java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:18:02,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:18:02,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:18:02,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:18:02,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:18:02,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:18:02,048 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:18:02,057 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:18:02,059 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:18:02,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:18:02,062 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:18:02,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:18:02,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:18:02,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:18:02,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:18:02,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:18:02,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:18:02,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:18:02,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:18:02,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:18:02,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:18:02,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:18:02,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:18:02,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:18:02,092 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:18:02,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:18:02,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:18:02,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:18:02,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:18:02,098 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:18:02,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:18:02,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:18:02,102 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:18:02,103 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:18:02,104 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:18:02,104 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:18:02,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:18:02,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:18:02,106 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:18:02,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:18:02,108 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:18:02,108 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 [2019-10-13 23:18:02,129 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:18:02,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:18:02,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:18:02,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:18:02,131 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:18:02,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:18:02,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:18:02,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:18:02,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:18:02,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:18:02,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:18:02,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:18:02,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:18:02,135 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:18:02,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:18:02,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:18:02,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:18:02,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:18:02,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:18:02,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:18:02,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:18:02,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:18:02,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:18:02,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:18:02,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:18:02,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:18:02,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:18:02,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:18:02,137 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:18:02,475 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:18:02,496 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:18:02,501 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:18:02,502 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:18:02,502 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:18:02,503 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2019-10-13 23:18:02,573 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4e926525/5a237c68f3e3472cb19b55eeb9acc5bc/FLAG5c70c041e [2019-10-13 23:18:03,109 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:18:03,110 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product32.cil.c [2019-10-13 23:18:03,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4e926525/5a237c68f3e3472cb19b55eeb9acc5bc/FLAG5c70c041e [2019-10-13 23:18:03,403 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4e926525/5a237c68f3e3472cb19b55eeb9acc5bc [2019-10-13 23:18:03,415 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:18:03,417 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:18:03,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:18:03,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:18:03,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:18:03,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:18:03" (1/1) ... [2019-10-13 23:18:03,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b536ee0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:03, skipping insertion in model container [2019-10-13 23:18:03,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:18:03" (1/1) ... [2019-10-13 23:18:03,433 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:18:03,495 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:18:03,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:18:03,967 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:18:04,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:18:04,090 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:18:04,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04 WrapperNode [2019-10-13 23:18:04,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:18:04,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:18:04,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:18:04,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:18:04,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (1/1) ... [2019-10-13 