/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/eca-rers2012/Problem02_label52.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 11:48:30,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 11:48:30,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 11:48:30,709 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 11:48:30,710 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 11:48:30,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 11:48:30,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 11:48:30,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 11:48:30,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 11:48:30,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 11:48:30,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 11:48:30,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 11:48:30,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 11:48:30,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 11:48:30,761 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 11:48:30,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 11:48:30,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 11:48:30,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 11:48:30,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 11:48:30,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 11:48:30,778 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 11:48:30,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 11:48:30,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 11:48:30,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 11:48:30,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 11:48:30,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 11:48:30,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 11:48:30,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 11:48:30,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 11:48:30,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 11:48:30,795 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 11:48:30,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 11:48:30,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 11:48:30,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 11:48:30,798 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 11:48:30,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 11:48:30,799 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 11:48:30,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 11:48:30,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 11:48:30,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 11:48:30,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 11:48:30,828 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 11:48:30,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 11:48:30,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 11:48:30,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 11:48:30,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 11:48:30,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 11:48:30,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 11:48:30,829 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 11:48:30,830 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 11:48:30,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 11:48:30,830 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 11:48:30,830 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 11:48:30,830 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 11:48:30,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 11:48:30,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 11:48:30,831 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 11:48:30,831 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 11:48:30,831 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 11:48:30,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 11:48:30,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 11:48:30,832 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 11:48:30,832 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 11:48:31,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 11:48:31,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 11:48:31,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 11:48:31,303 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 11:48:31,303 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 11:48:31,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem02_label52.c [2021-01-06 11:48:31,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6bfa1bf37/b1665054e3bc466691828eeed195344e/FLAG29916152b [2021-01-06 11:48:32,086 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 11:48:32,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem02_label52.c [2021-01-06 11:48:32,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6bfa1bf37/b1665054e3bc466691828eeed195344e/FLAG29916152b [2021-01-06 11:48:32,340 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/6bfa1bf37/b1665054e3bc466691828eeed195344e [2021-01-06 11:48:32,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 11:48:32,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 11:48:32,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 11:48:32,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 11:48:32,356 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 11:48:32,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:48:32" (1/1) ... [2021-01-06 11:48:32,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2464ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:32, skipping insertion in model container [2021-01-06 11:48:32,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 11:48:32" (1/1) ... [2021-01-06 11:48:32,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 11:48:32,446 INFO L178 MainTranslator]: Built tables and reachable declarations left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] [2021-01-06 11:48:32,855 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/eca-rers2012/Problem02_label52.c[17244,17257] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:48:32,886 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:48:32,896 INFO L203 MainTranslator]: Completed pre-run left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a11~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a17~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a28~0,GLOBAL] [2021-01-06 11:48:32,989 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/eca-rers2012/Problem02_label52.c[17244,17257] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2021-01-06 11:48:33,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 11:48:33,054 INFO L208 MainTranslator]: Completed translation [2021-01-06 11:48:33,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33 WrapperNode [2021-01-06 11:48:33,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 11:48:33,057 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 11:48:33,057 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 11:48:33,057 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 11:48:33,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,234 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 11:48:33,235 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 11:48:33,235 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 11:48:33,235 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 11:48:33,246 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,246 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,251 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,252 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,290 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (1/1) ... [2021-01-06 11:48:33,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 11:48:33,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 11:48:33,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 