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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product42.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:22:46,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:22:46,617 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:22:46,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:22:46,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:22:46,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:22:46,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:22:46,633 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:22:46,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:22:46,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:22:46,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:22:46,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:22:46,638 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:22:46,639 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:22:46,640 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:22:46,641 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:22:46,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:22:46,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:22:46,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:22:46,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:22:46,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:22:46,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:22:46,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:22:46,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:22:46,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:22:46,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:22:46,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:22:46,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:22:46,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:22:46,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:22:46,666 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:22:46,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:22:46,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:22:46,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:22:46,669 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:22:46,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:22:46,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:22:46,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:22:46,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:22:46,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:22:46,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:22:46,678 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 17:22:46,706 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:22:46,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:22:46,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:22:46,709 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:22:46,709 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:22:46,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:22:46,710 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:22:46,710 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:22:46,711 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:22:46,711 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:22:46,712 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:22:46,712 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:22:46,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:22:46,713 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:22:46,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:22:46,713 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:22:46,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:22:46,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:22:46,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:22:46,714 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:22:46,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:22:46,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:22:46,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:22:46,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:22:46,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:22:46,716 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:22:46,716 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:22:46,716 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:22:46,717 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:22:46,779 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:22:46,791 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:22:46,795 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:22:46,797 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:22:46,797 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:22:46,798 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product42.cil.c [2019-09-19 17:22:46,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0af1cba5f/bea4d985ccee4a518e1fd121aa7dd314/FLAG9cde9807e [2019-09-19 17:22:47,353 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:22:47,354 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product42.cil.c [2019-09-19 17:22:47,369 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0af1cba5f/bea4d985ccee4a518e1fd121aa7dd314/FLAG9cde9807e [2019-09-19 17:22:47,698 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0af1cba5f/bea4d985ccee4a518e1fd121aa7dd314 [2019-09-19 17:22:47,708 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:22:47,710 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:22:47,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:22:47,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:22:47,715 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:22:47,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:22:47" (1/1) ... [2019-09-19 17:22:47,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c8d1e52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:47, skipping insertion in model container [2019-09-19 17:22:47,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:22:47" (1/1) ... [2019-09-19 17:22:47,725 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:22:47,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:22:48,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:22:48,240 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:22:48,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:22:48,393 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:22:48,393 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48 WrapperNode [2019-09-19 17:22:48,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:22:48,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:22:48,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:22:48,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:22:48,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48" (1/1) ... [2019-09-19 17:22:48,409 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48" (1/1) ... [2019-09-19 17:22:48,429 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48" (1/1) ... [2019-09-19 17:22:48,429 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48" (1/1) ... [2019-09-19 17:22:48,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48" (1/1) ... [2019-09-19 17:22:48,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48" (1/1) ... [2019-09-19 17:22:48,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48" (1/1) ... [2019-09-19 17:22:48,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:22:48,509 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:22:48,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:22:48,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:22:48,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:22:48" (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 17:22:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:22:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:22:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 17:22:48,592 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 17:22:48,593 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 17:22:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 17:22:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 17:22:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:22:48,594 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 17:22:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 17:22:48,595 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 17:22:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 17:22:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-19 17:22:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 17:22:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 17:22:48,596 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 17:22:48,598 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 17:22:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 17:22:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 17:22:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 17:22:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 17:22:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 17:22:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 17:22:48,599 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 17:22:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 17:22:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 