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_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:30:39,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:30:39,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:30:39,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:30:39,602 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:30:39,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:30:39,604 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:30:39,606 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:30:39,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:30:39,609 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:30:39,610 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:30:39,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:30:39,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:30:39,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:30:39,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:30:39,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:30:39,615 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:30:39,616 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:30:39,618 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:30:39,620 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:30:39,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:30:39,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:30:39,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:30:39,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:30:39,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:30:39,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:30:39,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:30:39,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:30:39,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:30:39,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:30:39,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:30:39,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:30:39,635 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:30:39,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:30:39,637 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:30:39,637 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:30:39,640 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:30:39,640 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:30:39,640 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:30:39,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:30:39,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:30:39,643 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 [2019-09-21 08:30:39,670 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:30:39,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:30:39,672 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:30:39,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:30:39,673 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:30:39,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:30:39,673 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:30:39,673 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:30:39,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:30:39,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:30:39,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:30:39,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:30:39,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:30:39,676 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:30:39,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:30:39,676 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:30:39,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:30:39,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:30:39,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:30:39,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:30:39,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:30:39,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:30:39,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:30:39,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:30:39,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:30:39,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:30:39,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:30:39,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:30:39,680 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 [2019-09-21 08:30:39,741 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:30:39,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:30:39,763 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:30:39,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:30:39,764 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:30:39,765 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2019-09-21 08:30:39,842 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb6b58231/7d8ae6bb217a43f3b17a17e090176bf5/FLAG05f07af8d [2019-09-21 08:30:40,381 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:30:40,384 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2019-09-21 08:30:40,401 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb6b58231/7d8ae6bb217a43f3b17a17e090176bf5/FLAG05f07af8d [2019-09-21 08:30:40,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb6b58231/7d8ae6bb217a43f3b17a17e090176bf5 [2019-09-21 08:30:40,651 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:30:40,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:30:40,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:40,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:30:40,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:30:40,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:40" (1/1) ... [2019-09-21 08:30:40,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cc444e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:40, skipping insertion in model container [2019-09-21 08:30:40,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:30:40" (1/1) ... [2019-09-21 08:30:40,670 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:30:40,721 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:30:41,158 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:41,175 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:30:41,292 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:30:41,328 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:30:41,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41 WrapperNode [2019-09-21 08:30:41,328 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:30:41,329 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:30:41,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:30:41,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:30:41,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41" (1/1) ... [2019-09-21 08:30:41,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41" (1/1) ... [2019-09-21 08:30:41,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41" (1/1) ... [2019-09-21 08:30:41,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41" (1/1) ... [2019-09-21 08:30:41,413 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41" (1/1) ... [2019-09-21 08:30:41,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41" (1/1) ... [2019-09-21 08:30:41,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41" (1/1) ... [2019-09-21 08:30:41,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:30:41,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:30:41,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:30:41,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:30:41,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:30:41" (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 [2019-09-21 08:30:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:30:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:30:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:30:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:30:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:30:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:30:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:30:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:30:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:30:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:30:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:30:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:30:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-21 08:30:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:30:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:30:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:30:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:30:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:30:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:30:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:30:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:30:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:30:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:30:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:30:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:30:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:30:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:30:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:30:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:30:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:30:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:30:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:30:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:30:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:30:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:30:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:30:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:30:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-21 