11:48:33,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 11:48:33,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (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 11:48:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 11:48:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 11:48:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 11:48:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 11:48:34,936 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 11:48:34,937 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 11:48:34,941 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:34 BoogieIcfgContainer [2021-01-06 11:48:34,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 11:48:34,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 11:48:34,945 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 11:48:34,948 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 11:48:34,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 11:48:32" (1/3) ... [2021-01-06 11:48:34,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fdcd21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:48:34, skipping insertion in model container [2021-01-06 11:48:34,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 11:48:33" (2/3) ... [2021-01-06 11:48:34,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14fdcd21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 11:48:34, skipping insertion in model container [2021-01-06 11:48:34,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:34" (3/3) ... [2021-01-06 11:48:34,955 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label52.c [2021-01-06 11:48:34,965 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 11:48:34,972 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 11:48:34,993 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 11:48:35,030 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 11:48:35,030 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 11:48:35,030 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 11:48:35,031 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 11:48:35,031 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 11:48:35,031 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 11:48:35,031 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 11:48:35,031 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 11:48:35,054 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states. [2021-01-06 11:48:35,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-01-06 11:48:35,067 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:35,068 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:35,068 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:35,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:35,076 INFO L82 PathProgramCache]: Analyzing trace with hash 116810341, now seen corresponding path program 1 times [2021-01-06 11:48:35,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:35,088 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204284584] [2021-01-06 11:48:35,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:35,670 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 11:48:35,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204284584] [2021-01-06 11:48:35,672 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:35,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:35,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183780147] [2021-01-06 11:48:35,689 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:35,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:35,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:35,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:35,712 INFO L87 Difference]: Start difference. First operand 227 states. Second operand 3 states. [2021-01-06 11:48:36,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:36,731 INFO L93 Difference]: Finished difference Result 601 states and 1035 transitions. [2021-01-06 11:48:36,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:36,733 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 104 [2021-01-06 11:48:36,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:36,752 INFO L225 Difference]: With dead ends: 601 [2021-01-06 11:48:36,752 INFO L226 Difference]: Without dead ends: 310 [2021-01-06 11:48:36,757 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 11:48:36,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2021-01-06 11:48:36,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2021-01-06 11:48:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2021-01-06 11:48:36,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 444 transitions. [2021-01-06 11:48:36,825 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 444 transitions. Word has length 104 [2021-01-06 11:48:36,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:36,826 INFO L481 AbstractCegarLoop]: Abstraction has 310 states and 444 transitions. [2021-01-06 11:48:36,826 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:36,826 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 444 transitions. [2021-01-06 11:48:36,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-01-06 11:48:36,832 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:36,832 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:36,832 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 11:48:36,833 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:36,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:36,834 INFO L82 PathProgramCache]: Analyzing trace with hash -2053210266, now seen corresponding path program 1 times [2021-01-06 11:48:36,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:36,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048789377] [2021-01-06 11:48:36,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:36,932 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:36,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048789377] [2021-01-06 11:48:36,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:36,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:36,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765485347] [2021-01-06 11:48:36,935 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:36,935 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:36,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:36,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:36,936 INFO L87 Difference]: Start difference. First operand 310 states and 444 transitions. Second operand 3 states. [2021-01-06 11:48:37,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:37,586 INFO L93 Difference]: Finished difference Result 902 states and 1298 transitions. [2021-01-06 11:48:37,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:37,587 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2021-01-06 11:48:37,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:37,592 INFO L225 Difference]: With dead ends: 902 [2021-01-06 11:48:37,592 INFO L226 Difference]: Without dead ends: 594 [2021-01-06 11:48:37,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 11:48:37,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2021-01-06 11:48:37,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 592. [2021-01-06 11:48:37,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 592 states. [2021-01-06 11:48:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 751 transitions. [2021-01-06 11:48:37,631 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 751 transitions. Word has length 122 [2021-01-06 11:48:37,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:37,632 INFO L481 AbstractCegarLoop]: Abstraction has 592 states and 751 transitions. [2021-01-06 11:48:37,632 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:37,632 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 751 transitions. [2021-01-06 11:48:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-01-06 