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_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 15:16:39,343 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 15:16:39,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 15:16:39,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 15:16:39,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 15:16:39,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 15:16:39,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 15:16:39,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 15:16:39,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 15:16:39,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 15:16:39,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 15:16:39,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 15:16:39,367 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 15:16:39,368 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 15:16:39,369 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 15:16:39,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 15:16:39,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 15:16:39,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 15:16:39,374 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 15:16:39,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 15:16:39,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 15:16:39,380 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 15:16:39,382 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 15:16:39,384 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 15:16:39,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 15:16:39,387 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 15:16:39,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 15:16:39,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 15:16:39,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 15:16:39,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 15:16:39,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 15:16:39,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 15:16:39,393 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 15:16:39,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 15:16:39,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 15:16:39,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 15:16:39,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 15:16:39,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 15:16:39,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 15:16:39,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 15:16:39,405 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 15:16:39,405 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 15:16:39,424 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 15:16:39,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 15:16:39,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 15:16:39,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 15:16:39,427 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 15:16:39,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 15:16:39,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 15:16:39,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 15:16:39,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 15:16:39,428 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 15:16:39,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 15:16:39,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 15:16:39,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 15:16:39,430 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 15:16:39,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 15:16:39,430 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 15:16:39,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 15:16:39,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 15:16:39,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 15:16:39,431 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 15:16:39,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 15:16:39,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 15:16:39,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 15:16:39,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 15:16:39,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 15:16:39,432 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 15:16:39,433 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 15:16:39,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 15:16:39,433 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 15:16:39,731 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 15:16:39,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 15:16:39,748 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 15:16:39,749 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 15:16:39,750 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 15:16:39,751 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-10-07 15:16:39,813 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4393884e6/81133e9a21b44d308e1ce3b0864f8ff3/FLAG914fd824c [2019-10-07 15:16:40,324 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 15:16:40,325 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product19.cil.c [2019-10-07 15:16:40,349 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4393884e6/81133e9a21b44d308e1ce3b0864f8ff3/FLAG914fd824c [2019-10-07 15:16:40,636 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4393884e6/81133e9a21b44d308e1ce3b0864f8ff3 [2019-10-07 15:16:40,649 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 15:16:40,651 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 15:16:40,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:40,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 15:16:40,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 15:16:40,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:40" (1/1) ... [2019-10-07 15:16:40,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120087b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:40, skipping insertion in model container [2019-10-07 15:16:40,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 03:16:40" (1/1) ... [2019-10-07 15:16:40,679 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 15:16:40,733 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 15:16:41,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:41,213 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 15:16:41,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 15:16:41,394 INFO L192 MainTranslator]: Completed translation [2019-10-07 15:16:41,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41 WrapperNode [2019-10-07 15:16:41,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 15:16:41,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 15:16:41,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 15:16:41,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 15:16:41,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (1/1) ... [2019-10-07 15:16:41,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 15:16:41,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 