23:18:04,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (1/1) ... [2019-10-13 23:18:04,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (1/1) ... [2019-10-13 23:18:04,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (1/1) ... [2019-10-13 23:18:04,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (1/1) ... [2019-10-13 23:18:04,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (1/1) ... [2019-10-13 23:18:04,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (1/1) ... [2019-10-13 23:18:04,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:18:04,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:18:04,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:18:04,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:18:04,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:18:04,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:18:04,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:18:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:18:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:18:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:18:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:18:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:18:04,233 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:18:04,234 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:18:04,234 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:18:04,234 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:18:04,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:18:04,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:18:04,235 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:18:04,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 23:18:04,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:18:04,235 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:18:04,235 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:18:04,236 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:18:04,236 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:18:04,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:18:04,236 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:18:04,236 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:18:04,237 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 23:18:04,237 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 23:18:04,237 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:18:04,237 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:18:04,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-13 23:18:04,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-13 23:18:04,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-13 23:18:04,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:18:04,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:18:04,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:18:04,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:18:04,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:18:04,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:18:04,239 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:18:04,239 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:18:04,239 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:18:04,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:18:04,240 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:18:04,240 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:18:04,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 23:18:04,240 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:18:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:18:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:18:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:18:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:18:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:18:04,241 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:18:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:18:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:18:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:18:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:18:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:18:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:18:04,242 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:18:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-13 23:18:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:18:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:18:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:18:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:18:04,243 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:18:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:18:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:18:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 23:18:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:18:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:18:04,244 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:18:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 23:18:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:18:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-13 23:18:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-13 23:18:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:18:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 23:18:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 23:18:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-13 23:18:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:18:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 23:18:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:18:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:18:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:18:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:18:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:18:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:18:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:18:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:18:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:18:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:18:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:18:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:18:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:18:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:18:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:18:04,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:18:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:18:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:18:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:18:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:18:04,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:18:05,853 