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_spec3_product34.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:10:50,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:10:50,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:10:50,669 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:10:50,670 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:10:50,671 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:10:50,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:10:50,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:10:50,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:10:50,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:10:50,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:10:50,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:10:50,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:10:50,695 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:10:50,696 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:10:50,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:10:50,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:10:50,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:10:50,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:10:50,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:10:50,716 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:10:50,718 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:10:50,721 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:10:50,722 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:10:50,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:10:50,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:10:50,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:10:50,727 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:10:50,728 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:10:50,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:10:50,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:10:50,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:10:50,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:10:50,733 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:10:50,735 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:10:50,735 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:10:50,736 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:10:50,736 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:10:50,736 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:10:50,737 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:10:50,738 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:10:50,740 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 15:10:50,777 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:10:50,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:10:50,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:10:50,781 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:10:50,781 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:10:50,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:10:50,782 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:10:50,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:10:50,782 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:10:50,782 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:10:50,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:10:50,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:10:50,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:10:50,783 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:10:50,783 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:10:50,784 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:10:50,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:10:50,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:10:50,784 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:10:50,784 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:10:50,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:10:50,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:10:50,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:10:50,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:10:50,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:10:50,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:10:50,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:10:50,787 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:10:50,787 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 15:10:50,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:10:50,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:10:50,869 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:10:50,871 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:10:50,872 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:10:50,873 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-20 15:10:50,953 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3169c45f1/5aba1b63275e453ba6479fdaddbd3a10/FLAG7fda6228a [2019-09-20 15:10:51,452 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:10:51,453 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product34.cil.c [2019-09-20 15:10:51,466 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3169c45f1/5aba1b63275e453ba6479fdaddbd3a10/FLAG7fda6228a [2019-09-20 15:10:51,779 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3169c45f1/5aba1b63275e453ba6479fdaddbd3a10 [2019-09-20 15:10:51,791 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:10:51,792 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:10:51,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:10:51,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:10:51,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:10:51,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:10:51" (1/1) ... [2019-09-20 15:10:51,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c3d2498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:51, skipping insertion in model container [2019-09-20 15:10:51,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:10:51" (1/1) ... [2019-09-20 15:10:51,809 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:10:51,861 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:10:52,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:10:52,334 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:10:52,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:10:52,439 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:10:52,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52 WrapperNode [2019-09-20 15:10:52,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:10:52,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:10:52,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:10:52,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:10:52,454 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52" (1/1) ... [2019-09-20 15:10:52,454 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52" (1/1) ... [2019-09-20 15:10:52,473 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52" (1/1) ... [2019-09-20 15:10:52,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52" (1/1) ... [2019-09-20 15:10:52,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52" (1/1) ... [2019-09-20 15:10:52,530 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52" (1/1) ... [2019-09-20 15:10:52,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52" (1/1) ... [2019-09-20 15:10:52,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:10:52,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:10:52,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:10:52,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:10:52,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:10:52" (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 15:10:52,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:10:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:10:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:10:52,628 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:10:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:10:52,629 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:10:52,630 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:10:52,631 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:10:52,631 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:10:52,631 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:10:52,632 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:10:52,632 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:10:52,633 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:10:52,633 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:10:52,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:10:52,633 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:10:52,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:10:52,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:10:52,635 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:10:52,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:10:52,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:10:52,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:10:52,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:10:52,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:10:52,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:10:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-20 15:10:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:10:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:10:52,637 