15:16:41,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 15:16:41,483 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 15:16:41,486 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (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 15:16:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 15:16:41,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 15:16:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 15:16:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:41,553 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 15:16:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 15:16:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 15:16:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-07 15:16:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-07 15:16:41,554 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-07 15:16:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-07 15:16:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-07 15:16:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-07 15:16:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-07 15:16:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-07 15:16:41,555 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-07 15:16:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 15:16:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-07 15:16:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 15:16:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:41,556 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-07 15:16:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-07 15:16:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-07 15:16:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-07 15:16:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-07 15:16:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-07 15:16:41,557 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-07 15:16:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-07 15:16:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-07 15:16:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-07 15:16:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 15:16:41,558 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 15:16:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 15:16:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 15:16:41,559 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 15:16:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 15:16:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 15:16:41,559 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 15:16:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 15:16:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 15:16:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 15:16:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 15:16:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 15:16:41,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 15:16:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 15:16:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 15:16:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 15:16:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 15:16:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 15:16:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 15:16:41,561 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 15:16:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 15:16:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 15:16:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 15:16:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 15:16:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 15:16:41,562 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-07 15:16:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-07 15:16:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-07 15:16:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-07 15:16:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-07 15:16:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-07 15:16:41,563 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-07 15:16:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-07 15:16:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-07 15:16:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-07 15:16:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-07 15:16:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 15:16:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-07 15:16:41,564 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 15:16:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-07 15:16:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 15:16:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 15:16:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 15:16:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 15:16:41,565 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-07 15:16:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-07 15:16:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-07 15:16:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-07 15:16:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-07 15:16:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-07 15:16:41,566 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-07 15:16:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-07 15:16:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-07 15:16:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 15:16:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 15:16:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 15:16:41,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 15:16:43,186 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 15:16:43,187 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-07 15:16:43,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:43 BoogieIcfgContainer [2019-10-07 15:16:43,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 15:16:43,190 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 15:16:43,190 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 15:16:43,193 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 15:16:43,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 03:16:40" (1/3) ... [2019-10-07 15:16:43,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64411e99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:43, skipping insertion in model container [2019-10-07 15:16:43,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 03:16:41" (2/3) ... [2019-10-07 15:16:43,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64411e99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 03:16:43, skipping insertion in model container [2019-10-07 15:16:43,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 03:16:43" (3/3) ... [2019-10-07 15:16:43,197 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product19.cil.c [2019-10-07 15:16:43,208 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 15:16:43,217 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 15:16:43,230 