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_spec5_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:55:51,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:55:51,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:55:51,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:55:51,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:55:51,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:55:51,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:55:51,185 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:55:51,187 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:55:51,188 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:55:51,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:55:51,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:55:51,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:55:51,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:55:51,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:55:51,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:55:51,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:55:51,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:55:51,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:55:51,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:55:51,199 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:55:51,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:55:51,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:55:51,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:55:51,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:55:51,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:55:51,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:55:51,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:55:51,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:55:51,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:55:51,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:55:51,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:55:51,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:55:51,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:55:51,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:55:51,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:55:51,211 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:55:51,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:55:51,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:55:51,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:55:51,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:55:51,214 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 15:55:51,228 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:55:51,229 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:55:51,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:55:51,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:55:51,230 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:55:51,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:55:51,231 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:55:51,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:55:51,231 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:55:51,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:55:51,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:55:51,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:55:51,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:55:51,232 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:55:51,232 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:55:51,233 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:55:51,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:55:51,233 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:55:51,233 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:55:51,233 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:55:51,234 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:55:51,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:55:51,234 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:55:51,234 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:55:51,234 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:55:51,235 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:55:51,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:55:51,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:55:51,235 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 [2019-09-20 15:55:51,266 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:55:51,278 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:55:51,282 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:55:51,283 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:55:51,283 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:55:51,284 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2019-09-20 15:55:51,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977908cfe/8d2fc06e733a428ba05098a2b685491b/FLAG0e820022c [2019-09-20 15:55:51,802 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:55:51,803 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product64.cil.c [2019-09-20 15:55:51,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977908cfe/8d2fc06e733a428ba05098a2b685491b/FLAG0e820022c [2019-09-20 15:55:52,162 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/977908cfe/8d2fc06e733a428ba05098a2b685491b [2019-09-20 15:55:52,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:55:52,175 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:55:52,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:55:52,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:55:52,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:55:52,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,186 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@371a009c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52, skipping insertion in model container [2019-09-20 15:55:52,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,193 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:55:52,263 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:55:52,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:55:52,736 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:55:52,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:55:52,872 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:55:52,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52 WrapperNode [2019-09-20 15:55:52,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:55:52,874 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:55:52,874 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:55:52,874 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:55:52,887 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,907 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,907 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,946 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,951 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52" (1/1) ... [2019-09-20 15:55:52,960 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:55:52,961 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:55:52,961 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:55:52,961 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:55:52,967 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:55:52" (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 15:55:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:55:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:55:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:55:53,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:55:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:55:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:55:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:55:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:55:53,027 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:55:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:55:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:55:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:55:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:55:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:55:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:55:53,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:55:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:55:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:55:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:55:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:55:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:55:53,029 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:55:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:55:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:55:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:55:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:55:53,030 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:55:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:55:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:55:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:55:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:55:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:55:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:55:53,031 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:55:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:55:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:55:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:55:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:55:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:55:53,032 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:55:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:55:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:55:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:55:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:55:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:55:53,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:55:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:55:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:55:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:55:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:55:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:55:53,034 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:55:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-20 15:55:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-20 15:55:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-20 15:55:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:55:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:55:53,035 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:55:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:55:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:55:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:55:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:55:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:55:53,036 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:55:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:55:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:55:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:55:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:55:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:55:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:55:53,037 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:55:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:55:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:55:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:55:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:55:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:55:53,038 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:55:53,039 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:55:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:55:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:55:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:55:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:55:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:55:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:55:53,040 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:55:53,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:55:53,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:55:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:55:53,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:55:54,594 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:55:54,594 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:55:54,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:55:54 BoogieIcfgContainer [2019-09-20 15:55:54,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:55:54,596 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:55:54,597 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:55:54,597 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:55:54,598 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:55:54" (1/1) ... [2019-09-20 15:55:54,598 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 [2019-09-20 15:55:54,620 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:55:54,620 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:55:54,629 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:55:54,637 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:55:54,639 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:56:03,839 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-20 15:56:05,384 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:56:05,547 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:56:05,676 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:56:05,815 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-20 15:56:05,832 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-20 15:56:05,882 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-20 15:56:05,899 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-20 15:56:06,439 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:56:06,775 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:56:07,109 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:56:07,354 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:56:07,584 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:56:07,755 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-20 15:56:08,186 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:56:08,528 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 525 [2019-09-20 15:56:09,060 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:56:10,138 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-20 15:56:10,157 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-20 15:56:10,166 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-20 15:56:10,169 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-20 15:56:10,171 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:56:10,171 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:56:10,173 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1074#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-20 15:56:10,192 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:56:10,193 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:56:10,195 INFO L168 Benchmark]: Toolchain (without parser) took 18021.07 ms. Allocated memory was 141.0 MB in the beginning and 479.7 MB in the end (delta: 338.7 MB). Free memory was 87.3 MB in the beginning and 80.4 MB in the end (delta: 6.9 MB). Peak memory consumption was 345.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:10,196 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-20 15:56:10,197 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.63 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 87.3 MB in the beginning and 164.4 MB in the end (delta: -77.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:10,202 INFO L168 Benchmark]: Boogie Preprocessor took 86.52 ms. Allocated memory is still 200.3 MB. Free memory was 164.4 MB in the beginning and 160.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:10,204 INFO L168 Benchmark]: RCFGBuilder took 1635.45 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 160.0 MB in the beginning and 136.0 MB in the end (delta: 24.0 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:10,206 INFO L168 Benchmark]: Sifa took 15597.02 ms. Allocated memory was 227.0 MB in the beginning and 479.7 MB in the end (delta: 252.7 MB). Free memory was 136.0 MB in the beginning and 80.4 MB in the end (delta: 55.6 MB). Peak memory consumption was 308.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:56:10,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory is still 106.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.63 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 87.3 MB in the beginning and 164.4 MB in the end (delta: -77.1 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.52 ms. Allocated memory is still 200.3 MB. Free memory was 164.4 MB in the beginning and 160.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1635.45 ms. Allocated memory was 200.3 MB in the beginning and 227.0 MB in the end (delta: 26.7 MB). Free memory was 160.0 MB in the beginning and 136.0 MB in the end (delta: 24.0 MB). Peak memory consumption was 86.7 MB. Max. memory is 7.1 GB. * Sifa took 15597.02 ms. Allocated memory was 227.0 MB in the beginning and 479.7 MB in the end (delta: 252.7 MB). Free memory was 136.0 MB in the beginning and 80.4 MB in the end (delta: 55.6 MB). Peak memory consumption was 308.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 15558, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 482, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 339, TOOLS_POST_TIME[ms]: 10973, TOOLS_POST_CALL_APPLICATIONS: 127, TOOLS_POST_CALL_TIME[ms]: 209, TOOLS_POST_RETURN_APPLICATIONS: 118, TOOLS_POST_RETURN_TIME[ms]: 94, TOOLS_QUANTIFIERELIM_APPLICATIONS: 584, TOOLS_QUANTIFIERELIM_TIME[ms]: 11146, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10854, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 497, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 199, DOMAIN_JOIN_TIME[ms]: 3891, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 4, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 21, DOMAIN_ISBOTTOM_APPLICATIONS: 104, DOMAIN_ISBOTTOM_TIME[ms]: 188, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3921, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3921, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 118, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11376, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11375, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 1463, DAG_COMPRESSION_RETAINED_NODES: 375 - UnprovableResult [Line: 648]: 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 1074#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (<= 0 (+ ~pumpRunning~0 2147483648)) (not (= 2 ~waterLevel~0)) (= ~switchedOnBeforeTS~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...