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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product45.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:08:50,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:08:50,116 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:08:50,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:08:50,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:08:50,128 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:08:50,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:08:50,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:08:50,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:08:50,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:08:50,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:08:50,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:08:50,136 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:08:50,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:08:50,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:08:50,139 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:08:50,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:08:50,140 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:08:50,142 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:08:50,144 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:08:50,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:08:50,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:08:50,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:08:50,148 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:08:50,150 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:08:50,151 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:08:50,151 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:08:50,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:08:50,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:08:50,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:08:50,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:08:50,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:08:50,155 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:08:50,155 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:08:50,156 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:08:50,156 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:08:50,159 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:08:50,159 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:08:50,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:08:50,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:08:50,161 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:08:50,162 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 [2019-09-25 17:08:50,191 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:08:50,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:08:50,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:08:50,193 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:08:50,193 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:08:50,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:08:50,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:08:50,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:08:50,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:08:50,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:08:50,196 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:08:50,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:08:50,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:08:50,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:08:50,197 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:08:50,197 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:08:50,197 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:08:50,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:08:50,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:08:50,198 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:08:50,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:08:50,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:08:50,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:08:50,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:08:50,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:08:50,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:08:50,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:08:50,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:08:50,200 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:08:50,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:08:50,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:08:50,275 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:08:50,277 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:08:50,277 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:08:50,278 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product45.cil.c [2019-09-25 17:08:50,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e429eb02/c7ac1e76f3e64a579470ccceeb82f5b2/FLAGe67446708 [2019-09-25 17:08:50,825 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:08:50,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product45.cil.c [2019-09-25 17:08:50,840 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e429eb02/c7ac1e76f3e64a579470ccceeb82f5b2/FLAGe67446708 [2019-09-25 17:08:51,145 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e429eb02/c7ac1e76f3e64a579470ccceeb82f5b2 [2019-09-25 17:08:51,157 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:08:51,158 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:08:51,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:51,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:08:51,162 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:08:51,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2d1988 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51, skipping insertion in model container [2019-09-25 17:08:51,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,171 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:08:51,230 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:08:51,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:51,667 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:08:51,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:08:51,788 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:08:51,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51 WrapperNode [2019-09-25 17:08:51,790 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:08:51,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:08:51,791 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:08:51,791 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:08:51,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,866 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,877 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51" (1/1) ... [2019-09-25 17:08:51,888 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:08:51,889 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:08:51,889 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:08:51,889 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:08:51,890 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:08:51" (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 [2019-09-25 17:08:51,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:08:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:08:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-09-25 17:08:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:08:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:08:51,952 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:08:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:08:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:08:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:08:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-25 17:08:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:08:51,953 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:08:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:08:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:08:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:08:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:08:51,954 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:08:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:08:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:08:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-09-25 17:08:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:08:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:08:51,955 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:08:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:08:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:08:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-25 17:08:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:08:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:08:51,956 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:08:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:08:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:08:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:08:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:51,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:08:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:08:51,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:08:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:08:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:08:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:08:51,958 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:08:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:08:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:08:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:08:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-09-25 