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 15:16:43,265 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 15:16:43,266 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 15:16:43,266 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 15:16:43,266 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 15:16:43,266 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 15:16:43,266 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 15:16:43,267 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 15:16:43,267 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 15:16:43,295 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2019-10-07 15:16:43,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-07 15:16:43,306 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:43,307 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 15:16:43,309 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:43,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:43,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1525720892, now seen corresponding path program 1 times [2019-10-07 15:16:43,324 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:43,326 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:43,327 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:43,327 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:43,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:43,696 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 15:16:43,696 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:43,697 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:43,697 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-07 15:16:43,702 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-07 15:16:43,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-07 15:16:43,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-07 15:16:43,723 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 2 states. [2019-10-07 15:16:43,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:43,759 INFO L93 Difference]: Finished difference Result 194 states and 239 transitions. [2019-10-07 15:16:43,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-07 15:16:43,761 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-07 15:16:43,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:43,774 INFO L225 Difference]: With dead ends: 194 [2019-10-07 15:16:43,774 INFO L226 Difference]: Without dead ends: 99 [2019-10-07 15:16:43,779 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 15:16:43,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2019-10-07 15:16:43,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2019-10-07 15:16:43,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2019-10-07 15:16:43,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 115 transitions. [2019-10-07 15:16:43,855 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 115 transitions. Word has length 46 [2019-10-07 15:16:43,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:43,856 INFO L462 AbstractCegarLoop]: Abstraction has 99 states and 115 transitions. [2019-10-07 15:16:43,856 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-07 15:16:43,857 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2019-10-07 15:16:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-07 15:16:43,864 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:43,864 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 15:16:43,864 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:43,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:43,866 INFO L82 PathProgramCache]: Analyzing trace with hash -690398074, now seen corresponding path program 1 times [2019-10-07 15:16:43,866 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:43,866 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:43,867 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:43,867 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:43,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:43,998 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 15:16:43,999 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:43,999 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:43,999 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 15:16:44,001 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 15:16:44,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 15:16:44,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 15:16:44,003 INFO L87 Difference]: Start difference. First operand 99 states and 115 transitions. Second operand 3 states. [2019-10-07 15:16:44,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:44,041 INFO L93 Difference]: Finished difference Result 145 states and 167 transitions. [2019-10-07 15:16:44,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 15:16:44,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-07 15:16:44,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:44,045 INFO L225 Difference]: With dead ends: 145 [2019-10-07 15:16:44,045 INFO L226 Difference]: Without dead ends: 91 [2019-10-07 15:16:44,047 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 15:16:44,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2019-10-07 15:16:44,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2019-10-07 15:16:44,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2019-10-07 15:16:44,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 104 transitions. [2019-10-07 15:16:44,063 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 104 transitions. Word has length 47 [2019-10-07 15:16:44,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:44,064 INFO L462 AbstractCegarLoop]: Abstraction has 91 states and 104 transitions. [2019-10-07 15:16:44,067 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 15:16:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 104 transitions. [2019-10-07 15:16:44,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-07 15:16:44,070 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:44,070 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 15:16:44,071 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:44,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:44,071 INFO L82 PathProgramCache]: Analyzing trace with hash 2125797214, now seen corresponding path program 1 times [2019-10-07 15:16:44,071 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:44,072 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,072 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,072 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:44,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:44,252 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 15:16:44,253 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,253 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:44,253 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:44,254 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:44,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:44,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:44,254 INFO L87 Difference]: Start difference. First operand 91 states and 104 transitions. Second operand 7 states. [2019-10-07 