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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:58:53,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:58:53,576 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:58:53,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:58:53,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:58:53,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:58:53,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:58:53,607 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:58:53,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:58:53,615 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:58:53,616 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:58:53,618 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:58:53,618 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:58:53,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:58:53,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:58:53,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:58:53,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:58:53,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:58:53,629 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:58:53,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:58:53,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:58:53,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:58:53,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:58:53,644 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:58:53,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:58:53,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:58:53,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:58:53,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:58:53,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:58:53,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:58:53,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:58:53,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:58:53,653 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:58:53,654 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:58:53,655 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:58:53,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:58:53,656 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:58:53,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:58:53,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:58:53,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:58:53,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:58:53,660 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 [2019-10-15 06:58:53,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:58:53,687 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:58:53,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:58:53,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:58:53,689 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:58:53,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:58:53,689 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:58:53,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:58:53,689 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:58:53,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:58:53,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:58:53,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:58:53,690 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:58:53,690 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:58:53,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:58:53,691 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:58:53,691 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:58:53,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:58:53,691 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:58:53,692 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:58:53,692 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:58:53,692 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:58:53,692 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:58:53,692 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:58:53,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:58:53,693 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:58:53,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:58:53,693 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:58:53,693 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 06:58:53,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:58:53,981 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:58:53,984 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:58:53,986 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:58:53,986 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:58:53,987 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2019-10-15 06:58:54,062 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/923527b68/166155b2287446ddb82eb09ef595630a/FLAGbbf2d5b33 [2019-10-15 06:58:54,600 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:58:54,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product07.cil.c [2019-10-15 06:58:54,614 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/923527b68/166155b2287446ddb82eb09ef595630a/FLAGbbf2d5b33 [2019-10-15 06:58:54,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/923527b68/166155b2287446ddb82eb09ef595630a [2019-10-15 06:58:54,921 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:58:54,923 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:58:54,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:58:54,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:58:54,926 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:58:54,927 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:58:54" (1/1) ... [2019-10-15 06:58:54,929 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a295c9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:54, skipping insertion in model container [2019-10-15 06:58:54,930 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:58:54" (1/1) ... [2019-10-15 06:58:54,935 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:58:54,991 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:58:55,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:58:55,468 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:58:55,543 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:58:55,580 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:58:55,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55 WrapperNode [2019-10-15 06:58:55,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:58:55,582 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:58:55,583 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:58:55,583 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:58:55,597 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55" (1/1) ... [2019-10-15 06:58:55,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55" (1/1) ... [2019-10-15 06:58:55,639 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55" (1/1) ... [2019-10-15 06:58:55,640 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55" (1/1) ... [2019-10-15 06:58:55,689 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55" (1/1) ... [2019-10-15 06:58:55,699 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55" (1/1) ... [2019-10-15 06:58:55,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55" (1/1) ... [2019-10-15 06:58:55,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:58:55,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:58:55,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:58:55,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:58:55,725 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:58:55" (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 [2019-10-15 06:58:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:58:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:58:55,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:58:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:58:55,778 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:58:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:58:55,779 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:58:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:58:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:58:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:58:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:58:55,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:58:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:58:55,781 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:58:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:58:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:58:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:58:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:58:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:58:55,782 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 06:58:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:58:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:58:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:58:55,783 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:58:55,784 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:58:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:58:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:58:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:58:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:58:55,785 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:58:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:58:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:58:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:58:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:58:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:58:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:58:55,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:58:55,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:58:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:58:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:58:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:58:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:58:55,787 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:58:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:58:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:58:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:58:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:58:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:58:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 06:58:55,788 