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_spec2_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:16:49,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:16:49,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:16:49,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:16:49,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:16:49,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:16:49,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:16:49,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:16:49,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:16:49,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:16:49,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:16:49,137 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:16:49,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:16:49,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:16:49,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:16:49,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:16:49,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:16:49,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:16:49,147 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:16:49,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:16:49,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:16:49,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:16:49,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:16:49,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:16:49,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:16:49,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:16:49,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:16:49,165 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:16:49,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:16:49,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:16:49,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:16:49,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:16:49,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:16:49,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:16:49,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:16:49,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:16:49,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:16:49,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:16:49,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:16:49,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:16:49,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:16:49,173 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 [2019-10-07 15:16:49,187 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:16:49,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:16:49,189 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:16:49,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:16:49,189 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:16:49,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:16:49,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:16:49,190 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:16:49,190 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:16:49,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:16:49,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:16:49,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:16:49,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:16:49,191 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:16:49,191 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:16:49,191 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:16:49,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:16:49,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:16:49,192 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:16:49,192 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:16:49,192 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:16:49,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:16:49,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:16:49,193 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:16:49,193 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:16:49,193 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:16:49,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:16:49,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:16:49,194 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 [2019-10-07 15:16:49,497 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:16:49,510 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:16:49,514 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:16:49,515 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:16:49,516 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:16:49,517 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-10-07 15:16:49,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581050c1b/27f6b506ddbb4b01b828714f4a376d90/FLAGbe745a24f [2019-10-07 15:16:50,128 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:16:50,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product27.cil.c [2019-10-07 15:16:50,142 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581050c1b/27f6b506ddbb4b01b828714f4a376d90/FLAGbe745a24f [2019-10-07 15:16:50,428 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/581050c1b/27f6b506ddbb4b01b828714f4a376d90 [2019-10-07 15:16:50,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:16:50,440 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:16:50,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:50,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:16:50,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:16:50,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:50" (1/1) ... [2019-10-07 15:16:50,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507cfa22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:50, skipping insertion in model container [2019-10-07 15:16:50,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:50" (1/1) ... [2019-10-07 15:16:50,457 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:16:50,528 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:16:50,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:51,008 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:16:51,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:51,132 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:16:51,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51 WrapperNode [2019-10-07 15:16:51,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:51,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:16:51,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:16:51,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:16:51,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,209 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... [2019-10-07 15:16:51,217 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:16:51,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:16:51,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:16:51,218 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:16:51,219 