15:16:44,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:44,698 INFO L93 Difference]: Finished difference Result 268 states and 321 transitions. [2019-10-07 15:16:44,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-07 15:16:44,699 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 50 [2019-10-07 15:16:44,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:44,703 INFO L225 Difference]: With dead ends: 268 [2019-10-07 15:16:44,703 INFO L226 Difference]: Without dead ends: 202 [2019-10-07 15:16:44,705 INFO L606 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 [2019-10-07 15:16:44,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2019-10-07 15:16:44,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 194. [2019-10-07 15:16:44,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2019-10-07 15:16:44,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 232 transitions. [2019-10-07 15:16:44,741 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 232 transitions. Word has length 50 [2019-10-07 15:16:44,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:44,742 INFO L462 AbstractCegarLoop]: Abstraction has 194 states and 232 transitions. [2019-10-07 15:16:44,742 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:44,742 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 232 transitions. [2019-10-07 15:16:44,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-10-07 15:16:44,745 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:44,745 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 15:16:44,745 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:44,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:44,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1651657018, now seen corresponding path program 1 times [2019-10-07 15:16:44,746 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:44,746 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,746 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,747 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:44,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:44,871 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 15:16:44,871 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:44,871 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:44,872 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 15:16:44,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 15:16:44,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 15:16:44,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 15:16:44,873 INFO L87 Difference]: Start difference. First operand 194 states and 232 transitions. Second operand 6 states. [2019-10-07 15:16:45,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:45,084 INFO L93 Difference]: Finished difference Result 514 states and 633 transitions. [2019-10-07 15:16:45,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:45,085 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 55 [2019-10-07 15:16:45,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:45,100 INFO L225 Difference]: With dead ends: 514 [2019-10-07 15:16:45,100 INFO L226 Difference]: Without dead ends: 345 [2019-10-07 15:16:45,105 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 15:16:45,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2019-10-07 15:16:45,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 333. [2019-10-07 15:16:45,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 333 states. [2019-10-07 15:16:45,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 401 transitions. [2019-10-07 15:16:45,175 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 401 transitions. Word has length 55 [2019-10-07 15:16:45,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:45,179 INFO L462 AbstractCegarLoop]: Abstraction has 333 states and 401 transitions. [2019-10-07 15:16:45,179 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 15:16:45,180 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 401 transitions. [2019-10-07 15:16:45,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-07 15:16:45,187 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 15:16:45,192 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 15:16:45,193 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 15:16:45,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 15:16:45,193 INFO L82 PathProgramCache]: Analyzing trace with hash 627802076, now seen corresponding path program 1 times [2019-10-07 15:16:45,193 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 15:16:45,194 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,194 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:45,194 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 15:16:45,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 15:16:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 15:16:45,368 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 15:16:45,369 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 15:16:45,369 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 15:16:45,370 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-07 15:16:45,370 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-07 15:16:45,370 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-07 15:16:45,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-07 15:16:45,371 INFO L87 Difference]: Start difference. First operand 333 states and 401 transitions. Second operand 7 states. [2019-10-07 15:16:45,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 15:16:45,703 INFO L93 Difference]: Finished difference Result 561 states and 704 transitions. [2019-10-07 15:16:45,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-07 15:16:45,703 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 58 [2019-10-07 15:16:45,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 15:16:45,704 INFO L225 Difference]: With dead ends: 561 [2019-10-07 15:16:45,704 INFO L226 Difference]: Without dead ends: 0 [2019-10-07 15:16:45,707 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 15:16:45,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-07 15:16:45,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-07 15:16:45,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-07 15:16:45,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-07 15:16:45,710 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 58 [2019-10-07 15:16:45,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 15:16:45,710 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-07 15:16:45,710 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-07 15:16:45,711 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-07 15:16:45,711 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-07 15:16:45,716 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point L148(lines 125 149) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point L132(lines 132 136) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point L189(lines 189 193) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2019-10-07 15:16:46,760 INFO L443 ceAbstractionStarter]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L443 ceAbstractionStarter]: