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_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:14:19,354 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:14:19,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:14:19,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:14:19,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:14:19,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:14:19,371 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:14:19,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:14:19,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:14:19,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:14:19,386 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:14:19,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:14:19,388 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:14:19,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:14:19,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:14:19,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:14:19,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:14:19,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:14:19,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:14:19,403 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:14:19,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:14:19,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:14:19,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:14:19,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:14:19,411 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:14:19,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:14:19,412 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:14:19,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:14:19,413 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:14:19,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:14:19,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:14:19,415 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:14:19,416 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:14:19,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:14:19,418 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:14:19,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:14:19,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:14:19,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:14:19,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:14:19,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:14:19,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:14:19,422 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 23:14:19,437 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:14:19,437 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:14:19,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:14:19,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:14:19,439 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:14:19,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:14:19,439 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:14:19,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:14:19,439 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:14:19,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:14:19,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:14:19,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:14:19,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:14:19,440 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:14:19,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:14:19,441 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:14:19,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:14:19,441 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:14:19,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:14:19,442 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:14:19,442 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:14:19,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:14:19,442 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:14:19,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:14:19,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:14:19,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:14:19,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:14:19,443 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:14:19,443 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:14:19,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:14:19,770 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:14:19,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:14:19,774 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:14:19,775 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:14:19,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2019-10-13 23:14:19,848 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f7796e4/45561bf6e85d4d8caaff73f7953f1f6e/FLAGf506ddcbf [2019-10-13 23:14:20,398 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:14:20,398 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product12.cil.c [2019-10-13 23:14:20,410 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f7796e4/45561bf6e85d4d8caaff73f7953f1f6e/FLAGf506ddcbf [2019-10-13 23:14:20,696 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f7796e4/45561bf6e85d4d8caaff73f7953f1f6e [2019-10-13 23:14:20,706 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:14:20,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:14:20,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:14:20,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:14:20,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:14:20,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:14:20" (1/1) ... [2019-10-13 23:14:20,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453c3fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:20, skipping insertion in model container [2019-10-13 23:14:20,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:14:20" (1/1) ... [2019-10-13 23:14:20,724 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:14:20,773 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:14:21,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:14:21,171 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:14:21,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:14:21,345 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:14:21,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21 WrapperNode [2019-10-13 23:14:21,345 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:14:21,346 