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_spec4_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:35:03,037 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:35:03,039 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:35:03,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:35:03,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:35:03,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:35:03,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:35:03,055 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:35:03,057 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:35:03,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:35:03,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:35:03,060 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:35:03,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:35:03,061 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:35:03,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:35:03,063 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:35:03,064 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:35:03,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:35:03,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:35:03,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:35:03,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:35:03,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:35:03,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:35:03,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:35:03,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:35:03,077 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:35:03,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:35:03,078 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:35:03,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:35:03,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:35:03,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:35:03,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:35:03,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:35:03,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:35:03,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:35:03,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:35:03,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:35:03,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:35:03,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:35:03,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:35:03,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:35:03,093 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 08:35:03,114 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:35:03,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:35:03,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:35:03,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:35:03,117 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:35:03,117 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:35:03,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:35:03,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:35:03,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:35:03,118 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:35:03,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:35:03,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:35:03,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:35:03,120 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:35:03,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:35:03,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:35:03,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:35:03,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:35:03,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:35:03,121 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:35:03,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:35:03,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:35:03,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:35:03,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:35:03,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:35:03,123 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:35:03,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:35:03,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:35:03,123 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 08:35:03,157 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:35:03,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:35:03,175 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:35:03,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:35:03,176 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:35:03,177 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2019-09-21 08:35:03,236 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55426659c/25b91126288646e29f3382ae05372b61/FLAGc0957aafa [2019-09-21 08:35:03,706 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:35:03,707 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2019-09-21 08:35:03,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55426659c/25b91126288646e29f3382ae05372b61/FLAGc0957aafa [2019-09-21 08:35:04,011 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55426659c/25b91126288646e29f3382ae05372b61 [2019-09-21 08:35:04,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:35:04,028 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:35:04,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:04,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:35:04,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:35:04,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2476905b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04, skipping insertion in model container [2019-09-21 08:35:04,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,050 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:35:04,114 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:35:04,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:04,619 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:35:04,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:35:04,746 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:35:04,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04 WrapperNode [2019-09-21 08:35:04,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:35:04,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:35:04,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:35:04,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:35:04,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,846 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04" (1/1) ... [2019-09-21 08:35:04,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:35:04,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:35:04,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:35:04,863 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:35:04,866 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:35:04" (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 08:35:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:35:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:35:04,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:04,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:35:04,946 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:35:04,946 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:35:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-21 08:35:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:35:04,947 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:35:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:35:04,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:35:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:35:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-21 08:35:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:35:04,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:35:04,952 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:35:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:35:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:35:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:35:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:35:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:35:04,953 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:35:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:35:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:35:04,954 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:35:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:35:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:35:04,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:35:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:35:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:35:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:35:04,956 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:35:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:35:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:35:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:35:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:35:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:35:04,957 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:35:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:35:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:35:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:35:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:35:04,958 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:35:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:35:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-21 08:35:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-21 08:35:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:35:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-21 08:35:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:35:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:35:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:35:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:35:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:35:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:35:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:35:04,961 