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:18:05,854 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:18:05,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:18:05 BoogieIcfgContainer [2019-10-13 23:18:05,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:18:05,857 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:18:05,858 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:18:05,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:18:05,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:18:03" (1/3) ... [2019-10-13 23:18:05,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a23b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:18:05, skipping insertion in model container [2019-10-13 23:18:05,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:18:04" (2/3) ... [2019-10-13 23:18:05,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77a23b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:18:05, skipping insertion in model container [2019-10-13 23:18:05,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:18:05" (3/3) ... [2019-10-13 23:18:05,869 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product32.cil.c [2019-10-13 23:18:05,880 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:18:05,891 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:18:05,903 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:18:05,941 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:18:05,941 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:18:05,941 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:18:05,941 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:18:05,943 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:18:05,943 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:18:05,943 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:18:05,943 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:18:05,976 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2019-10-13 23:18:05,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-13 23:18:05,992 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:18:05,993 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:18:05,996 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:18:06,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:18:06,003 INFO L82 PathProgramCache]: Analyzing trace with hash 1684805054, now seen corresponding path program 1 times [2019-10-13 23:18:06,015 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:18:06,016 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428765169] [2019-10-13 23:18:06,017 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:18:06,021 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:18:06,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:18:06,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:18:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-13 23:18:06,415 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428765169] [2019-10-13 23:18:06,416 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:18:06,416 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:18:06,416 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338899686] [2019-10-13 23:18:06,422 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:18:06,422 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:18:06,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:18:06,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:18:06,438 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2019-10-13 23:18:06,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:18:06,481 INFO L93 Difference]: Finished difference Result 240 states and 295 transitions. [2019-10-13 23:18:06,482 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:18:06,483 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-10-13 23:18:06,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:18:06,497 INFO L225 Difference]: With dead ends: 240 [2019-10-13 23:18:06,498 INFO L226 Difference]: Without dead ends: 122 [2019-10-13 23:18:06,503 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:18:06,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2019-10-13 23:18:06,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2019-10-13 23:18:06,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2019-10-13 23:18:06,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2019-10-13 23:18:06,566 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 52 [2019-10-13 23:18:06,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:18:06,567 INFO L462 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2019-10-13 23:18:06,567 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:18:06,568 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2019-10-13 23:18:06,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-13 23:18:06,572 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:18:06,573 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:18:06,573 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:18:06,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:18:06,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1719535386, now seen corresponding path program 1 times [2019-10-13 23:18:06,574 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:18:06,574 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658007215] [2019-10-13 23:18:06,575 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:18:06,575 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:18:06,575 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:18:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:18:06,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-13 23:18:06,790 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658007215] [2019-10-13 23:18:06,790 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:18:06,790 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:18:06,791 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129435508] [2019-10-13 23:18:06,794 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:18:06,794 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:18:06,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:18:06,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:18:06,796 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 3 states. [2019-10-13 23:18:06,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:18:06,847 INFO L93 