java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product41.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:34:17,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:34:17,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:34:17,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:34:17,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:34:17,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:34:17,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:34:17,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:34:17,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:34:17,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:34:17,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:34:17,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:34:17,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:34:17,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:34:17,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:34:17,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:34:17,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:34:17,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:34:17,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:34:17,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:34:17,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:34:17,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:34:17,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:34:17,871 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:34:17,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:34:17,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:34:17,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:34:17,877 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:34:17,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:34:17,878 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:34:17,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:34:17,879 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:34:17,880 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:34:17,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:34:17,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:34:17,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:34:17,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:34:17,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:34:17,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:34:17,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:34:17,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:34:17,888 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 [2019-09-21 08:34:17,914 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:34:17,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:34:17,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:34:17,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:34:17,916 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:34:17,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:34:17,916 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:34:17,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:34:17,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:34:17,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:34:17,917 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:34:17,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:34:17,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:34:17,918 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:34:17,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:34:17,918 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:34:17,918 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:34:17,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:34:17,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:34:17,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:34:17,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:34:17,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:34:17,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:34:17,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:34:17,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:34:17,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:34:17,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:34:17,920 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:34:17,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:34:17,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:34:17,970 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:34:17,973 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:34:17,975 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:34:17,975 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:34:17,976 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product41.cil.c [2019-09-21 08:34:18,036 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c577897/6047a89a30434402bc9872e7a653141d/FLAG0fa62e86a [2019-09-21 08:34:18,496 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:34:18,497 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product41.cil.c [2019-09-21 08:34:18,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c577897/6047a89a30434402bc9872e7a653141d/FLAG0fa62e86a [2019-09-21 08:34:18,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52c577897/6047a89a30434402bc9872e7a653141d [2019-09-21 08:34:18,834 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:34:18,835 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:34:18,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:18,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:34:18,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:34:18,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:18" (1/1) ... [2019-09-21 08:34:18,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77504c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:18, skipping insertion in model container [2019-09-21 08:34:18,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:34:18" (1/1) ... [2019-09-21 08:34:18,848 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:34:18,905 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:34:19,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:19,404 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:34:19,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:34:19,545 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:34:19,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19 WrapperNode [2019-09-21 08:34:19,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:34:19,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:34:19,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:34:19,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:34:19,557 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19" (1/1) ... [2019-09-21 08:34:19,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19" (1/1) ... [2019-09-21 08:34:19,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19" (1/1) ... [2019-09-21 08:34:19,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19" (1/1) ... [2019-09-21 08:34:19,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19" (1/1) ... [2019-09-21 08:34:19,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19" (1/1) ... [2019-09-21 08:34:19,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19" (1/1) ... [2019-09-21 08:34:19,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:34:19,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:34:19,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:34:19,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:34:19,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:34:19" (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 [2019-09-21 08:34:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:34:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:34:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:34:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:34:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:34:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:34:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:34:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:34:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:34:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:34:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:34:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:34:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:34:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:34:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:34:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-21 08:34:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:34:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:34:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:34:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:34:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:34:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:34:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:34:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-21 08:34:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:34:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:34:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:34:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:34:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:34:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:34:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:34:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:34:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:34:19,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:34:19,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:34:19,698 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:34:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:34:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:34:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:34:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:34:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:34:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:34:19,699 