17:22:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 17:22:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 17:22:48,600 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 17:22:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 17:22:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 17:22:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 17:22:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 17:22:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 17:22:48,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 17:22:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 17:22:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 17:22:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 17:22:48,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-19 17:22:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:22:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:22:48,602 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 17:22:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 17:22:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 17:22:48,603 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 17:22:48,604 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 17:22:48,605 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 17:22:48,605 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 17:22:48,605 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 17:22:48,605 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 17:22:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 17:22:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 17:22:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 17:22:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 17:22:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:22:48,606 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 17:22:48,607 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-19 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 17:22:48,608 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-19 17:22:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 17:22:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:22:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 17:22:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 17:22:48,609 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 17:22:48,610 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 17:22:48,610 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:22:48,610 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:22:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 17:22:48,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:22:48,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:22:48,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:22:48,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:22:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 17:22:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:22:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 17:22:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 17:22:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:22:48,613 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 17:22:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 17:22:48,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 17:22:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:22:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:22:48,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:22:50,123 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:22:50,123 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 17:22:50,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:22:50 BoogieIcfgContainer [2019-09-19 17:22:50,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:22:50,125 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:22:50,125 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:22:50,126 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:22:50,127 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:22:50" (1/1) ... [2019-09-19 17:22:50,127 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:22:50,150 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:22:50,150 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:22:50,159 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:22:50,168 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:22:50,169 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:23:13,417 WARN L191 SmtUtils]: Spent 13.64 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 17:23:14,928 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 17:23:18,992 WARN L191 SmtUtils]: Spent 4.06 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 17:23:20,856 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:23:22,724 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:23:22,761 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 13 for LOIs [2019-09-19 17:23:22,793 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 13 for LOIs [2019-09-19 17:23:22,800 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 13 for LOIs [2019-09-19 17:23:23,380 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-19 17:23:23,429 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 17:23:23,449 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-19 17:23:23,463 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 17:23:23,465 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:23:23,466 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:23:23,468 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 608#true [2019-09-19 17:23:23,480 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:23:23,481 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:23:23,483 INFO L168 Benchmark]: Toolchain (without parser) took 35772.95 ms. Allocated memory was 134.2 MB in the beginning and 444.1 MB in the end (delta: 309.9 MB). Free memory was 87.9 MB in the beginning and 301.5 MB in the end (delta: -213.5 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:23,484 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:23:23,485 INFO L168 Benchmark]: CACSL2BoogieTranslator took 683.10 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 87.7 MB in the beginning and 167.0 MB in the end (delta: -79.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:23,486 INFO L168 Benchmark]: Boogie Preprocessor took 114.56 ms. Allocated memory is still 201.9 MB. Free memory was 167.0 MB in the beginning and 162.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:23,487 INFO L168 Benchmark]: RCFGBuilder took 1615.65 ms. Allocated memory was 201.9 MB in the beginning and 228.1 MB in the end (delta: 26.2 MB). Free memory was 162.8 MB in the beginning and 148.4 MB in the end (delta: 14.4 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:23,488 INFO L168 Benchmark]: Sifa took 33355.62 ms. Allocated memory was 228.1 MB in the beginning and 444.1 MB in the end (delta: 216.0 MB). Free memory was 148.4 MB in the beginning and 301.5 MB in the end (delta: -153.1 MB). Peak memory consumption was 62.9 MB. Max. memory is 7.1 GB. [2019-09-19 17:23:23,493 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 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 683.10 ms. Allocated memory was 134.2 MB in the beginning and 201.9 MB in the end (delta: 67.6 MB). Free memory was 87.7 MB in the beginning and 167.0 MB in the end (delta: -79.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.56 ms. Allocated memory is still 201.9 MB. Free memory was 167.0 MB in the beginning and 162.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1615.65 ms. Allocated memory was 201.9 MB in the beginning and 228.1 MB in the end (delta: 26.2 MB). Free memory was 162.8 MB in the beginning and 148.4 MB in the end (delta: 14.4 MB). Peak memory consumption was 88.2 MB. Max. memory is 7.1 GB. * Sifa took 33355.62 ms. Allocated memory was 228.1 MB in the beginning and 444.1 MB in the end (delta: 216.0 MB). Free memory was 148.4 MB in the beginning and 301.5 MB in the end (delta: -153.1 MB). Peak memory consumption was 62.9 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]: 33318, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 209, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 138, TOOLS_POST_TIME[ms]: 28781, TOOLS_POST_CALL_APPLICATIONS: 60, TOOLS_POST_CALL_TIME[ms]: 48, TOOLS_POST_RETURN_APPLICATIONS: 51, TOOLS_POST_RETURN_TIME[ms]: 33, TOOLS_QUANTIFIERELIM_APPLICATIONS: 249, TOOLS_QUANTIFIERELIM_TIME[ms]: 28813, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28753, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 212, FLUID_YES_ANSWERS: 212, DOMAIN_JOIN_APPLICATIONS: 65, DOMAIN_JOIN_TIME[ms]: 4076, DOMAIN_ALPHA_APPLICATIONS: 212, DOMAIN_ALPHA_TIME[ms]: 231, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 36, DOMAIN_ISBOTTOM_TIME[ms]: 24, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 397, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 397, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 51, CALL_SUMMARIZER_CACHE_MISSES: 25, CALL_SUMMARIZER_OVERALL_TIME[ms]: 32849, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 32849, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 417, DAG_COMPRESSION_RETAINED_NODES: 215 - UnprovableResult [Line: 497]: 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 608#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...