Difference]: Finished difference Result 188 states and 220 transitions. [2019-10-13 23:18:06,852 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:18:06,853 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-13 23:18:06,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:18:06,857 INFO L225 Difference]: With dead ends: 188 [2019-10-13 23:18:06,858 INFO L226 Difference]: Without dead ends: 114 [2019-10-13 23:18:06,861 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:18:06,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2019-10-13 23:18:06,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2019-10-13 23:18:06,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2019-10-13 23:18:06,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 132 transitions. [2019-10-13 23:18:06,888 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 132 transitions. Word has length 53 [2019-10-13 23:18:06,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:18:06,889 INFO L462 AbstractCegarLoop]: Abstraction has 114 states and 132 transitions. [2019-10-13 23:18:06,889 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:18:06,891 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2019-10-13 23:18:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 23:18:06,894 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:18:06,896 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:18:06,897 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:18:06,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:18:06,897 INFO L82 PathProgramCache]: Analyzing trace with hash -1647613539, now seen corresponding path program 1 times [2019-10-13 23:18:06,898 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:18:06,898 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761769964] [2019-10-13 23:18:06,898 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:18:06,898 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:18:06,899 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:18:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:18:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-13 23:18:07,129 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761769964] [2019-10-13 23:18:07,130 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:18:07,130 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:18:07,130 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560658523] [2019-10-13 23:18:07,131 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:18:07,131 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:18:07,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:18:07,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:18:07,132 INFO L87 Difference]: Start difference. First operand 114 states and 132 transitions. Second operand 7 states. [2019-10-13 23:18:07,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:18:07,744 INFO L93 Difference]: Finished difference Result 342 states and 413 transitions. [2019-10-13 23:18:07,744 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:18:07,744 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-13 23:18:07,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:18:07,748 INFO L225 Difference]: With dead ends: 342 [2019-10-13 23:18:07,748 INFO L226 Difference]: Without dead ends: 253 [2019-10-13 23:18:07,750 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-13 23:18:07,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2019-10-13 23:18:07,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 241. [2019-10-13 23:18:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2019-10-13 23:18:07,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 290 transitions. [2019-10-13 23:18:07,782 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 290 transitions. Word has length 57 [2019-10-13 23:18:07,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:18:07,783 INFO L462 AbstractCegarLoop]: Abstraction has 241 states and 290 transitions. [2019-10-13 23:18:07,783 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:18:07,783 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 290 transitions. [2019-10-13 23:18:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 23:18:07,786 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:18:07,786 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 23:18:07,787 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:18:07,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:18:07,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1881955348, now seen corresponding path program 1 times [2019-10-13 23:18:07,787 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:18:07,788 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749231430] [2019-10-13 23:18:07,788 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:18:07,788 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:18:07,788 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:18:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:18:07,929 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 23:18:07,929 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749231430] [2019-10-13 23:18:07,930 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:18:07,930 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:18:07,930 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896623857] [2019-10-13 23:18:07,931 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:18:07,932 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:18:07,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:18:07,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:18:07,934 INFO L87 Difference]: Start difference. First operand 241 states and 290 transitions. Second operand 7 states. [2019-10-13 23:18:08,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:18:08,307 INFO L93 Difference]: Finished difference Result 395 states and 493 transitions. [2019-10-13 23:18:08,308 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:18:08,308 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-13 23:18:08,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:18:08,309 INFO L225 Difference]: With dead ends: 395 [2019-10-13 23:18:08,309 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:18:08,311 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-13 23:18:08,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:18:08,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:18:08,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:18:08,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:18:08,313 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-13 23:18:08,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:18:08,313 