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_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 22:35:27,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 22:35:27,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 22:35:27,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 22:35:27,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 22:35:27,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 22:35:27,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 22:35:27,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 22:35:27,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 22:35:27,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 22:35:27,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 22:35:27,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 22:35:27,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 22:35:27,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 22:35:27,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 22:35:27,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 22:35:27,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 22:35:27,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 22:35:27,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 22:35:27,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 22:35:27,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 22:35:27,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 22:35:27,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 22:35:27,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 22:35:27,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 22:35:27,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 22:35:27,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 22:35:27,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 22:35:27,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 22:35:27,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 22:35:27,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 22:35:27,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 22:35:27,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 22:35:27,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 22:35:27,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 22:35:27,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 22:35:27,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 22:35:27,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 22:35:27,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 22:35:27,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 22:35:27,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 22:35:27,989 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 [2019-09-20 22:35:28,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 22:35:28,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 22:35:28,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 22:35:28,005 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 22:35:28,005 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 22:35:28,005 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 22:35:28,006 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 22:35:28,006 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 22:35:28,006 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 22:35:28,006 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 22:35:28,006 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 22:35:28,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 22:35:28,007 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 22:35:28,007 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 22:35:28,007 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 22:35:28,007 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 22:35:28,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 22:35:28,008 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 22:35:28,008 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 22:35:28,008 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 22:35:28,008 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 22:35:28,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 22:35:28,009 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 22:35:28,009 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 22:35:28,009 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 22:35:28,009 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 22:35:28,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 22:35:28,010 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 22:35:28,010 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 [2019-09-20 22:35:28,042 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 22:35:28,056 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 22:35:28,062 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 22:35:28,064 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 22:35:28,064 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 22:35:28,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-09-20 22:35:28,144 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a350befb/052557a11d124e16bd7a73581a3a8752/FLAG534e08ecf [2019-09-20 22:35:28,712 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 22:35:28,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-09-20 22:35:28,732 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a350befb/052557a11d124e16bd7a73581a3a8752/FLAG534e08ecf [2019-09-20 22:35:28,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a350befb/052557a11d124e16bd7a73581a3a8752 [2019-09-20 22:35:29,001 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 22:35:29,003 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 22:35:29,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 22:35:29,004 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 22:35:29,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 22:35:29,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:35:28" (1/1) ... [2019-09-20 22:35:29,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58e28d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29, skipping insertion in model container [2019-09-20 22:35:29,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 10:35:28" (1/1) ... [2019-09-20 22:35:29,019 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 22:35:29,074 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 22:35:29,478 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:35:29,504 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 22:35:29,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 22:35:29,646 INFO L192 MainTranslator]: Completed translation [2019-09-20 22:35:29,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29 WrapperNode [2019-09-20 22:35:29,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 22:35:29,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 22:35:29,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 22:35:29,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 22:35:29,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29" (1/1) ... [2019-09-20 22:35:29,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29" (1/1) ... [2019-09-20 22:35:29,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29" (1/1) ... [2019-09-20 22:35:29,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29" (1/1) ... [2019-09-20 22:35:29,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29" (1/1) ... [2019-09-20 22:35:29,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29" (1/1) ... [2019-09-20 22:35:29,722 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29" (1/1) ... [2019-09-20 22:35:29,729 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 22:35:29,729 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 22:35:29,730 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 22:35:29,730 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 22:35:29,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 10:35:29" (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 [2019-09-20 22:35:29,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 22:35:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 22:35:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 22:35:29,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 22:35:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 22:35:29,791 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 22:35:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 22:35:29,792 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 22:35:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 22:35:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 22:35:29,793 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 22:35:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 22:35:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 22:35:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 22:35:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 22:35:29,794 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 22:35:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 22:35:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 22:35:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 22:35:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 22:35:29,797 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 22:35:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 22:35:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 22:35:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 22:35:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 22:35:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 22:35:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 22:35:29,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 