For program point L209(lines 182 210) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-10-07 15:16:46,761 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 910 916) the Hoare annotation is: true [2019-10-07 15:16:46,762 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 910 916) no Hoare annotation was computed. [2019-10-07 15:16:46,762 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 917 925) no Hoare annotation was computed. [2019-10-07 15:16:46,762 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 917 925) the Hoare annotation is: true [2019-10-07 15:16:46,762 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 591 613) 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 15:16:46,762 INFO L439 ceAbstractionStarter]: At program point L603(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-07 15:16:46,763 INFO L439 ceAbstractionStarter]: At program point L603-1(line 603) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-07 15:16:46,763 INFO L443 ceAbstractionStarter]: For program point L601(lines 601 608) no Hoare annotation was computed. [2019-10-07 15:16:46,763 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 591 613) no Hoare annotation was computed. [2019-10-07 15:16:46,763 INFO L443 ceAbstractionStarter]: For program point L601-1(lines 601 608) no Hoare annotation was computed. [2019-10-07 15:16:46,763 INFO L443 ceAbstractionStarter]: For program point L599(line 599) no Hoare annotation was computed. [2019-10-07 15:16:46,763 INFO L439 ceAbstractionStarter]: At program point L598(line 598) 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 15:16:46,764 INFO L439 ceAbstractionStarter]: At program point L597(line 597) 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 15:16:46,764 INFO L439 ceAbstractionStarter]: At program point L597-1(line 597) 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 15:16:46,764 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 544 567) no Hoare annotation was computed. [2019-10-07 15:16:46,764 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 544 567) no Hoare annotation was computed. [2019-10-07 15:16:46,764 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 544 567) no Hoare annotation was computed. [2019-10-07 15:16:46,764 INFO L443 ceAbstractionStarter]: For program point L562(line 562) no Hoare annotation was computed. [2019-10-07 15:16:46,764 INFO L443 ceAbstractionStarter]: For program point L561(line 561) no Hoare annotation was computed. [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point L559(line 559) no Hoare annotation was computed. [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point L558(line 558) no Hoare annotation was computed. [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point L557(line 557) no Hoare annotation was computed. [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point L556(line 556) no Hoare annotation was computed. [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point L555(line 555) no Hoare annotation was computed. [2019-10-07 15:16:46,765 INFO L443 ceAbstractionStarter]: For program point L554(line 554) no Hoare annotation was computed. [2019-10-07 15:16:46,766 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-07 15:16:46,766 INFO L443 ceAbstractionStarter]: For program point L552(line 552) no Hoare annotation was computed. [2019-10-07 15:16:46,766 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-10-07 15:16:46,766 INFO L443 ceAbstractionStarter]: For program point L550(line 550) no Hoare annotation was computed. [2019-10-07 15:16:46,766 INFO L443 ceAbstractionStarter]: For program point L549(line 549) no Hoare annotation was computed. [2019-10-07 15:16:46,766 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 809 823) no Hoare annotation was computed. [2019-10-07 15:16:46,766 INFO L439 ceAbstractionStarter]: At program point L815(line 815) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:16:46,767 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 819) no Hoare annotation was computed. [2019-10-07 15:16:46,767 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 809 823) 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 15:16:46,767 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 745 753) no Hoare annotation was computed. [2019-10-07 15:16:46,767 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 745 753) the Hoare annotation is: true [2019-10-07 15:16:46,767 INFO L446 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: true [2019-10-07 15:16:46,767 INFO L443 ceAbstractionStarter]: For program point L797-1(line 797) no Hoare annotation was computed. [2019-10-07 15:16:46,767 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 790 808) the Hoare annotation is: true [2019-10-07 15:16:46,768 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 790 808) no Hoare annotation was computed. [2019-10-07 15:16:46,768 INFO L443 ceAbstractionStarter]: For program point L784(line 784) no Hoare annotation was computed. [2019-10-07 15:16:46,768 INFO L443 ceAbstractionStarter]: For program point L784-1(line 784) no Hoare annotation was computed. [2019-10-07 15:16:46,768 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 754 789) no Hoare annotation was computed. [2019-10-07 15:16:46,768 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 754 789) no Hoare annotation was computed. [2019-10-07 15:16:46,768 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 903 909) no Hoare annotation was computed. [2019-10-07 15:16:46,768 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 903 909) the Hoare annotation is: true [2019-10-07 15:16:46,768 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2019-10-07 15:16:46,769 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2019-10-07 15:16:46,769 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2019-10-07 15:16:46,769 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2019-10-07 15:16:46,769 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 577 587) 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 15:16:46,769 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 577 587) no Hoare annotation was computed. [2019-10-07 15:16:46,769 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 577 587) no Hoare annotation was computed. [2019-10-07 15:16:46,769 INFO L439 ceAbstractionStarter]: At program point L582(line 582) 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 15:16:46,770 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 734 744) no Hoare annotation was computed. [2019-10-07 15:16:46,770 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 734 744) no Hoare annotation was computed. [2019-10-07 15:16:46,770 INFO L443 ceAbstractionStarter]: For program point L739(line 739) no Hoare annotation was computed. [2019-10-07 15:16:46,770 INFO L443 ceAbstractionStarter]: For program point L739-1(line 739) no Hoare annotation was computed. [2019-10-07 15:16:46,770 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 726 733) the Hoare annotation is: true [2019-10-07 15:16:46,770 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 726 733) no Hoare annotation was