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:42:55,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:42:55,379 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:42:55,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:42:55,379 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:42:55,379 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:42:55,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:42:55,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:42:55,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:42:55,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:42:55,380 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:42:55,381 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:42:55,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:42:55,381 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:42:55,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:42:55,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:42:55,382 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:42:55,382 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:42:55,382 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:42:55,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:42:55,383 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:42:55,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:42:55,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:42:55,383 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:42:55,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:42:55,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:42:55,384 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:42:55,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:42:55,438 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:42:55,442 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:42:55,444 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:42:55,444 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:42:55,445 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2019-09-19 23:42:55,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60ae5fd59/9ee8d798f06f498a9b17b382cdb3cd6f/FLAG59446256d [2019-09-19 23:42:56,030 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:42:56,030 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2019-09-19 23:42:56,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60ae5fd59/9ee8d798f06f498a9b17b382cdb3cd6f/FLAG59446256d [2019-09-19 23:42:56,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/60ae5fd59/9ee8d798f06f498a9b17b382cdb3cd6f [2019-09-19 23:42:56,350 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:42:56,351 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:42:56,352 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:42:56,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:42:56,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:42:56,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:42:56" (1/1) ... [2019-09-19 23:42:56,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1830eaf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:56, skipping insertion in model container [2019-09-19 23:42:56,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:42:56" (1/1) ... [2019-09-19 23:42:56,366 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:42:56,423 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:42:56,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:42:56,884 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:42:56,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:42:57,025 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:42:57,025 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57 WrapperNode [2019-09-19 23:42:57,025 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:42:57,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:42:57,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:42:57,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:42:57,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57" (1/1) ... [2019-09-19 23:42:57,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57" (1/1) ... [2019-09-19 23:42:57,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57" (1/1) ... [2019-09-19 23:42:57,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57" (1/1) ... [2019-09-19 23:42:57,087 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57" (1/1) ... [2019-09-19 23:42:57,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57" (1/1) ... [2019-09-19 23:42:57,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57" (1/1) ... [2019-09-19 23:42:57,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:42:57,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:42:57,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:42:57,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:42:57,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:42:57" (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 [2019-09-19 23:42:57,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:42:57,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:42:57,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:42:57,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:42:57,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:42:57,169 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:42:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:42:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:42:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:42:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:42:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:42:57,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 23:42:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:42:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:42:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:42:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:42:57,171 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:42:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:42:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:42:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:42:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:42:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:42:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:42:57,172 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:42:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:42:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:42:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:42:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 23:42:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:42:57,173 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:42:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:42:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:42:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:42:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:42:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:42:57,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:42:57,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:42:57,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:42:57,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:42:57,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:42:57,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:42:57,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:42:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:42:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:42:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:42:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:42:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:42:57,176 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:42:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:42:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:42:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:42:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 23:42:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:42:57,177 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:42:57,178 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:42:57,178 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:42:57,178 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:42:57,178 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:42:57,178 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:42:57,178 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:42:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:42:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:42:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:42:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:42:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:42:57,179 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:42:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:42:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 23:42:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:42:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:42:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:42:57,180 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:42:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 23:42:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:42:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:42:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:42:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:42:57,181 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:42:57,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:42:57,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:42:57,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:42:57,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:42:57,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:42:57,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:42:57,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:42:57,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:42:57,183 