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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:44:40,722 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:44:40,724 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:44:40,737 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:44:40,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:44:40,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:44:40,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:44:40,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:44:40,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:44:40,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:44:40,745 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:44:40,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:44:40,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:44:40,748 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:44:40,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:44:40,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:44:40,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:44:40,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:44:40,754 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:44:40,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:44:40,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:44:40,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:44:40,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:44:40,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:44:40,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:44:40,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:44:40,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:44:40,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:44:40,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:44:40,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:44:40,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:44:40,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:44:40,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:44:40,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:44:40,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:44:40,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:44:40,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:44:40,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:44:40,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:44:40,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:44:40,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:44:40,774 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 [2019-09-25 15:44:40,789 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:44:40,790 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:44:40,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:44:40,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:44:40,791 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:44:40,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:44:40,792 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:44:40,792 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:44:40,792 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:44:40,793 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:44:40,793 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:44:40,793 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:44:40,793 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:44:40,793 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:44:40,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:44:40,794 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:44:40,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:44:40,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:44:40,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:44:40,795 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:44:40,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:44:40,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:44:40,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:44:40,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:44:40,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:44:40,796 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:44:40,796 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:44:40,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:44:40,797 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:44:40,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:44:40,842 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:44:40,845 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:44:40,847 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:44:40,847 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:44:40,848 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-09-25 15:44:40,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42719b7d2/f1f6e9cfe92f4242b4d58a4d8dd0b383/FLAGd7be6c81c [2019-09-25 15:44:41,421 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:44:41,422 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product46.cil.c [2019-09-25 15:44:41,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42719b7d2/f1f6e9cfe92f4242b4d58a4d8dd0b383/FLAGd7be6c81c [2019-09-25 15:44:41,758 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42719b7d2/f1f6e9cfe92f4242b4d58a4d8dd0b383 [2019-09-25 15:44:41,769 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:44:41,771 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:44:41,772 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:44:41,772 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:44:41,776 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:44:41,777 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:44:41" (1/1) ... [2019-09-25 15:44:41,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25ce7160 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:41, skipping insertion in model container [2019-09-25 15:44:41,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:44:41" (1/1) ... [2019-09-25 15:44:41,788 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:44:41,844 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:44:42,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:44:42,369 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:44:42,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:44:42,515 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:44:42,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42 WrapperNode [2019-09-25 15:44:42,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:44:42,516 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:44:42,517 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:44:42,517 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:44:42,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42" (1/1) ... [2019-09-25 15:44:42,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42" (1/1) ... [2019-09-25 15:44:42,550 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42" (1/1) ... [2019-09-25 15:44:42,551 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42" (1/1) ... [2019-09-25 15:44:42,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42" (1/1) ... [2019-09-25 15:44:42,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42" (1/1) ... [2019-09-25 15:44:42,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42" (1/1) ... [2019-09-25 15:44:42,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:44:42,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:44:42,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:44:42,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:44:42,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:44:42" (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 [2019-09-25 15:44:42,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:44:42,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:44:42,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 15:44:42,672 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-25 15:44:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 15:44:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 15:44:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 15:44:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 15:44:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 15:44:42,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 15:44:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 15:44:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 15:44:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 15:44:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 15:44:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 15:44:42,674 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 15:44:42,675 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 15:44:42,675 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 15:44:42,675 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:44:42,675 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 15:44:42,675 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 15:44:42,675 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 15:44:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 15:44:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 15:44:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 15:44:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 15:44:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 15:44:42,676 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 15:44:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 15:44:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 15:44:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-25 15:44:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 15:44:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 15:44:42,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 15:44:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 15:44:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 15:44:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 15:44:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-25 15:44:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 15:44:42,678 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 15:44:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:44:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:44:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 15:44:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 