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:58:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:58:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:58:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:58:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:58:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:58:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:58:55,789 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:58:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:58:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:58:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:58:55,790 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:58:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:58:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 06:58:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 06:58:55,791 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:58:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:58:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:58:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:58:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 06:58:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:58:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:58:55,792 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:58:55,793 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:58:55,793 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:58:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:58:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:58:55,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:58:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:58:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:58:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:58:55,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:58:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:58:55,796 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:58:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:58:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:58:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:58:55,797 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:58:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:58:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:58:55,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:58:57,278 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:58:57,279 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:58:57,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:58:57 BoogieIcfgContainer [2019-10-15 06:58:57,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:58:57,281 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:58:57,281 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:58:57,281 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:58:57,283 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:58:57" (1/1) ... [2019-10-15 06:58:57,283 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-15 06:58:57,311 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:58:57,311 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:58:57,320 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:58:57,333 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:58:57,334 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:59:07,005 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 06:59:08,663 WARN L191 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:59:08,825 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:08,954 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:09,080 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 06:59:09,346 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:59:09,365 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-15 06:59:09,418 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-15 06:59:09,436 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-15 06:59:09,655 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 06:59:09,821 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 06:59:10,471 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 06:59:10,764 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-10-15 06:59:11,009 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-15 06:59:11,143 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-15 06:59:11,361 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-10-15 06:59:12,017 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-15 06:59:12,226 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-15 06:59:12,467 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 605 DAG size of output: 605 [2019-10-15 06:59:12,858 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:59:14,122 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:59:14,526 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:59:14,880 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:59:15,265 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2019-10-15 06:59:15,856 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 195 [2019-10-15 06:59:17,194 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:59:17,204 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 144 for LOIs [2019-10-15 06:59:17,565 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 155 for LOIs [2019-10-15 06:59:17,574 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 165 for LOIs [2019-10-15 06:59:17,643 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:59:17,659 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:59:17,659 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:59:17,661 INFO L168 Benchmark]: Toolchain (without parser) took 22737.97 ms. Allocated memory was 137.9 MB in the beginning and 635.4 MB in the end (delta: 497.5 MB). Free memory was 101.6 MB in the beginning and 171.7 MB in the end (delta: -70.1 MB). Peak memory consumption was 427.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:17,662 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:59:17,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 658.66 ms. Allocated memory was 137.9 MB in the beginning and 203.9 MB in the end (delta: 66.1 MB). Free memory was 101.4 MB in the beginning and 170.5 MB in the end (delta: -69.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:17,666 INFO L168 Benchmark]: Boogie Preprocessor took 137.35 ms. Allocated memory is still 203.9 MB. Free memory was 170.5 MB in the beginning and 166.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:17,667 INFO L168 Benchmark]: RCFGBuilder took 1557.41 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 166.4 MB in the beginning and 156.2 MB in the end (delta: 10.2 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:17,667 INFO L168 Benchmark]: Sifa took 20378.18 ms. Allocated memory was 235.9 MB in the beginning and 635.4 MB in the end (delta: 399.5 MB). Free memory was 156.2 MB in the beginning and 171.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 384.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:59:17,671 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 137.9 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 658.66 ms. Allocated memory was 137.9 MB in the beginning and 203.9 MB in the end (delta: 66.1 MB). Free memory was 101.4 MB in the beginning and 170.5 MB in the end (delta: -69.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 137.35 ms. Allocated memory is still 203.9 MB. Free memory was 170.5 MB in the beginning and 166.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1557.41 ms. Allocated memory was 203.9 MB in the beginning and 235.9 MB in the end (delta: 32.0 MB). Free memory was 166.4 MB in the beginning and 156.2 MB in the end (delta: 10.2 MB). Peak memory consumption was 83.0 MB. Max. memory is 7.1 GB. * Sifa took 20378.18 ms. Allocated memory was 235.9 MB in the beginning and 635.4 MB in the end (delta: 399.5 MB). Free memory was 156.2 MB in the beginning and 171.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 384.0 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]: 20332, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 191, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 128, TOOLS_POST_TIME[ms]: 11471, TOOLS_POST_CALL_APPLICATIONS: 57, TOOLS_POST_CALL_TIME[ms]: 166, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 85, TOOLS_QUANTIFIERELIM_APPLICATIONS: 234, TOOLS_QUANTIFIERELIM_TIME[ms]: 11616, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11400, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 193, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 65, DOMAIN_JOIN_TIME[ms]: 7613, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 658, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 17, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 159, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3877, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3876, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 50, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12099, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12098, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 10, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 452, DAG_COMPRESSION_RETAINED_NODES: 225 - UnprovableResult [Line: 506]: 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 609#(and (<= |#t~string58.offset| 0) (<= |#t~string33.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string55.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (= |#t~string2.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string67.offset|) (<= 0 |#t~string60.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#NULL.base| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (= |#t~string25.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string65.offset| 0) (= |#t~string8.offset| 0) (= |#t~string56.offset| 0) (= |#t~string29.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string4.offset| 0) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (= |#t~string31.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (<= |#t~string25.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string4.offset| 0) (= |#t~string23.offset| 0) (<= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= |#t~string31.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (<= 0 |#t~string21.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= |#t~string6.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string35.offset| 0) (<= 0 |#t~string2.offset|) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string21.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (= |#t~string58.offset| 0) (<= |#t~string69.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string29.offset|) (<= 0 ~systemActive~0) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (= |#t~string6.offset| 0) (<= |#t~string29.offset| 0) (<= |#t~string2.offset| 0) (<= 0 |#t~string55.offset|) (<= 0 |#t~string25.offset|) (<= 0 |#t~string58.offset|) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...