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:18:08,313 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:18:08,313 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:18:08,314 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:18:08,318 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:18:09,184 INFO L443 ceAbstractionStarter]: For program point L640(lines 617 641) no Hoare annotation was computed. [2019-10-13 23:18:09,185 INFO L443 ceAbstractionStarter]: For program point L624(lines 624 628) no Hoare annotation was computed. [2019-10-13 23:18:09,185 INFO L443 ceAbstractionStarter]: For program point L618-2(lines 618 639) no Hoare annotation was computed. [2019-10-13 23:18:09,185 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 593 648) no Hoare annotation was computed. [2019-10-13 23:18:09,185 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 593 648) no Hoare annotation was computed. [2019-10-13 23:18:09,186 INFO L443 ceAbstractionStarter]: For program point L675-2(lines 675 700) no Hoare annotation was computed. [2019-10-13 23:18:09,186 INFO L443 ceAbstractionStarter]: For program point L701(lines 674 702) no Hoare annotation was computed. [2019-10-13 23:18:09,186 INFO L443 ceAbstractionStarter]: For program point L694(line 694) no Hoare annotation was computed. [2019-10-13 23:18:09,186 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 649 708) no Hoare annotation was computed. [2019-10-13 23:18:09,186 INFO L443 ceAbstractionStarter]: For program point L694-1(line 694) no Hoare annotation was computed. [2019-10-13 23:18:09,186 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 649 708) no Hoare annotation was computed. [2019-10-13 23:18:09,186 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 649 708) no Hoare annotation was computed. [2019-10-13 23:18:09,187 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 685) no Hoare annotation was computed. [2019-10-13 23:18:09,187 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-13 23:18:09,187 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-13 23:18:09,187 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-13 23:18:09,187 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-13 23:18:09,187 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 493 500) the Hoare annotation is: true [2019-10-13 23:18:09,188 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 493 500) no Hoare annotation was computed. [2019-10-13 23:18:09,188 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 501 510) the Hoare annotation is: true [2019-10-13 23:18:09,188 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 501 510) no Hoare annotation was computed. [2019-10-13 23:18:09,188 INFO L443 ceAbstractionStarter]: For program point L506(line 506) no Hoare annotation was computed. [2019-10-13 23:18:09,188 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 511 539) the Hoare annotation is: true [2019-10-13 23:18:09,188 INFO L439 ceAbstractionStarter]: At program point L526(line 526) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:18:09,189 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 530) no Hoare annotation was computed. [2019-10-13 23:18:09,189 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 511 539) no Hoare annotation was computed. [2019-10-13 23:18:09,189 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 533) no Hoare annotation was computed. [2019-10-13 23:18:09,189 INFO L446 ceAbstractionStarter]: At program point L521(line 521) the Hoare annotation is: true [2019-10-13 23:18:09,189 INFO L443 ceAbstractionStarter]: For program point L521-1(line 521) no Hoare annotation was computed. [2019-10-13 23:18:09,189 INFO L443 ceAbstractionStarter]: For program point L519(lines 519 536) no Hoare annotation was computed. [2019-10-13 23:18:09,189 INFO L443 ceAbstractionStarter]: For program point L519-1(lines 511 539) no Hoare annotation was computed. [2019-10-13 23:18:09,190 INFO L446 ceAbstractionStarter]: At program point L517(line 517) the Hoare annotation is: true [2019-10-13 23:18:09,190 INFO L443 ceAbstractionStarter]: For program point L517-1(line 517) no Hoare annotation was computed. [2019-10-13 23:18:09,190 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 157 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,190 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 157 179) no Hoare annotation was computed. [2019-10-13 23:18:09,190 INFO L439 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:18:09,191 INFO L439 ceAbstractionStarter]: At program point L169-1(line 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-13 23:18:09,191 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 174) no Hoare annotation was computed. [2019-10-13 23:18:09,191 INFO L443 ceAbstractionStarter]: For program point L167-1(lines 167 174) no Hoare annotation was computed. [2019-10-13 23:18:09,191 INFO L443 ceAbstractionStarter]: For program point L165(line 165) no Hoare annotation was computed. [2019-10-13 23:18:09,191 INFO L439 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,191 INFO L439 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,191 INFO L439 ceAbstractionStarter]: At program point L163-1(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,192 INFO L443 ceAbstractionStarter]: For program point L129(line 129) no Hoare annotation was computed. [2019-10-13 23:18:09,192 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-13 23:18:09,192 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 113 136) no Hoare annotation was computed. [2019-10-13 23:18:09,192 INFO L443 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-10-13 23:18:09,192 INFO L443 ceAbstractionStarter]: For program point L126(line 126) no Hoare annotation was computed. [2019-10-13 23:18:09,192 INFO L443 ceAbstractionStarter]: For program point L125(line 125) no Hoare annotation was computed. [2019-10-13 23:18:09,192 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 113 136) no Hoare annotation was computed. [2019-10-13 23:18:09,193 INFO L443 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-10-13 23:18:09,193 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 113 136) no Hoare annotation was computed. [2019-10-13 23:18:09,193 INFO L443 ceAbstractionStarter]: For program point L123(line 123) no Hoare annotation was computed. [2019-10-13 23:18:09,193 INFO L443 ceAbstractionStarter]: For program point L122(line 122) no Hoare annotation was computed. [2019-10-13 23:18:09,193 INFO L443 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-10-13 23:18:09,193 INFO L443 ceAbstractionStarter]: For