11:48:37,637 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:37,637 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:37,637 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 11:48:37,638 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:37,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:37,639 INFO L82 PathProgramCache]: Analyzing trace with hash -669873722, now seen corresponding path program 1 times [2021-01-06 11:48:37,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:37,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009929063] [2021-01-06 11:48:37,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:37,770 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:37,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009929063] [2021-01-06 11:48:37,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:37,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 11:48:37,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342568576] [2021-01-06 11:48:37,773 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:37,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:37,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:37,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:37,774 INFO L87 Difference]: Start difference. First operand 592 states and 751 transitions. Second operand 3 states. [2021-01-06 11:48:38,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:38,072 INFO L93 Difference]: Finished difference Result 1172 states and 1487 transitions. [2021-01-06 11:48:38,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:38,072 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 123 [2021-01-06 11:48:38,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:38,076 INFO L225 Difference]: With dead ends: 1172 [2021-01-06 11:48:38,076 INFO L226 Difference]: Without dead ends: 582 [2021-01-06 11:48:38,079 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 11:48:38,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2021-01-06 11:48:38,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 582. [2021-01-06 11:48:38,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2021-01-06 11:48:38,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 698 transitions. [2021-01-06 11:48:38,116 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 698 transitions. Word has length 123 [2021-01-06 11:48:38,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:38,116 INFO L481 AbstractCegarLoop]: Abstraction has 582 states and 698 transitions. [2021-01-06 11:48:38,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 698 transitions. [2021-01-06 11:48:38,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-01-06 11:48:38,121 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:38,122 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:38,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 11:48:38,122 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:38,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:38,123 INFO L82 PathProgramCache]: Analyzing trace with hash -2048736591, now seen corresponding path program 1 times [2021-01-06 11:48:38,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:38,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909882890] [2021-01-06 11:48:38,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:38,239 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:38,239 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909882890] [2021-01-06 11:48:38,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:38,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:38,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228743705] [2021-01-06 11:48:38,242 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:38,242 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:38,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:38,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:38,248 INFO L87 Difference]: Start difference. First operand 582 states and 698 transitions. Second operand 3 states. [2021-01-06 11:48:38,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:38,880 INFO L93 Difference]: Finished difference Result 1302 states and 1569 transitions. [2021-01-06 11:48:38,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:38,880 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2021-01-06 11:48:38,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:38,885 INFO L225 Difference]: With dead ends: 1302 [2021-01-06 11:48:38,885 INFO L226 Difference]: Without dead ends: 722 [2021-01-06 11:48:38,887 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 11:48:38,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2021-01-06 11:48:38,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 722. [2021-01-06 11:48:38,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 722 states. [2021-01-06 11:48:38,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 853 transitions. [2021-01-06 11:48:38,915 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 853 transitions. Word has length 127 [2021-01-06 11:48:38,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:38,915 INFO L481 AbstractCegarLoop]: Abstraction has 722 states and 853 transitions. [2021-01-06 11:48:38,915 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:38,916 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 853 transitions. [2021-01-06 11:48:38,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-01-06 11:48:38,920 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:38,921 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:38,921 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 11:48:38,921 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:38,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:38,922 INFO L82 PathProgramCache]: Analyzing trace with hash -2111501145, now seen corresponding path program 1 times [2021-01-06 11:48:38,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:38,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360076753] [2021-01-06 11:48:38,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:38,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:39,259 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:39,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360076753] [2021-01-06 11:48:39,259 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1419731117] [2021-01-06 11:48:39,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:39,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 2 conjunts are in the unsatisfiable core [2021-01-06 11:48:39,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:39,746 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-01-06 11:48:39,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:39,748 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-01-06 11:48:39,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214891545] [2021-01-06 11:48:39,749 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:39,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:39,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:39,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 11:48:39,751 INFO L87 Difference]: Start difference. First operand 722 states and 853 transitions. Second operand 3 states. [2021-01-06 11:48:40,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:40,347 INFO L93 Difference]: Finished difference Result 1862 states and 2205 transitions. [2021-01-06 11:48:40,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:40,347 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2021-01-06 11:48:40,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:40,352 INFO L225 Difference]: With dead ends: 1862 [2021-01-06 11:48:40,353 INFO L226 Difference]: Without dead ends: 719 [2021-01-06 11:48:40,355 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-01-06 11:48:40,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2021-01-06 