/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc config/AutomizerReach.xml -s config/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 19:09:55,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 19:09:55,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 19:09:55,652 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 19:09:55,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 19:09:55,657 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 19:09:55,661 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 19:09:55,667 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 19:09:55,679 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 19:09:55,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 19:09:55,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 19:09:55,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 19:09:55,693 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 19:09:55,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 19:09:55,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 19:09:55,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 19:09:55,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 19:09:55,702 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 19:09:55,704 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 19:09:55,706 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 19:09:55,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 19:09:55,709 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 19:09:55,710 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 19:09:55,711 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 19:09:55,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-01-06 19:09:55,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-01-06 19:09:55,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-01-06 19:09:55,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-01-06 19:09:55,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-01-06 19:09:55,717 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-01-06 19:09:55,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 19:09:55,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 19:09:55,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 19:09:55,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 19:09:55,722 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 19:09:55,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 19:09:55,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 19:09:55,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 19:09:55,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 19:09:55,724 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 19:09:55,725 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 19:09:55,726 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 19:09:55,754 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 19:09:55,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 19:09:55,756 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 19:09:55,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 19:09:55,757 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 19:09:55,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 19:09:55,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 19:09:55,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 19:09:55,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 19:09:55,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 19:09:55,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 19:09:55,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 19:09:55,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 19:09:55,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 19:09:55,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 19:09:55,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 19:09:55,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 19:09:55,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 19:09:55,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 19:09:55,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 19:09:55,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 19:09:55,760 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 19:09:55,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 19:09:55,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 19:09:55,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 19:09:55,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 19:09:56,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 19:09:56,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 19:09:56,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 19:09:56,245 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 19:09:56,245 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 19:09:56,246 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2021-01-06 19:09:56,322 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0e2839450/5bbc0ee4181a4e92872717b0505fed98/FLAG04e50f72d [2021-01-06 19:09:57,007 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 19:09:57,008 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c [2021-01-06 19:09:57,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0e2839450/5bbc0ee4181a4e92872717b0505fed98/FLAG04e50f72d [2021-01-06 19:09:57,326 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/0e2839450/5bbc0ee4181a4e92872717b0505fed98 [2021-01-06 19:09:57,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 19:09:57,333 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 19:09:57,337 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 19:09:57,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 19:09:57,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 19:09:57,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:09:57" (1/1) ... [2021-01-06 19:09:57,344 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@193e30d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:57, skipping insertion in model container [2021-01-06 19:09:57,344 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 07:09:57" (1/1) ... [2021-01-06 19:09:57,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 19:09:57,433 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] [2021-01-06 19:09:57,772 