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 NONE -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:10:48,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:10:48,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:10:48,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:10:48,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:10:48,628 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:10:48,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:10:48,644 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:10:48,646 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:10:48,647 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:10:48,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:10:48,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:10:48,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:10:48,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:10:48,657 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:10:48,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:10:48,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:10:48,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:10:48,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:10:48,668 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:10:48,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:10:48,676 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:10:48,678 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:10:48,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:10:48,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:10:48,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:10:48,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:10:48,687 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:10:48,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:10:48,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:10:48,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:10:48,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:10:48,692 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:10:48,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:10:48,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:10:48,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:10:48,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:10:48,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:10:48,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:10:48,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:10:48,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:10:48,699 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 15:10:48,723 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:10:48,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:10:48,728 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:10:48,728 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:10:48,729 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:10:48,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:10:48,729 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:10:48,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:10:48,729 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:10:48,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:10:48,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:10:48,731 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:10:48,731 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:10:48,732 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:10:48,732 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:10:48,732 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:10:48,732 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:10:48,733 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:10:48,733 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:10:48,733 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:10:48,733 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:10:48,733 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:10:48,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:10:48,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:10:48,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:10:48,734 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:10:48,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:10:48,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:10:48,735 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 -> NONE [2019-09-20 15:10:48,791 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:10:48,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:10:48,816 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:10:48,818 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:10:48,819 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:10:48,819 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2019-09-20 15:10:48,880 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c091488f/2758dea6d9554d6d9fabf5da8db8e20a/FLAG79048a495 [2019-09-20 15:10:49,362 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:10:49,364 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2019-09-20 15:10:49,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c091488f/2758dea6d9554d6d9fabf5da8db8e20a/FLAG79048a495 [2019-09-20 15:10:49,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3c091488f/2758dea6d9554d6d9fabf5da8db8e20a [2019-09-20 15:10:49,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:10:49,670 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:10:49,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:10:49,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:10:49,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:10:49,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:10:49" (1/1) ... [2019-09-20 15:10:49,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b5e55f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:49, skipping insertion in model container [2019-09-20 15:10:49,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:10:49" (1/1) ... [2019-09-20 15:10:49,686 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:10:49,741 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:10:50,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:10:50,281 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:10:50,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:10:50,458 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:10:50,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50 WrapperNode [2019-09-20 15:10:50,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:10:50,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:10:50,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:10:50,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:10:50,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50" (1/1) ... [2019-09-20 15:10:50,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50" (1/1) ... [2019-09-20 15:10:50,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50" (1/1) ... [2019-09-20 15:10:50,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50" (1/1) ... [2019-09-20 15:10:50,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50" (1/1) ... [2019-09-20 15:10:50,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50" (1/1) ... [2019-09-20 15:10:50,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50" (1/1) ... [2019-09-20 15:10:50,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:10:50,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:10:50,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:10:50,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:10:50,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:50" (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 15:10:50,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:10:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:10:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:10:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:10:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:10:50,602 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:10:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:10:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:10:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:10:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:10:50,603 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:10:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:10:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:10:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:10:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:10:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:10:50,604 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:10:50,605 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:10:50,605 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:10:50,605 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:10:50,605 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:10:50,605 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:10:50,605 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:10:50,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:10:50,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:10:50,606 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:10:50,606 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:10:50,606 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:10:50,606 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:10:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:10:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:10:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:10:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:10:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:10:50,607 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:10:50,608 