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:14:21,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:14:21,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:14:21,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (1/1) ... [2019-10-13 23:14:21,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (1/1) ... [2019-10-13 23:14:21,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (1/1) ... [2019-10-13 23:14:21,381 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (1/1) ... [2019-10-13 23:14:21,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (1/1) ... [2019-10-13 23:14:21,419 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (1/1) ... [2019-10-13 23:14:21,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (1/1) ... [2019-10-13 23:14:21,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:14:21,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:14:21,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:14:21,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:14:21,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:14:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:14:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:14:21,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:14:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:14:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 23:14:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 23:14:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 23:14:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 23:14:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 23:14:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 23:14:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 23:14:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 23:14:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 23:14:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-13 23:14:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:14:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 23:14:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 23:14:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 23:14:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 23:14:21,501 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 23:14:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 23:14:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:14:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:14:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:14:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:14:21,502 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-10-13 23:14:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:14:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:14:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:14:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:14:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:14:21,503 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:14:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 23:14:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 23:14:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:14:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 23:14:21,504 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:14:21,504 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:14:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:14:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:14:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 23:14:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 23:14:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-13 23:14:21,505 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 23:14:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 23:14:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 23:14:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:14:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 23:14:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 23:14:21,506 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 23:14:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 23:14:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 23:14:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 23:14:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 23:14:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-10-13 23:14:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 23:14:21,507 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 23:14:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 23:14:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:14:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:14:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 23:14:21,508 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:14:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:14:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:14:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:14:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:14:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:14:21,509 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:14:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:14:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:14:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:14:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:14:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:14:21,510 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:14:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:14:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:14:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:14:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:14:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:14:21,511 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:14:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:14:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 23:14:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:14:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 23:14:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:14:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:14:21,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:14:21,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:14:22,996 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:14:22,996 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 23:14:22,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:14:22 BoogieIcfgContainer [2019-10-13 23:14:22,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:14:22,999 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:14:22,999 