15:44:42,679 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 15:44:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 15:44:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 15:44:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-25 15:44:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 15:44:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 15:44:42,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 15:44:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 15:44:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 15:44:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 15:44:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 15:44:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 15:44:42,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 15:44:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 15:44:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 15:44:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 15:44:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 15:44:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 15:44:42,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 15:44:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 15:44:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 15:44:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 15:44:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 15:44:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 15:44:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 15:44:42,683 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 15:44:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 15:44:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 15:44:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 15:44:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 15:44:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 15:44:42,684 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 15:44:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 15:44:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 15:44:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:44:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 15:44:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 15:44:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 15:44:42,685 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 15:44:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 15:44:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-25 15:44:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 15:44:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 15:44:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 15:44:42,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 15:44:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 15:44:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-25 15:44:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:44:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 15:44:42,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:44:44,201 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:44:44,201 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 15:44:44,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:44:44 BoogieIcfgContainer [2019-09-25 15:44:44,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:44:44,204 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:44:44,204 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:44:44,204 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:44:44,205 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:44:44" (1/1) ... [2019-09-25 15:44:44,206 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-25 15:44:44,231 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:44:44,232 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:44:44,246 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:44:44,257 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:44:44,262 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:44:54,559 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 15:44:56,379 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 15:44:56,509 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:44:56,680 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:44:56,833 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 15:44:56,849 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-25 15:44:56,895 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-25 15:44:56,901 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-25 15:44:57,074 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 15:44:57,225 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-25 15:44:57,660 WARN L191 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 15:44:58,055 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 15:44:58,347 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-25 15:44:59,064 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2019-09-25 15:44:59,606 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 69 for LOIs [2019-09-25 15:44:59,737 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 69 for LOIs [2019-09-25 15:44:59,786 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 63 for LOIs [2019-09-25 15:44:59,793 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 75 for LOIs [2019-09-25 15:44:59,802 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:44:59,802 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:44:59,804 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 559#(and (= |#t~string26.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string35.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= |#t~string25.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string63.offset| 0) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 15:44:59,818 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:44:59,818 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:44:59,820 INFO L168 Benchmark]: Toolchain (without parser) took 18049.49 ms. Allocated memory was 137.9 MB in the beginning and 448.8 MB in the end (delta: 310.9 MB). Free memory was 84.7 MB in the beginning and 295.6 MB in the end (delta: -210.9 MB). Peak memory consumption was 100.0 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:59,821 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:44:59,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 744.18 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 84.5 MB in the beginning and 162.0 MB in the end (delta: -77.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:59,824 INFO L168 Benchmark]: Boogie Preprocessor took 94.31 ms. Allocated memory is still 199.2 MB. Free memory was 162.0 MB in the beginning and 157.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:59,825 INFO L168 Benchmark]: RCFGBuilder took 1592.25 ms. Allocated memory was 199.2 MB in the beginning and 219.2 MB in the end (delta: 19.9 MB). Free memory was 157.4 MB in the beginning and 138.4 MB in the end (delta: 19.0 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:59,826 INFO L168 Benchmark]: Sifa took 15614.76 ms. Allocated memory was 219.2 MB in the beginning and 448.8 MB in the end (delta: 229.6 MB). Free memory was 138.4 MB in the beginning and 295.6 MB in the end (delta: -157.2 MB). Peak memory consumption was 72.4 MB. Max. memory is 7.1 GB. [2019-09-25 15:44:59,830 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 137.9 MB. Free memory was 104.0 MB in the beginning and 103.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 744.18 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 84.5 MB in the beginning and 162.0 MB in the end (delta: -77.5 MB). Peak memory consumption was 21.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.31 ms. Allocated memory is still 199.2 MB. Free memory was 162.0 MB in the beginning and 157.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1592.25 ms. Allocated memory was 199.2 MB in the beginning and 219.2 MB in the end (delta: 19.9 MB). Free memory was 157.4 MB in the beginning and 138.4 MB in the end (delta: 19.0 MB). Peak memory consumption was 91.9 MB. Max. memory is 7.1 GB. * Sifa took 15614.76 ms. Allocated memory was 219.2 MB in the beginning and 448.8 MB in the end (delta: 229.6 MB). Free memory was 138.4 MB in the beginning and 295.6 MB in the end (delta: -157.2 MB). Peak memory consumption was 72.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 15573, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 255, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 168, TOOLS_POST_TIME[ms]: 12250, TOOLS_POST_CALL_APPLICATIONS: 74, TOOLS_POST_CALL_TIME[ms]: 136, TOOLS_POST_RETURN_APPLICATIONS: 65, TOOLS_POST_RETURN_TIME[ms]: 69, TOOLS_QUANTIFIERELIM_APPLICATIONS: 307, TOOLS_QUANTIFIERELIM_TIME[ms]: 12356, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12182, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 261, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 82, DOMAIN_JOIN_TIME[ms]: 2785, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 43, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 11, DOMAIN_ISBOTTOM_APPLICATIONS: 43, DOMAIN_ISBOTTOM_TIME[ms]: 121, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 898, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 897, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 65, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12699, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12698, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 464, DAG_COMPRESSION_RETAINED_NODES: 237 - UnprovableResult [Line: 957]: 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 559#(and (= |#t~string26.offset| 0) (= |#t~string61.offset| 0) (= |#t~string55.offset| 0) (= |#t~string49.offset| 0) (= |#t~string47.offset| 0) (= |#t~string34.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= |#t~string35.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string32.offset| 0) (= ~cleanupTimeShifts~0 4) (<= ~methaneLevelCritical~0 2147483647) (= |#t~string43.offset| 0) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string65.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= |#t~string25.offset| 0) (= |#t~string22.offset| 0) (= ~head~0.offset 0) (= |#t~string41.offset| 0) (= |#t~string63.offset| 0) (= |#t~string31.offset| 0) (= |#t~string36.offset| 0) (= |#t~string45.offset| 0) (= |#t~string69.offset| 0) (= |#t~string24.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...