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:16:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:16:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:16:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:16:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:16:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:16:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:51,300 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:16:51,300 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:16:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:16:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:16:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:16:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:16:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-07 15:16:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:16:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:16:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:16:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:16:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:16:51,305 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:16:51,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:16:51,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:16:51,305 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:16:51,306 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:16:51,306 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:16:51,306 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:16:51,306 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:16:51,306 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-07 15:16:51,306 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:16:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:16:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:16:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:16:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:16:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-07 15:16:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-07 15:16:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:16:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:16:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:16:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:16:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:16:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:16:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:16:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:16:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:16:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:16:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:16:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:16:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:16:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:16:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:16:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:16:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:16:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:16:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:16:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:16:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:16:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:16:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:16:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:16:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:16:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-07 15:16:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:16:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:16:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:16:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:16:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:16:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:16:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:16:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:16:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:16:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:16:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:16:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-07 15:16:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:16:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:16:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:16:51,318 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:16:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:16:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-07 15:16:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-07 15:16:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:16:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:16:51,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:16:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:16:52,951 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:16:52,952 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:16:52,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:52 BoogieIcfgContainer [2019-10-07 15:16:52,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:16:52,956 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:16:52,956 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:16:52,959 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:16:52,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:16:50" (1/3) ... [2019-10-07 15:16:52,960 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3943556b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:52, skipping insertion in model container [2019-10-07 15:16:52,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:51" (2/3) ... [2019-10-07 15:16:52,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3943556b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:52, skipping insertion in model container [2019-10-07 15:16:52,962 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:52" (3/3) ... [2019-10-07 15:16:52,964 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product27.cil.c [2019-10-07 15:16:52,974 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:16:52,984 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:16:52,996 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:16:53,042 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:16:53,042 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:16:53,042 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:16:53,042 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:16:53,043 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:16:53,043 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:16:53,043 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:16:53,043 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:16:53,072 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2019-10-07 15:16:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:16:53,085 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:53,087 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 15:16:53,089 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:53,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:53,096 INFO L82 PathProgramCache]: Analyzing trace with hash 