11:48:40,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 719. [2021-01-06 11:48:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2021-01-06 11:48:40,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 838 transitions. [2021-01-06 11:48:40,390 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 838 transitions. Word has length 131 [2021-01-06 11:48:40,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:40,391 INFO L481 AbstractCegarLoop]: Abstraction has 719 states and 838 transitions. [2021-01-06 11:48:40,391 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:40,391 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 838 transitions. [2021-01-06 11:48:40,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-01-06 11:48:40,397 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:40,397 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:40,612 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:40,613 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:40,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:40,614 INFO L82 PathProgramCache]: Analyzing trace with hash -550102546, now seen corresponding path program 1 times [2021-01-06 11:48:40,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:40,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619493513] [2021-01-06 11:48:40,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:40,787 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:40,788 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619493513] [2021-01-06 11:48:40,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:40,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:40,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380454029] [2021-01-06 11:48:40,790 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:40,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:40,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:40,793 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:40,793 INFO L87 Difference]: Start difference. First operand 719 states and 838 transitions. Second operand 3 states. [2021-01-06 11:48:41,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:41,565 INFO L93 Difference]: Finished difference Result 1717 states and 2024 transitions. [2021-01-06 11:48:41,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:41,565 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2021-01-06 11:48:41,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:41,571 INFO L225 Difference]: With dead ends: 1717 [2021-01-06 11:48:41,571 INFO L226 Difference]: Without dead ends: 859 [2021-01-06 11:48:41,574 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 11:48:41,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2021-01-06 11:48:41,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 859. [2021-01-06 11:48:41,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 859 states. [2021-01-06 11:48:41,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 931 transitions. [2021-01-06 11:48:41,608 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 931 transitions. Word has length 141 [2021-01-06 11:48:41,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:41,609 INFO L481 AbstractCegarLoop]: Abstraction has 859 states and 931 transitions. [2021-01-06 11:48:41,613 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:41,614 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 931 transitions. [2021-01-06 11:48:41,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-01-06 11:48:41,617 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:41,617 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:48:41,618 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 11:48:41,618 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:41,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:41,627 INFO L82 PathProgramCache]: Analyzing trace with hash -266318334, now seen corresponding path program 1 times [2021-01-06 11:48:41,628 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:41,629 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145541507] [2021-01-06 11:48:41,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:41,867 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 55 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-01-06 11:48:41,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145541507] [2021-01-06 11:48:41,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1659250072] [2021-01-06 11:48:41,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:41,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:41,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 314 conjuncts, 3 conjunts are in the unsatisfiable core [2021-01-06 11:48:42,013 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 11:48:42,166 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-01-06 11:48:42,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-01-06 11:48:42,167 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2021-01-06 11:48:42,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073175113] [2021-01-06 11:48:42,167 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:42,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:42,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:42,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-01-06 11:48:42,169 INFO L87 Difference]: Start difference. First operand 859 states and 931 transitions. Second operand 3 states. [2021-01-06 11:48:42,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:42,631 INFO L93 Difference]: Finished difference Result 2136 states and 2307 transitions. [2021-01-06 11:48:42,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:42,632 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2021-01-06 11:48:42,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:42,638 INFO L225 Difference]: With dead ends: 2136 [2021-01-06 11:48:42,638 INFO L226 Difference]: Without dead ends: 1137 [2021-01-06 11:48:42,640 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-01-06 11:48:42,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1137 states. [2021-01-06 11:48:42,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1137 to 1135. [2021-01-06 11:48:42,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2021-01-06 11:48:42,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1206 transitions. [2021-01-06 11:48:42,667 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1206 transitions. Word has length 154 [2021-01-06 11:48:42,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:42,667 INFO L481 AbstractCegarLoop]: Abstraction has 1135 states and 1206 transitions. [2021-01-06 11:48:42,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:42,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1206 transitions. [2021-01-06 11:48:42,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-01-06 11:48:42,671 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 11:48:42,671 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 11:48:42,884 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 11:48:42,885 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 11:48:42,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 11:48:42,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1571384786, now seen corresponding path program 1 times [2021-01-06 11:48:42,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 11:48:42,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273074691] [2021-01-06 11:48:42,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 11:48:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 11:48:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 11:48:43,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273074691] [2021-01-06 11:48:43,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 11:48:43,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 11:48:43,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58004150] [2021-01-06 