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_product62.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:50:51,619 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:50:51,622 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:50:51,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:50:51,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:50:51,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:50:51,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:50:51,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:50:51,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:50:51,641 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:50:51,642 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:50:51,644 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:50:51,644 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:50:51,645 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:50:51,646 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:50:51,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:50:51,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:50:51,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:50:51,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:50:51,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:50:51,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:50:51,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:50:51,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:50:51,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:50:51,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:50:51,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:50:51,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:50:51,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:50:51,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:50:51,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:50:51,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:50:51,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:50:51,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:50:51,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:50:51,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:50:51,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:50:51,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:50:51,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:50:51,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:50:51,669 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:50:51,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:50:51,673 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 [2019-09-20 15:50:51,698 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:50:51,698 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:50:51,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:50:51,701 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:50:51,701 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:50:51,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:50:51,701 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:50:51,701 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:50:51,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:50:51,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:50:51,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:50:51,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:50:51,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:50:51,704 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:50:51,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:50:51,704 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:50:51,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:50:51,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:50:51,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:50:51,705 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:50:51,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:50:51,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:50:51,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:50:51,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:50:51,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:50:51,707 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:50:51,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:50:51,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:50:51,707 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 [2019-09-20 15:50:51,760 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:50:51,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:50:51,777 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:50:51,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:50:51,779 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:50:51,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product62.cil.c [2019-09-20 15:50:51,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5deef1d3b/c66388afe9ad47c8ab066e1176683d35/FLAG09106c475 [2019-09-20 15:50:52,429 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:50:52,430 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product62.cil.c [2019-09-20 15:50:52,454 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5deef1d3b/c66388afe9ad47c8ab066e1176683d35/FLAG09106c475 [2019-09-20 15:50:52,673 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5deef1d3b/c66388afe9ad47c8ab066e1176683d35 [2019-09-20 15:50:52,683 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:50:52,685 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:50:52,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:52,686 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:50:52,689 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:50:52,690 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:52" (1/1) ... [2019-09-20 15:50:52,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3143413b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:52, skipping insertion in model container [2019-09-20 15:50:52,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:50:52" (1/1) ... [2019-09-20 15:50:52,701 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:50:52,759 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:50:53,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:53,192 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:50:53,286 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:50:53,330 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:50:53,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53 WrapperNode [2019-09-20 15:50:53,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:50:53,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:50:53,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:50:53,331 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:50:53,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53" (1/1) ... [2019-09-20 15:50:53,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:50:53,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:50:53,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:50:53,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:50:53,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:50:53" (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 [2019-09-20 15:50:53,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:53,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:50:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:50:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:50:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:50:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:50:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:50:53,479 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:50:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:50:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:50:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:50:53,480 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:50:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:50:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:50:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:50:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:50:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:50:53,481 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:50:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:50:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:50:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:50:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:50:53,482 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:50:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:50:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:50:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:50:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:50:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:50:53,483 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:50:53,484 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:50:53,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:50:53,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:50:53,484 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:50:53,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:50:53,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:50:53,485 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:50:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:50:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:50:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:50:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:50:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:50:53,485 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:50:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:50:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:50:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:50:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:50:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:50:53,486 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:50:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:50:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:50:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:50:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:50:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:50:53,487 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:50:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:50:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:50:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:50:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:50:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:50:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:50:53,488 