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:14:23,002 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:14:23,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:14:20" (1/3) ... [2019-10-13 23:14:23,003 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4644d13b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:14:23, skipping insertion in model container [2019-10-13 23:14:23,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:14:21" (2/3) ... [2019-10-13 23:14:23,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4644d13b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:14:23, skipping insertion in model container [2019-10-13 23:14:23,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:14:22" (3/3) ... [2019-10-13 23:14:23,006 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product12.cil.c [2019-10-13 23:14:23,016 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:14:23,025 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:14:23,037 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:14:23,073 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:14:23,074 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:14:23,074 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:14:23,074 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:14:23,075 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:14:23,075 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:14:23,075 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:14:23,075 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:14:23,106 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states. [2019-10-13 23:14:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-10-13 23:14:23,117 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:23,118 INFO L380 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] [2019-10-13 23:14:23,120 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:23,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:23,124 INFO L82 PathProgramCache]: Analyzing trace with hash -1392022797, now seen corresponding path program 1 times [2019-10-13 23:14:23,132 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:23,133 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857879389] [2019-10-13 23:14:23,133 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:23,133 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:23,133 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:23,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:23,503 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857879389] [2019-10-13 23:14:23,504 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:23,505 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:14:23,505 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13576396] [2019-10-13 23:14:23,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:14:23,510 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:23,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:14:23,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:14:23,528 INFO L87 Difference]: Start difference. First operand 124 states. Second operand 2 states. [2019-10-13 23:14:23,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:23,567 INFO L93 Difference]: Finished difference Result 163 states and 198 transitions. [2019-10-13 23:14:23,567 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:14:23,568 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 42 [2019-10-13 23:14:23,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:23,583 INFO L225 Difference]: With dead ends: 163 [2019-10-13 23:14:23,584 INFO L226 Difference]: Without dead ends: 82 [2019-10-13 23:14:23,588 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:14:23,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2019-10-13 23:14:23,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2019-10-13 23:14:23,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2019-10-13 23:14:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 93 transitions. [2019-10-13 23:14:23,648 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 93 transitions. Word has length 42 [2019-10-13 23:14:23,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:23,649 INFO L462 AbstractCegarLoop]: Abstraction has 82 states and 93 transitions. [2019-10-13 23:14:23,649 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:14:23,650 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2019-10-13 23:14:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2019-10-13 23:14:23,653 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:23,653 INFO L380 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] [2019-10-13 23:14:23,654 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:23,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:23,654 INFO L82 PathProgramCache]: Analyzing trace with hash -2134425595, now seen corresponding path program 1 times [2019-10-13 23:14:23,655 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:23,655 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577786915] [2019-10-13 23:14:23,655 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:23,655 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:23,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:23,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:23,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:23,804 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577786915] [2019-10-13 23:14:23,804 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:23,805 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:14:23,805 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809904132] [2019-10-13 23:14:23,807 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:14:23,808 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:23,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:14:23,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:14:23,809 INFO L87 Difference]: Start difference. First operand 82 states and 93 transitions. Second operand 3 states. [2019-10-13 23:14:23,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:23,854 INFO L93 Difference]: Finished difference Result 109 states and 122 transitions. [2019-10-13 23:14:23,854 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:14:23,855 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 43 [2019-10-13 23:14:23,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:23,857 INFO L225 Difference]: With dead ends: 109 [2019-10-13 23:14:23,858 INFO L226 Difference]: Without dead ends: 74 [2019-10-13 23:14:23,860 