918736184, now seen corresponding path program 1 times [2019-10-07 15:16:53,107 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:53,107 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,107 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,108 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:53,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:53,402 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,403 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:53,403 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:16:53,408 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:16:53,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:16:53,423 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:16:53,425 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2019-10-07 15:16:53,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:53,477 INFO L93 Difference]: Finished difference Result 194 states and 239 transitions. [2019-10-07 15:16:53,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:16:53,479 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-07 15:16:53,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:53,500 INFO L225 Difference]: With dead ends: 194 [2019-10-07 15:16:53,500 INFO L226 Difference]: Without dead ends: 99 [2019-10-07 15:16:53,505 INFO L606 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 [2019-10-07 15:16:53,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-10-07 15:16:53,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2019-10-07 15:16:53,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-07 15:16:53,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 115 transitions. [2019-10-07 15:16:53,598 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 115 transitions. Word has length 46 [2019-10-07 15:16:53,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:53,599 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 115 transitions. [2019-10-07 15:16:53,600 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:16:53,600 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2019-10-07 15:16:53,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:16:53,606 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:53,606 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 15:16:53,606 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:53,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:53,608 INFO L82 PathProgramCache]: Analyzing trace with hash 454805486, now seen corresponding path program 1 times [2019-10-07 15:16:53,608 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:53,609 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,609 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,609 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:53,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:53,799 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,800 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:53,800 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:16:53,802 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:16:53,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:16:53,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:16:53,803 INFO L87 Difference]: Start difference. First operand 99 states and 115 transitions. Second operand 3 states. [2019-10-07 15:16:53,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:53,845 INFO L93 Difference]: Finished difference Result 145 states and 167 transitions. [2019-10-07 15:16:53,846 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:16:53,846 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-07 15:16:53,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:53,851 INFO L225 Difference]: With dead ends: 145 [2019-10-07 15:16:53,851 INFO L226 Difference]: Without dead ends: 91 [2019-10-07 15:16:53,853 INFO L606 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 [2019-10-07 15:16:53,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2019-10-07 15:16:53,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2019-10-07 15:16:53,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2019-10-07 15:16:53,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 104 transitions. [2019-10-07 15:16:53,881 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 104 transitions. Word has length 47 [2019-10-07 15:16:53,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:53,882 INFO L462 AbstractCegarLoop]: Abstraction has 91 states and 104 transitions. [2019-10-07 15:16:53,882 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:16:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2019-10-07 15:16:53,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-07 15:16:53,889 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:53,891 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 15:16:53,892 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:53,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:53,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1323481724, now seen corresponding path program 1 times [2019-10-07 15:16:53,893 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:53,893 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:53,893 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,893 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:53,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:54,144 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:54,144 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:54,144 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:54,146 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:54,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:54,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:54,147 INFO L87 Difference]: Start difference. First operand 91 states and 104 transitions. Second operand 7 states. [2019-10-07 15:16:54,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:54,536 INFO L93 Difference]: Finished difference Result 268 states and 321 transitions. [2019-10-07 15:16:54,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 15:16:54,537 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-07 15:16:54,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:54,544 INFO L225 Difference]: With dead ends: 268 [2019-10-07 15:16:54,544 INFO L226 Difference]: Without dead ends: 202 [2019-10-07 15:16:54,548 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-07 15:16:54,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-10-07 15:16:54,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 194. [2019-10-07 15:16:54,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2019-10-07 15:16:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 232 transitions. [2019-10-07 15:16:54,608 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 232 transitions. Word has length 50 [2019-10-07 15:16:54,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:54,608 INFO L462 AbstractCegarLoop]: Abstraction has 194 states and 232 transitions. [2019-10-07 15:16:54,609 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:54,609 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2019-10-07 