11:48:43,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 11:48:43,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 11:48:43,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 11:48:43,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 11:48:43,061 INFO L87 Difference]: Start difference. First operand 1135 states and 1206 transitions. Second operand 3 states. [2021-01-06 11:48:43,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 11:48:43,540 INFO L93 Difference]: Finished difference Result 2545 states and 2711 transitions. [2021-01-06 11:48:43,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 11:48:43,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 176 [2021-01-06 11:48:43,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 11:48:43,541 INFO L225 Difference]: With dead ends: 2545 [2021-01-06 11:48:43,541 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 11:48:43,545 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 11:48:43,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 11:48:43,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 11:48:43,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 11:48:43,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 11:48:43,546 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2021-01-06 11:48:43,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 11:48:43,546 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 11:48:43,546 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 11:48:43,546 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 11:48:43,547 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 11:48:43,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 11:48:43,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 11:48:43,731 INFO L189 CegarLoopUtils]: For program point L565-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,731 INFO L189 CegarLoopUtils]: For program point L499-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,732 INFO L189 CegarLoopUtils]: For program point L433-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,732 INFO L189 CegarLoopUtils]: For program point L301(lines 301 423) no Hoare annotation was computed. [2021-01-06 11:48:43,733 INFO L189 CegarLoopUtils]: For program point L235(lines 235 423) no Hoare annotation was computed. [2021-01-06 11:48:43,733 INFO L189 CegarLoopUtils]: For program point L169(lines 169 423) no Hoare annotation was computed. [2021-01-06 11:48:43,733 INFO L189 CegarLoopUtils]: For program point L566(line 566) no Hoare annotation was computed. [2021-01-06 11:48:43,733 INFO L189 CegarLoopUtils]: For program point L500(line 500) no Hoare annotation was computed. [2021-01-06 11:48:43,733 INFO L189 CegarLoopUtils]: For program point L434(line 434) no Hoare annotation was computed. [2021-01-06 11:48:43,734 INFO L189 CegarLoopUtils]: For program point L303(lines 303 423) no Hoare annotation was computed. [2021-01-06 11:48:43,734 INFO L189 CegarLoopUtils]: For program point L105(lines 105 423) no Hoare annotation was computed. [2021-01-06 11:48:43,734 INFO L189 CegarLoopUtils]: For program point L568-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,734 INFO L189 CegarLoopUtils]: For program point L502-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,734 INFO L189 CegarLoopUtils]: For program point L436-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,734 INFO L189 CegarLoopUtils]: For program point L40(lines 40 423) no Hoare annotation was computed. [2021-01-06 11:48:43,734 INFO L189 CegarLoopUtils]: For program point L569(line 569) no Hoare annotation was computed. [2021-01-06 11:48:43,734 INFO L189 CegarLoopUtils]: For program point L503(line 503) no Hoare annotation was computed. [2021-01-06 11:48:43,735 INFO L189 CegarLoopUtils]: For program point L437(line 437) no Hoare annotation was computed. [2021-01-06 11:48:43,735 INFO L189 CegarLoopUtils]: For program point L371(lines 371 423) no Hoare annotation was computed. [2021-01-06 11:48:43,739 INFO L189 CegarLoopUtils]: For program point L571-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,740 INFO L189 CegarLoopUtils]: For program point L505-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,740 INFO L189 CegarLoopUtils]: For program point L439-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,740 INFO L189 CegarLoopUtils]: For program point L307(lines 307 423) no Hoare annotation was computed. [2021-01-06 11:48:43,740 INFO L189 CegarLoopUtils]: For program point L175(lines 175 423) no Hoare annotation was computed. [2021-01-06 11:48:43,740 INFO L189 CegarLoopUtils]: For program point L109(lines 109 423) no Hoare annotation was computed. [2021-01-06 11:48:43,740 INFO L189 CegarLoopUtils]: For program point L572(line 572) no Hoare annotation was computed. [2021-01-06 11:48:43,741 INFO L189 CegarLoopUtils]: For program point L506(line 506) no Hoare annotation was computed. [2021-01-06 11:48:43,741 INFO L189 CegarLoopUtils]: For program point L440(line 440) no Hoare annotation was computed. [2021-01-06 11:48:43,741 INFO L189 CegarLoopUtils]: For program point L308(lines 308 317) no Hoare annotation was computed. [2021-01-06 11:48:43,741 INFO L189 CegarLoopUtils]: For program point L242(lines 242 423) no Hoare annotation was computed. [2021-01-06 11:48:43,741 INFO L189 CegarLoopUtils]: For program point L308-2(lines 308 317) no Hoare annotation was computed. [2021-01-06 11:48:43,741 INFO L189 CegarLoopUtils]: For program point L45(lines 45 423) no Hoare annotation was computed. [2021-01-06 11:48:43,741 INFO L189 CegarLoopUtils]: For program point L574-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,742 INFO L189 CegarLoopUtils]: For program point L508-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,742 INFO L189 CegarLoopUtils]: For program point L442-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,742 INFO L189 CegarLoopUtils]: For program point L244(lines 244 423) no Hoare annotation was computed. [2021-01-06 11:48:43,743 INFO L189 CegarLoopUtils]: For program point L575(line 575) no Hoare annotation was computed. [2021-01-06 11:48:43,745 INFO L189 CegarLoopUtils]: For program point L509(line 509) no Hoare annotation was computed. [2021-01-06 11:48:43,745 INFO L189 CegarLoopUtils]: For program point L443(line 443) no Hoare annotation was computed. [2021-01-06 11:48:43,746 INFO L189 CegarLoopUtils]: For program point L179(lines 179 423) no Hoare annotation was computed. [2021-01-06 11:48:43,746 INFO L189 CegarLoopUtils]: For program point L378(lines 378 423) no Hoare annotation was computed. [2021-01-06 11:48:43,746 INFO L189 CegarLoopUtils]: For program point L48(lines 48 423) no Hoare annotation was computed. [2021-01-06 11:48:43,746 INFO L189 CegarLoopUtils]: For program point L577-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,746 INFO L189 CegarLoopUtils]: For program point L511-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,746 INFO L189 CegarLoopUtils]: For program point L445-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,746 INFO L189 CegarLoopUtils]: For program point L247(lines 247 423) no Hoare annotation was computed. [2021-01-06 11:48:43,746 INFO L189 CegarLoopUtils]: For program point L578(line 578) no Hoare annotation was computed. [2021-01-06 11:48:43,748 INFO L189 CegarLoopUtils]: For program point L512(line 512) no Hoare annotation was computed. [2021-01-06 11:48:43,749 INFO L189 CegarLoopUtils]: For program point L446(line 446) no Hoare annotation was computed. [2021-01-06 11:48:43,749 INFO L189 CegarLoopUtils]: For program point L248(lines 248 256) no Hoare annotation was computed. [2021-01-06 11:48:43,749 INFO L189 CegarLoopUtils]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2021-01-06 11:48:43,749 INFO L189 CegarLoopUtils]: For program point L116(lines 116 423) no Hoare annotation was computed. [2021-01-06 11:48:43,749 INFO L189 CegarLoopUtils]: For program point L580-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,749 