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_spec4_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 06:57:19,491 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:57:19,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:57:19,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:57:19,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:57:19,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:57:19,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:57:19,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:57:19,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:57:19,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:57:19,533 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:57:19,534 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:57:19,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:57:19,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:57:19,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:57:19,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:57:19,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:57:19,544 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:57:19,546 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:57:19,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:57:19,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:57:19,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:57:19,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:57:19,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:57:19,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:57:19,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:57:19,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:57:19,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:57:19,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:57:19,569 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:57:19,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:57:19,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:57:19,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:57:19,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:57:19,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:57:19,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:57:19,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:57:19,575 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:57:19,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:57:19,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:57:19,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:57:19,579 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 06:57:19,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:57:19,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:57:19,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:57:19,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:57:19,610 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:57:19,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:57:19,611 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:57:19,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:57:19,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:57:19,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:57:19,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:57:19,613 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:57:19,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:57:19,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:57:19,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:57:19,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:57:19,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:57:19,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:57:19,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:57:19,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:57:19,614 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:57:19,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:57:19,614 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:57:19,615 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:57:19,615 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:57:19,615 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:57:19,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:57:19,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:57:19,615 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 06:57:19,904 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:57:19,918 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:57:19,921 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:57:19,923 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:57:19,923 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:57:19,924 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2019-10-15 06:57:20,002 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de4b8e88/2f660d6a5471459fbea3176e147becfa/FLAG0dee92f3c [2019-10-15 06:57:20,575 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:57:20,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product15.cil.c [2019-10-15 06:57:20,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de4b8e88/2f660d6a5471459fbea3176e147becfa/FLAG0dee92f3c [2019-10-15 06:57:20,864 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3de4b8e88/2f660d6a5471459fbea3176e147becfa [2019-10-15 06:57:20,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:57:20,876 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:57:20,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:20,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:57:20,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:57:20,886 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@243eae36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:20, skipping insertion in model container [2019-10-15 06:57:20,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:57:20" (1/1) ... [2019-10-15 06:57:20,900 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:57:20,966 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:57:21,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:21,415 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:57:21,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:57:21,530 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:57:21,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21 WrapperNode [2019-10-15 06:57:21,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:57:21,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:57:21,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:57:21,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:57:21,545 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21" (1/1) ... [2019-10-15 06:57:21,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21" (1/1) ... [2019-10-15 06:57:21,569 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21" (1/1) ... [2019-10-15 06:57:21,569 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21" (1/1) ... [2019-10-15 06:57:21,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21" (1/1) ... [2019-10-15 06:57:21,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21" (1/1) ... [2019-10-15 06:57:21,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21" (1/1) ... [2019-10-15 06:57:21,643 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:57:21,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:57:21,644 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:57:21,644 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:57:21,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:57:21" (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 06:57:21,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:57:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:57:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 06:57:21,727 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 06:57:21,728 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 06:57:21,728 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 06:57:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 06:57:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 06:57:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 06:57:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:57:21,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 06:57:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-15 06:57:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 06:57:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 06:57:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 06:57:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 06:57:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 06:57:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 06:57:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 06:57:21,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 06:57:21,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 06:57:21,736 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 06:57:21,736 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 06:57:21,737 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 06:57:21,737 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 06:57:21,737 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 06:57:21,737 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 06:57:21,737 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 06:57:21,737 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 06:57:21,738 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 06:57:21,738 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 06:57:21,738 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:57:21,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:57:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:57:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 06:57:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 06:57:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 06:57:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 06:57:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 06:57:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 06:57:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 06:57:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 06:57:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 06:57:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 06:57:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 06:57:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 06:57:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 06:57:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 06:57:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 06:57:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 06:57:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 06:57:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 06:57:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 06:57:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-15 06:57:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 06:57:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-15 06:57:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 06:57:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-15 06:57:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 