program point L120(line 120) no Hoare annotation was computed. [2019-10-13 23:18:09,193 INFO L443 ceAbstractionStarter]: For program point L119(line 119) no Hoare annotation was computed. [2019-10-13 23:18:09,193 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-13 23:18:09,194 INFO L443 ceAbstractionStarter]: For program point L131(line 131) no Hoare annotation was computed. [2019-10-13 23:18:09,194 INFO L443 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-10-13 23:18:09,194 INFO L443 ceAbstractionStarter]: For program point L258-1(lines 239 263) no Hoare annotation was computed. [2019-10-13 23:18:09,194 INFO L439 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:18:09,194 INFO L439 ceAbstractionStarter]: At program point L249(line 249) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:18:09,194 INFO L443 ceAbstractionStarter]: For program point L247(lines 247 255) no Hoare annotation was computed. [2019-10-13 23:18:09,195 INFO L439 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:18:09,195 INFO L443 ceAbstractionStarter]: For program point L245-1(line 245) no Hoare annotation was computed. [2019-10-13 23:18:09,195 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 260) no Hoare annotation was computed. [2019-10-13 23:18:09,195 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 239 263) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:18:09,195 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 239 263) no Hoare annotation was computed. [2019-10-13 23:18:09,195 INFO L439 ceAbstractionStarter]: At program point L258(line 258) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:18:09,195 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 398 412) no Hoare annotation was computed. [2019-10-13 23:18:09,196 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 398 412) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-13 23:18:09,196 INFO L439 ceAbstractionStarter]: At program point L404(line 404) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:18:09,196 INFO L443 ceAbstractionStarter]: For program point L402(lines 402 408) no Hoare annotation was computed. [2019-10-13 23:18:09,196 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 334 342) no Hoare annotation was computed. [2019-10-13 23:18:09,196 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 334 342) the Hoare annotation is: true [2019-10-13 23:18:09,196 INFO L443 ceAbstractionStarter]: For program point L386-1(line 386) no Hoare annotation was computed. [2019-10-13 23:18:09,196 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 379 397) the Hoare annotation is: true [2019-10-13 23:18:09,197 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 379 397) no Hoare annotation was computed. [2019-10-13 23:18:09,197 INFO L446 ceAbstractionStarter]: At program point L386(line 386) the Hoare annotation is: true [2019-10-13 23:18:09,197 INFO L443 ceAbstractionStarter]: For program point L373(line 373) no Hoare annotation was computed. [2019-10-13 23:18:09,197 INFO L443 ceAbstractionStarter]: For program point L373-1(line 373) no Hoare annotation was computed. [2019-10-13 23:18:09,197 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 343 378) no Hoare annotation was computed. [2019-10-13 23:18:09,197 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 343 378) no Hoare annotation was computed. [2019-10-13 23:18:09,197 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-13 23:18:09,197 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-13 23:18:09,198 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 547 592) no Hoare annotation was computed. [2019-10-13 23:18:09,198 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 547 592) no Hoare annotation was computed. [2019-10-13 23:18:09,198 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 860 905) no Hoare annotation was computed. [2019-10-13 23:18:09,198 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 860 905) no Hoare annotation was computed. [2019-10-13 23:18:09,198 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 146 156) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,198 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 146 156) no Hoare annotation was computed. [2019-10-13 23:18:09,198 INFO L439 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,199 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 146 156) no Hoare annotation was computed. [2019-10-13 23:18:09,199 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 323 333) the Hoare annotation is: true [2019-10-13 23:18:09,199 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 323 333) no Hoare annotation was computed. [2019-10-13 23:18:09,199 INFO L446 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: true [2019-10-13 23:18:09,199 INFO L443 ceAbstractionStarter]: For program point L328-1(line 328) no Hoare annotation was computed. [2019-10-13 23:18:09,199 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 315 322) the Hoare annotation is: true [2019-10-13 23:18:09,199 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 315 322) no Hoare annotation was computed. [2019-10-13 23:18:09,200 INFO L439 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:18:09,200 INFO L443 ceAbstractionStarter]: For program point L284-1(lines 265 289) no Hoare annotation was computed. [2019-10-13 23:18:09,200 INFO L439 ceAbstractionStarter]: At program point L279(line 279) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:18:09,200 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 265 289) no Hoare annotation was computed. [2019-10-13 23:18:09,200 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 265 289) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 23:18:09,200 INFO L439 ceAbstractionStarter]: At program point L275(line 275) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:18:09,200 INFO L443 ceAbstractionStarter]: For program point L273(lines 273 281) no Hoare annotation was computed. [2019-10-13 23:18:09,200 INFO L439 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 23:18:09,201 INFO L443 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2019-10-13 23:18:09,201 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 286) no Hoare annotation was computed. [2019-10-13 23:18:09,201 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 231 237) no Hoare annotation was computed. [2019-10-13 23:18:09,201 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 231 237) the Hoare annotation is: true [2019-10-13 23:18:09,201 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 422 489) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,201 INFO L439 