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:14:23,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-10-13 23:14:23,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2019-10-13 23:14:23,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 74 states. [2019-10-13 23:14:23,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 82 transitions. [2019-10-13 23:14:23,886 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 82 transitions. Word has length 43 [2019-10-13 23:14:23,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:23,887 INFO L462 AbstractCegarLoop]: Abstraction has 74 states and 82 transitions. [2019-10-13 23:14:23,887 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:14:23,887 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 82 transitions. [2019-10-13 23:14:23,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 23:14:23,892 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:23,892 INFO L380 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] [2019-10-13 23:14:23,893 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:23,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:23,894 INFO L82 PathProgramCache]: Analyzing trace with hash 1227742014, now seen corresponding path program 1 times [2019-10-13 23:14:23,894 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:23,894 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898225264] [2019-10-13 23:14:23,894 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:23,894 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:23,895 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:24,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:24,109 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898225264] [2019-10-13 23:14:24,109 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:24,110 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 23:14:24,110 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902882742] [2019-10-13 23:14:24,111 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 23:14:24,111 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:24,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 23:14:24,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 23:14:24,113 INFO L87 Difference]: Start difference. First operand 74 states and 82 transitions. Second operand 7 states. [2019-10-13 23:14:24,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:24,621 INFO L93 Difference]: Finished difference Result 223 states and 262 transitions. [2019-10-13 23:14:24,622 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 23:14:24,622 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2019-10-13 23:14:24,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:24,625 INFO L225 Difference]: With dead ends: 223 [2019-10-13 23:14:24,625 INFO L226 Difference]: Without dead ends: 171 [2019-10-13 23:14:24,626 INFO L600 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 [2019-10-13 23:14:24,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2019-10-13 23:14:24,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 149. [2019-10-13 23:14:24,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-10-13 23:14:24,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 172 transitions. [2019-10-13 23:14:24,648 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 172 transitions. Word has length 47 [2019-10-13 23:14:24,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:24,648 INFO L462 AbstractCegarLoop]: Abstraction has 149 states and 172 transitions. [2019-10-13 23:14:24,648 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 23:14:24,648 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 172 transitions. [2019-10-13 23:14:24,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-13 23:14:24,650 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:24,650 INFO L380 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] [2019-10-13 23:14:24,650 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:24,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:24,651 INFO L82 PathProgramCache]: Analyzing trace with hash -1036773248, now seen corresponding path program 1 times [2019-10-13 23:14:24,651 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:24,651 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60726338] [2019-10-13 23:14:24,652 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:24,652 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:24,652 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:24,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:24,826 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60726338] [2019-10-13 23:14:24,827 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:24,827 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:14:24,827 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794599039] [2019-10-13 23:14:24,829 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:14:24,829 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:24,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:14:24,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:14:24,830 INFO L87 Difference]: Start difference. First operand 149 states and 172 transitions. Second operand 6 states. [2019-10-13 23:14:25,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:25,013 INFO L93 Difference]: Finished difference Result 388 states and 465 transitions. [2019-10-13 23:14:25,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 23:14:25,014 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 50 [2019-10-13 23:14:25,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:25,022 INFO L225 Difference]: With dead ends: 388 [2019-10-13 23:14:25,023 INFO L226 Difference]: Without dead ends: 261 [2019-10-13 23:14:25,025 INFO L600 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 [2019-10-13 23:14:25,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2019-10-13 23:14:25,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 249. [2019-10-13 23:14:25,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 249 states. [2019-10-13 23:14:25,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 290 transitions. [2019-10-13 23:14:25,077 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 290 transitions. Word has length 50 [2019-10-13 23:14:25,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:25,079 INFO L462 AbstractCegarLoop]: Abstraction has 249 states and 290 transitions. [2019-10-13 23:14:25,079 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:14:25,080 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 290 transitions. [2019-10-13 