15:16:54,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-07 15:16:54,616 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:54,616 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 15:16:54,617 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:54,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:54,617 INFO L82 PathProgramCache]: Analyzing trace with hash 653680061, now seen corresponding path program 1 times [2019-10-07 15:16:54,618 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:54,618 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:54,618 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:54,618 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:54,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:54,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:54,744 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:54,745 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:54,745 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 15:16:54,745 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 15:16:54,746 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 15:16:54,746 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 15:16:54,746 INFO L87 Difference]: Start difference. First operand 194 states and 232 transitions. Second operand 6 states. [2019-10-07 15:16:54,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:54,958 INFO L93 Difference]: Finished difference Result 514 states and 633 transitions. [2019-10-07 15:16:54,959 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:54,959 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-07 15:16:54,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:54,974 INFO L225 Difference]: With dead ends: 514 [2019-10-07 15:16:54,974 INFO L226 Difference]: Without dead ends: 345 [2019-10-07 15:16:54,981 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-07 15:16:54,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2019-10-07 15:16:55,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 333. [2019-10-07 15:16:55,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2019-10-07 15:16:55,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 401 transitions. [2019-10-07 15:16:55,024 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 401 transitions. Word has length 55 [2019-10-07 15:16:55,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:55,025 INFO L462 AbstractCegarLoop]: Abstraction has 333 states and 401 transitions. [2019-10-07 15:16:55,025 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 15:16:55,025 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 401 transitions. [2019-10-07 15:16:55,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-07 15:16:55,027 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:55,027 INFO L385 BasicCegarLoop]: trace histogram [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] [2019-10-07 15:16:55,027 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:55,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:55,028 INFO L82 PathProgramCache]: Analyzing trace with hash -1185655506, now seen corresponding path program 1 times [2019-10-07 15:16:55,028 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:55,028 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:55,029 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:55,029 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:55,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:55,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 15:16:55,142 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:55,142 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:55,143 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:55,143 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:55,143 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:55,144 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:55,144 INFO L87 Difference]: Start difference. First operand 333 states and 401 transitions. Second operand 7 states. [2019-10-07 15:16:55,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:55,494 INFO L93 Difference]: Finished difference Result 561 states and 704 transitions. [2019-10-07 15:16:55,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:55,496 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-07 15:16:55,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:55,496 INFO L225 Difference]: With dead ends: 561 [2019-10-07 15:16:55,497 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:16:55,499 INFO L606 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 [2019-10-07 15:16:55,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:16:55,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:16:55,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:16:55,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:16:55,500 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-10-07 15:16:55,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:55,501 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:16:55,501 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:55,501 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:16:55,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:16:55,506 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:16:56,608 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-07 15:16:56,608 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-07 15:16:56,608 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-07 15:16:56,608 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-07 15:16:56,608 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-07 15:16:56,609 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-07 15:16:56,609 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-07 15:16:56,609 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-07 15:16:56,609 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-07 15:16:56,609 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-07 15:16:56,609 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-07 15:16:56,609 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-07 15:16:56,610 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-07 15:16:56,610 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 732 738) the Hoare annotation is: true [2019-10-07 15:16:56,610 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 732 738) no Hoare annotation was computed. [2019-10-07 15:16:56,610 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 739 747) no Hoare annotation was computed. [2019-10-07 15:16:56,610 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 739 747) the Hoare annotation is: true [2019-10-07 15:16:56,611 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 622 644) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,611 INFO L439 ceAbstractionStarter]: At program point L634(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,611 INFO L439 ceAbstractionStarter]: At program point L634-1(line 634) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~4 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,611 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 622 644) no Hoare annotation was computed. [2019-10-07 15:16:56,611 INFO L443 