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:10:50,608 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:10:50,608 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:10:50,608 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:10:50,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:10:50,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:10:50,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:10:50,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:10:50,609 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:10:50,610 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:10:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:10:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:10:50,610 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:10:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:10:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:10:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:10:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:10:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:10:50,611 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:10:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:10:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:10:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:10:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:10:50,612 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:10:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:10:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:10:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:10:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:10:50,613 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:10:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 15:10:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:10:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:10:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:10:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:10:50,614 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:10:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:10:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:10:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:10:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:10:50,615 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:10:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:10:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:10:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:10:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:10:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 15:10:50,616 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:10:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:10:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:10:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:10:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:10:50,617 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:10:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:10:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:10:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:10:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:10:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:10:50,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:10:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:10:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:10:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:10:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:10:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:10:50,619 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:10:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:10:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:10:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:10:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:10:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:10:50,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:10:52,162 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:10:52,163 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:10:52,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:10:52 BoogieIcfgContainer [2019-09-20 15:10:52,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:10:52,165 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:10:52,165 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:10:52,165 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:10:52,166 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:10:52" (1/1) ... [2019-09-20 15:10:52,167 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=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:10:52,189 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:10:52,189 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:10:52,198 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:10:52,206 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:10:52,208 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:11:03,972 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:11:03,998 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:11:04,039 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:11:04,054 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:11:05,839 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:11:05,858 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:11:05,865 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-20 15:11:05,869 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:11:05,870 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:11:05,870 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:11:05,872 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1680#(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 15:11:05,889 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:11:05,889 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:11:05,891 INFO L168 Benchmark]: Toolchain (without parser) took 16220.45 ms. Allocated memory was 138.9 MB in the beginning and 329.3 MB in the end (delta: 190.3 MB). Free memory was 85.1 MB in the beginning and 117.9 MB in the end (delta: -32.8 MB). Peak memory consumption was 157.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:05,892 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:11:05,894 INFO L168 Benchmark]: CACSL2BoogieTranslator took 787.59 ms. Allocated memory was 138.9 MB in the beginning and 197.7 MB in the end (delta: 58.7 MB). Free memory was 84.9 MB in the beginning and 161.5 MB in the end (delta: -76.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:05,896 INFO L168 Benchmark]: Boogie Preprocessor took 84.19 ms. Allocated memory is still 197.7 MB. Free memory was 161.5 MB in the beginning and 157.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:05,905 INFO L168 Benchmark]: RCFGBuilder took 1620.33 ms. Allocated memory was 197.7 MB in the beginning and 220.7 MB in the end (delta: 23.1 MB). Free memory was 157.0 MB in the beginning and 134.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:05,906 INFO L168 Benchmark]: Sifa took 13724.61 ms. Allocated memory was 220.7 MB in the beginning and 329.3 MB in the end (delta: 108.5 MB). Free memory was 134.6 MB in the beginning and 117.9 MB in the end (delta: 16.7 MB). Peak memory consumption was 125.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:05,920 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 787.59 ms. Allocated memory was 138.9 MB in the beginning and 197.7 MB in the end (delta: 58.7 MB). Free memory was 84.9 MB in the beginning and 161.5 MB in the end (delta: -76.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.19 ms. Allocated memory is still 197.7 MB. Free memory was 161.5 MB in the beginning and 157.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1620.33 ms. Allocated memory was 197.7 MB in the beginning and 220.7 MB in the end (delta: 23.1 MB). Free memory was 157.0 MB in the beginning and 134.6 MB in the end (delta: 22.4 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. * Sifa took 13724.61 ms. Allocated memory was 220.7 MB in the beginning and 329.3 MB in the end (delta: 108.5 MB). Free memory was 134.6 MB in the beginning and 117.9 MB in the end (delta: 16.7 MB). Peak memory consumption was 125.3 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]: 13684, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 915, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 613, TOOLS_POST_TIME[ms]: 12054, TOOLS_POST_CALL_APPLICATIONS: 241, TOOLS_POST_CALL_TIME[ms]: 694, TOOLS_POST_RETURN_APPLICATIONS: 232, TOOLS_POST_RETURN_TIME[ms]: 324, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1086, TOOLS_QUANTIFIERELIM_TIME[ms]: 12831, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11709, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 957, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 242, DOMAIN_JOIN_TIME[ms]: 39, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 24, DOMAIN_WIDEN_TIME[ms]: 8, DOMAIN_ISSUBSETEQ_APPLICATIONS: 42, DOMAIN_ISSUBSETEQ_TIME[ms]: 94, DOMAIN_ISBOTTOM_APPLICATIONS: 157, DOMAIN_ISBOTTOM_TIME[ms]: 279, LOOP_SUMMARIZER_APPLICATIONS: 18, LOOP_SUMMARIZER_CACHE_MISSES: 18, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1660, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1659, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 42, CALL_SUMMARIZER_APPLICATIONS: 232, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11814, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11813, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 34, DAG_COMPRESSION_PROCESSED_NODES: 736, DAG_COMPRESSION_RETAINED_NODES: 409 - UnprovableResult [Line: 430]: 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 1680#(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...