23:14:25,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-13 23:14:25,083 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:14:25,087 INFO L380 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] [2019-10-13 23:14:25,088 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:14:25,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:14:25,088 INFO L82 PathProgramCache]: Analyzing trace with hash 1418610694, now seen corresponding path program 1 times [2019-10-13 23:14:25,088 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:14:25,089 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756462489] [2019-10-13 23:14:25,089 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:25,092 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:14:25,092 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:14:25,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:14:25,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 23:14:25,206 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756462489] [2019-10-13 23:14:25,207 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:14:25,207 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 23:14:25,207 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207541501] [2019-10-13 23:14:25,208 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 23:14:25,208 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:14:25,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 23:14:25,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 23:14:25,210 INFO L87 Difference]: Start difference. First operand 249 states and 290 transitions. Second operand 6 states. [2019-10-13 23:14:25,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:14:25,431 INFO L93 Difference]: Finished difference Result 455 states and 548 transitions. [2019-10-13 23:14:25,431 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 23:14:25,431 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2019-10-13 23:14:25,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:14:25,432 INFO L225 Difference]: With dead ends: 455 [2019-10-13 23:14:25,432 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 23:14:25,435 INFO L600 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 [2019-10-13 23:14:25,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 23:14:25,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 23:14:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 23:14:25,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 23:14:25,436 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 53 [2019-10-13 23:14:25,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:14:25,437 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 23:14:25,437 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 23:14:25,437 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 23:14:25,438 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 23:14:25,444 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 23:14:26,044 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2019-10-13 23:14:26,044 INFO L443 ceAbstractionStarter]: For program point L502-2(lines 502 523) no Hoare annotation was computed. [2019-10-13 23:14:26,044 INFO L443 ceAbstractionStarter]: For program point L524(lines 501 525) no Hoare annotation was computed. [2019-10-13 23:14:26,045 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 477 532) no Hoare annotation was computed. [2019-10-13 23:14:26,045 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 477 532) no Hoare annotation was computed. [2019-10-13 23:14:26,045 INFO L443 ceAbstractionStarter]: For program point L578-1(line 578) no Hoare annotation was computed. [2019-10-13 23:14:26,045 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 533 592) no Hoare annotation was computed. [2019-10-13 23:14:26,045 INFO L443 ceAbstractionStarter]: For program point L565(lines 565 569) no Hoare annotation was computed. [2019-10-13 23:14:26,045 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 533 592) no Hoare annotation was computed. [2019-10-13 23:14:26,046 INFO L443 ceAbstractionStarter]: For program point L559-2(lines 559 584) no Hoare annotation was computed. [2019-10-13 23:14:26,046 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 533 592) no Hoare annotation was computed. [2019-10-13 23:14:26,046 INFO L443 ceAbstractionStarter]: For program point L585(lines 558 586) no Hoare annotation was computed. [2019-10-13 23:14:26,046 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-10-13 23:14:26,046 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 382 388) the Hoare annotation is: true [2019-10-13 23:14:26,046 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 382 388) no Hoare annotation was computed. [2019-10-13 23:14:26,047 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 389 397) no Hoare annotation was computed. [2019-10-13 23:14:26,047 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 389 397) the Hoare annotation is: true [2019-10-13 23:14:26,047 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 863 885) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,047 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 863 885) no Hoare annotation was computed. [2019-10-13 23:14:26,047 INFO L439 ceAbstractionStarter]: At program point L875(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,048 INFO L439 ceAbstractionStarter]: At program point L875-1(line 875) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~6 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,048 INFO L443 ceAbstractionStarter]: For program point L873(lines 873 880) no Hoare annotation was computed. [2019-10-13 23:14:26,048 INFO L443 ceAbstractionStarter]: For program point L873-1(lines 873 880) no Hoare annotation was computed. [2019-10-13 23:14:26,048 INFO L443 ceAbstractionStarter]: For program point L871(line 871) no Hoare annotation was computed. [2019-10-13 23:14:26,048 INFO L439 ceAbstractionStarter]: At program point L870(line 870) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,049 INFO L439 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,049 INFO L439 ceAbstractionStarter]: At program point L869-1(line 869) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,049 INFO L443 ceAbstractionStarter]: For program point L833(line 833) no Hoare annotation was computed. [2019-10-13 23:14:26,049 INFO L443 ceAbstractionStarter]: For program point L832(line 832) no Hoare annotation was computed. [2019-10-13 23:14:26,049 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 822 845) no Hoare annotation was computed. [2019-10-13 23:14:26,050 INFO L443 