ceAbstractionStarter]: For program point L632(lines 632 639) no Hoare annotation was computed. [2019-10-07 15:16:56,612 INFO L443 ceAbstractionStarter]: For program point L632-1(lines 632 639) no Hoare annotation was computed. [2019-10-07 15:16:56,612 INFO L443 ceAbstractionStarter]: For program point L630(line 630) no Hoare annotation was computed. [2019-10-07 15:16:56,612 INFO L439 ceAbstractionStarter]: At program point L629(line 629) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,612 INFO L439 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,612 INFO L439 ceAbstractionStarter]: At program point L628-1(line 628) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,613 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 576 599) no Hoare annotation was computed. [2019-10-07 15:16:56,613 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 576 599) no Hoare annotation was computed. [2019-10-07 15:16:56,613 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 576 599) no Hoare annotation was computed. [2019-10-07 15:16:56,613 INFO L443 ceAbstractionStarter]: For program point L594(line 594) no Hoare annotation was computed. [2019-10-07 15:16:56,613 INFO L443 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2019-10-07 15:16:56,613 INFO L443 ceAbstractionStarter]: For program point L592(line 592) no Hoare annotation was computed. [2019-10-07 15:16:56,614 INFO L443 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2019-10-07 15:16:56,614 INFO L443 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2019-10-07 15:16:56,614 INFO L443 ceAbstractionStarter]: For program point L589(line 589) no Hoare annotation was computed. [2019-10-07 15:16:56,614 INFO L443 ceAbstractionStarter]: For program point L588(line 588) no Hoare annotation was computed. [2019-10-07 15:16:56,614 INFO L443 ceAbstractionStarter]: For program point L587(line 587) no Hoare annotation was computed. [2019-10-07 15:16:56,614 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-10-07 15:16:56,614 INFO L443 ceAbstractionStarter]: For program point L585(line 585) no Hoare annotation was computed. [2019-10-07 15:16:56,614 INFO L443 ceAbstractionStarter]: For program point L584(line 584) no Hoare annotation was computed. [2019-10-07 15:16:56,615 INFO L443 ceAbstractionStarter]: For program point L583(line 583) no Hoare annotation was computed. [2019-10-07 15:16:56,615 INFO L443 ceAbstractionStarter]: For program point L582(line 582) no Hoare annotation was computed. [2019-10-07 15:16:56,615 INFO L443 ceAbstractionStarter]: For program point L581(line 581) no Hoare annotation was computed. [2019-10-07 15:16:56,615 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 920 934) no Hoare annotation was computed. [2019-10-07 15:16:56,615 INFO L439 ceAbstractionStarter]: At program point L926(line 926) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:16:56,615 INFO L443 ceAbstractionStarter]: For program point L924(lines 924 930) no Hoare annotation was computed. [2019-10-07 15:16:56,616 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 920 934) 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))))) [2019-10-07 15:16:56,616 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 856 864) no Hoare annotation was computed. [2019-10-07 15:16:56,616 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 856 864) the Hoare annotation is: true [2019-10-07 15:16:56,616 INFO L446 ceAbstractionStarter]: At program point L908(line 908) the Hoare annotation is: true [2019-10-07 15:16:56,616 INFO L443 ceAbstractionStarter]: For program point L908-1(line 908) no Hoare annotation was computed. [2019-10-07 15:16:56,616 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 901 919) the Hoare annotation is: true [2019-10-07 15:16:56,616 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 901 919) no Hoare annotation was computed. [2019-10-07 15:16:56,617 INFO L443 ceAbstractionStarter]: For program point L895(line 895) no Hoare annotation was computed. [2019-10-07 15:16:56,617 INFO L443 ceAbstractionStarter]: For program point L895-1(line 895) no Hoare annotation was computed. [2019-10-07 15:16:56,617 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 865 900) no Hoare annotation was computed. [2019-10-07 15:16:56,617 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 865 900) no Hoare annotation was computed. [2019-10-07 15:16:56,617 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 725 731) no Hoare annotation was computed. [2019-10-07 15:16:56,617 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 725 731) the Hoare annotation is: true [2019-10-07 15:16:56,618 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-07 15:16:56,618 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-07 15:16:56,618 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-07 15:16:56,618 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-07 15:16:56,618 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 608 618) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,618 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 608 618) no Hoare annotation was computed. [2019-10-07 15:16:56,619 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 608 618) no Hoare annotation was computed. [2019-10-07 15:16:56,619 INFO L439 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,619 INFO L443 ceAbstractionStarter]: For program point L850-1(line 850) no Hoare annotation was computed. [2019-10-07 15:16:56,619 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 845 855) no Hoare annotation was computed. [2019-10-07 15:16:56,619 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 845 855) no Hoare annotation was computed. [2019-10-07 15:16:56,619 INFO L443 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2019-10-07 15:16:56,620 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 837 844) the Hoare annotation is: true [2019-10-07 15:16:56,620 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 837 844) no Hoare annotation was computed. [2019-10-07 15:16:56,620 INFO L439 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:56,620 INFO L439 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:56,620 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 802) no Hoare annotation was computed. [2019-10-07 15:16:56,621 INFO L439 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:56,621 INFO L443 ceAbstractionStarter]: For program point L792-1(line 792) no Hoare annotation was computed. [2019-10-07 15:16:56,621 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 786 810) no Hoare annotation was computed. [2019-10-07 15:16:56,621 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 807) no Hoare annotation was computed. [2019-10-07 15:16:56,621 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 786 810) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:56,621 INFO L439 ceAbstractionStarter]: At program point L805(line 805) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:56,622 INFO L443 ceAbstractionStarter]: For program point L805-1(lines 786 810) no Hoare annotation was computed. [2019-10-07 15:16:56,622 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 778 784) no