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_spec5_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:10:47,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:10:47,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:10:47,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:10:47,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:10:47,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:10:47,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:10:47,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:10:47,156 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:10:47,157 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:10:47,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:10:47,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:10:47,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:10:47,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:10:47,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:10:47,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:10:47,163 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:10:47,164 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:10:47,166 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:10:47,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:10:47,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:10:47,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:10:47,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:10:47,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:10:47,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:10:47,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:10:47,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:10:47,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:10:47,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:10:47,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:10:47,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:10:47,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:10:47,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:10:47,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:10:47,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:10:47,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:10:47,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:10:47,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:10:47,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:10:47,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:10:47,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:10:47,184 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 17:10:47,199 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:10:47,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:10:47,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:10:47,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:10:47,201 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:10:47,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:10:47,201 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:10:47,202 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:10:47,202 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:10:47,202 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:10:47,202 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:10:47,202 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:10:47,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:10:47,203 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:10:47,203 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:10:47,203 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:10:47,203 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:10:47,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:10:47,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:10:47,204 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:10:47,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:10:47,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:10:47,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:10:47,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:10:47,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:10:47,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:10:47,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:10:47,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:10:47,206 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 17:10:47,244 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:10:47,255 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:10:47,259 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:10:47,260 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:10:47,260 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:10:47,261 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2019-09-25 17:10:47,319 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/154a21a7f/c31844a5dca84ea18052cb0b5d88275d/FLAG0e1494a7d [2019-09-25 17:10:47,817 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:10:47,817 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product19.cil.c [2019-09-25 17:10:47,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/154a21a7f/c31844a5dca84ea18052cb0b5d88275d/FLAG0e1494a7d [2019-09-25 17:10:48,176 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/154a21a7f/c31844a5dca84ea18052cb0b5d88275d [2019-09-25 17:10:48,185 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:10:48,187 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:10:48,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:10:48,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:10:48,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:10:48,191 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4caf3c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48, skipping insertion in model container [2019-09-25 17:10:48,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,199 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:10:48,264 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:10:48,755 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:10:48,768 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:10:48,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:10:48,901 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:10:48,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48 WrapperNode [2019-09-25 17:10:48,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:10:48,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:10:48,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:10:48,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:10:48,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,935 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48" (1/1) ... [2019-09-25 17:10:48,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:10:48,987 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:10:48,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:10:48,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:10:48,989 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:10:48" (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 17:10:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:10:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:10:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-25 17:10:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-25 17:10:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-25 17:10:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-25 17:10:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-25 17:10:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-25 17:10:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-25 17:10:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-25 17:10:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-25 17:10:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-25 17:10:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-25 17:10:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-25 17:10:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-25 17:10:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-25 17:10:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-25 17:10:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-25 17:10:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-25 17:10:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-25 17:10:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-25 17:10:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-25 17:10:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-25 17:10:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-25 17:10:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-25 17:10:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-25 17:10:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-25 17:10:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-25 17:10:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-25 17:10:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-25 17:10:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-25 17:10:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-25 17:10:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:10:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:10:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:10:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-25 17:10:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-25 17:10:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-25 17:10:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-25 17:10:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:10:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:10:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:10:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-25 17:10:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-25 17:10:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-25 17:10:49,053 