08:30:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:30:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:30:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:30:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:30:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:30:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:30:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:30:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:30:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:30:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:30:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:30:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:30:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:30:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:30:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:30:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:30:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:30:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:30:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:30:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:30:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:30:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:30:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:30:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:30:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:30:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:30:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:30:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:30:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:30:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:30:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:30:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:30:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:30:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:30:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:30:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:30:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:30:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:30:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:30:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:30:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:30:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:30:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:30:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:30:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:30:43,085 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:30:43,086 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:30:43,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:43 BoogieIcfgContainer [2019-09-21 08:30:43,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:30:43,088 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:30:43,088 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:30:43,088 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:30:43,089 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:30:43" (1/1) ... [2019-09-21 08:30:43,090 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 [2019-09-21 08:30:43,116 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:30:43,120 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:30:43,132 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:30:43,142 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:30:43,144 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:30:52,353 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:30:54,078 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:30:54,251 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:54,428 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:54,547 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:30:54,569 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:30:54,625 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:30:54,632 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:30:55,207 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:30:55,520 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2019-09-21 08:30:55,896 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:30:56,151 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:30:56,358 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:30:56,535 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:30:56,947 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:30:57,337 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2019-09-21 08:30:57,822 WARN L191 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:30:58,003 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 501 [2019-09-21 08:30:58,476 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:30:58,744 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:30:58,982 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:30:59,175 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:30:59,354 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:30:59,555 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 529 [2019-09-21 08:30:59,902 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 542 DAG size of output: 542 [2019-09-21 08:31:00,148 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:31:00,496 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:31:01,235 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 537 [2019-09-21 08:31:01,444 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:31:01,670 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:31:02,304 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 531 DAG size of output: 52 [2019-09-21 08:31:02,557 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 512 [2019-09-21 08:31:02,767 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:31:03,020 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 512 [2019-09-21 08:31:03,196 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:31:03,406 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 526 [2019-09-21 08:31:03,516 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-21 08:31:03,691 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:31:03,806 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-21 08:31:03,921 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2019-09-21 08:31:04,355 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 510 [2019-09-21 08:31:05,098 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 527 DAG size of output: 526 [2019-09-21 08:31:05,426 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 543 [2019-09-21 08:31:05,588 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-21 08:31:06,118 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:31:06,157 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 3 for LOIs [2019-09-21 08:31:06,197 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-21 08:31:06,204 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 12 for LOIs [2019-09-21 08:31:06,207 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 24 for LOIs [2019-09-21 08:31:06,210 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:31:06,211 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:31:06,213 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1113#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:31:06,227 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:31:06,227 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:31:06,230 INFO L168 Benchmark]: Toolchain (without parser) took 25576.29 ms. Allocated memory was 138.4 MB in the beginning and 800.1 MB in the end (delta: 661.7 MB). Free memory was 85.4 MB in the beginning and 146.4 MB in the end (delta: -61.0 MB). Peak memory consumption was 600.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:06,235 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:31:06,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.40 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 85.2 MB in the beginning and 165.7 MB in the end (delta: -80.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:06,237 INFO L168 Benchmark]: Boogie Preprocessor took 108.76 ms. Allocated memory is still 199.2 MB. Free memory was 165.7 MB in the beginning and 161.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:06,238 INFO L168 Benchmark]: RCFGBuilder took 1649.38 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 161.9 MB in the beginning and 151.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 94.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:06,238 INFO L168 Benchmark]: Sifa took 23139.67 ms. Allocated memory was 220.7 MB in the beginning and 800.1 MB in the end (delta: 579.3 MB). Free memory was 151.5 MB in the beginning and 146.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 584.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:06,242 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.40 ms. Allocated memory was 138.4 MB in the beginning and 199.2 MB in the end (delta: 60.8 MB). Free memory was 85.2 MB in the beginning and 165.7 MB in the end (delta: -80.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.76 ms. Allocated memory is still 199.2 MB. Free memory was 165.7 MB in the beginning and 161.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1649.38 ms. Allocated memory was 199.2 MB in the beginning and 220.7 MB in the end (delta: 21.5 MB). Free memory was 161.9 MB in the beginning and 151.5 MB in the end (delta: 10.4 MB). Peak memory consumption was 94.9 MB. Max. memory is 7.1 GB. * Sifa took 23139.67 ms. Allocated memory was 220.7 MB in the beginning and 800.1 MB in the end (delta: 579.3 MB). Free memory was 151.5 MB in the beginning and 146.4 MB in the end (delta: 5.1 MB). Peak memory consumption was 584.4 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]: 23096, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 492, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 352, TOOLS_POST_TIME[ms]: 11206, TOOLS_POST_CALL_APPLICATIONS: 118, TOOLS_POST_CALL_TIME[ms]: 365, TOOLS_POST_RETURN_APPLICATIONS: 109, TOOLS_POST_RETURN_TIME[ms]: 174, TOOLS_QUANTIFIERELIM_APPLICATIONS: 579, TOOLS_QUANTIFIERELIM_TIME[ms]: 11552, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11033, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 510, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 218, DOMAIN_JOIN_TIME[ms]: 10506, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 221, DOMAIN_ISSUBSETEQ_APPLICATIONS: 18, DOMAIN_ISSUBSETEQ_TIME[ms]: 37, DOMAIN_ISBOTTOM_APPLICATIONS: 109, DOMAIN_ISBOTTOM_TIME[ms]: 369, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7596, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7595, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 18, CALL_SUMMARIZER_APPLICATIONS: 109, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11436, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11434, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 9, DAG_COMPRESSION_TIME[ms]: 51, DAG_COMPRESSION_PROCESSED_NODES: 1569, DAG_COMPRESSION_RETAINED_NODES: 315 - UnprovableResult [Line: 275]: 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 1113#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...