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:34:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-21 08:34:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:34:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:34:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:34:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:34:19,700 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:34:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-21 08:34:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:34:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:34:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-21 08:34:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-21 08:34:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:34:19,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:34:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:34:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:34:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:34:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:34:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:34:19,702 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:34:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:34:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:34:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:34:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:34:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:34:19,703 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:34:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:34:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:34:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:34:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:34:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:34:19,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:34:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:34:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:34:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:34:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:34:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:34:19,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:34:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:34:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:34:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:34:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:34:19,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:34:21,236 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:34:21,236 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:34:21,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:21 BoogieIcfgContainer [2019-09-21 08:34:21,238 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:34:21,238 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:34:21,239 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:34:21,239 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:34:21,240 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:34:21" (1/1) ... [2019-09-21 08:34:21,241 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:34:21,264 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:34:21,264 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:34:21,273 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:34:21,282 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:34:21,283 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:34:30,720 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:34:32,487 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:34:32,649 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:32,784 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:32,910 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:34:32,937 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:34:32,997 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:34:33,003 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:34:33,175 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:34:33,322 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-21 08:34:33,699 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:34:34,055 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-21 08:34:34,726 WARN L191 SmtUtils]: Spent 634.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:34:35,218 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-21 08:34:35,721 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 507 DAG size of output: 507 [2019-09-21 08:34:36,036 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 507 [2019-09-21 08:34:36,322 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:34:36,582 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:34:37,081 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:34:37,402 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2019-09-21 08:34:37,941 WARN L191 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:38,444 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 534 [2019-09-21 08:34:38,762 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 511 DAG size of output: 508 [2019-09-21 08:34:38,936 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 508 [2019-09-21 08:34:39,294 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 519 [2019-09-21 08:34:39,647 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-21 08:34:39,678 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-21 08:34:39,697 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 1 for LOIs [2019-09-21 08:34:39,701 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 17 for LOIs [2019-09-21 08:34:39,704 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:34:39,707 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:34:39,710 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 413#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))) [2019-09-21 08:34:39,726 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:34:39,726 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:34:39,728 INFO L168 Benchmark]: Toolchain (without parser) took 20892.60 ms. Allocated memory was 136.3 MB in the beginning and 604.5 MB in the end (delta: 468.2 MB). Free memory was 86.1 MB in the beginning and 485.2 MB in the end (delta: -399.0 MB). Peak memory consumption was 69.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:39,729 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 136.3 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:34:39,730 INFO L168 Benchmark]: CACSL2BoogieTranslator took 709.85 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 85.7 MB in the beginning and 167.9 MB in the end (delta: -82.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:39,731 INFO L168 Benchmark]: Boogie Preprocessor took 79.98 ms. Allocated memory is still 200.8 MB. Free memory was 167.9 MB in the beginning and 163.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:39,732 INFO L168 Benchmark]: RCFGBuilder took 1611.19 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 163.6 MB in the beginning and 147.4 MB in the end (delta: 16.2 MB). Peak memory consumption was 90.7 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:39,733 INFO L168 Benchmark]: Sifa took 18488.14 ms. Allocated memory was 226.5 MB in the beginning and 604.5 MB in the end (delta: 378.0 MB). Free memory was 147.4 MB in the beginning and 485.2 MB in the end (delta: -337.8 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. [2019-09-21 08:34:39,737 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 136.3 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 709.85 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 85.7 MB in the beginning and 167.9 MB in the end (delta: -82.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.98 ms. Allocated memory is still 200.8 MB. Free memory was 167.9 MB in the beginning and 163.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1611.19 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 163.6 MB in the beginning and 147.4 MB in the end (delta: 16.2 MB). Peak memory consumption was 90.7 MB. Max. memory is 7.1 GB. * Sifa took 18488.14 ms. Allocated memory was 226.5 MB in the beginning and 604.5 MB in the end (delta: 378.0 MB). Free memory was 147.4 MB in the beginning and 485.2 MB in the end (delta: -337.8 MB). Peak memory consumption was 40.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 18446, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 211, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 138, TOOLS_POST_TIME[ms]: 11414, TOOLS_POST_CALL_APPLICATIONS: 62, TOOLS_POST_CALL_TIME[ms]: 206, TOOLS_POST_RETURN_APPLICATIONS: 53, TOOLS_POST_RETURN_TIME[ms]: 110, TOOLS_QUANTIFIERELIM_APPLICATIONS: 253, TOOLS_QUANTIFIERELIM_TIME[ms]: 11637, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11308, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 217, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 63, DOMAIN_JOIN_TIME[ms]: 5554, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 887, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 26, DOMAIN_ISBOTTOM_APPLICATIONS: 33, DOMAIN_ISBOTTOM_TIME[ms]: 105, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6011, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6010, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 53, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11738, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11737, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 33, DAG_COMPRESSION_PROCESSED_NODES: 364, DAG_COMPRESSION_RETAINED_NODES: 199 - UnprovableResult [Line: 922]: 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 413#(and (= 0 ~methaneLevelCritical~0) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (= 2 ~waterLevel~0) (= ~pumpRunning~0 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...