ceAbstractionStarter]: At program point L479(lines 432 481) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,201 INFO L439 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,202 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 448) no Hoare annotation was computed. [2019-10-13 23:18:09,202 INFO L443 ceAbstractionStarter]: For program point L442-1(lines 442 448) no Hoare annotation was computed. [2019-10-13 23:18:09,202 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 422 489) no Hoare annotation was computed. [2019-10-13 23:18:09,202 INFO L439 ceAbstractionStarter]: At program point L482(lines 431 483) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,202 INFO L439 ceAbstractionStarter]: At program point L472(line 472) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,202 INFO L443 ceAbstractionStarter]: For program point L470(lines 470 476) no Hoare annotation was computed. [2019-10-13 23:18:09,203 INFO L439 ceAbstractionStarter]: At program point L470-1(lines 462 477) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,203 INFO L443 ceAbstractionStarter]: For program point L433(lines 432 481) no Hoare annotation was computed. [2019-10-13 23:18:09,203 INFO L439 ceAbstractionStarter]: At program point L464(line 464) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,203 INFO L443 ceAbstractionStarter]: For program point L462(lines 462 477) no Hoare annotation was computed. [2019-10-13 23:18:09,203 INFO L439 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-13 23:18:09,203 INFO L443 ceAbstractionStarter]: For program point L452(lines 452 458) no Hoare annotation was computed. [2019-10-13 23:18:09,204 INFO L443 ceAbstractionStarter]: For program point L452-1(lines 452 458) no Hoare annotation was computed. [2019-10-13 23:18:09,204 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 422 489) no Hoare annotation was computed. [2019-10-13 23:18:09,204 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 814 859) no Hoare annotation was computed. [2019-10-13 23:18:09,204 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 814 859) no Hoare annotation was computed. [2019-10-13 23:18:09,204 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 290 297) no Hoare annotation was computed. [2019-10-13 23:18:09,204 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 290 297) no Hoare annotation was computed. [2019-10-13 23:18:09,204 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 986 994) the Hoare annotation is: true [2019-10-13 23:18:09,205 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 986 994) no Hoare annotation was computed. [2019-10-13 23:18:09,205 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 954 976) no Hoare annotation was computed. [2019-10-13 23:18:09,205 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 954 976) no Hoare annotation was computed. [2019-10-13 23:18:09,205 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:18:09,205 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-13 23:18:09,205 INFO L443 ceAbstractionStarter]: For program point L735(lines 735 739) no Hoare annotation was computed. [2019-10-13 23:18:09,205 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 711 813) no Hoare annotation was computed. [2019-10-13 23:18:09,205 INFO L443 ceAbstractionStarter]: For program point L760-2(lines 760 780) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point L781(lines 759 782) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 711 813) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point L740(lines 740 756) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point L761(lines 760 780) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point L792-1(line 792) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point L757(lines 757 798) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 711 813) no Hoare annotation was computed. [2019-10-13 23:18:09,206 INFO L443 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2019-10-13 23:18:09,207 INFO L443 ceAbstractionStarter]: For program point L776-1(line 776) no Hoare annotation was computed. [2019-10-13 23:18:09,207 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 23:18:09,207 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:18:09,207 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 311) no Hoare annotation was computed. [2019-10-13 23:18:09,207 INFO L443 ceAbstractionStarter]: For program point L303(line 303) no Hoare annotation was computed. [2019-10-13 23:18:09,207 INFO L443 ceAbstractionStarter]: For program point L303-1(line 303) no Hoare annotation was computed. [2019-10-13 23:18:09,207 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 298 314) no Hoare annotation was computed. [2019-10-13 23:18:09,207 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 298 314) no Hoare annotation was computed. [2019-10-13 23:18:09,208 INFO L443 ceAbstractionStarter]: For program point L309(line 309) no Hoare annotation was computed. [2019-10-13 23:18:09,208 INFO L443 ceAbstractionStarter]: For program point L309-1(lines 298 314) no Hoare annotation was computed. [2019-10-13 23:18:09,208 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 977 985) the Hoare annotation is: true [2019-10-13 23:18:09,208 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 977 985) no Hoare annotation was computed. [2019-10-13 23:18:09,208 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 933 944) the Hoare annotation is: true [2019-10-13 23:18:09,208 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 933 944) no Hoare annotation was computed. [2019-10-13 23:18:09,208 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:18:09,208 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:18:09,209 INFO L439 ceAbstractionStarter]: At program point L220(line 220) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-13 23:18:09,209 INFO L439 ceAbstractionStarter]: At program point L218(lines 218 224) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:18:09,209 INFO L439 ceAbstractionStarter]: At program point L213(line 213) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:18:09,209 INFO L443 ceAbstractionStarter]: For program point L211(lines 207 229) no Hoare annotation was computed. [2019-10-13 23:18:09,209 INFO L443 ceAbstractionStarter]: For program point L209(lines 207 229) no Hoare annotation was computed. [2019-10-13 23:18:09,209 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 204 230) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:18:09,209 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 204 230) no Hoare annotation was computed. [2019-10-13 23:18:09,210 