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:50:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:50:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:50:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:50:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:50:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:50:53,489 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:50:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:50:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:50:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:50:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:50:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:50:53,490 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:50:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:50:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:50:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:50:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:50:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:50:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:50:53,491 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:50:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:50:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:50:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:50:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:50:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:50:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:50:53,492 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:50:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:50:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:50:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:50:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:50:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:50:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:50:53,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:50:55,133 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:50:55,133 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:50:55,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:55 BoogieIcfgContainer [2019-09-20 15:50:55,135 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:50:55,135 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:50:55,136 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:50:55,136 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:50:55,137 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:50:55" (1/1) ... [2019-09-20 15:50:55,138 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 [2019-09-20 15:50:55,165 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:50:55,165 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:50:55,177 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:50:55,187 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:50:55,189 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:51:05,249 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:51:06,900 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:51:07,080 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:51:07,232 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:51:07,365 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:51:07,391 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:51:07,448 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:51:07,465 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:51:07,656 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:51:07,768 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2019-09-20 15:51:08,197 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:08,467 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:08,724 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:08,911 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2019-09-20 15:51:09,331 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:09,724 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:10,508 WARN L191 SmtUtils]: Spent 724.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:51:11,122 WARN L191 SmtUtils]: Spent 612.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:51:12,097 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:51:12,572 WARN L191 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:51:13,115 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:51:13,577 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:51:14,328 WARN L191 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 521 [2019-09-20 15:51:14,737 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:51:15,380 WARN L191 SmtUtils]: Spent 629.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:51:16,015 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:51:16,574 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 550 DAG size of output: 544 [2019-09-20 15:51:17,082 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 544 DAG size of output: 544 [2019-09-20 15:51:17,871 WARN L191 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 554 [2019-09-20 15:51:18,596 WARN L191 SmtUtils]: Spent 600.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:18,979 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-20 15:51:19,596 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:51:20,171 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification that was a NOOP. DAG size: 538 [2019-09-20 15:51:20,550 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 524 DAG size of output: 524 [2019-09-20 15:51:20,842 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-20 15:51:21,314 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:51:21,732 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:51:22,037 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 529 DAG size of output: 521 [2019-09-20 15:51:22,258 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-20 15:51:22,798 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:51:23,301 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-09-20 15:51:23,826 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 548 DAG size of output: 546 [2019-09-20 15:51:24,354 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 546 DAG size of output: 546 [2019-09-20 15:51:25,061 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 554 [2019-09-20 15:51:25,102 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:51:25,130 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:51:25,142 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-20 15:51:25,146 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:51:25,147 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:51:25,147 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:51:25,149 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 552#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-20 15:51:25,161 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:51:25,161 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:51:25,163 INFO L168 Benchmark]: Toolchain (without parser) took 32478.17 ms. Allocated memory was 141.0 MB in the beginning and 946.9 MB in the end (delta: 805.8 MB). Free memory was 88.0 MB in the beginning and 831.6 MB in the end (delta: -743.6 MB). Peak memory consumption was 62.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,164 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 644.75 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 87.8 MB in the beginning and 165.8 MB in the end (delta: -78.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,166 INFO L168 Benchmark]: Boogie Preprocessor took 89.49 ms. Allocated memory is still 201.3 MB. Free memory was 165.8 MB in the beginning and 161.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,167 INFO L168 Benchmark]: RCFGBuilder took 1714.23 ms. Allocated memory was 201.3 MB in the beginning and 227.5 MB in the end (delta: 26.2 MB). Free memory was 161.0 MB in the beginning and 136.5 MB in the end (delta: 24.5 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,168 INFO L168 Benchmark]: Sifa took 30026.02 ms. Allocated memory was 227.5 MB in the beginning and 946.9 MB in the end (delta: 719.3 MB). Free memory was 136.5 MB in the beginning and 831.6 MB in the end (delta: -695.1 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:51:25,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 141.0 MB. Free memory was 107.2 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 644.75 ms. Allocated memory was 141.0 MB in the beginning and 201.3 MB in the end (delta: 60.3 MB). Free memory was 87.8 MB in the beginning and 165.8 MB in the end (delta: -78.0 MB). Peak memory consumption was 22.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.49 ms. Allocated memory is still 201.3 MB. Free memory was 165.8 MB in the beginning and 161.0 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1714.23 ms. Allocated memory was 201.3 MB in the beginning and 227.5 MB in the end (delta: 26.2 MB). Free memory was 161.0 MB in the beginning and 136.5 MB in the end (delta: 24.5 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. * Sifa took 30026.02 ms. Allocated memory was 227.5 MB in the beginning and 946.9 MB in the end (delta: 719.3 MB). Free memory was 136.5 MB in the beginning and 831.6 MB in the end (delta: -695.1 MB). Peak memory consumption was 24.2 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]: 29985, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 275, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 182, TOOLS_POST_TIME[ms]: 11992, TOOLS_POST_CALL_APPLICATIONS: 81, TOOLS_POST_CALL_TIME[ms]: 295, TOOLS_POST_RETURN_APPLICATIONS: 72, TOOLS_POST_RETURN_TIME[ms]: 177, TOOLS_QUANTIFIERELIM_APPLICATIONS: 335, TOOLS_QUANTIFIERELIM_TIME[ms]: 12322, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11819, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 282, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 89, DOMAIN_JOIN_TIME[ms]: 15604, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1465, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 46, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 240, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11778, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11778, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 72, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12318, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12317, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 429, DAG_COMPRESSION_RETAINED_NODES: 244 - UnprovableResult [Line: 516]: 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 552#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...