17:08:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:08:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:08:51,959 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:08:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:08:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-25 17:08:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:08:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:08:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:08:51,960 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:08:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:08:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:08:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:08:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:08:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:08:51,961 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:08:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:08:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:08:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:08:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:08:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:08:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:08:51,962 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-25 17:08:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-25 17:08:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:08:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-09-25 17:08:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:08:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:08:51,963 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:08:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:08:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:08:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:08:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:08:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:08:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:08:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:08:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:08:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:08:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:08:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:08:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:08:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:08:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:08:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:08:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:08:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:08:53,434 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:08:53,434 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:08:53,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:53 BoogieIcfgContainer [2019-09-25 17:08:53,437 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:08:53,437 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:08:53,437 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:08:53,438 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:08:53,439 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:08:53" (1/1) ... [2019-09-25 17:08:53,440 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:08:53,467 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:08:53,467 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:08:53,479 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:08:53,490 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:08:53,492 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:09:03,096 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-25 17:09:04,775 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:09:04,918 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:09:05,038 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:09:05,179 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-25 17:09:05,195 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-25 17:09:05,245 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-25 17:09:05,251 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-25 17:09:05,757 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-25 17:09:06,175 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-25 17:09:06,472 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-25 17:09:06,737 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2019-09-25 17:09:07,186 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-25 17:09:07,461 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-25 17:09:07,706 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-25 17:09:07,708 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 72 for LOIs [2019-09-25 17:09:07,744 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 66 for LOIs [2019-09-25 17:09:07,751 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 78 for LOIs [2019-09-25 17:09:07,759 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:09:07,760 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:09:07,762 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 504#(and (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= ~systemActive~0 1) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)) [2019-09-25 17:09:07,774 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:09:07,774 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:09:07,776 INFO L168 Benchmark]: Toolchain (without parser) took 16617.61 ms. Allocated memory was 139.5 MB in the beginning and 418.9 MB in the end (delta: 279.4 MB). Free memory was 85.7 MB in the beginning and 209.8 MB in the end (delta: -124.1 MB). Peak memory consumption was 155.4 MB. Max. memory is 7.1 GB. [2019-09-25 17:09:07,777 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory is still 105.2 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 17:09:07,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.90 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 85.7 MB in the beginning and 164.8 MB in the end (delta: -79.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:09:07,784 INFO L168 Benchmark]: Boogie Preprocessor took 98.12 ms. Allocated memory is still 199.2 MB. Free memory was 164.8 MB in the beginning and 161.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:09:07,791 INFO L168 Benchmark]: RCFGBuilder took 1547.93 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 161.2 MB in the beginning and 143.7 MB in the end (delta: 17.4 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:09:07,794 INFO L168 Benchmark]: Sifa took 14337.40 ms. Allocated memory was 223.3 MB in the beginning and 418.9 MB in the end (delta: 195.6 MB). Free memory was 143.7 MB in the beginning and 209.8 MB in the end (delta: -66.1 MB). Peak memory consumption was 129.5 MB. Max. memory is 7.1 GB. [2019-09-25 17:09:07,800 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 139.5 MB. Free memory is still 105.2 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 630.90 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 85.7 MB in the beginning and 164.8 MB in the end (delta: -79.1 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.12 ms. Allocated memory is still 199.2 MB. Free memory was 164.8 MB in the beginning and 161.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1547.93 ms. Allocated memory was 199.2 MB in the beginning and 223.3 MB in the end (delta: 24.1 MB). Free memory was 161.2 MB in the beginning and 143.7 MB in the end (delta: 17.4 MB). Peak memory consumption was 91.5 MB. Max. memory is 7.1 GB. * Sifa took 14337.40 ms. Allocated memory was 223.3 MB in the beginning and 418.9 MB in the end (delta: 195.6 MB). Free memory was 143.7 MB in the beginning and 209.8 MB in the end (delta: -66.1 MB). Peak memory consumption was 129.5 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]: 14295, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 233, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 146, TOOLS_POST_TIME[ms]: 11403, TOOLS_POST_CALL_APPLICATIONS: 68, TOOLS_POST_CALL_TIME[ms]: 133, TOOLS_POST_RETURN_APPLICATIONS: 61, TOOLS_POST_RETURN_TIME[ms]: 45, TOOLS_QUANTIFIERELIM_APPLICATIONS: 274, TOOLS_QUANTIFIERELIM_TIME[ms]: 11500, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11344, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 237, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 70, DOMAIN_JOIN_TIME[ms]: 2480, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 7, DOMAIN_ISBOTTOM_APPLICATIONS: 35, DOMAIN_ISBOTTOM_TIME[ms]: 79, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 535, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 534, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 61, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11751, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11750, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 438, DAG_COMPRESSION_RETAINED_NODES: 223 - UnprovableResult [Line: 580]: 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 504#(and (= |#t~string8.offset| 0) (= |#t~string21.offset| 0) (= |#t~string61.offset| 0) (= |#t~string29.offset| 0) (= |#t~string4.offset| 0) (= |#t~string67.offset| 0) (= |#t~string27.offset| 0) (= ~systemActive~0 1) (= |#t~string10.offset| 0) (= |#t~string58.offset| 0) (= |#t~string72.offset| 0) (= |#t~string62.offset| 0) (= |#t~string19.offset| 0) (= ~head~0.base 0) (= |#t~string59.offset| 0) (= |#t~string12.offset| 0) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (= |#NULL.base| 0) (= |#t~string33.offset| 0) (= |#t~string71.offset| 0) (= 0 ~methaneLevelCritical~0) (= 2 ~waterLevel~0) (= |#t~string25.offset| 0) (= |#t~string60.offset| 0) (= ~head~0.offset 0) (= |#t~string6.offset| 0) (= |#t~string63.offset| 0) (= |#t~string31.offset| 0) (= |#t~string70.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (= |#t~string23.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...