06:57:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 06:57:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 06:57:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 06:57:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 06:57:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 06:57:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 06:57:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 06:57:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 06:57:21,744 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 06:57:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 06:57:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 06:57:21,745 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 06:57:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 06:57:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 06:57:21,746 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 06:57:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 06:57:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 06:57:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 06:57:21,747 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 06:57:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 06:57:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:57:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:57:21,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 06:57:21,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:57:23,293 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:57:23,293 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 06:57:23,295 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:23 BoogieIcfgContainer [2019-10-15 06:57:23,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:57:23,296 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:57:23,296 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:57:23,296 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:57:23,297 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:57:23" (1/1) ... [2019-10-15 06:57:23,298 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 06:57:23,324 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:57:23,325 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:57:23,337 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:57:23,345 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:57:23,347 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:57:32,206 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-10-15 06:57:33,946 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 06:57:34,090 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:34,222 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:34,370 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-10-15 06:57:34,623 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-10-15 06:57:34,649 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 544 for LOIs [2019-10-15 06:57:34,719 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 542 for LOIs [2019-10-15 06:57:34,726 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 540 for LOIs [2019-10-15 06:57:34,969 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:57:35,159 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 06:57:35,816 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:36,342 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:36,737 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:37,100 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 558 [2019-10-15 06:57:37,705 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-15 06:57:37,819 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-15 06:57:37,987 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-10-15 06:57:38,128 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-15 06:57:38,231 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-15 06:57:38,399 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-10-15 06:57:38,536 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 192 [2019-10-15 06:57:38,742 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 192 [2019-10-15 06:57:39,085 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-10-15 06:57:40,424 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-15 06:57:41,698 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 187 [2019-10-15 06:57:42,331 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-10-15 06:57:45,737 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2019-10-15 06:57:46,758 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:57:46,896 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 06:57:47,063 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 188 [2019-10-15 06:57:50,795 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 06:57:50,798 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-10-15 06:57:51,056 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 130 for LOIs [2019-10-15 06:57:51,061 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 143 for LOIs [2019-10-15 06:57:51,120 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:57:51,137 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:57:51,137 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:57:51,139 INFO L168 Benchmark]: Toolchain (without parser) took 30263.16 ms. Allocated memory was 145.8 MB in the beginning and 806.4 MB in the end (delta: 660.6 MB). Free memory was 100.8 MB in the beginning and 763.6 MB in the end (delta: -662.7 MB). Peak memory consumption was 674.2 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:51,140 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:57:51,141 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.55 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 100.6 MB in the beginning and 171.5 MB in the end (delta: -70.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:51,142 INFO L168 Benchmark]: Boogie Preprocessor took 112.60 ms. Allocated memory is still 202.9 MB. Free memory was 171.5 MB in the beginning and 167.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:51,143 INFO L168 Benchmark]: RCFGBuilder took 1651.05 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.0 MB in the beginning and 155.8 MB in the end (delta: 11.1 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:51,144 INFO L168 Benchmark]: Sifa took 27842.07 ms. Allocated memory was 235.9 MB in the beginning and 806.4 MB in the end (delta: 570.4 MB). Free memory was 155.8 MB in the beginning and 763.6 MB in the end (delta: -607.7 MB). Peak memory consumption was 639.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:57:51,149 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 145.8 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 649.55 ms. Allocated memory was 145.8 MB in the beginning and 202.9 MB in the end (delta: 57.1 MB). Free memory was 100.6 MB in the beginning and 171.5 MB in the end (delta: -70.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.60 ms. Allocated memory is still 202.9 MB. Free memory was 171.5 MB in the beginning and 167.0 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1651.05 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.0 MB in the beginning and 155.8 MB in the end (delta: 11.1 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * Sifa took 27842.07 ms. Allocated memory was 235.9 MB in the beginning and 806.4 MB in the end (delta: 570.4 MB). Free memory was 155.8 MB in the beginning and 763.6 MB in the end (delta: -607.7 MB). Peak memory consumption was 639.1 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]: 27796, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 349, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 234, TOOLS_POST_TIME[ms]: 10812, TOOLS_POST_CALL_APPLICATIONS: 96, TOOLS_POST_CALL_TIME[ms]: 229, TOOLS_POST_RETURN_APPLICATIONS: 89, TOOLS_POST_RETURN_TIME[ms]: 149, TOOLS_QUANTIFIERELIM_APPLICATIONS: 418, TOOLS_QUANTIFIERELIM_TIME[ms]: 11030, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10675, FLUID_QUERY_TIME[ms]: 21, FLUID_QUERIES: 357, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 119, DOMAIN_JOIN_TIME[ms]: 15458, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 649, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 79, DOMAIN_ISBOTTOM_TIME[ms]: 281, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 11894, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11893, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 89, CALL_SUMMARIZER_CACHE_MISSES: 21, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11454, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11453, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 451, DAG_COMPRESSION_RETAINED_NODES: 233 - UnprovableResult [Line: 82]: 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 1206#(and (= |#t~string55.offset| 0) (<= 0 |#NULL.base|) (= |#t~string15.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (= |#t~string62.offset| 0) (= |#t~string46.offset| 0) (<= 0 |#t~string64.offset|) (= |#t~string9.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string46.offset|) (<= 0 |#t~string60.offset|) (= |#t~string52.offset| 0) (= |#NULL.base| 0) (<= 0 |#t~string51.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string13.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= |#t~string13.offset| 0) (<= |#t~string15.offset| 0) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (= |#t~string51.offset| 0) (<= |#t~string64.offset| 0) (<= |#t~string53.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string11.offset| 0) (<= |#t~string45.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (= |#t~string56.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (<= 0 |#t~string15.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) (<= 0 |#t~string47.offset|) (<= |#NULL.base| 0) (<= |#t~string46.offset| 0) (<= |#t~string17.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string68.offset| 0) (= |#NULL.offset| 0) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (= |#t~string21.offset| 0) (<= 0 |#t~string62.offset|) (<= ~head~0.base 0) (<= 0 |#t~string19.offset|) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (<= 0 |#t~string17.offset|) (not (= ~pumpRunning~0 0)) (<= |#t~string52.offset| 0) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (<= 0 |#t~string11.offset|) (<= ~waterLevel~0 0) (= |#t~string43.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string21.offset|) (<= |#NULL.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= |#t~string44.offset| 0) (<= ~pumpRunning~0 2147483647) (= |#t~string11.offset| 0) (<= |#t~string47.offset| 0) (<= 0 |#t~string56.offset|) (= |#t~string44.offset| 0) (<= |#t~string21.offset| 0) (<= |#t~string42.offset| 0) (= |#t~string54.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#t~string23.offset|) (= |#t~string19.offset| 0) (<= 0 |#t~string13.offset|) (<= |#t~string62.offset| 0) (<= |#t~string43.offset| 0) (<= 0 ~systemActive~0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string23.offset| 0) (= |#t~string60.offset| 0) (<= |#t~string54.offset| 0) (= |#t~string45.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string19.offset| 0) (= |#t~string17.offset| 0) (<= 0 |#t~string68.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...