INFO L189 CegarLoopUtils]: For program point L514-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,749 INFO L189 CegarLoopUtils]: For program point L448-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,749 INFO L189 CegarLoopUtils]: For program point L52(lines 52 423) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L581(line 581) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L515(line 515) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L449(line 449) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L185(lines 185 423) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L583-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L517-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L451-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L385(lines 385 423) no Hoare annotation was computed. [2021-01-06 11:48:43,750 INFO L189 CegarLoopUtils]: For program point L319(lines 319 423) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L584(line 584) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L518(line 518) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L452(line 452) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L189(lines 189 423) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L123(lines 123 423) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L57(lines 57 423) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L586-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L520-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,751 INFO L189 CegarLoopUtils]: For program point L454-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,752 INFO L189 CegarLoopUtils]: For program point L388(lines 388 423) no Hoare annotation was computed. [2021-01-06 11:48:43,752 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 11:48:43,752 INFO L189 CegarLoopUtils]: For program point L587(line 587) no Hoare annotation was computed. [2021-01-06 11:48:43,752 INFO L189 CegarLoopUtils]: For program point L521(line 521) no Hoare annotation was computed. [2021-01-06 11:48:43,752 INFO L189 CegarLoopUtils]: For program point L455(line 455) no Hoare annotation was computed. [2021-01-06 11:48:43,752 INFO L189 CegarLoopUtils]: For program point L390(lines 390 423) no Hoare annotation was computed. [2021-01-06 11:48:43,752 INFO L189 CegarLoopUtils]: For program point L324(lines 324 423) no Hoare annotation was computed. [2021-01-06 11:48:43,752 INFO L189 CegarLoopUtils]: For program point L258(lines 258 423) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L60(lines 60 423) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L589-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L523-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L457-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L391(lines 391 397) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L325(lines 325 336) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L391-2(lines 391 397) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L325-2(lines 325 336) no Hoare annotation was computed. [2021-01-06 11:48:43,753 INFO L189 CegarLoopUtils]: For program point L590(line 590) no Hoare annotation was computed. [2021-01-06 11:48:43,754 INFO L189 CegarLoopUtils]: For program point L524(line 524) no Hoare annotation was computed. [2021-01-06 11:48:43,754 INFO L189 CegarLoopUtils]: For program point L458(line 458) no Hoare annotation was computed. [2021-01-06 11:48:43,754 INFO L189 CegarLoopUtils]: For program point L195(lines 195 423) no Hoare annotation was computed. [2021-01-06 11:48:43,754 INFO L189 CegarLoopUtils]: For program point L129(lines 129 423) no Hoare annotation was computed. [2021-01-06 11:48:43,754 INFO L189 CegarLoopUtils]: For program point L592-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,754 INFO L189 CegarLoopUtils]: For program point L526-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,754 INFO L189 CegarLoopUtils]: For program point L460-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,754 INFO L189 CegarLoopUtils]: For program point L64(lines 64 423) no Hoare annotation was computed. [2021-01-06 11:48:43,755 INFO L189 CegarLoopUtils]: For program point L593(line 593) no Hoare annotation was computed. [2021-01-06 11:48:43,755 INFO L189 CegarLoopUtils]: For program point L527(line 527) no Hoare annotation was computed. [2021-01-06 11:48:43,755 INFO L189 CegarLoopUtils]: For program point L461(line 461) no Hoare annotation was computed. [2021-01-06 11:48:43,755 INFO L189 CegarLoopUtils]: For program point L263(lines 263 423) no Hoare annotation was computed. [2021-01-06 11:48:43,755 INFO L189 CegarLoopUtils]: For program point L197(lines 197 423) no Hoare annotation was computed. [2021-01-06 11:48:43,755 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 11:48:43,755 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 494) no Hoare annotation was computed. [2021-01-06 11:48:43,755 INFO L189 CegarLoopUtils]: For program point L595-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,756 INFO L189 CegarLoopUtils]: For program point L529-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,756 INFO L189 CegarLoopUtils]: For program point L463-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,756 INFO L189 CegarLoopUtils]: For program point L199(lines 199 423) no Hoare annotation was computed. [2021-01-06 11:48:43,756 INFO L189 CegarLoopUtils]: For program point L133(lines 133 423) no Hoare annotation was computed. [2021-01-06 11:48:43,756 INFO L189 CegarLoopUtils]: For program point L596(line 596) no Hoare annotation was computed. [2021-01-06 11:48:43,756 INFO L189 CegarLoopUtils]: For program point L530(line 530) no Hoare annotation was computed. [2021-01-06 11:48:43,756 INFO L189 CegarLoopUtils]: For program point L464(line 464) no Hoare annotation was computed. [2021-01-06 11:48:43,756 INFO L189 CegarLoopUtils]: For program point L399(lines 399 423) no Hoare annotation was computed. [2021-01-06 11:48:43,757 INFO L189 CegarLoopUtils]: For program point L201(lines 201 423) no Hoare annotation was computed. [2021-01-06 11:48:43,757 INFO L189 CegarLoopUtils]: For program point L69(lines 69 423) no Hoare annotation was computed. [2021-01-06 11:48:43,757 INFO L189 CegarLoopUtils]: For program point L598-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,757 INFO L189 CegarLoopUtils]: For program point L532-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,757 INFO L189 CegarLoopUtils]: For program point L466-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,757 INFO L189 CegarLoopUtils]: For program point L599(line 599) no Hoare annotation was computed. [2021-01-06 11:48:43,758 INFO L189 CegarLoopUtils]: For program point L533(line 533) no Hoare annotation was computed. [2021-01-06 11:48:43,758 INFO L189 CegarLoopUtils]: For program point L467(line 467) no Hoare annotation was computed. [2021-01-06 11:48:43,758 INFO L189 CegarLoopUtils]: For program point L269(lines 269 423) no Hoare annotation was computed. [2021-01-06 11:48:43,758 INFO L189 CegarLoopUtils]: For program point L204(lines 204 423) no Hoare annotation was computed. [2021-01-06 11:48:43,758 INFO L189 CegarLoopUtils]: For program point L601-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,758 INFO L189 CegarLoopUtils]: For program point L535-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,758 INFO L189 CegarLoopUtils]: For program point L469-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,759 INFO L189 CegarLoopUtils]: For program point L271(lines 271 423) no Hoare annotation was computed. [2021-01-06 11:48:43,759 INFO L189 CegarLoopUtils]: For program point L602(line 602) no Hoare annotation was computed. [2021-01-06 11:48:43,759 INFO L189 CegarLoopUtils]: For program point L536(line 536) no Hoare annotation was computed. [2021-01-06 11:48:43,759 INFO L189 CegarLoopUtils]: For program point L470(line 470) no Hoare annotation was