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 204 230) no Hoare annotation was computed. [2019-10-13 23:18:09,210 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 80 109) no Hoare annotation was computed. [2019-10-13 23:18:09,210 INFO L443 ceAbstractionStarter]: For program point L94(lines 94 98) no Hoare annotation was computed. [2019-10-13 23:18:09,210 INFO L446 ceAbstractionStarter]: At program point L94-1(lines 94 98) the Hoare annotation is: true [2019-10-13 23:18:09,210 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 80 109) the Hoare annotation is: true [2019-10-13 23:18:09,210 INFO L446 ceAbstractionStarter]: At program point L90-2(lines 90 104) the Hoare annotation is: true [2019-10-13 23:18:09,210 INFO L446 ceAbstractionStarter]: At program point L86(line 86) the Hoare annotation is: true [2019-10-13 23:18:09,210 INFO L443 ceAbstractionStarter]: For program point L86-1(line 86) no Hoare annotation was computed. [2019-10-13 23:18:09,211 INFO L446 ceAbstractionStarter]: At program point L105(lines 80 109) the Hoare annotation is: true [2019-10-13 23:18:09,211 INFO L443 ceAbstractionStarter]: For program point L101(line 101) no Hoare annotation was computed. [2019-10-13 23:18:09,211 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 945 953) the Hoare annotation is: true [2019-10-13 23:18:09,211 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 945 953) no Hoare annotation was computed. [2019-10-13 23:18:09,211 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 909 920) the Hoare annotation is: true [2019-10-13 23:18:09,211 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 909 920) no Hoare annotation was computed. [2019-10-13 23:18:09,211 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 137 143) no Hoare annotation was computed. [2019-10-13 23:18:09,211 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 137 143) the Hoare annotation is: true [2019-10-13 23:18:09,212 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:18:09,212 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-13 23:18:09,212 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:18:09,212 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:18:09,212 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 413 420) no Hoare annotation was computed. [2019-10-13 23:18:09,212 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 413 420) the Hoare annotation is: true [2019-10-13 23:18:09,212 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 921 932) no Hoare annotation was computed. [2019-10-13 23:18:09,213 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 921 932) the Hoare annotation is: true [2019-10-13 23:18:09,213 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 181 188) the Hoare annotation is: true [2019-10-13 23:18:09,213 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 181 188) no Hoare annotation was computed. [2019-10-13 23:18:09,213 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 185) no Hoare annotation was computed. [2019-10-13 23:18:09,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:18:09 BoogieIcfgContainer [2019-10-13 23:18:09,227 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:18:09,230 INFO L168 Benchmark]: Toolchain (without parser) took 5812.37 ms. Allocated memory was 140.0 MB in the beginning and 285.7 MB in the end (delta: 145.8 MB). Free memory was 102.5 MB in the beginning and 235.1 MB in the end (delta: -132.6 MB). Peak memory consumption was 115.7 MB. Max. memory is 7.1 GB. [2019-10-13 23:18:09,231 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.0 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 23:18:09,233 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.76 ms. Allocated memory was 140.0 MB in the beginning and 201.3 MB in the end (delta: 61.3 MB). Free memory was 102.3 MB in the beginning and 169.7 MB in the end (delta: -67.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-10-13 23:18:09,233 INFO L168 Benchmark]: Boogie Preprocessor took 86.68 ms. Allocated memory is still 201.3 MB. Free memory was 169.7 MB in the beginning and 165.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-10-13 23:18:09,234 INFO L168 Benchmark]: RCFGBuilder took 1676.64 ms. Allocated memory was 201.3 MB in the beginning and 236.5 MB in the end (delta: 35.1 MB). Free memory was 165.1 MB in the beginning and 145.7 MB in the end (delta: 19.4 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. [2019-10-13 23:18:09,235 INFO L168 Benchmark]: TraceAbstraction took 3370.13 ms. Allocated memory was 236.5 MB in the beginning and 285.7 MB in the end (delta: 49.3 MB). Free memory was 145.7 MB in the beginning and 235.1 MB in the end (delta: -89.4 MB). Peak memory consumption was 62.3 MB. Max. memory is 7.1 GB. [2019-10-13 23:18:09,240 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 140.0 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.76 ms. Allocated memory was 140.0 MB in the beginning and 201.3 MB in the end (delta: 61.3 MB). Free memory was 102.3 MB in the beginning and 169.7 MB in the end (delta: -67.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.68 ms. Allocated memory is still 201.3 MB. Free memory was 169.7 MB in the beginning and 165.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1676.64 ms. Allocated memory was 201.3 MB in the beginning and 236.5 MB in the end (delta: 35.1 MB). Free memory was 165.1 MB in the beginning and 145.7 MB in the end (delta: 19.4 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3370.13 ms. Allocated memory was 236.5 MB in the beginning and 285.7 MB in the end (delta: 49.3 MB). Free memory was 145.7 MB in the beginning and 235.1 MB in the end (delta: -89.4 MB). Peak memory consumption was 62.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 185]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 201 locations, 1 error locations. Result: SAFE, OverallTime: 3.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.8s, HoareTripleCheckerStatistics: 531 SDtfs, 345 SDslu, 719 SDs, 0 SdLazy, 415 SolverSat, 137 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=241occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 352 PreInvPairs, 376 NumberOfFragments, 461 HoareAnnotationTreeSize, 352 FomulaSimplifications, 168 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 65 FomulaSimplificationsInter, 956 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 223 NumberOfCodeBlocks, 223 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 219 ConstructedInterpolants, 0 QuantifiedInterpolants, 20673 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 8/8 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...