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c[16111,16124] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] [2021-01-06 19:09:57,786 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:09:57,798 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~tmp~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~1,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp2~0,] left hand side expression in assignment: lhs: VariableLHS[~i~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~2,] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~pumpRunning~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~3,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp~3,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~1,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~5,] left hand side expression in assignment: lhs: VariableLHS[~systemActive~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~splverifierCounter~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~4,] left hand side expression in assignment: lhs: VariableLHS[~tmp___0~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp___2~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp___1~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~0,] left hand side expression in assignment: lhs: VariableLHS[~tmp~5,] left hand side expression in assignment: lhs: VariableLHS[~cf~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_15~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_16~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~0,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_15~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~1,] left hand side expression in assignment: lhs: VariableLHS[~tmp~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~1,] left hand side expression in assignment: address: IdentifierExpression[~mem_17~1,] left hand side expression in assignment: lhs: VariableLHS[~excep~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~1,] left hand side expression in assignment: lhs: VariableLHS[~mem_16~2,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_17~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~1,] left hand side expression in assignment: lhs: VariableLHS[~cf~2,] left hand side expression in assignment: lhs: VariableLHS[~tmp~7,] left hand side expression in assignment: lhs: VariableLHS[~new~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_18~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_18~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_19~2,] left hand side expression in assignment: address: IdentifierExpression[~mem_19~2,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp12~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp13~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_20~0,] left hand side expression in assignment: lhs: VariableLHS[~next~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_21~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp14~3,] left hand side expression in assignment: lhs: VariableLHS[~temp~0,] left hand side expression in assignment: lhs: VariableLHS[~count,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp15~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp16~0,] left hand side expression in assignment: lhs: VariableLHS[~mem_22~0,] left hand side expression in assignment: lhs: VariableLHS[~head~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~mem_23~0,] left hand side expression in assignment: lhs: VariableLHS[~excep~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp17~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~mem_24~0,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~6,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~2,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~2,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~0,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~4,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~7,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp4~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp5~3,] left hand side expression in assignment: lhs: VariableLHS[~mem_12~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp6~3,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp7~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp8~4,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp9~4,] left hand side expression in assignment: lhs: VariableLHS[~mem_13~1,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp10~5,] left hand side expression in assignment: lhs: VariableLHS[~__cil_tmp11~5,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~8,] [2021-01-06 19:09:57,955 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product18.cil.c[16111,16124] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~waterLevel~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~methaneLevelCritical~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~9,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~10,] left hand side expression in assignment: lhs: VariableLHS[~retValue_acc~11,] [2021-01-06 19:09:57,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 19:09:58,004 INFO L208 MainTranslator]: Completed translation [2021-01-06 19:09:58,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58 WrapperNode [2021-01-06 19:09:58,005 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 19:09:58,007 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 19:09:58,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 19:09:58,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 19:09:58,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,037 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 19:09:58,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 19:09:58,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 19:09:58,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 19:09:58,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,100 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,101 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,127 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... [2021-01-06 19:09:58,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 19:09:58,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 19:09:58,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 19:09:58,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 