computed. [2021-01-06 11:48:43,759 INFO L189 CegarLoopUtils]: For program point L404(lines 404 423) no Hoare annotation was computed. [2021-01-06 11:48:43,759 INFO L189 CegarLoopUtils]: For program point L338(lines 338 423) no Hoare annotation was computed. [2021-01-06 11:48:43,759 INFO L189 CegarLoopUtils]: For program point L272(lines 272 284) no Hoare annotation was computed. [2021-01-06 11:48:43,759 INFO L189 CegarLoopUtils]: For program point L272-2(lines 272 284) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L140(lines 140 423) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L75(lines 75 423) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L604-1(lines 604 606) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L538-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L472-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L208(lines 208 423) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L605(line 605) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L539(line 539) no Hoare annotation was computed. [2021-01-06 11:48:43,760 INFO L189 CegarLoopUtils]: For program point L473(line 473) no Hoare annotation was computed. [2021-01-06 11:48:43,761 INFO L189 CegarLoopUtils]: For program point L341(lines 341 423) no Hoare annotation was computed. [2021-01-06 11:48:43,761 INFO L189 CegarLoopUtils]: For program point L408(lines 408 423) no Hoare annotation was computed. [2021-01-06 11:48:43,761 INFO L189 CegarLoopUtils]: For program point L342(lines 342 345) no Hoare annotation was computed. [2021-01-06 11:48:43,761 INFO L189 CegarLoopUtils]: For program point L342-2(lines 342 345) no Hoare annotation was computed. [2021-01-06 11:48:43,761 INFO L189 CegarLoopUtils]: For program point L144(lines 144 423) no Hoare annotation was computed. [2021-01-06 11:48:43,762 INFO L185 CegarLoopUtils]: At program point L607(lines 39 608) the Hoare annotation is: (let ((.cse1 (not (= ~a11~0 1))) (.cse0 (= ~a19~0 1)) (.cse2 (<= ~a17~0 8)) (.cse3 (<= ~a28~0 10))) (or (and .cse0 (= ~a25~0 1) .cse1 .cse2) (and .cse1 .cse2 .cse3) (and (<= ~a28~0 7) .cse2) (and .cse0 .cse2 .cse3) (and (<= ~a17~0 7) .cse3))) [2021-01-06 11:48:43,762 INFO L189 CegarLoopUtils]: For program point L541-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,762 INFO L189 CegarLoopUtils]: For program point L475-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,763 INFO L189 CegarLoopUtils]: For program point L79(lines 79 423) no Hoare annotation was computed. [2021-01-06 11:48:43,763 INFO L189 CegarLoopUtils]: For program point L542(line 542) no Hoare annotation was computed. [2021-01-06 11:48:43,763 INFO L189 CegarLoopUtils]: For program point L476(line 476) no Hoare annotation was computed. [2021-01-06 11:48:43,763 INFO L189 CegarLoopUtils]: For program point L212(lines 212 423) no Hoare annotation was computed. [2021-01-06 11:48:43,763 INFO L189 CegarLoopUtils]: For program point L213(lines 213 220) no Hoare annotation was computed. [2021-01-06 11:48:43,763 INFO L189 CegarLoopUtils]: For program point L213-2(lines 213 220) no Hoare annotation was computed. [2021-01-06 11:48:43,763 INFO L192 CegarLoopUtils]: At program point L610(lines 610 627) the Hoare annotation is: true [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L544-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L478-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L412(lines 412 423) no Hoare annotation was computed. [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L545(line 545) no Hoare annotation was computed. [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L479(line 479) no Hoare annotation was computed. [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L347(lines 347 423) no Hoare annotation was computed. [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L149(lines 149 423) no Hoare annotation was computed. [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L414(lines 414 423) no Hoare annotation was computed. [2021-01-06 11:48:43,764 INFO L189 CegarLoopUtils]: For program point L348(lines 348 357) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point L348-2(lines 348 357) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point L84(lines 84 423) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point L547-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point L481-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point L85(lines 85 90) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point L85-2(lines 85 90) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point L548(line 548) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point L482(line 482) no Hoare annotation was computed. [2021-01-06 11:48:43,765 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 11:48:43,766 INFO L189 CegarLoopUtils]: For program point L417(lines 417 423) no Hoare annotation was computed. [2021-01-06 11:48:43,766 INFO L189 CegarLoopUtils]: For program point L153(lines 153 423) no Hoare annotation was computed. [2021-01-06 11:48:43,767 INFO L185 CegarLoopUtils]: At program point L616-2(lines 616 626) the Hoare annotation is: (let ((.cse1 (not (= ~a11~0 1))) (.cse0 (= ~a19~0 1)) (.cse2 (<= ~a17~0 8)) (.cse3 (<= ~a28~0 10))) (or (and .cse0 (= ~a25~0 1) .cse1 .cse2) (and .cse1 .cse2 .cse3) (and (<= ~a28~0 7) .cse2) (and .cse0 .cse2 .cse3) (and (<= ~a17~0 7) .cse3))) [2021-01-06 11:48:43,768 INFO L189 CegarLoopUtils]: For program point L550-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,768 INFO L189 CegarLoopUtils]: For program point L484-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,768 INFO L189 CegarLoopUtils]: For program point L286(lines 286 423) no Hoare annotation was computed. [2021-01-06 11:48:43,768 INFO L189 CegarLoopUtils]: For program point L551(line 551) no Hoare annotation was computed. [2021-01-06 11:48:43,768 INFO L189 CegarLoopUtils]: For program point L485(line 485) no Hoare annotation was computed. [2021-01-06 11:48:43,768 INFO L189 CegarLoopUtils]: For program point L419(lines 419 423) no Hoare annotation was computed. [2021-01-06 11:48:43,768 INFO L189 CegarLoopUtils]: For program point L222(lines 222 423) no Hoare annotation was computed. [2021-01-06 11:48:43,769 INFO L189 CegarLoopUtils]: For program point L553-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,769 INFO L189 CegarLoopUtils]: For program point L487-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,769 INFO L189 CegarLoopUtils]: For program point L554(line 554) no Hoare annotation was computed. [2021-01-06 11:48:43,769 INFO L189 CegarLoopUtils]: For program point L488(line 488) no Hoare annotation was computed. [2021-01-06 11:48:43,769 INFO L189 CegarLoopUtils]: For program point L290(lines 290 423) no Hoare annotation was computed. [2021-01-06 11:48:43,769 INFO L189 CegarLoopUtils]: For program point L158(lines 158 423) no Hoare annotation was computed. [2021-01-06 11:48:43,769 INFO L189 CegarLoopUtils]: For program point L92(lines 92 423) no Hoare annotation was computed. [2021-01-06 11:48:43,769 INFO L189 CegarLoopUtils]: For program point L621(line 621) no Hoare annotation was computed. [2021-01-06 11:48:43,770 INFO L189 CegarLoopUtils]: For program point L225(lines 225 423) no Hoare annotation was computed. [2021-01-06 11:48:43,770 INFO L189 CegarLoopUtils]: For program point L93(lines 93 99) no Hoare annotation was computed. [2021-01-06 11:48:43,770 INFO L189 CegarLoopUtils]: For program point L93-2(lines 93 99) no Hoare annotation was computed. [2021-01-06 11:48:43,770 INFO L189 CegarLoopUtils]: For program point L556-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,770 INFO L189 CegarLoopUtils]: For program point L490-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,770 INFO L189 CegarLoopUtils]: For program point L424(lines 424 426) no Hoare annotation was computed. [2021-01-06 11:48:43,770 INFO L189 CegarLoopUtils]: For program point L424-2(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,770 