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:42:57,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:42:57,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:42:57,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:42:57,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:42:57,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:42:57,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:42:57,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:42:58,744 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:42:58,744 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:42:58,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:42:58 BoogieIcfgContainer [2019-09-19 23:42:58,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:42:58,746 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:42:58,746 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:42:58,747 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:42:58,748 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:42:58" (1/1) ... [2019-09-19 23:42:58,748 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:42:58,773 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:42:58,774 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:42:58,785 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:42:58,797 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:42:58,798 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:43:22,184 WARN L191 SmtUtils]: Spent 14.02 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:43:23,766 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:43:27,514 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 23:43:29,237 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:43:30,959 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 23:43:30,974 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 428 for LOIs [2019-09-19 23:43:31,035 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 428 for LOIs [2019-09-19 23:43:31,042 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 428 for LOIs [2019-09-19 23:43:42,260 WARN L191 SmtUtils]: Spent 11.07 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-19 23:43:47,639 WARN L191 SmtUtils]: Spent 5.38 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:43:58,506 WARN L191 SmtUtils]: Spent 10.87 s on a formula simplification. DAG size of input: 445 DAG size of output: 444 [2019-09-19 23:44:03,856 WARN L191 SmtUtils]: Spent 5.35 s on a formula simplification that was a NOOP. DAG size: 444 [2019-09-19 23:44:21,436 WARN L191 SmtUtils]: Spent 17.54 s on a formula simplification. DAG size of input: 455 DAG size of output: 455 [2019-09-19 23:44:30,228 WARN L191 SmtUtils]: Spent 8.79 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-19 23:44:41,933 WARN L191 SmtUtils]: Spent 11.08 s on a formula simplification. DAG size of input: 475 DAG size of output: 469 [2019-09-19 23:44:47,308 WARN L191 SmtUtils]: Spent 5.37 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:44:54,444 WARN L191 SmtUtils]: Spent 7.12 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 23:45:01,509 WARN L191 SmtUtils]: Spent 7.06 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-19 23:45:19,411 WARN L191 SmtUtils]: Spent 17.79 s on a formula simplification. DAG size of input: 478 DAG size of output: 475 [2019-09-19 23:45:28,286 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-19 23:45:46,166 WARN L191 SmtUtils]: Spent 17.88 s on a formula simplification. DAG size of input: 478 DAG size of output: 475 [2019-09-19 23:45:55,083 WARN L191 SmtUtils]: Spent 8.92 s on a formula simplification that was a NOOP. DAG size: 475 [2019-09-19 23:46:36,653 WARN L191 SmtUtils]: Spent 41.54 s on a formula simplification. DAG size of input: 491 DAG size of output: 484 [2019-09-19 23:46:49,145 WARN L191 SmtUtils]: Spent 12.49 s on a formula simplification that was a NOOP. DAG size: 483 [2019-09-19 23:47:00,648 WARN L191 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 475 DAG size of output: 465 [2019-09-19 23:47:06,292 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:47:20,470 WARN L191 SmtUtils]: Spent 14.16 s on a formula simplification. DAG size of input: 481 DAG size of output: 469 [2019-09-19 23:47:27,626 WARN L191 SmtUtils]: Spent 7.15 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:47:45,805 WARN L191 SmtUtils]: Spent 18.07 s on a formula simplification. DAG size of input: 477 DAG size of output: 476 [2019-09-19 23:47:54,843 WARN L191 SmtUtils]: Spent 9.04 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-19 23:48:12,858 WARN L191 SmtUtils]: Spent 18.01 s on a formula simplification. DAG size of input: 477 DAG size of output: 476 [2019-09-19 23:48:21,865 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-19 23:49:06,456 WARN L191 SmtUtils]: Spent 44.57 s on a formula simplification. DAG size of input: 495 DAG size of output: 485 [2019-09-19 23:49:18,955 WARN L191 SmtUtils]: Spent 12.50 s on a formula simplification that was a NOOP. DAG size: 484 [2019-09-19 23:49:30,773 WARN L191 SmtUtils]: Spent 11.75 s on a formula simplification. DAG size of input: 479 DAG size of output: 465 [2019-09-19 23:49:36,533 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:49:38,074 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification. DAG size of input: 472 DAG size of output: 1 [2019-09-19 23:50:08,658 WARN L191 SmtUtils]: Spent 30.43 s on a formula simplification. DAG size of input: 473 DAG size of output: 465 [2019-09-19 23:50:17,562 WARN L191 SmtUtils]: Spent 8.90 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:50:47,740 WARN L191 SmtUtils]: Spent 30.18 s on a formula simplification. DAG size of input: 473 DAG size of output: 465 [2019-09-19 23:50:56,613 WARN L191 SmtUtils]: Spent 8.87 s on a formula simplification that was a NOOP. DAG size: 465 [2019-09-19 23:51:24,739 WARN L191 SmtUtils]: Spent 28.06 s on a formula simplification. DAG size of input: 486 DAG size of output: 485 [2019-09-19 23:51:52,877 WARN L191 SmtUtils]: Spent 28.13 s on a formula simplification. DAG size of input: 486 DAG size of output: 485 [2019-09-19 23:51:52,918 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-19 23:51:52,920 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 23:51:53,044 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-19 23:51:53,047 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 15 for LOIs [2019-09-19 23:51:53,076 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:51:53,077 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:51:53,079 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 351#(and (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2019-09-19 23:51:53,090 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:51:53,090 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:51:53,094 INFO L168 Benchmark]: Toolchain (without parser) took 536740.88 ms. Allocated memory was 133.2 MB in the beginning and 152.0 MB in the end (delta: 18.9 MB). Free memory was 88.3 MB in the beginning and 67.4 MB in the end (delta: 20.9 MB). Peak memory consumption was 39.8 MB. Max. memory is 7.1 GB. [2019-09-19 23:51:53,095 INFO L168 Benchmark]: CDTParser took 1.33 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 23:51:53,096 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.28 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 164.7 MB in the end (delta: -76.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-19 23:51:53,097 INFO L168 Benchmark]: Boogie Preprocessor took 81.50 ms. Allocated memory is still 200.3 MB. Free memory was 164.7 MB in the beginning and 158.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. [2019-09-19 23:51:53,098 INFO L168 Benchmark]: RCFGBuilder took 1637.89 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 158.3 MB in the beginning and 140.7 MB in the end (delta: 17.6 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. [2019-09-19 23:51:53,099 INFO L168 Benchmark]: Sifa took 534344.14 ms. Allocated memory was 225.4 MB in the beginning and 152.0 MB in the end (delta: -73.4 MB). Free memory was 140.7 MB in the beginning and 67.4 MB in the end (delta: 73.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:51:53,103 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33 ms. Allocated memory is still 133.2 MB. Free memory was 107.6 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.28 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 88.1 MB in the beginning and 164.7 MB in the end (delta: -76.6 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.50 ms. Allocated memory is still 200.3 MB. Free memory was 164.7 MB in the beginning and 158.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1637.89 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 158.3 MB in the beginning and 140.7 MB in the end (delta: 17.6 MB). Peak memory consumption was 86.4 MB. Max. memory is 7.1 GB. * Sifa took 534344.14 ms. Allocated memory was 225.4 MB in the beginning and 152.0 MB in the end (delta: -73.4 MB). Free memory was 140.7 MB in the beginning and 67.4 MB in the end (delta: 73.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 534306, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 177, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 116, TOOLS_POST_TIME[ms]: 28800, TOOLS_POST_CALL_APPLICATIONS: 52, TOOLS_POST_CALL_TIME[ms]: 305, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 127, TOOLS_QUANTIFIERELIM_APPLICATIONS: 212, TOOLS_QUANTIFIERELIM_TIME[ms]: 29131, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28650, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 180, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 60, DOMAIN_JOIN_TIME[ms]: 468982, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 35501, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 40, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME[ms]: 406, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 365459, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 365458, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32772, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32772, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 369, DAG_COMPRESSION_RETAINED_NODES: 186 - UnprovableResult [Line: 44]: 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 351#(and (<= ~pumpRunning~0 2147483647) (<= 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...