ceAbstractionStarter]: For program point L831(line 831) no Hoare annotation was computed. [2019-10-13 23:14:26,050 INFO L443 ceAbstractionStarter]: For program point L830(line 830) no Hoare annotation was computed. [2019-10-13 23:14:26,050 INFO L443 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2019-10-13 23:14:26,050 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 822 845) no Hoare annotation was computed. [2019-10-13 23:14:26,050 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-10-13 23:14:26,050 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 822 845) no Hoare annotation was computed. [2019-10-13 23:14:26,050 INFO L443 ceAbstractionStarter]: For program point L827(line 827) no Hoare annotation was computed. [2019-10-13 23:14:26,051 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-10-13 23:14:26,051 INFO L443 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2019-10-13 23:14:26,051 INFO L443 ceAbstractionStarter]: For program point L838(line 838) no Hoare annotation was computed. [2019-10-13 23:14:26,051 INFO L443 ceAbstractionStarter]: For program point L837(line 837) no Hoare annotation was computed. [2019-10-13 23:14:26,051 INFO L443 ceAbstractionStarter]: For program point L836(line 836) no Hoare annotation was computed. [2019-10-13 23:14:26,051 INFO L443 ceAbstractionStarter]: For program point L835(line 835) no Hoare annotation was computed. [2019-10-13 23:14:26,052 INFO L443 ceAbstractionStarter]: For program point L834(line 834) no Hoare annotation was computed. [2019-10-13 23:14:26,052 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 247 261) no Hoare annotation was computed. [2019-10-13 23:14:26,052 INFO L439 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 23:14:26,052 INFO L443 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2019-10-13 23:14:26,052 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 247 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-13 23:14:26,052 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 157 164) no Hoare annotation was computed. [2019-10-13 23:14:26,052 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 157 164) no Hoare annotation was computed. [2019-10-13 23:14:26,053 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 202 210) no Hoare annotation was computed. [2019-10-13 23:14:26,053 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 202 210) the Hoare annotation is: true [2019-10-13 23:14:26,053 INFO L443 ceAbstractionStarter]: For program point L241(line 241) no Hoare annotation was computed. [2019-10-13 23:14:26,053 INFO L443 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2019-10-13 23:14:26,053 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 211 246) no Hoare annotation was computed. [2019-10-13 23:14:26,053 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 211 246) no Hoare annotation was computed. [2019-10-13 23:14:26,053 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 375 381) no Hoare annotation was computed. [2019-10-13 23:14:26,054 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 375 381) the Hoare annotation is: true [2019-10-13 23:14:26,054 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 431 476) no Hoare annotation was computed. [2019-10-13 23:14:26,054 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 431 476) no Hoare annotation was computed. [2019-10-13 23:14:26,054 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 744 789) no Hoare annotation was computed. [2019-10-13 23:14:26,054 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 744 789) no Hoare annotation was computed. [2019-10-13 23:14:26,054 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 853 862) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,054 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 853 862) no Hoare annotation was computed. [2019-10-13 23:14:26,055 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 853 862) no Hoare annotation was computed. [2019-10-13 23:14:26,055 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 191 201) no Hoare annotation was computed. [2019-10-13 23:14:26,055 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 191 201) no Hoare annotation was computed. [2019-10-13 23:14:26,055 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-13 23:14:26,055 INFO L443 ceAbstractionStarter]: For program point L196-1(line 196) no Hoare annotation was computed. [2019-10-13 23:14:26,055 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 183 190) the Hoare annotation is: true [2019-10-13 23:14:26,055 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 183 190) no Hoare annotation was computed. [2019-10-13 23:14:26,056 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 150 156) no Hoare annotation was computed. [2019-10-13 23:14:26,056 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 150 156) the Hoare annotation is: true [2019-10-13 23:14:26,056 INFO L443 ceAbstractionStarter]: For program point L66-1(lines 66 72) no Hoare annotation was computed. [2019-10-13 23:14:26,056 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 46 113) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,056 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 46 113) no Hoare annotation was computed. [2019-10-13 23:14:26,056 INFO L439 ceAbstractionStarter]: At program point L106(lines 55 107) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-13 23:14:26,057 INFO L439 ceAbstractionStarter]: At program point L96(line 96) 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))) [2019-10-13 23:14:26,057 INFO L443 ceAbstractionStarter]: For program point L94(lines 94 100) no Hoare annotation was computed. [2019-10-13 23:14:26,057 INFO L439 ceAbstractionStarter]: At program point L94-1(lines 86 101) 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))) [2019-10-13 23:14:26,057 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 105) no Hoare annotation was computed. [2019-10-13 23:14:26,058 INFO L439 ceAbstractionStarter]: At program point L88(line 88) 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))) [2019-10-13 23:14:26,058 INFO L443 ceAbstractionStarter]: For program point L86(lines 86 101) no Hoare annotation was computed. [2019-10-13 23:14:26,058 INFO L439 ceAbstractionStarter]: At program point L78(line 78) 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))) [2019-10-13 23:14:26,058 INFO L443 ceAbstractionStarter]: For program point L76(lines 76 82) no Hoare annotation was computed. [2019-10-13 23:14:26,058 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2019-10-13 23:14:26,058 INFO L439 