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L557(line 557) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L491(line 491) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L425(line 425) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L359(lines 359 423) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L293(lines 293 423) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L228(lines 228 423) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L559-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L493-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,771 INFO L189 CegarLoopUtils]: For program point L427-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L560(line 560) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L494(line 494) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L428(line 428) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L296(lines 296 423) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L164(lines 164 423) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L562-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L496-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L430-1(lines 39 608) no Hoare annotation was computed. [2021-01-06 11:48:43,772 INFO L189 CegarLoopUtils]: For program point L364(lines 364 423) no Hoare annotation was computed. [2021-01-06 11:48:43,773 INFO L189 CegarLoopUtils]: For program point L563(line 563) no Hoare annotation was computed. [2021-01-06 11:48:43,773 INFO L189 CegarLoopUtils]: For program point L497(line 497) no Hoare annotation was computed. [2021-01-06 11:48:43,773 INFO L189 CegarLoopUtils]: For program point L431(line 431) no Hoare annotation was computed. [2021-01-06 11:48:43,773 INFO L189 CegarLoopUtils]: For program point L233(lines 233 423) no Hoare annotation was computed. [2021-01-06 11:48:43,773 INFO L189 CegarLoopUtils]: For program point L101(lines 101 423) no Hoare annotation was computed. [2021-01-06 11:48:43,798 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 11:48:43 BoogieIcfgContainer [2021-01-06 11:48:43,800 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 11:48:43,801 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 11:48:43,801 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 11:48:43,801 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 11:48:43,801 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 11:48:34" (3/4) ... [2021-01-06 11:48:43,805 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 11:48:43,828 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-01-06 11:48:43,830 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 11:48:43,831 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:48:43,832 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 11:48:44,025 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem02_label52.c-witness.graphml [2021-01-06 11:48:44,025 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 11:48:44,027 INFO L168 Benchmark]: Toolchain (without parser) took 11680.23 ms. Allocated memory was 154.1 MB in the beginning and 338.7 MB in the end (delta: 184.5 MB). Free memory was 127.3 MB in the beginning and 143.5 MB in the end (delta: -16.2 MB). Peak memory consumption was 168.8 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,028 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory is still 124.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 11:48:44,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 704.53 ms. Allocated memory is still 154.1 MB. Free memory was 127.1 MB in the beginning and 101.0 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,029 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.73 ms. Allocated memory is still 154.1 MB. Free memory was 100.8 MB in the beginning and 132.7 MB in the end (delta: -31.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,029 INFO L168 Benchmark]: Boogie Preprocessor took 66.78 ms. Allocated memory is still 154.1 MB. Free memory was 132.7 MB in the beginning and 128.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,030 INFO L168 Benchmark]: RCFGBuilder took 1636.50 ms. Allocated memory was 154.1 MB in the beginning and 207.6 MB in the end (delta: 53.5 MB). Free memory was 128.5 MB in the beginning and 160.1 MB in the end (delta: -31.6 MB). Peak memory consumption was 84.8 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,030 INFO L168 Benchmark]: TraceAbstraction took 8856.33 ms. Allocated memory was 207.6 MB in the beginning and 338.7 MB in the end (delta: 131.1 MB). Free memory was 159.6 MB in the beginning and 158.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 132.5 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,031 INFO L168 Benchmark]: Witness Printer took 224.65 ms. Allocated memory is still 338.7 MB. Free memory was 158.2 MB in the beginning and 143.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-01-06 11:48:44,033 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory is still 124.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 704.53 ms. Allocated memory is still 154.1 MB. Free memory was 127.1 MB in the beginning and 101.0 MB in the end (delta: 26.1 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 177.73 ms. Allocated memory is still 154.1 MB. Free memory was 100.8 MB in the beginning and 132.7 MB in the end (delta: -31.9 MB). Peak memory consumption was 9.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 66.78 ms. Allocated memory is still 154.1 MB. Free memory was 132.7 MB in the beginning and 128.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1636.50 ms. Allocated memory was 154.1 MB in the beginning and 207.6 MB in the end (delta: 53.5 MB). Free memory was 128.5 MB in the beginning and 160.1 MB in the end (delta: -31.6 MB). Peak memory consumption was 84.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 8856.33 ms. Allocated memory was 207.6 MB in the beginning and 338.7 MB in the end (delta: 131.1 MB). Free memory was 159.6 MB in the beginning and 158.2 MB in the end (delta: 1.4 MB). Peak memory consumption was 132.5 MB. Max. memory is 8.0 GB. * Witness Printer took 224.65 ms. Allocated memory is still 338.7 MB. Free memory was 158.2 MB in the beginning and 143.5 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 494]: 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 1 specifications checked. All of them hold - InvariantResult [Line: 610]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((((((a19 == 1 && a25 == 1) && !(a11 == 1)) && a17 <= 8) || ((!(a11 == 1) && a17 <= 8) && a28 <= 10)) || (a28 <= 7 && a17 <= 8)) || ((a19 == 1 && a17 <= 8) && a28 <= 10)) || (a17 <= 7 && a28 <= 10) - InvariantResult [Line: 39]: Loop Invariant Derived loop invariant: ((((((a19 == 1 && a25 == 1) && !(a11 == 1)) && a17 <= 8) || ((!(a11 == 1) && a17 <= 8) && a28 <= 10)) || (a28 <= 7 && a17 <= 8)) || ((a19 == 1 && a17 <= 8) && a28 <= 10)) || (a17 <= 7 && a28 <= 10) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 227 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 8.5s, OverallIterations: 8, TraceHistogramMax: 4, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 884 SDtfs, 1038 SDslu, 98 SDs, 0 SdLazy, 2556 SolverSat, 485 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 306 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1135occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 37 NumberOfFragments, 101 HoareAnnotationTreeSize, 3 FomulaSimplifications, 334 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 18 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1363 NumberOfCodeBlocks, 1363 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1353 ConstructedInterpolants, 0 QuantifiedInterpolants, 590046 SizeOfPredicates, 0 NumberOfNonLiveVariables, 587 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 10 InterpolantComputations, 8 PerfectInterpolantSequences, 399/423 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...