19:09:58,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/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 [2021-01-06 19:09:58,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 19:09:58,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 19:09:58,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 19:09:58,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 19:09:59,142 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 19:09:59,142 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-01-06 19:09:59,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:09:59 BoogieIcfgContainer [2021-01-06 19:09:59,144 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 19:09:59,146 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 19:09:59,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 19:09:59,150 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 19:09:59,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 07:09:57" (1/3) ... [2021-01-06 19:09:59,151 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12ad0017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:09:59, skipping insertion in model container [2021-01-06 19:09:59,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 07:09:58" (2/3) ... [2021-01-06 19:09:59,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12ad0017 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 07:09:59, skipping insertion in model container [2021-01-06 19:09:59,152 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:09:59" (3/3) ... [2021-01-06 19:09:59,154 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product18.cil.c [2021-01-06 19:09:59,162 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 19:09:59,168 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-01-06 19:09:59,189 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-01-06 19:09:59,220 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 19:09:59,220 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 19:09:59,221 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 19:09:59,221 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 19:09:59,221 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 19:09:59,221 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 19:09:59,221 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 19:09:59,222 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 19:09:59,241 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states. [2021-01-06 19:09:59,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-01-06 19:09:59,248 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:09:59,249 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:09:59,249 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:09:59,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:09:59,256 INFO L82 PathProgramCache]: Analyzing trace with hash 157385897, now seen corresponding path program 1 times [2021-01-06 19:09:59,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:09:59,266 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887720140] [2021-01-06 19:09:59,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:09:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:09:59,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:09:59,598 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1887720140] [2021-01-06 19:09:59,599 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:09:59,599 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 19:09:59,600 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687344922] [2021-01-06 19:09:59,606 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-01-06 19:09:59,606 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:09:59,625 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-01-06 19:09:59,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-01-06 19:09:59,630 INFO L87 Difference]: Start difference. First operand 75 states. Second operand 2 states. [2021-01-06 19:09:59,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:09:59,679 INFO L93 Difference]: Finished difference Result 144 states and 215 transitions. [2021-01-06 19:09:59,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-01-06 19:09:59,683 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2021-01-06 19:09:59,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:09:59,698 INFO L225 Difference]: With dead ends: 144 [2021-01-06 19:09:59,698 INFO L226 Difference]: Without dead ends: 71 [2021-01-06 19:09:59,705 INFO L677 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 [2021-01-06 19:09:59,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2021-01-06 19:09:59,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2021-01-06 19:09:59,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2021-01-06 19:09:59,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 99 transitions. [2021-01-06 19:09:59,759 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 99 transitions. Word has length 16 [2021-01-06 19:09:59,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:09:59,760 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 99 transitions. [2021-01-06 19:09:59,760 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-01-06 19:09:59,760 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2021-01-06 19:09:59,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-01-06 19:09:59,761 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:09:59,761 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 19:09:59,762 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 19:09:59,762 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:09:59,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:09:59,763 INFO L82 PathProgramCache]: Analyzing trace with hash -889371000, now seen corresponding path program 1 times [2021-01-06 19:09:59,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:09:59,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557260657] [2021-01-06 19:09:59,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:09:59,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:09:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:09:59,916 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557260657] [2021-01-06 19:09:59,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:09:59,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:09:59,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106600461] [2021-01-06 