computed. [2019-10-07 15:16:46,770 INFO L439 ceAbstractionStarter]: At program point L703(line 703) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:46,771 INFO L443 ceAbstractionStarter]: For program point L701(lines 701 709) no Hoare annotation was computed. [2019-10-07 15:16:46,771 INFO L439 ceAbstractionStarter]: At program point L699(line 699) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:46,771 INFO L443 ceAbstractionStarter]: For program point L699-1(line 699) no Hoare annotation was computed. [2019-10-07 15:16:46,771 INFO L443 ceAbstractionStarter]: For program point L697(lines 697 714) no Hoare annotation was computed. [2019-10-07 15:16:46,771 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 693 717) no Hoare annotation was computed. [2019-10-07 15:16:46,771 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 693 717) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,771 INFO L439 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,771 INFO L443 ceAbstractionStarter]: For program point L712-1(lines 693 717) no Hoare annotation was computed. [2019-10-07 15:16:46,772 INFO L439 ceAbstractionStarter]: At program point L707(line 707) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-07 15:16:46,772 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 685 691) no Hoare annotation was computed. [2019-10-07 15:16:46,772 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 685 691) the Hoare annotation is: true [2019-10-07 15:16:46,772 INFO L443 ceAbstractionStarter]: For program point L865(lines 865 878) no Hoare annotation was computed. [2019-10-07 15:16:46,772 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 825 890) 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 15:16:46,772 INFO L439 ceAbstractionStarter]: At program point L857(line 857) 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 15:16:46,773 INFO L443 ceAbstractionStarter]: For program point L855(lines 855 861) no Hoare annotation was computed. [2019-10-07 15:16:46,773 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 825 890) no Hoare annotation was computed. [2019-10-07 15:16:46,773 INFO L443 ceAbstractionStarter]: For program point L855-1(lines 855 861) no Hoare annotation was computed. [2019-10-07 15:16:46,773 INFO L439 ceAbstractionStarter]: At program point L880(lines 835 882) 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 15:16:46,773 INFO L439 ceAbstractionStarter]: At program point L847(line 847) 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 15:16:46,773 INFO L443 ceAbstractionStarter]: For program point L845(lines 845 851) no Hoare annotation was computed. [2019-10-07 15:16:46,773 INFO L443 ceAbstractionStarter]: For program point L845-1(lines 845 851) no Hoare annotation was computed. [2019-10-07 15:16:46,774 INFO L439 ceAbstractionStarter]: At program point L883(lines 834 884) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-07 15:16:46,774 INFO L439 ceAbstractionStarter]: At program point L873(line 873) 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 15:16:46,774 INFO L443 ceAbstractionStarter]: For program point L871(lines 871 877) no Hoare annotation was computed. [2019-10-07 15:16:46,774 INFO L439 ceAbstractionStarter]: At program point L871-1(lines 865 878) 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 15:16:46,774 INFO L443 ceAbstractionStarter]: For program point L836(lines 835 882) no Hoare annotation was computed. [2019-10-07 15:16:46,774 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 825 890) no Hoare annotation was computed. [2019-10-07 15:16:46,775 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2019-10-07 15:16:46,775 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2019-10-07 15:16:46,775 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2019-10-07 15:16:46,775 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2019-10-07 15:16:46,775 INFO L439 ceAbstractionStarter]: At program point L640(line 640) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-07 15:16:46,775 INFO L443 ceAbstractionStarter]: For program point L638(lines 638 644) no Hoare annotation was computed. [2019-10-07 15:16:46,775 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 647) no Hoare annotation was computed. [2019-10-07 15:16:46,776 INFO L439 ceAbstractionStarter]: At program point L635(line 635) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-07 15:16:46,776 INFO L443 ceAbstractionStarter]: For program point L635-1(line 635) no Hoare annotation was computed. [2019-10-07 15:16:46,776 INFO L443 ceAbstractionStarter]: For program point L633(lines 633 650) no Hoare annotation was computed. [2019-10-07 15:16:46,776 INFO L443 ceAbstractionStarter]: For program point L633-1(lines 625 653) no Hoare annotation was computed. [2019-10-07 15:16:46,776 INFO L446 ceAbstractionStarter]: At program point L631(line 631) the Hoare annotation is: true [2019-10-07 15:16:46,776 INFO L443 ceAbstractionStarter]: For program point L631-1(line 631) no Hoare annotation was computed. [2019-10-07 15:16:46,776 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 625 653) the Hoare annotation is: true [2019-10-07 15:16:46,777 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 625 653) no Hoare annotation was computed. [2019-10-07 15:16:46,777 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2019-10-07 15:16:46,777 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2019-10-07 15:16:46,777 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 617 624) the Hoare annotation is: true [2019-10-07 15:16:46,777 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 617 624) no Hoare annotation was computed. [2019-10-07 15:16:46,777 INFO L443 ceAbstractionStarter]: For program point L289(lines 267 290) no Hoare annotation was computed. [2019-10-07 15:16:46,777 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2019-10-07 15:16:46,777 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 264) no Hoare annotation was computed. [2019-10-07 15:16:46,778 INFO L443 ceAbstractionStarter]: For program point L269(lines 268 288) no Hoare annotation was computed. [2019-10-07 15:16:46,778 INFO L443 ceAbstractionStarter]: For program point L300(line 300) no Hoare annotation was computed. [2019-10-07 15:16:46,778 INFO L443 ceAbstractionStarter]: For program point L300-1(line 300) no Hoare annotation was computed. [2019-10-07 15:16:46,778 INFO L443 ceAbstractionStarter]: For program point L265(lines 265 306) no Hoare annotation was computed. [2019-10-07 15:16:46,778 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2019-10-07 15:16:46,778 INFO L443 ceAbstractionStarter]: For program point L284(line 284) no Hoare annotation was computed. [2019-10-07 15:16:46,778 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-10-07 15:16:46,778 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-10-07 15:16:46,779 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2019-10-07 15:16:46,779 INFO L443 ceAbstractionStarter]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2019-10-07 15:16:46,779 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 893 902) no Hoare annotation was computed. [2019-10-07 15:16:46,779 