22:35:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 22:35:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 22:35:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 22:35:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 22:35:29,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 22:35:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 22:35:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 22:35:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 22:35:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 22:35:29,800 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 22:35:29,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 22:35:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 22:35:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 22:35:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 22:35:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 22:35:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 22:35:29,801 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 22:35:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 22:35:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 22:35:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 22:35:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 22:35:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 22:35:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 22:35:29,802 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 22:35:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 22:35:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 22:35:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 22:35:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 22:35:29,803 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 22:35:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 22:35:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 22:35:29,804 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 22:35:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 22:35:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 22:35:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 22:35:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 22:35:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 22:35:29,805 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 22:35:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 22:35:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 22:35:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 22:35:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 22:35:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 22:35:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 22:35:29,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 22:35:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 22:35:29,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 22:35:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 22:35:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 22:35:29,808 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 22:35:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 22:35:29,809 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 22:35:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 22:35:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 22:35:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 22:35:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 22:35:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 22:35:29,810 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 22:35:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 22:35:29,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 22:35:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 22:35:29,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 22:35:31,304 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 22:35:31,305 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 22:35:31,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:35:31 BoogieIcfgContainer [2019-09-20 22:35:31,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 22:35:31,307 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 22:35:31,307 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 22:35:31,307 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 22:35:31,308 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 10:35:31" (1/1) ... [2019-09-20 22:35:31,309 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 [2019-09-20 22:35:31,332 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 22:35:31,332 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 22:35:31,341 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 22:35:31,350 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 22:35:31,352 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 22:35:51,862 WARN L191 SmtUtils]: Spent 12.38 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 22:35:53,659 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 22:35:57,706 WARN L191 SmtUtils]: Spent 4.04 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-20 22:35:59,649 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:36:01,578 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-20 22:36:01,612 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-20 22:36:01,645 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 10 for LOIs [2019-09-20 22:36:01,649 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 10 for LOIs [2019-09-20 22:36:02,706 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-20 22:36:02,757 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 22:36:02,776 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-20 22:36:02,791 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-20 22:36:02,793 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 22:36:02,793 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 22:36:02,795 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 471#true [2019-09-20 22:36:02,810 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 22:36:02,810 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 22:36:02,814 INFO L168 Benchmark]: Toolchain (without parser) took 33809.91 ms. Allocated memory was 140.5 MB in the beginning and 430.4 MB in the end (delta: 289.9 MB). Free memory was 87.4 MB in the beginning and 194.7 MB in the end (delta: -107.3 MB). Peak memory consumption was 182.6 MB. Max. memory is 7.1 GB. [2019-09-20 22:36:02,815 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-20 22:36:02,817 INFO L168 Benchmark]: CACSL2BoogieTranslator took 643.28 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 87.2 MB in the beginning and 166.9 MB in the end (delta: -79.7 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-20 22:36:02,820 INFO L168 Benchmark]: Boogie Preprocessor took 81.65 ms. Allocated memory is still 200.3 MB. Free memory was 166.9 MB in the beginning and 162.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 22:36:02,827 INFO L168 Benchmark]: RCFGBuilder took 1576.82 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 162.5 MB in the beginning and 147.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2019-09-20 22:36:02,828 INFO L168 Benchmark]: Sifa took 31504.10 ms. Allocated memory was 226.5 MB in the beginning and 430.4 MB in the end (delta: 203.9 MB). Free memory was 147.9 MB in the beginning and 194.7 MB in the end (delta: -46.8 MB). Peak memory consumption was 157.1 MB. Max. memory is 7.1 GB. [2019-09-20 22:36:02,836 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 140.5 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 643.28 ms. Allocated memory was 140.5 MB in the beginning and 200.3 MB in the end (delta: 59.8 MB). Free memory was 87.2 MB in the beginning and 166.9 MB in the end (delta: -79.7 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.65 ms. Allocated memory is still 200.3 MB. Free memory was 166.9 MB in the beginning and 162.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1576.82 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 162.5 MB in the beginning and 147.9 MB in the end (delta: 14.6 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. * Sifa took 31504.10 ms. Allocated memory was 226.5 MB in the beginning and 430.4 MB in the end (delta: 203.9 MB). Free memory was 147.9 MB in the beginning and 194.7 MB in the end (delta: -46.8 MB). Peak memory consumption was 157.1 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]: 31464, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 158, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 102, TOOLS_POST_TIME[ms]: 26305, TOOLS_POST_CALL_APPLICATIONS: 45, TOOLS_POST_CALL_TIME[ms]: 52, TOOLS_POST_RETURN_APPLICATIONS: 36, TOOLS_POST_RETURN_TIME[ms]: 25, TOOLS_QUANTIFIERELIM_APPLICATIONS: 183, TOOLS_QUANTIFIERELIM_TIME[ms]: 26338, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26276, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 162, FLUID_YES_ANSWERS: 162, DOMAIN_JOIN_APPLICATIONS: 52, DOMAIN_JOIN_TIME[ms]: 4702, DOMAIN_ALPHA_APPLICATIONS: 162, DOMAIN_ALPHA_TIME[ms]: 230, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 1, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 28, DOMAIN_ISBOTTOM_TIME[ms]: 32, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 415, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 415, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 36, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30404, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30402, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 29, DAG_COMPRESSION_PROCESSED_NODES: 372, DAG_COMPRESSION_RETAINED_NODES: 177 - UnprovableResult [Line: 44]: 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 471#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...