19:09:59,919 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:09:59,919 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:09:59,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:09:59,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:09:59,923 INFO L87 Difference]: Start difference. First operand 71 states and 99 transitions. Second operand 3 states. [2021-01-06 19:09:59,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:09:59,939 INFO L93 Difference]: Finished difference Result 71 states and 99 transitions. [2021-01-06 19:09:59,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:09:59,940 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2021-01-06 19:09:59,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:09:59,941 INFO L225 Difference]: With dead ends: 71 [2021-01-06 19:09:59,942 INFO L226 Difference]: Without dead ends: 33 [2021-01-06 19:09:59,943 INFO L677 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 [2021-01-06 19:09:59,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-01-06 19:09:59,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-01-06 19:09:59,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-01-06 19:09:59,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 46 transitions. [2021-01-06 19:09:59,948 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 46 transitions. Word has length 17 [2021-01-06 19:09:59,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:09:59,949 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 46 transitions. [2021-01-06 19:09:59,949 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:09:59,949 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2021-01-06 19:09:59,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-01-06 19:09:59,950 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:09:59,950 INFO L422 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] [2021-01-06 19:09:59,951 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 19:09:59,951 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:09:59,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:09:59,952 INFO L82 PathProgramCache]: Analyzing trace with hash -1255414035, now seen corresponding path program 1 times [2021-01-06 19:09:59,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:09:59,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206778811] [2021-01-06 19:09:59,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:00,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206778811] [2021-01-06 19:10:00,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:00,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 19:10:00,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521664380] [2021-01-06 19:10:00,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 19:10:00,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:00,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 19:10:00,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 19:10:00,061 INFO L87 Difference]: Start difference. First operand 33 states and 46 transitions. Second operand 3 states. [2021-01-06 19:10:00,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:00,086 INFO L93 Difference]: Finished difference Result 60 states and 86 transitions. [2021-01-06 19:10:00,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 19:10:00,087 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2021-01-06 19:10:00,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:00,088 INFO L225 Difference]: With dead ends: 60 [2021-01-06 19:10:00,088 INFO L226 Difference]: Without dead ends: 33 [2021-01-06 19:10:00,089 INFO L677 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 [2021-01-06 19:10:00,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-01-06 19:10:00,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-01-06 19:10:00,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 33 states. [2021-01-06 19:10:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-01-06 19:10:00,103 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 22 [2021-01-06 19:10:00,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:00,105 INFO L481 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-01-06 19:10:00,106 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 19:10:00,106 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-01-06 19:10:00,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-01-06 19:10:00,107 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:00,107 INFO L422 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] [2021-01-06 19:10:00,107 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 19:10:00,107 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:00,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:00,109 INFO L82 PathProgramCache]: Analyzing trace with hash -1242671319, now seen corresponding path program 1 times [2021-01-06 19:10:00,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:00,111 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37700590] [2021-01-06 19:10:00,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:00,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:00,255 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37700590] [2021-01-06 19:10:00,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:00,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:10:00,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4212901] [2021-01-06 19:10:00,257 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:10:00,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:00,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:10:00,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:10:00,258 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand 5 states. [2021-01-06 19:10:00,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:00,377 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-01-06 19:10:00,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-01-06 19:10:00,378 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 23 [2021-01-06 19:10:00,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:00,380 INFO L225 Difference]: With dead ends: 151 [2021-01-06 19:10:00,380 INFO L226 Difference]: Without dead ends: 124 [2021-01-06 19:10:00,381 