ceAbstractionStarter]: At program point L103(lines 56 105) 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))) [2019-10-13 23:14:26,059 INFO L439 ceAbstractionStarter]: At program point L68(line 68) 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))) [2019-10-13 23:14:26,059 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 46 113) no Hoare annotation was computed. [2019-10-13 23:14:26,059 INFO L443 ceAbstractionStarter]: For program point L66(lines 66 72) no Hoare annotation was computed. [2019-10-13 23:14:26,059 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 698 743) no Hoare annotation was computed. [2019-10-13 23:14:26,059 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 698 743) no Hoare annotation was computed. [2019-10-13 23:14:26,059 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 328 350) no Hoare annotation was computed. [2019-10-13 23:14:26,059 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 328 350) no Hoare annotation was computed. [2019-10-13 23:14:26,060 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 365 374) no Hoare annotation was computed. [2019-10-13 23:14:26,060 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 365 374) no Hoare annotation was computed. [2019-10-13 23:14:26,060 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 595 697) no Hoare annotation was computed. [2019-10-13 23:14:26,060 INFO L443 ceAbstractionStarter]: For program point L665(lines 643 666) no Hoare annotation was computed. [2019-10-13 23:14:26,060 INFO L443 ceAbstractionStarter]: For program point L624(lines 624 640) no Hoare annotation was computed. [2019-10-13 23:14:26,060 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 595 697) no Hoare annotation was computed. [2019-10-13 23:14:26,060 INFO L443 ceAbstractionStarter]: For program point L645(lines 644 664) no Hoare annotation was computed. [2019-10-13 23:14:26,061 INFO L443 ceAbstractionStarter]: For program point L676(line 676) no Hoare annotation was computed. [2019-10-13 23:14:26,061 INFO L443 ceAbstractionStarter]: For program point L676-1(line 676) no Hoare annotation was computed. [2019-10-13 23:14:26,061 INFO L443 ceAbstractionStarter]: For program point L641(lines 641 682) no Hoare annotation was computed. [2019-10-13 23:14:26,061 INFO L443 ceAbstractionStarter]: For program point L660(line 660) no Hoare annotation was computed. [2019-10-13 23:14:26,061 INFO L443 ceAbstractionStarter]: For program point L660-1(line 660) no Hoare annotation was computed. [2019-10-13 23:14:26,061 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 595 697) no Hoare annotation was computed. [2019-10-13 23:14:26,061 INFO L443 ceAbstractionStarter]: For program point L619(lines 619 623) no Hoare annotation was computed. [2019-10-13 23:14:26,061 INFO L443 ceAbstractionStarter]: For program point L644-2(lines 644 664) no Hoare annotation was computed. [2019-10-13 23:14:26,062 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:14:26,062 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:26,062 INFO L443 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-10-13 23:14:26,062 INFO L443 ceAbstractionStarter]: For program point L177-1(lines 166 182) no Hoare annotation was computed. [2019-10-13 23:14:26,062 INFO L443 ceAbstractionStarter]: For program point L173(lines 173 179) no Hoare annotation was computed. [2019-10-13 23:14:26,062 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 166 182) no Hoare annotation was computed. [2019-10-13 23:14:26,063 INFO L443 ceAbstractionStarter]: For program point L171(line 171) no Hoare annotation was computed. [2019-10-13 23:14:26,063 INFO L443 ceAbstractionStarter]: For program point L171-1(line 171) no Hoare annotation was computed. [2019-10-13 23:14:26,063 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 166 182) no Hoare annotation was computed. [2019-10-13 23:14:26,063 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 351 359) no Hoare annotation was computed. [2019-10-13 23:14:26,063 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 351 359) no Hoare annotation was computed. [2019-10-13 23:14:26,063 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 307 318) the Hoare annotation is: true [2019-10-13 23:14:26,063 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 307 318) no Hoare annotation was computed. [2019-10-13 23:14:26,064 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:26,064 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 23:14:26,064 INFO L446 ceAbstractionStarter]: At program point timeShiftENTRY(lines 126 149) the Hoare annotation is: true [2019-10-13 23:14:26,064 INFO L439 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= 0 ~systemActive~0))) [2019-10-13 23:14:26,064 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 126 149) no Hoare annotation was computed. [2019-10-13 23:14:26,064 INFO L446 ceAbstractionStarter]: At program point L137(lines 137 143) the Hoare annotation is: true [2019-10-13 23:14:26,064 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 126 149) no Hoare annotation was computed. [2019-10-13 23:14:26,064 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:14:26,065 INFO L443 ceAbstractionStarter]: For program point L130(lines 129 148) no Hoare annotation was computed. [2019-10-13 23:14:26,065 INFO L446 ceAbstractionStarter]: At program point L802-2(lines 802 816) the Hoare annotation is: true [2019-10-13 23:14:26,065 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 792 821) no Hoare annotation was computed. [2019-10-13 23:14:26,065 INFO L446 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: true [2019-10-13 23:14:26,065 INFO L443 ceAbstractionStarter]: For program point L798-1(line 798) no Hoare annotation was computed. [2019-10-13 23:14:26,065 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 792 821) the Hoare annotation is: true [2019-10-13 23:14:26,065 INFO L446 ceAbstractionStarter]: At program point L817(lines 792 821) the Hoare annotation is: true [2019-10-13 23:14:26,065 INFO L443 ceAbstractionStarter]: For program point L813(line 813) no Hoare annotation was computed. [2019-10-13 23:14:26,066 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 810) no Hoare annotation was computed. [2019-10-13 23:14:26,066 INFO L446 ceAbstractionStarter]: At program point L806-1(lines 806 810) the Hoare annotation is: true [2019-10-13 23:14:26,066 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 319 327) the Hoare annotation is: true [2019-10-13 23:14:26,066 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 319 327) no Hoare annotation was