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_spec1_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:31:14,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:31:14,055 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:31:14,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:31:14,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:31:14,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:31:14,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:31:14,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:31:14,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:31:14,073 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:31:14,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:31:14,076 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:31:14,076 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:31:14,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:31:14,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:31:14,079 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:31:14,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:31:14,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:31:14,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:31:14,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:31:14,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:31:14,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:31:14,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:31:14,089 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:31:14,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:31:14,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:31:14,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:31:14,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:31:14,094 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:31:14,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:31:14,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:31:14,097 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:31:14,098 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:31:14,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:31:14,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:31:14,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:31:14,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:31:14,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:31:14,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:31:14,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:31:14,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:31:14,103 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 08:31:14,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:31:14,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:31:14,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:31:14,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:31:14,125 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:31:14,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:31:14,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:31:14,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:31:14,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:31:14,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:31:14,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:31:14,127 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:31:14,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:31:14,128 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:31:14,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:31:14,128 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:31:14,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:31:14,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:31:14,129 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:31:14,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:31:14,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:31:14,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:31:14,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:31:14,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:31:14,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:31:14,131 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:31:14,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:31:14,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:31:14,131 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 08:31:14,185 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:31:14,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:31:14,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:31:14,205 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:31:14,205 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:31:14,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c [2019-09-21 08:31:14,268 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a312310e/2a84a6a1ed2d4172984b7f6aeab44341/FLAG7182ff724 [2019-09-21 08:31:14,815 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:31:14,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product29.cil.c [2019-09-21 08:31:14,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a312310e/2a84a6a1ed2d4172984b7f6aeab44341/FLAG7182ff724 [2019-09-21 08:31:15,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a312310e/2a84a6a1ed2d4172984b7f6aeab44341 [2019-09-21 08:31:15,123 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:31:15,125 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:31:15,126 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:15,126 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:31:15,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:31:15,130 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,133 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c6722 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15, skipping insertion in model container [2019-09-21 08:31:15,133 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,141 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:31:15,202 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:31:15,624 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:15,645 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:31:15,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:31:15,762 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:31:15,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15 WrapperNode [2019-09-21 08:31:15,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:31:15,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:31:15,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:31:15,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:31:15,775 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,801 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,843 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15" (1/1) ... [2019-09-21 08:31:15,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:31:15,870 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:31:15,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:31:15,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:31:15,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:31:15" (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 08:31:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:31:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:31:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:15,949 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-21 08:31:15,950 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-21 08:31:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:31:15,951 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-21 08:31:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-21 08:31:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-21 08:31:15,952 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-21 08:31:15,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-21 08:31:15,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-21 08:31:15,954 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-21 08:31:15,954 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-21 08:31:15,954 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-21 08:31:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-21 08:31:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-21 08:31:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-21 08:31:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:31:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-21 08:31:15,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-21 08:31:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-21 08:31:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-21 08:31:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:15,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-21 08:31:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-21 08:31:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-21 08:31:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-21 08:31:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-21 08:31:15,959 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-21 08:31:15,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-21 08:31:15,960 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-21 08:31:15,960 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-21 08:31:15,960 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-21 08:31:15,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-21 08:31:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:31:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:31:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-21 08:31:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-21 08:31:15,961 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-21 08:31:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-21 08:31:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-21 08:31:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-21 08:31:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-21 08:31:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-21 08:31:15,962 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-21 08:31:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-21 08:31:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-21 08:31:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-21 08:31:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-21 08:31:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-21 