Hoare annotation was computed. [2019-10-07 15:16:56,622 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 778 784) the Hoare annotation is: true [2019-10-07 15:16:56,622 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 647 712) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,623 INFO L439 ceAbstractionStarter]: At program point L702(lines 657 704) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,623 INFO L439 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,623 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 673) no Hoare annotation was computed. [2019-10-07 15:16:56,623 INFO L443 ceAbstractionStarter]: For program point L667-1(lines 667 673) no Hoare annotation was computed. [2019-10-07 15:16:56,623 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 647 712) no Hoare annotation was computed. [2019-10-07 15:16:56,623 INFO L439 ceAbstractionStarter]: At program point L705(lines 656 706) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,624 INFO L439 ceAbstractionStarter]: At program point L695(line 695) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,624 INFO L443 ceAbstractionStarter]: For program point L693(lines 693 699) no Hoare annotation was computed. [2019-10-07 15:16:56,624 INFO L439 ceAbstractionStarter]: At program point L693-1(lines 687 700) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,624 INFO L443 ceAbstractionStarter]: For program point L658(lines 657 704) no Hoare annotation was computed. [2019-10-07 15:16:56,624 INFO L443 ceAbstractionStarter]: For program point L687(lines 687 700) no Hoare annotation was computed. [2019-10-07 15:16:56,624 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:56,625 INFO L443 ceAbstractionStarter]: For program point L677(lines 677 683) no Hoare annotation was computed. [2019-10-07 15:16:56,625 INFO L443 ceAbstractionStarter]: For program point L677-1(lines 677 683) no Hoare annotation was computed. [2019-10-07 15:16:56,625 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 647 712) no Hoare annotation was computed. [2019-10-07 15:16:56,625 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-07 15:16:56,625 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-07 15:16:56,625 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 811 818) no Hoare annotation was computed. [2019-10-07 15:16:56,625 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 811 818) no Hoare annotation was computed. [2019-10-07 15:16:56,626 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 533 541) the Hoare annotation is: true [2019-10-07 15:16:56,626 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 533 541) no Hoare annotation was computed. [2019-10-07 15:16:56,626 INFO L439 ceAbstractionStarter]: At program point L433(line 433) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-07 15:16:56,626 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 418 446) the Hoare annotation is: true [2019-10-07 15:16:56,626 INFO L443 ceAbstractionStarter]: For program point L431(lines 431 437) no Hoare annotation was computed. [2019-10-07 15:16:56,626 INFO L443 ceAbstractionStarter]: For program point L430(lines 430 440) no Hoare annotation was computed. [2019-10-07 15:16:56,627 INFO L439 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-07 15:16:56,627 INFO L443 ceAbstractionStarter]: For program point L428-1(line 428) no Hoare annotation was computed. [2019-10-07 15:16:56,627 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 443) no Hoare annotation was computed. [2019-10-07 15:16:56,627 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 418 446) no Hoare annotation was computed. [2019-10-07 15:16:56,627 INFO L446 ceAbstractionStarter]: At program point L424(line 424) the Hoare annotation is: true [2019-10-07 15:16:56,627 INFO L443 ceAbstractionStarter]: For program point L424-1(line 424) no Hoare annotation was computed. [2019-10-07 15:16:56,627 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 418 446) no Hoare annotation was computed. [2019-10-07 15:16:56,628 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 410 417) the Hoare annotation is: true [2019-10-07 15:16:56,628 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 410 417) no Hoare annotation was computed. [2019-10-07 15:16:56,628 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 501 523) no Hoare annotation was computed. [2019-10-07 15:16:56,628 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 501 523) no Hoare annotation was computed. [2019-10-07 15:16:56,628 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-07 15:16:56,628 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-07 15:16:56,628 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-07 15:16:56,629 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-07 15:16:56,629 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-07 15:16:56,629 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-07 15:16:56,629 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-07 15:16:56,629 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-07 15:16:56,629 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-07 15:16:56,629 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-07 15:16:56,630 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-07 15:16:56,630 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-07 15:16:56,630 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-07 15:16:56,630 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 715 724) no Hoare annotation was computed. [2019-10-07 15:16:56,630 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 715 724) no Hoare annotation was computed. [2019-10-07 15:16:56,630 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:16:56,631 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,631 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-10-07 15:16:56,631 INFO L443 ceAbstractionStarter]: For program point L831-1(lines 820 836) no Hoare annotation was computed. [2019-10-07 15:16:56,631 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 820 836) no Hoare annotation was computed. [2019-10-07 15:16:56,631 INFO L443 ceAbstractionStarter]: For program point L827(lines 827 833) no Hoare annotation was computed. [2019-10-07 15:16:56,631 INFO L443 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2019-10-07 15:16:56,632 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 820 836) no Hoare annotation was computed. [2019-10-07 15:16:56,632 INFO L443 ceAbstractionStarter]: For program point L825-1(line 825) no Hoare annotation was computed. [2019-10-07 15:16:56,632 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 524 532) no Hoare annotation was computed. [2019-10-07 15:16:56,632 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 524 532) no Hoare annotation was computed. [2019-10-07 15:16:56,632 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,632 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,633 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 480 491) the Hoare annotation is: true [2019-10-07 15:16:56,633 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 480 491) no Hoare annotation was computed. [2019-10-07 15:16:56,633 