computed. [2019-10-13 23:14:26,066 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 283 294) the Hoare annotation is: true [2019-10-13 23:14:26,066 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 283 294) no Hoare annotation was computed. [2019-10-13 23:14:26,066 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 846 852) no Hoare annotation was computed. [2019-10-13 23:14:26,066 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 846 852) the Hoare annotation is: true [2019-10-13 23:14:26,067 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 23:14:26,067 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-13 23:14:26,067 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 23:14:26,067 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 23:14:26,067 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 262 269) no Hoare annotation was computed. [2019-10-13 23:14:26,067 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 262 269) the Hoare annotation is: true [2019-10-13 23:14:26,067 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 295 306) no Hoare annotation was computed. [2019-10-13 23:14:26,068 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 295 306) the Hoare annotation is: true [2019-10-13 23:14:26,068 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 271 278) the Hoare annotation is: true [2019-10-13 23:14:26,068 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 271 278) no Hoare annotation was computed. [2019-10-13 23:14:26,068 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 275) no Hoare annotation was computed. [2019-10-13 23:14:26,068 INFO L439 ceAbstractionStarter]: At program point L413(line 413) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 23:14:26,068 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 399 423) the Hoare annotation is: true [2019-10-13 23:14:26,068 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 417) no Hoare annotation was computed. [2019-10-13 23:14:26,069 INFO L439 ceAbstractionStarter]: At program point L409(line 409) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-13 23:14:26,069 INFO L443 ceAbstractionStarter]: For program point L409-1(line 409) no Hoare annotation was computed. [2019-10-13 23:14:26,069 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 399 423) no Hoare annotation was computed. [2019-10-13 23:14:26,069 INFO L443 ceAbstractionStarter]: For program point L407(lines 407 420) no Hoare annotation was computed. [2019-10-13 23:14:26,069 INFO L443 ceAbstractionStarter]: For program point L407-1(lines 399 423) no Hoare annotation was computed. [2019-10-13 23:14:26,069 INFO L446 ceAbstractionStarter]: At program point L405(line 405) the Hoare annotation is: true [2019-10-13 23:14:26,069 INFO L443 ceAbstractionStarter]: For program point L405-1(line 405) no Hoare annotation was computed. [2019-10-13 23:14:26,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 11:14:26 BoogieIcfgContainer [2019-10-13 23:14:26,083 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 23:14:26,086 INFO L168 Benchmark]: Toolchain (without parser) took 5377.45 ms. Allocated memory was 141.0 MB in the beginning and 243.3 MB in the end (delta: 102.2 MB). Free memory was 105.3 MB in the beginning and 112.4 MB in the end (delta: -7.1 MB). Peak memory consumption was 95.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:26,087 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 141.0 MB. Free memory was 124.3 MB in the beginning and 124.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 23:14:26,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.01 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 105.1 MB in the beginning and 173.2 MB in the end (delta: -68.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:26,089 INFO L168 Benchmark]: Boogie Preprocessor took 91.37 ms. Allocated memory is still 203.9 MB. Free memory was 173.2 MB in the beginning and 169.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:26,091 INFO L168 Benchmark]: RCFGBuilder took 1560.15 ms. Allocated memory was 203.9 MB in the beginning and 232.8 MB in the end (delta: 28.8 MB). Free memory was 169.3 MB in the beginning and 151.0 MB in the end (delta: 18.3 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:26,092 INFO L168 Benchmark]: TraceAbstraction took 3084.52 ms. Allocated memory was 232.8 MB in the beginning and 243.3 MB in the end (delta: 10.5 MB). Free memory was 151.0 MB in the beginning and 112.4 MB in the end (delta: 38.6 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. [2019-10-13 23:14:26,096 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 141.0 MB. Free memory was 124.3 MB in the beginning and 124.1 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.01 ms. Allocated memory was 141.0 MB in the beginning and 203.9 MB in the end (delta: 62.9 MB). Free memory was 105.1 MB in the beginning and 173.2 MB in the end (delta: -68.1 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 91.37 ms. Allocated memory is still 203.9 MB. Free memory was 173.2 MB in the beginning and 169.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1560.15 ms. Allocated memory was 203.9 MB in the beginning and 232.8 MB in the end (delta: 28.8 MB). Free memory was 169.3 MB in the beginning and 151.0 MB in the end (delta: 18.3 MB). Peak memory consumption was 79.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3084.52 ms. Allocated memory was 232.8 MB in the beginning and 243.3 MB in the end (delta: 10.5 MB). Free memory was 151.0 MB in the beginning and 112.4 MB in the end (delta: 38.6 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 275]: 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: 55]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 56]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 167 locations, 1 error locations. Result: SAFE, OverallTime: 2.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, HoareTripleCheckerStatistics: 441 SDtfs, 238 SDslu, 808 SDs, 0 SdLazy, 241 SolverSat, 48 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=249occurred 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, 34 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 302 PreInvPairs, 342 NumberOfFragments, 395 HoareAnnotationTreeSize, 302 FomulaSimplifications, 356 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 1201 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 235 NumberOfCodeBlocks, 235 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 230 ConstructedInterpolants, 0 QuantifiedInterpolants, 20208 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...