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-25 17:10:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-25 17:10:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-25 17:10:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-25 17:10:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-25 17:10:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-25 17:10:49,054 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-25 17:10:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-25 17:10:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-25 17:10:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-25 17:10:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-25 17:10:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-25 17:10:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-09-25 17:10:49,055 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-09-25 17:10:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-25 17:10:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-25 17:10:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-25 17:10:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-25 17:10:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-25 17:10:49,056 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-25 17:10:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-25 17:10:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-25 17:10:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-25 17:10:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-25 17:10:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-25 17:10:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-25 17:10:49,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-25 17:10:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-25 17:10:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-25 17:10:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-25 17:10:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-25 17:10:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-25 17:10:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-25 17:10:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-25 17:10:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-25 17:10:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-25 17:10:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-25 17:10:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-25 17:10:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-25 17:10:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-25 17:10:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-25 17:10:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-09-25 17:10:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-25 17:10:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-25 17:10:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-25 17:10:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:10:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:10:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-25 17:10:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:10:50,566 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:10:50,566 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-25 17:10:50,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:10:50 BoogieIcfgContainer [2019-09-25 17:10:50,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:10:50,568 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:10:50,568 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:10:50,568 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:10:50,569 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:10:50" (1/1) ... [2019-09-25 17:10:50,570 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 17:10:50,593 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:10:50,596 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:10:50,605 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:10:50,613 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:10:50,615 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:10:59,118 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-09-25 17:11:00,839 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-25 17:11:00,981 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:01,104 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:01,253 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-09-25 17:11:01,268 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 484 for LOIs [2019-09-25 17:11:01,323 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 484 for LOIs [2019-09-25 17:11:01,340 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 484 for LOIs [2019-09-25 17:11:01,909 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-25 17:11:02,311 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:11:02,606 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 514 [2019-09-25 17:11:02,784 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 528 [2019-09-25 17:11:03,720 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 504 [2019-09-25 17:11:04,167 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-25 17:11:04,470 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-25 17:11:04,728 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-25 17:11:05,000 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-25 17:11:05,023 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-25 17:11:05,032 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 1 for LOIs [2019-09-25 17:11:05,035 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-25 17:11:05,036 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:11:05,037 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:11:05,039 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 591#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~switchedOnBeforeTS~0 0) (not (= ~pumpRunning~0 0))) [2019-09-25 17:11:05,051 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:11:05,051 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:11:05,053 INFO L168 Benchmark]: Toolchain (without parser) took 16865.96 ms. Allocated memory was 132.6 MB in the beginning and 505.9 MB in the end (delta: 373.3 MB). Free memory was 87.4 MB in the beginning and 331.5 MB in the end (delta: -244.1 MB). Peak memory consumption was 129.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,054 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.6 MB. Free memory was 106.8 MB in the beginning and 106.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 714.94 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 87.2 MB in the beginning and 160.6 MB in the end (delta: -73.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,056 INFO L168 Benchmark]: Boogie Preprocessor took 83.75 ms. Allocated memory is still 198.7 MB. Free memory was 160.6 MB in the beginning and 156.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,057 INFO L168 Benchmark]: RCFGBuilder took 1580.73 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 156.8 MB in the beginning and 139.3 MB in the end (delta: 17.5 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,058 INFO L168 Benchmark]: Sifa took 14483.23 ms. Allocated memory was 222.3 MB in the beginning and 505.9 MB in the end (delta: 283.6 MB). Free memory was 138.0 MB in the beginning and 331.5 MB in the end (delta: -193.6 MB). Peak memory consumption was 90.0 MB. Max. memory is 7.1 GB. [2019-09-25 17:11:05,062 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 106.8 MB in the beginning and 106.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 714.94 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 87.2 MB in the beginning and 160.6 MB in the end (delta: -73.3 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.75 ms. Allocated memory is still 198.7 MB. Free memory was 160.6 MB in the beginning and 156.8 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1580.73 ms. Allocated memory was 198.7 MB in the beginning and 222.3 MB in the end (delta: 23.6 MB). Free memory was 156.8 MB in the beginning and 139.3 MB in the end (delta: 17.5 MB). Peak memory consumption was 88.0 MB. Max. memory is 7.1 GB. * Sifa took 14483.23 ms. Allocated memory was 222.3 MB in the beginning and 505.9 MB in the end (delta: 283.6 MB). Free memory was 138.0 MB in the beginning and 331.5 MB in the end (delta: -193.6 MB). Peak memory consumption was 90.0 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]: 14446, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 228, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 160, TOOLS_POST_TIME[ms]: 10412, TOOLS_POST_CALL_APPLICATIONS: 63, TOOLS_POST_CALL_TIME[ms]: 127, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 53, TOOLS_QUANTIFIERELIM_APPLICATIONS: 277, TOOLS_QUANTIFIERELIM_TIME[ms]: 10498, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10305, FLUID_QUERY_TIME[ms]: 10, FLUID_QUERIES: 234, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 85, DOMAIN_JOIN_TIME[ms]: 3231, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 3, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 213, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 24, DOMAIN_ISBOTTOM_APPLICATIONS: 56, DOMAIN_ISBOTTOM_TIME[ms]: 237, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 3628, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3627, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 22, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10696, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10695, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 36, DAG_COMPRESSION_PROCESSED_NODES: 394, DAG_COMPRESSION_RETAINED_NODES: 192 - UnprovableResult [Line: 296]: 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 591#(and (<= ~pumpRunning~0 2147483647) (<= ~waterLevel~0 2147483647) (<= 0 (+ ~waterLevel~0 2147483648)) (not (= 2 ~waterLevel~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (= ~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...