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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:25:21,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:25:21,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:25:21,917 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:25:21,918 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:25:21,919 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:25:21,920 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:25:21,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:25:21,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:25:21,928 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:25:21,929 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:25:21,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:25:21,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:25:21,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:25:21,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:25:21,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:25:21,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:25:21,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:25:21,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:25:21,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:25:21,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:25:21,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:25:21,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:25:21,946 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:25:21,948 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:25:21,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:25:21,949 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:25:21,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:25:21,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:25:21,951 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:25:21,951 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:25:21,952 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:25:21,952 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:25:21,953 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:25:21,954 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:25:21,954 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:25:21,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:25:21,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:25:21,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:25:21,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:25:21,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:25:21,957 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 [2019-09-19 17:25:21,977 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:25:21,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:25:21,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:25:21,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:25:21,980 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:25:21,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:25:21,980 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:25:21,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:25:21,981 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:25:21,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:25:21,981 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:25:21,981 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:25:21,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:25:21,982 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:25:21,982 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:25:21,982 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:25:21,982 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:25:21,983 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:25:21,983 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:25:21,983 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:25:21,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:25:21,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:25:21,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:25:21,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:25:21,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:25:21,985 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:25:21,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:25:21,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:25:21,986 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:25:22,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:25:22,041 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:25:22,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:25:22,053 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:25:22,060 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:25:22,061 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2019-09-19 17:25:22,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5fc7087/e5e620fca5f743a889e1ae93733334c6/FLAGe07860dd8 [2019-09-19 17:25:22,665 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:25:22,669 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product57.cil.c [2019-09-19 17:25:22,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5fc7087/e5e620fca5f743a889e1ae93733334c6/FLAGe07860dd8 [2019-09-19 17:25:22,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ef5fc7087/e5e620fca5f743a889e1ae93733334c6 [2019-09-19 17:25:22,992 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:25:22,993 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:25:22,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:25:22,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:25:22,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:25:22,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:25:22" (1/1) ... [2019-09-19 17:25:23,002 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2602384c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23, skipping insertion in model container [2019-09-19 17:25:23,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:25:22" (1/1) ... [2019-09-19 17:25:23,008 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:25:23,070 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:25:23,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:25:23,546 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:25:23,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:25:23,675 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:25:23,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23 WrapperNode [2019-09-19 17:25:23,676 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:25:23,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:25:23,677 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:25:23,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:25:23,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23" (1/1) ... [2019-09-19 17:25:23,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23" (1/1) ... [2019-09-19 17:25:23,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23" (1/1) ... [2019-09-19 17:25:23,707 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23" (1/1) ... [2019-09-19 17:25:23,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23" (1/1) ... [2019-09-19 17:25:23,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23" (1/1) ... [2019-09-19 17:25:23,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23" (1/1) ... [2019-09-19 17:25:23,768 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:25:23,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:25:23,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:25:23,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:25:23,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:23" (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 [2019-09-19 17:25:23,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:25:23,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:25:23,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 17:25:23,824 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 17:25:23,824 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 17:25:23,827 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 17:25:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 17:25:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 17:25:23,828 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 17:25:23,829 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 17:25:23,829 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 17:25:23,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 17:25:23,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 17:25:23,830 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 17:25:23,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 17:25:23,830 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 17:25:23,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 17:25:23,833 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 17:25:23,833 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 17:25:23,834 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 17:25:23,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 17:25:23,834 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 17:25:23,835 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 17:25:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 17:25:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 17:25:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 17:25:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 17:25:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 17:25:23,836 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 17:25:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 17:25:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 17:25:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 17:25:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 