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-01-06 19:10:00,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-01-06 19:10:00,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 56. [2021-01-06 19:10:00,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 56 states. [2021-01-06 19:10:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 78 transitions. [2021-01-06 19:10:00,394 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 78 transitions. Word has length 23 [2021-01-06 19:10:00,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:00,394 INFO L481 AbstractCegarLoop]: Abstraction has 56 states and 78 transitions. [2021-01-06 19:10:00,395 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:10:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2021-01-06 19:10:00,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-01-06 19:10:00,396 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 19:10:00,396 INFO L422 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] [2021-01-06 19:10:00,396 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 19:10:00,397 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 19:10:00,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 19:10:00,397 INFO L82 PathProgramCache]: Analyzing trace with hash 710187059, now seen corresponding path program 1 times [2021-01-06 19:10:00,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 19:10:00,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814086289] [2021-01-06 19:10:00,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 19:10:00,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 19:10:00,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 19:10:00,470 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814086289] [2021-01-06 19:10:00,470 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 19:10:00,470 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 19:10:00,471 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828224712] [2021-01-06 19:10:00,471 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-01-06 19:10:00,472 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 19:10:00,472 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-01-06 19:10:00,473 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-01-06 19:10:00,473 INFO L87 Difference]: Start difference. First operand 56 states and 78 transitions. Second operand 5 states. [2021-01-06 19:10:00,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 19:10:00,541 INFO L93 Difference]: Finished difference Result 148 states and 215 transitions. [2021-01-06 19:10:00,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 19:10:00,542 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2021-01-06 19:10:00,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 19:10:00,543 INFO L225 Difference]: With dead ends: 148 [2021-01-06 19:10:00,543 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 19:10:00,544 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-01-06 19:10:00,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 19:10:00,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 19:10:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 19:10:00,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 19:10:00,546 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2021-01-06 19:10:00,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 19:10:00,546 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 19:10:00,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-01-06 19:10:00,546 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 19:10:00,546 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 19:10:00,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 19:10:00,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 19:10:00,839 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 813) no Hoare annotation was computed. [2021-01-06 19:10:00,839 INFO L189 CegarLoopUtils]: For program point L416(lines 416 429) no Hoare annotation was computed. [2021-01-06 19:10:00,841 INFO L185 CegarLoopUtils]: At program point L862(lines 857 865) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-01-06 19:10:00,842 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 19:10:00,842 INFO L185 CegarLoopUtils]: At program point L862-1(lines 857 865) the Hoare annotation is: false [2021-01-06 19:10:00,842 INFO L185 CegarLoopUtils]: At program point L862-2(lines 857 865) the Hoare annotation is: false [2021-01-06 19:10:00,842 INFO L189 CegarLoopUtils]: For program point L53(lines 53 66) no Hoare annotation was computed. [2021-01-06 19:10:00,842 INFO L185 CegarLoopUtils]: At program point L53-1(lines 1 906) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-01-06 19:10:00,843 INFO L189 CegarLoopUtils]: For program point L53-2(lines 53 66) no Hoare annotation was computed. [2021-01-06 19:10:00,843 INFO L185 CegarLoopUtils]: At program point L53-3(lines 1 906) the Hoare annotation is: false [2021-01-06 19:10:00,843 INFO L189 CegarLoopUtils]: For program point L53-4(lines 53 66) no Hoare annotation was computed. [2021-01-06 19:10:00,843 INFO L185 CegarLoopUtils]: At program point L53-5(lines 1 906) the Hoare annotation is: false [2021-01-06 19:10:00,843 INFO L189 CegarLoopUtils]: For program point L813(line 813) no Hoare annotation was computed. [2021-01-06 19:10:00,843 INFO L189 CegarLoopUtils]: For program point L813-1(line 813) no Hoare annotation was computed. [2021-01-06 19:10:00,843 INFO L189 CegarLoopUtils]: For program point L813-2(line 813) no Hoare annotation was computed. [2021-01-06 19:10:00,844 INFO L185 CegarLoopUtils]: At program point L434(lines 385 435) the Hoare annotation is: false [2021-01-06 19:10:00,845 INFO L185 CegarLoopUtils]: At program point L104(lines 99 107) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-01-06 19:10:00,845 INFO L185 CegarLoopUtils]: At program point L121-2(lines 121 135) the Hoare annotation is: false [2021-01-06 19:10:00,845 INFO L189 CegarLoopUtils]: For program point L122(line 122) no Hoare annotation was computed. [2021-01-06 19:10:00,846 INFO L189 CegarLoopUtils]: For program point L849(lines 849 853) no Hoare annotation was computed. [2021-01-06 19:10:00,846 INFO L192 CegarLoopUtils]: At program point L205(lines 186 208) the Hoare annotation is: true [2021-01-06 19:10:00,846 INFO L185 