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 492 500) the Hoare annotation is: true [2019-10-07 15:16:56,633 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 492 500) no Hoare annotation was computed. [2019-10-07 15:16:56,633 INFO L439 ceAbstractionStarter]: At program point L767(line 767) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-07 15:16:56,634 INFO L439 ceAbstractionStarter]: At program point L765(lines 765 771) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-07 15:16:56,634 INFO L439 ceAbstractionStarter]: At program point L760(line 760) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:16:56,634 INFO L443 ceAbstractionStarter]: For program point L758(lines 757 776) no Hoare annotation was computed. [2019-10-07 15:16:56,634 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 754 777) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-07 15:16:56,634 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 754 777) no Hoare annotation was computed. [2019-10-07 15:16:56,634 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 754 777) no Hoare annotation was computed. [2019-10-07 15:16:56,635 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 545 574) no Hoare annotation was computed. [2019-10-07 15:16:56,635 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 545 574) the Hoare annotation is: true [2019-10-07 15:16:56,635 INFO L446 ceAbstractionStarter]: At program point L570(lines 545 574) the Hoare annotation is: true [2019-10-07 15:16:56,635 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-10-07 15:16:56,635 INFO L443 ceAbstractionStarter]: For program point L559(lines 559 563) no Hoare annotation was computed. [2019-10-07 15:16:56,635 INFO L446 ceAbstractionStarter]: At program point L559-1(lines 559 563) the Hoare annotation is: true [2019-10-07 15:16:56,636 INFO L446 ceAbstractionStarter]: At program point L555-2(lines 555 569) the Hoare annotation is: true [2019-10-07 15:16:56,636 INFO L446 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: true [2019-10-07 15:16:56,636 INFO L443 ceAbstractionStarter]: For program point L551-1(line 551) no Hoare annotation was computed. [2019-10-07 15:16:56,636 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 456 467) the Hoare annotation is: true [2019-10-07 15:16:56,636 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 456 467) no Hoare annotation was computed. [2019-10-07 15:16:56,636 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 600 606) no Hoare annotation was computed. [2019-10-07 15:16:56,636 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 600 606) the Hoare annotation is: true [2019-10-07 15:16:56,637 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,637 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:56,637 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:16:56,637 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:16:56,637 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 468 479) no Hoare annotation was computed. [2019-10-07 15:16:56,637 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 468 479) the Hoare annotation is: true [2019-10-07 15:16:56,638 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 940) no Hoare annotation was computed. [2019-10-07 15:16:56,638 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 936 943) the Hoare annotation is: true [2019-10-07 15:16:56,638 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 936 943) no Hoare annotation was computed. [2019-10-07 15:16:56,652 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:16:56 BoogieIcfgContainer [2019-10-07 15:16:56,653 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:16:56,656 INFO L168 Benchmark]: Toolchain (without parser) took 6214.76 ms. Allocated memory was 141.6 MB in the beginning and 285.7 MB in the end (delta: 144.2 MB). Free memory was 102.5 MB in the beginning and 179.4 MB in the end (delta: -76.9 MB). Peak memory consumption was 115.3 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,657 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.6 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,658 INFO L168 Benchmark]: CACSL2BoogieTranslator took 692.41 ms. Allocated memory was 141.6 MB in the beginning and 203.4 MB in the end (delta: 61.9 MB). Free memory was 102.2 MB in the beginning and 168.0 MB in the end (delta: -65.8 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,659 INFO L168 Benchmark]: Boogie Preprocessor took 83.83 ms. Allocated memory is still 203.4 MB. Free memory was 168.0 MB in the beginning and 163.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,660 INFO L168 Benchmark]: RCFGBuilder took 1736.01 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 163.9 MB in the beginning and 145.4 MB in the end (delta: 18.5 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,661 INFO L168 Benchmark]: TraceAbstraction took 3697.34 ms. Allocated memory was 235.9 MB in the beginning and 285.7 MB in the end (delta: 49.8 MB). Free memory was 145.4 MB in the beginning and 179.4 MB in the end (delta: -34.0 MB). Peak memory consumption was 63.9 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:56,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 141.6 MB. Free memory was 121.8 MB in the beginning and 121.6 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 692.41 ms. Allocated memory was 141.6 MB in the beginning and 203.4 MB in the end (delta: 61.9 MB). Free memory was 102.2 MB in the beginning and 168.0 MB in the end (delta: -65.8 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.83 ms. Allocated memory is still 203.4 MB. Free memory was 168.0 MB in the beginning and 163.9 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1736.01 ms. Allocated memory was 203.4 MB in the beginning and 235.9 MB in the end (delta: 32.5 MB). Free memory was 163.9 MB in the beginning and 145.4 MB in the end (delta: 18.5 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3697.34 ms. Allocated memory was 235.9 MB in the beginning and 285.7 MB in the end (delta: 49.8 MB). Free memory was 145.4 MB in the beginning and 179.4 MB in the end (delta: -34.0 MB). Peak memory consumption was 63.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 940]: 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: 657]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 656]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 545]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 184 locations, 1 error locations. Result: SAFE, OverallTime: 3.6s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 543 SDtfs, 297 SDslu, 1029 SDs, 0 SdLazy, 381 SolverSat, 66 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=333occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 20 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 432 PreInvPairs, 474 NumberOfFragments, 492 HoareAnnotationTreeSize, 432 FomulaSimplifications, 401 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 54 FomulaSimplificationsInter, 1791 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 256 NumberOfCodeBlocks, 256 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 23658 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...