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 893 902) no Hoare annotation was computed. [2019-10-07 15:16:46,779 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-07 15:16:46,779 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,779 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2019-10-07 15:16:46,779 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 718 725) no Hoare annotation was computed. [2019-10-07 15:16:46,780 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 492 500) no Hoare annotation was computed. [2019-10-07 15:16:46,780 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2019-10-07 15:16:46,780 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,780 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,780 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: true [2019-10-07 15:16:46,780 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2019-10-07 15:16:46,780 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2019-10-07 15:16:46,780 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2019-10-07 15:16:46,780 INFO L439 ceAbstractionStarter]: At program point L672(lines 672 678) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,781 INFO L439 ceAbstractionStarter]: At program point L667(line 667) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-07 15:16:46,781 INFO L443 ceAbstractionStarter]: For program point L665(lines 664 683) no Hoare annotation was computed. [2019-10-07 15:16:46,781 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 661 684) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-07 15:16:46,781 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 661 684) no Hoare annotation was computed. [2019-10-07 15:16:46,781 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 661 684) no Hoare annotation was computed. [2019-10-07 15:16:46,781 INFO L439 ceAbstractionStarter]: At program point L674(line 674) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-07 15:16:46,781 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 513 542) no Hoare annotation was computed. [2019-10-07 15:16:46,782 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 513 542) the Hoare annotation is: true [2019-10-07 15:16:46,782 INFO L446 ceAbstractionStarter]: At program point L538(lines 513 542) the Hoare annotation is: true [2019-10-07 15:16:46,782 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-10-07 15:16:46,782 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 531) no Hoare annotation was computed. [2019-10-07 15:16:46,782 INFO L446 ceAbstractionStarter]: At program point L527-1(lines 527 531) the Hoare annotation is: true [2019-10-07 15:16:46,782 INFO L446 ceAbstractionStarter]: At program point L523-2(lines 523 537) the Hoare annotation is: true [2019-10-07 15:16:46,782 INFO L446 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: true [2019-10-07 15:16:46,782 INFO L443 ceAbstractionStarter]: For program point L519-1(line 519) no Hoare annotation was computed. [2019-10-07 15:16:46,783 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2019-10-07 15:16:46,783 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2019-10-07 15:16:46,783 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 568 574) no Hoare annotation was computed. [2019-10-07 15:16:46,783 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 568 574) the Hoare annotation is: true [2019-10-07 15:16:46,783 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,783 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 15:16:46,783 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-07 15:16:46,783 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-07 15:16:46,784 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2019-10-07 15:16:46,784 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: true [2019-10-07 15:16:46,784 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-07 15:16:46,784 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-07 15:16:46,784 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-07 15:16:46,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.10 03:16:46 BoogieIcfgContainer [2019-10-07 15:16:46,799 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-07 15:16:46,802 INFO L168 Benchmark]: Toolchain (without parser) took 6149.87 ms. Allocated memory was 144.2 MB in the beginning and 296.2 MB in the end (delta: 152.0 MB). Free memory was 100.8 MB in the beginning and 208.3 MB in the end (delta: -107.5 MB). Peak memory consumption was 118.9 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,803 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 144.2 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 741.10 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 100.6 MB in the beginning and 165.5 MB in the end (delta: -64.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,805 INFO L168 Benchmark]: Boogie Preprocessor took 86.70 ms. Allocated memory is still 200.8 MB. Free memory was 165.5 MB in the beginning and 161.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,806 INFO L168 Benchmark]: RCFGBuilder took 1706.24 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 161.3 MB in the beginning and 146.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,807 INFO L168 Benchmark]: TraceAbstraction took 3609.41 ms. Allocated memory was 232.3 MB in the beginning and 296.2 MB in the end (delta: 64.0 MB). Free memory was 145.2 MB in the beginning and 208.3 MB in the end (delta: -63.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. [2019-10-07 15:16:46,811 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 144.2 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 741.10 ms. Allocated memory was 144.2 MB in the beginning and 200.8 MB in the end (delta: 56.6 MB). Free memory was 100.6 MB in the beginning and 165.5 MB in the end (delta: -64.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.70 ms. Allocated memory is still 200.8 MB. Free memory was 165.5 MB in the beginning and 161.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1706.24 ms. Allocated memory was 200.8 MB in the beginning and 232.3 MB in the end (delta: 31.5 MB). Free memory was 161.3 MB in the beginning and 146.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3609.41 ms. Allocated memory was 232.3 MB in the beginning and 296.2 MB in the end (delta: 64.0 MB). Free memory was 145.2 MB in the beginning and 208.3 MB in the end (delta: -63.1 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 834]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 835]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 513]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 177 locations, 1 error locations. Result: SAFE, OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.0s, HoareTripleCheckerStatistics: 543 SDtfs, 340 SDslu, 974 SDs, 0 SdLazy, 379 SolverSat, 102 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 20 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 432 PreInvPairs, 474 NumberOfFragments, 492 HoareAnnotationTreeSize, 432 FomulaSimplifications, 401 FormulaSimplificationTreeSizeReduction, 0.2s 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...