CegarLoopUtils]: At program point L172(lines 168 174) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-01-06 19:10:00,846 INFO L189 CegarLoopUtils]: For program point L387(lines 386 433) no Hoare annotation was computed. [2021-01-06 19:10:00,846 INFO L189 CegarLoopUtils]: For program point L255(lines 255 272) no Hoare annotation was computed. [2021-01-06 19:10:00,846 INFO L189 CegarLoopUtils]: For program point L255-1(lines 255 272) no Hoare annotation was computed. [2021-01-06 19:10:00,847 INFO L189 CegarLoopUtils]: For program point L255-2(lines 255 272) no Hoare annotation was computed. [2021-01-06 19:10:00,847 INFO L189 CegarLoopUtils]: For program point L57(lines 57 63) no Hoare annotation was computed. [2021-01-06 19:10:00,847 INFO L189 CegarLoopUtils]: For program point L57-2(lines 57 63) no Hoare annotation was computed. [2021-01-06 19:10:00,847 INFO L189 CegarLoopUtils]: For program point L57-4(lines 57 63) no Hoare annotation was computed. [2021-01-06 19:10:00,847 INFO L189 CegarLoopUtils]: For program point L388(lines 388 392) no Hoare annotation was computed. [2021-01-06 19:10:00,848 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 19:10:00,848 INFO L185 CegarLoopUtils]: At program point L223(lines 222 241) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-01-06 19:10:00,848 INFO L189 CegarLoopUtils]: For program point L223-1(lines 223 229) no Hoare annotation was computed. [2021-01-06 19:10:00,848 INFO L185 CegarLoopUtils]: At program point L223-2(lines 222 241) the Hoare annotation is: false [2021-01-06 19:10:00,848 INFO L185 CegarLoopUtils]: At program point L223-3(lines 222 241) the Hoare annotation is: false [2021-01-06 19:10:00,848 INFO L189 CegarLoopUtils]: For program point L125(lines 125 129) no Hoare annotation was computed. [2021-01-06 19:10:00,849 INFO L189 CegarLoopUtils]: For program point L125-1(lines 223 229) no Hoare annotation was computed. [2021-01-06 19:10:00,849 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 813) no Hoare annotation was computed. [2021-01-06 19:10:00,849 INFO L189 CegarLoopUtils]: For program point L406(lines 406 412) no Hoare annotation was computed. [2021-01-06 19:10:00,849 INFO L185 CegarLoopUtils]: At program point L406-1(lines 406 412) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-01-06 19:10:00,849 INFO L189 CegarLoopUtils]: For program point L357(lines 357 361) no Hoare annotation was computed. [2021-01-06 19:10:00,850 INFO L189 CegarLoopUtils]: For program point L357-2(lines 357 361) no Hoare annotation was computed. [2021-01-06 19:10:00,850 INFO L189 CegarLoopUtils]: For program point L357-3(lines 357 361) no Hoare annotation was computed. [2021-01-06 19:10:00,850 INFO L189 CegarLoopUtils]: For program point L357-5(lines 357 361) no Hoare annotation was computed. [2021-01-06 19:10:00,850 INFO L189 CegarLoopUtils]: For program point L357-6(lines 357 361) no Hoare annotation was computed. [2021-01-06 19:10:00,850 INFO L189 CegarLoopUtils]: For program point L357-8(lines 357 361) no Hoare annotation was computed. [2021-01-06 19:10:00,850 INFO L185 CegarLoopUtils]: At program point L308(lines 303 311) the Hoare annotation is: (and (= 1 ~systemActive~0) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-01-06 19:10:00,851 INFO L185 CegarLoopUtils]: At program point L308-1(lines 303 311) the Hoare annotation is: false [2021-01-06 19:10:00,851 INFO L185 CegarLoopUtils]: At program point L308-2(lines 303 311) the Hoare annotation is: false [2021-01-06 19:10:00,851 INFO L189 CegarLoopUtils]: For program point L424(lines 424 428) no Hoare annotation was computed. [2021-01-06 19:10:00,851 INFO L185 CegarLoopUtils]: At program point L903(lines 898 906) the Hoare annotation is: false [2021-01-06 19:10:00,851 INFO L185 CegarLoopUtils]: At program point L424-2(lines 223 229) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-01-06 19:10:00,851 INFO L185 CegarLoopUtils]: At program point L903-1(lines 898 906) the Hoare annotation is: false [2021-01-06 19:10:00,852 INFO L189 CegarLoopUtils]: For program point L837(lines 837 841) no Hoare annotation was computed. [2021-01-06 19:10:00,852 INFO L185 CegarLoopUtils]: At program point L903-2(lines 898 906) the Hoare annotation is: false [2021-01-06 19:10:00,852 INFO L189 CegarLoopUtils]: For program point L259(lines 259 267) no Hoare annotation was computed. [2021-01-06 19:10:00,852 INFO L189 CegarLoopUtils]: For program point L259-1(lines 259 267) no Hoare annotation was computed. [2021-01-06 19:10:00,852 INFO L189 CegarLoopUtils]: For program point L259-2(lines 259 267) no Hoare annotation was computed. [2021-01-06 19:10:00,852 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 19:10:00,853 INFO L185 CegarLoopUtils]: At program point L96(lines 1 906) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-01-06 19:10:00,853 INFO L189 CegarLoopUtils]: For program point L196(lines 196 203) no Hoare annotation was computed. [2021-01-06 19:10:00,853 INFO L192 CegarLoopUtils]: At program point L196-1(lines 196 203) the Hoare annotation is: true [2021-01-06 19:10:00,853 INFO L185 CegarLoopUtils]: At program point L230(lines 230 236) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-01-06 19:10:00,853 INFO L185 CegarLoopUtils]: At program point L230-1(lines 230 236) the Hoare annotation is: false [2021-01-06 19:10:00,853 INFO L185 CegarLoopUtils]: At program point L230-2(lines 230 236) the Hoare annotation is: false [2021-01-06 19:10:00,854 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 19:10:00,854 INFO L189 CegarLoopUtils]: For program point L825(lines 825 829) no Hoare annotation was computed. [2021-01-06 19:10:00,854 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 813) no Hoare annotation was computed. [2021-01-06 19:10:00,854 INFO L189 CegarLoopUtils]: For program point L825-3(lines 825 829) no Hoare annotation was computed. [2021-01-06 19:10:00,854 INFO L189 CegarLoopUtils]: For program point L825-6(lines 825 829) no Hoare annotation was computed. [2021-01-06 19:10:00,854 INFO L189 CegarLoopUtils]: For program point L396(lines 396 402) no Hoare annotation was computed. [2021-01-06 19:10:00,854 INFO L185 CegarLoopUtils]: At program point L396-1(lines 396 402) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= ULTIMATE.start_test_~splverifierCounter~0 0)) [2021-01-06 19:10:00,855 