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:35:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:35:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:35:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:35:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:35:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:35:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:35:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:35:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:35:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:35:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:35:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:35:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:35:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:35:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:35:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:35:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:35:04,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:35:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:35:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:35:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:35:04,966 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:35:04,967 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:35:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:35:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:35:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:35:04,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:35:06,440 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:35:06,441 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:35:06,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:06 BoogieIcfgContainer [2019-09-21 08:35:06,442 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:35:06,443 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:35:06,443 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:35:06,443 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:35:06,444 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:35:06" (1/1) ... [2019-09-21 08:35:06,445 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 08:35:06,471 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:35:06,472 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:35:06,480 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:35:06,490 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:35:06,492 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:35:15,888 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:35:17,646 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:35:17,784 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:17,940 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:18,065 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:35:18,081 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-21 08:35:18,127 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-21 08:35:18,133 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-21 08:35:18,302 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:35:18,420 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-21 08:35:19,018 WARN L191 SmtUtils]: Spent 460.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:35:19,357 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:35:19,630 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:35:20,074 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:35:20,485 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:20,812 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:21,038 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:21,286 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:21,465 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:21,652 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:21,850 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:22,044 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2019-09-21 08:35:22,385 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:35:22,653 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 515 [2019-09-21 08:35:22,928 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:35:23,411 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:35:23,756 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:35:24,086 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-21 08:35:25,336 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:25,472 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:25,589 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:25,705 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:26,041 WARN L191 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:26,278 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:26,473 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:26,661 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:26,850 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:26,959 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:27,346 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:27,515 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:27,785 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 559 [2019-09-21 08:35:28,267 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:28,728 WARN L191 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:28,903 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:29,100 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:29,277 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:29,467 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:29,582 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:30,151 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:30,645 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:31,103 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 559 [2019-09-21 08:35:31,392 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 527 [2019-09-21 08:35:31,702 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:31,879 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:32,051 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:32,164 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-21 08:35:32,365 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:32,537 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:35:32,947 WARN L191 SmtUtils]: Spent 400.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:33,281 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 551 [2019-09-21 08:35:33,868 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 20 for LOIs [2019-09-21 08:35:33,944 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 3 for LOIs [2019-09-21 08:35:33,959 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 12 for LOIs [2019-09-21 08:35:33,964 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 22 for LOIs [2019-09-21 08:35:33,967 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:35:33,968 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:35:33,970 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 709#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))) [2019-09-21 08:35:33,986 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:35:33,986 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:35:33,992 INFO L168 Benchmark]: Toolchain (without parser) took 29960.17 ms. Allocated memory was 132.1 MB in the beginning and 903.3 MB in the end (delta: 771.2 MB). Free memory was 85.8 MB in the beginning and 111.0 MB in the end (delta: -25.2 MB). Peak memory consumption was 746.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:33,994 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 08:35:33,997 INFO L168 Benchmark]: CACSL2BoogieTranslator took 716.59 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.6 MB in the beginning and 165.1 MB in the end (delta: -79.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:34,004 INFO L168 Benchmark]: Boogie Preprocessor took 114.11 ms. Allocated memory is still 199.2 MB. Free memory was 165.1 MB in the beginning and 160.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:34,006 INFO L168 Benchmark]: RCFGBuilder took 1579.59 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 160.7 MB in the beginning and 151.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:34,007 INFO L168 Benchmark]: Sifa took 27543.75 ms. Allocated memory was 221.8 MB in the beginning and 903.3 MB in the end (delta: 681.6 MB). Free memory was 151.6 MB in the beginning and 111.0 MB in the end (delta: 40.6 MB). Peak memory consumption was 722.2 MB. Max. memory is 7.1 GB. [2019-09-21 08:35:34,016 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 132.1 MB. Free memory was 105.1 MB in the beginning and 104.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 716.59 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 85.6 MB in the beginning and 165.1 MB in the end (delta: -79.5 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.11 ms. Allocated memory is still 199.2 MB. Free memory was 165.1 MB in the beginning and 160.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1579.59 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 160.7 MB in the beginning and 151.6 MB in the end (delta: 9.1 MB). Peak memory consumption was 92.6 MB. Max. memory is 7.1 GB. * Sifa took 27543.75 ms. Allocated memory was 221.8 MB in the beginning and 903.3 MB in the end (delta: 681.6 MB). Free memory was 151.6 MB in the beginning and 111.0 MB in the end (delta: 40.6 MB). Peak memory consumption was 722.2 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]: 27499, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 350, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 248, TOOLS_POST_TIME[ms]: 11499, TOOLS_POST_CALL_APPLICATIONS: 84, TOOLS_POST_CALL_TIME[ms]: 275, TOOLS_POST_RETURN_APPLICATIONS: 75, TOOLS_POST_RETURN_TIME[ms]: 137, TOOLS_QUANTIFIERELIM_APPLICATIONS: 407, TOOLS_QUANTIFIERELIM_TIME[ms]: 11734, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11233, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 366, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 120, DOMAIN_JOIN_TIME[ms]: 14859, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 54, DOMAIN_ISSUBSETEQ_APPLICATIONS: 16, DOMAIN_ISSUBSETEQ_TIME[ms]: 54, DOMAIN_ISBOTTOM_APPLICATIONS: 79, DOMAIN_ISBOTTOM_TIME[ms]: 429, LOOP_SUMMARIZER_APPLICATIONS: 10, LOOP_SUMMARIZER_CACHE_MISSES: 10, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5381, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5380, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 16, CALL_SUMMARIZER_APPLICATIONS: 75, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11623, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11622, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 753, DAG_COMPRESSION_RETAINED_NODES: 253 - 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 709#(and (<= ~waterLevel~0 2147483647) (<= ~pumpRunning~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= 0 ~waterLevel~0) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...