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:10:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:10:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:10:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:10:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:10:52,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:10:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:10:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:10:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:10:52,639 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:10:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:10:52,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:10:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:10:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:10:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:10:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:10:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:10:52,640 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:10:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:10:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:10:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:10:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:10:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:10:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:10:52,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:10:52,642 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:10:52,642 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:10:52,642 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:10:52,642 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:10:52,642 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:10:52,642 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:10:52,643 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:10:52,643 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:10:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:10:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-20 15:10:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:10:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:10:52,644 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:10:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:10:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:10:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:10:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:10:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:10:52,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:10:52,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:10:52,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:10:52,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:10:52,647 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:10:52,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:10:52,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:10:52,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:10:52,648 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:10:52,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:10:52,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:10:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:10:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:10:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:10:52,650 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:10:52,650 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:10:52,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:10:52,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:10:52,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:10:54,249 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:10:54,249 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:10:54,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:10:54 BoogieIcfgContainer [2019-09-20 15:10:54,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:10:54,251 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:10:54,252 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:10:54,252 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:10:54,253 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:10:54" (1/1) ... [2019-09-20 15:10:54,253 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 15:10:54,280 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:10:54,280 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:10:54,295 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:10:54,308 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:10:54,310 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:11:07,357 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:11:07,390 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:11:07,432 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:11:07,438 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:11:07,717 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 15:11:07,736 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:11:07,750 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-20 15:11:07,755 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 14 for LOIs [2019-09-20 15:11:07,756 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:11:07,756 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:11:07,758 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 428#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-20 15:11:07,770 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:11:07,770 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:11:07,772 INFO L168 Benchmark]: Toolchain (without parser) took 15980.09 ms. Allocated memory was 130.0 MB in the beginning and 275.3 MB in the end (delta: 145.2 MB). Free memory was 84.9 MB in the beginning and 130.2 MB in the end (delta: -45.2 MB). Peak memory consumption was 100.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:07,773 INFO L168 Benchmark]: CDTParser took 1.29 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:11:07,774 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.15 ms. Allocated memory was 130.0 MB in the beginning and 196.6 MB in the end (delta: 66.6 MB). Free memory was 84.7 MB in the beginning and 161.2 MB in the end (delta: -76.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:07,775 INFO L168 Benchmark]: Boogie Preprocessor took 109.99 ms. Allocated memory is still 196.6 MB. Free memory was 161.2 MB in the beginning and 157.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:07,776 INFO L168 Benchmark]: RCFGBuilder took 1699.98 ms. Allocated memory was 196.6 MB in the beginning and 214.4 MB in the end (delta: 17.8 MB). Free memory was 156.5 MB in the beginning and 140.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 95.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:07,777 INFO L168 Benchmark]: Sifa took 13519.25 ms. Allocated memory was 214.4 MB in the beginning and 275.3 MB in the end (delta: 60.8 MB). Free memory was 140.9 MB in the beginning and 130.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 71.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:11:07,781 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.29 ms. Allocated memory is still 130.0 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.15 ms. Allocated memory was 130.0 MB in the beginning and 196.6 MB in the end (delta: 66.6 MB). Free memory was 84.7 MB in the beginning and 161.2 MB in the end (delta: -76.4 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.99 ms. Allocated memory is still 196.6 MB. Free memory was 161.2 MB in the beginning and 157.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1699.98 ms. Allocated memory was 196.6 MB in the beginning and 214.4 MB in the end (delta: 17.8 MB). Free memory was 156.5 MB in the beginning and 140.9 MB in the end (delta: 15.6 MB). Peak memory consumption was 95.8 MB. Max. memory is 7.1 GB. * Sifa took 13519.25 ms. Allocated memory was 214.4 MB in the beginning and 275.3 MB in the end (delta: 60.8 MB). Free memory was 140.9 MB in the beginning and 130.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 71.6 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]: 13479, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 201, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 137, TOOLS_POST_TIME[ms]: 13030, TOOLS_POST_CALL_APPLICATIONS: 56, TOOLS_POST_CALL_TIME[ms]: 118, TOOLS_POST_RETURN_APPLICATIONS: 47, TOOLS_POST_RETURN_TIME[ms]: 44, TOOLS_QUANTIFIERELIM_APPLICATIONS: 240, TOOLS_QUANTIFIERELIM_TIME[ms]: 13114, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12966, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 206, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 69, DOMAIN_JOIN_TIME[ms]: 25, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 5, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 103, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 259, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 259, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 5, CALL_SUMMARIZER_APPLICATIONS: 47, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13041, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 13041, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 31, DAG_COMPRESSION_PROCESSED_NODES: 425, DAG_COMPRESSION_RETAINED_NODES: 186 - UnprovableResult [Line: 786]: 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 428#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...