INFO L185 CegarLoopUtils]: At program point L363(lines 348 366) the Hoare annotation is: false [2021-01-06 19:10:00,855 INFO L185 CegarLoopUtils]: At program point L363-1(lines 348 366) the Hoare annotation is: false [2021-01-06 19:10:00,855 INFO L185 CegarLoopUtils]: At program point L363-2(lines 348 366) the Hoare annotation is: false [2021-01-06 19:10:00,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 07:10:00 BoogieIcfgContainer [2021-01-06 19:10:00,875 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 19:10:00,876 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 19:10:00,876 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 19:10:00,876 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 19:10:00,877 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 07:09:59" (3/4) ... [2021-01-06 19:10:00,880 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 19:10:00,895 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-01-06 19:10:00,896 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-01-06 19:10:00,897 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-01-06 19:10:00,898 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-01-06 19:10:00,898 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-01-06 19:10:00,899 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 19:10:00,899 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 19:10:00,931 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 [2021-01-06 19:10:00,999 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/product-lines/minepump_spec1_product18.cil.c-witness.graphml [2021-01-06 19:10:00,999 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 19:10:01,001 INFO L168 Benchmark]: Toolchain (without parser) took 3667.46 ms. Allocated memory was 151.0 MB in the beginning and 189.8 MB in the end (delta: 38.8 MB). Free memory was 124.4 MB in the beginning and 79.1 MB in the end (delta: 45.4 MB). Peak memory consumption was 85.0 MB. Max. memory is 8.0 GB. [2021-01-06 19:10:01,001 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 122.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 19:10:01,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 669.02 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 103.7 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-01-06 19:10:01,002 INFO L168 Benchmark]: Boogie Procedure Inliner took 73.18 ms. Allocated memory is still 151.0 MB. Free memory was 103.5 MB in the beginning and 100.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-01-06 19:10:01,003 INFO L168 Benchmark]: Boogie Preprocessor took 56.21 ms. Allocated memory is still 151.0 MB. Free memory was 100.6 MB in the beginning and 98.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-01-06 19:10:01,003 INFO L168 Benchmark]: RCFGBuilder took 1006.68 ms. Allocated memory is still 151.0 MB. Free memory was 98.5 MB in the beginning and 83.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 15.5 MB. Max. memory is 8.0 GB. [2021-01-06 19:10:01,004 INFO L168 Benchmark]: TraceAbstraction took 1729.10 ms. Allocated memory was 151.0 MB in the beginning and 189.8 MB in the end (delta: 38.8 MB). Free memory was 83.1 MB in the beginning and 85.9 MB in the end (delta: -2.8 MB). Peak memory consumption was 36.0 MB. Max. memory is 8.0 GB. [2021-01-06 19:10:01,004 INFO L168 Benchmark]: Witness Printer took 123.01 ms. Allocated memory is still 189.8 MB. Free memory was 85.9 MB in the beginning and 79.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2021-01-06 19:10:01,006 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 122.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 669.02 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 103.7 MB in the end (delta: 20.6 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 73.18 ms. Allocated memory is still 151.0 MB. Free memory was 103.5 MB in the beginning and 100.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 56.21 ms. Allocated memory is still 151.0 MB. Free memory was 100.6 MB in the beginning and 98.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1006.68 ms. Allocated memory is still 151.0 MB. Free memory was 98.5 MB in the beginning and 83.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 15.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1729.10 ms. Allocated memory was 151.0 MB in the beginning and 189.8 MB in the end (delta: 38.8 MB). Free memory was 83.1 MB in the beginning and 85.9 MB in the end (delta: -2.8 MB). Peak memory consumption was 36.0 MB. Max. memory is 8.0 GB. * Witness Printer took 123.01 ms. Allocated memory is still 189.8 MB. Free memory was 85.9 MB in the beginning and 79.1 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 813]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 813]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 813]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 396]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 898]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 230]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: ((1 == systemActive && \result == 0) && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: (1 == systemActive && pumpRunning == 0) && splverifierCounter == 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 385]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 303]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: (1 == systemActive && methaneLevelCritical == 0) && pumpRunning == 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 121]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 75 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1.3s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 311 SDtfs, 311 SDslu, 264 SDs, 0 SdLazy, 39 SolverSat, 9 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=75occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 68 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 31 PreInvPairs, 72 NumberOfFragments, 133 HoareAnnotationTreeSize, 31 FomulaSimplifications, 1267 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 31 FomulaSimplificationsInter, 28 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 97 ConstructedInterpolants, 0 QuantifiedInterpolants, 3931 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, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...