08:31:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-21 08:31:15,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-21 08:31:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-21 08:31:15,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:31:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-21 08:31:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-21 08:31:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-21 08:31:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-21 08:31:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-21 08:31:15,965 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-21 08:31:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-21 08:31:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-21 08:31:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-21 08:31:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-21 08:31:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:31:15,966 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-21 08:31:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-21 08:31:15,967 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-21 08:31:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-21 08:31:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:31:15,968 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-21 08:31:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-21 08:31:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:31:15,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:31:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:31:15,970 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-21 08:31:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:31:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-21 08:31:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-21 08:31:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:31:15,971 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-21 08:31:15,972 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-21 08:31:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-21 08:31:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-21 08:31:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:31:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:31:15,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:31:17,683 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:31:17,683 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-21 08:31:17,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:17 BoogieIcfgContainer [2019-09-21 08:31:17,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:31:17,685 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:31:17,686 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:31:17,686 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:31:17,687 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:31:17" (1/1) ... [2019-09-21 08:31:17,688 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 08:31:17,712 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:31:17,712 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:31:17,721 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:31:17,731 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:31:17,733 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:31:27,848 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 08:31:29,785 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-21 08:31:29,965 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:30,101 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:30,242 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-21 08:31:30,270 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-21 08:31:30,339 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-21 08:31:30,344 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-21 08:31:30,940 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-21 08:31:31,334 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:31:31,697 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-21 08:31:32,015 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:31:32,253 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-21 08:31:32,458 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-21 08:31:32,794 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-21 08:31:33,121 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-21 08:31:33,428 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 518 DAG size of output: 516 [2019-09-21 08:31:33,564 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 521 DAG size of output: 521 [2019-09-21 08:31:34,348 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:31:34,502 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:31:34,608 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-21 08:31:35,008 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 549 [2019-09-21 08:31:35,220 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 549 [2019-09-21 08:31:35,476 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:31:35,695 WARN L191 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:31:35,967 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:31:36,153 WARN L191 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:31:36,338 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2019-09-21 08:31:37,111 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 548 [2019-09-21 08:31:37,638 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:31:37,998 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:31:38,263 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:31:38,584 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:31:38,980 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-21 08:31:39,266 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 513 [2019-09-21 08:31:39,377 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 513 [2019-09-21 08:31:40,125 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 554 DAG size of output: 548 [2019-09-21 08:31:40,309 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-21 08:31:40,556 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:31:40,782 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-09-21 08:31:40,800 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-21 08:31:40,803 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 491 for LOIs [2019-09-21 08:31:41,068 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-21 08:31:41,073 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-21 08:31:41,076 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 08:31:41,076 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 08:31:41,078 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 396#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-21 08:31:41,091 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 08:31:41,092 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 08:31:41,094 INFO L168 Benchmark]: Toolchain (without parser) took 25968.77 ms. Allocated memory was 132.6 MB in the beginning and 797.4 MB in the end (delta: 664.8 MB). Free memory was 85.8 MB in the beginning and 490.0 MB in the end (delta: -404.2 MB). Peak memory consumption was 260.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:41,101 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-21 08:31:41,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.35 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 85.6 MB in the beginning and 164.2 MB in the end (delta: -78.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:41,104 INFO L168 Benchmark]: Boogie Preprocessor took 106.25 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:41,106 INFO L168 Benchmark]: RCFGBuilder took 1815.24 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 159.9 MB in the beginning and 142.8 MB in the end (delta: 17.1 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:41,112 INFO L168 Benchmark]: Sifa took 23406.14 ms. Allocated memory was 223.3 MB in the beginning and 797.4 MB in the end (delta: 574.1 MB). Free memory was 142.8 MB in the beginning and 490.0 MB in the end (delta: -347.2 MB). Peak memory consumption was 226.9 MB. Max. memory is 7.1 GB. [2019-09-21 08:31:41,118 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.35 ms. Allocated memory was 132.6 MB in the beginning and 199.2 MB in the end (delta: 66.6 MB). Free memory was 85.6 MB in the beginning and 164.2 MB in the end (delta: -78.6 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.25 ms. Allocated memory is still 199.2 MB. Free memory was 163.6 MB in the beginning and 159.9 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1815.24 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 159.9 MB in the beginning and 142.8 MB in the end (delta: 17.1 MB). Peak memory consumption was 90.1 MB. Max. memory is 7.1 GB. * Sifa took 23406.14 ms. Allocated memory was 223.3 MB in the beginning and 797.4 MB in the end (delta: 574.1 MB). Free memory was 142.8 MB in the beginning and 490.0 MB in the end (delta: -347.2 MB). Peak memory consumption was 226.9 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]: 23366, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 198, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 129, TOOLS_POST_TIME[ms]: 12329, TOOLS_POST_CALL_APPLICATIONS: 60, TOOLS_POST_CALL_TIME[ms]: 236, TOOLS_POST_RETURN_APPLICATIONS: 53, TOOLS_POST_RETURN_TIME[ms]: 122, TOOLS_QUANTIFIERELIM_APPLICATIONS: 241, TOOLS_QUANTIFIERELIM_TIME[ms]: 12564, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12170, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 201, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 67, DOMAIN_JOIN_TIME[ms]: 10288, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 3, DOMAIN_ISSUBSETEQ_TIME[ms]: 30, DOMAIN_ISBOTTOM_APPLICATIONS: 38, DOMAIN_ISBOTTOM_TIME[ms]: 198, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5288, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5287, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 3, CALL_SUMMARIZER_APPLICATIONS: 53, CALL_SUMMARIZER_CACHE_MISSES: 23, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12631, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12630, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 481, DAG_COMPRESSION_RETAINED_NODES: 194 - UnprovableResult [Line: 934]: 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 396#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...