17:25:23,837 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:25:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 17:25:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 17:25:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 17:25:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 17:25:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 17:25:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 17:25:23,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 17:25:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:25:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:25:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 17:25:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 17:25:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 17:25:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 17:25:23,841 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 17:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 17:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 17:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 17:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 17:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 17:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 17:25:23,842 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 17:25:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 17:25:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 17:25:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 17:25:23,843 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 17:25:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 17:25:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 17:25:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 17:25:23,844 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 17:25:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 17:25:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-19 17:25:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 17:25:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:25:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 17:25:23,845 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 17:25:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 17:25:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 17:25:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 17:25:23,846 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 17:25:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 17:25:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 17:25:23,847 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 17:25:23,848 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:25:23,848 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 17:25:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:25:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:25:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 17:25:23,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:25:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:25:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:25:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:25:23,850 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 17:25:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:25:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 17:25:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 17:25:23,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:25:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 17:25:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 17:25:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 17:25:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:25:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:25:23,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:25:25,456 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:25:25,456 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 17:25:25,458 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:25:25 BoogieIcfgContainer [2019-09-19 17:25:25,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:25:25,459 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:25:25,459 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:25:25,459 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:25:25,461 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:25:25" (1/1) ... [2019-09-19 17:25:25,462 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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_DDA ♦ Intern Fluid=AlwaysFluid [2019-09-19 17:25:25,495 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:25:25,495 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:25:25,509 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:25:25,522 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:25:25,527 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:25:49,743 WARN L191 SmtUtils]: Spent 14.32 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 17:25:51,602 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 17:25:55,678 WARN L191 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 17:25:57,578 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:25:59,468 WARN L191 SmtUtils]: Spent 1.89 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:25:59,485 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-19 17:25:59,525 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 10 for LOIs [2019-09-19 17:25:59,528 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 10 for LOIs [2019-09-19 17:26:00,842 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-19 17:26:00,894 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 17:26:00,913 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-19 17:26:00,922 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 17:26:00,924 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:26:00,925 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:26:00,926 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 677#true [2019-09-19 17:26:00,938 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:26:00,939 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:26:00,940 INFO L168 Benchmark]: Toolchain (without parser) took 37946.78 ms. Allocated memory was 132.6 MB in the beginning and 432.5 MB in the end (delta: 299.9 MB). Free memory was 87.4 MB in the beginning and 103.3 MB in the end (delta: -15.9 MB). Peak memory consumption was 284.0 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:00,941 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 132.6 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:26:00,942 INFO L168 Benchmark]: CACSL2BoogieTranslator took 682.18 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 163.2 MB in the end (delta: -75.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:00,943 INFO L168 Benchmark]: Boogie Preprocessor took 91.85 ms. Allocated memory is still 199.8 MB. Free memory was 163.2 MB in the beginning and 159.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:00,944 INFO L168 Benchmark]: RCFGBuilder took 1689.51 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 159.5 MB in the beginning and 140.3 MB in the end (delta: 19.1 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:00,945 INFO L168 Benchmark]: Sifa took 35479.93 ms. Allocated memory was 223.3 MB in the beginning and 432.5 MB in the end (delta: 209.2 MB). Free memory was 140.3 MB in the beginning and 103.3 MB in the end (delta: 37.1 MB). Peak memory consumption was 246.3 MB. Max. memory is 7.1 GB. [2019-09-19 17:26:00,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 132.6 MB. Free memory is still 106.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 682.18 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 163.2 MB in the end (delta: -75.8 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.85 ms. Allocated memory is still 199.8 MB. Free memory was 163.2 MB in the beginning and 159.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1689.51 ms. Allocated memory was 199.8 MB in the beginning and 223.3 MB in the end (delta: 23.6 MB). Free memory was 159.5 MB in the beginning and 140.3 MB in the end (delta: 19.1 MB). Peak memory consumption was 89.8 MB. Max. memory is 7.1 GB. * Sifa took 35479.93 ms. Allocated memory was 223.3 MB in the beginning and 432.5 MB in the end (delta: 209.2 MB). Free memory was 140.3 MB in the beginning and 103.3 MB in the end (delta: 37.1 MB). Peak memory consumption was 246.3 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]: 35432, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 228, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 151, TOOLS_POST_TIME[ms]: 30087, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 63, TOOLS_POST_RETURN_APPLICATIONS: 59, TOOLS_POST_RETURN_TIME[ms]: 35, TOOLS_QUANTIFIERELIM_APPLICATIONS: 278, TOOLS_QUANTIFIERELIM_TIME[ms]: 30128, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30050, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 231, FLUID_YES_ANSWERS: 231, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 4790, DOMAIN_ALPHA_APPLICATIONS: 231, DOMAIN_ALPHA_TIME[ms]: 254, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 1, DOMAIN_ISBOTTOM_APPLICATIONS: 40, DOMAIN_ISBOTTOM_TIME[ms]: 51, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 629, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 629, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 59, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34350, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34349, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 453, DAG_COMPRESSION_RETAINED_NODES: 213 - UnprovableResult [Line: 969]: 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 677#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...