/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/Problem14_label59.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 04:23:07,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 04:23:07,718 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 04:23:07,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 04:23:07,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 04:23:07,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 04:23:07,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 04:23:07,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 04:23:07,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 04:23:07,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 04:23:07,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 04:23:07,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 04:23:07,763 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 04:23:07,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 04:23:07,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 04:23:07,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 04:23:07,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 04:23:07,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 04:23:07,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 04:23:07,794 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 04:23:07,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 04:23:07,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 04:23:07,802 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 04:23:07,803 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 04:23:07,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 04:23:07,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 04:23:07,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 04:23:07,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 04:23:07,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-12-23 04:23:07,846 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 04:23:07,846 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 04:23:07,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 04:23:07,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 04:23:07,848 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 04:23:07,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 04:23:07,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 04:23:07,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 04:23:07,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 04:23:07,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 04:23:07,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 04:23:07,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 04:23:07,850 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 04:23:07,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 04:23:07,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 04:23:07,851 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 04:23:07,851 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 04:23:07,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 04:23:07,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 04:23:07,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 04:23:07,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 04:23:07,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 04:23:07,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 04:23:07,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 04:23:07,853 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 04:23:07,854 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 04:23:08,228 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 04:23:08,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 04:23:08,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 04:23:08,274 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 04:23:08,275 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 04:23:08,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label59.c [2020-12-23 04:23:08,373 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2b7c6654a/93cc2a0ead084943bf96a2fffe7551d2/FLAG70b62ed8e [2020-12-23 04:23:09,158 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 04:23:09,159 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label59.c [2020-12-23 04:23:09,199 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2b7c6654a/93cc2a0ead084943bf96a2fffe7551d2/FLAG70b62ed8e [2020-12-23 04:23:09,414 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/2b7c6654a/93cc2a0ead084943bf96a2fffe7551d2 [2020-12-23 04:23:09,419 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 04:23:09,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 04:23:09,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 04:23:09,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 04:23:09,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 04:23:09,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 04:23:09" (1/1) ... [2020-12-23 04:23:09,435 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ebbf7d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:09, skipping insertion in model container [2020-12-23 04:23:09,435 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 04:23:09" (1/1) ... [2020-12-23 04:23:09,446 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 04:23:09,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 04:23:09,830 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/Problem14_label59.c[4234,4247] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 04:23:10,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 04:23:10,123 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 04:23:10,161 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/Problem14_label59.c[4234,4247] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a24~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a12~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a15~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a21~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 04:23:10,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 04:23:10,444 INFO L208 MainTranslator]: Completed translation [2020-12-23 04:23:10,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10 WrapperNode [2020-12-23 04:23:10,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 04:23:10,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 04:23:10,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 04:23:10,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 04:23:10,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 04:23:10,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 04:23:10,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 04:23:10,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 04:23:10,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,610 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,677 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,698 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (1/1) ... [2020-12-23 04:23:10,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 04:23:10,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 04:23:10,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 04:23:10,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 04:23:10,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (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 [2020-12-23 04:23:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 04:23:10,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 04:23:10,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 04:23:10,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 04:23:12,332 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 04:23:12,332 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-23 04:23:12,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 04:23:12 BoogieIcfgContainer [2020-12-23 04:23:12,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 04:23:12,337 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 04:23:12,337 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 04:23:12,341 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 04:23:12,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 04:23:09" (1/3) ... [2020-12-23 04:23:12,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@491f9633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 04:23:12, skipping insertion in model container [2020-12-23 04:23:12,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 04:23:10" (2/3) ... [2020-12-23 04:23:12,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@491f9633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 04:23:12, skipping insertion in model container [2020-12-23 04:23:12,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 04:23:12" (3/3) ... [2020-12-23 04:23:12,345 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem14_label59.c [2020-12-23 04:23:12,353 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 04:23:12,359 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 04:23:12,379 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 04:23:12,410 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 04:23:12,411 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 04:23:12,411 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 04:23:12,411 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 04:23:12,411 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 04:23:12,411 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 04:23:12,412 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 04:23:12,412 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 04:23:12,477 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2020-12-23 04:23:12,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-23 04:23:12,486 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:12,486 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] [2020-12-23 04:23:12,487 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:12,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:12,494 INFO L82 PathProgramCache]: Analyzing trace with hash 2102454322, now seen corresponding path program 1 times [2020-12-23 04:23:12,504 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:12,505 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1568159138] [2020-12-23 04:23:12,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:12,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 04:23:12,811 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1568159138] [2020-12-23 04:23:12,813 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:12,813 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 04:23:12,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861152834] [2020-12-23 04:23:12,819 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:12,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:12,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:12,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 04:23:12,847 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 3 states. [2020-12-23 04:23:13,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:13,971 INFO L93 Difference]: Finished difference Result 669 states and 1200 transitions. [2020-12-23 04:23:13,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:13,973 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-12-23 04:23:13,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:13,989 INFO L225 Difference]: With dead ends: 669 [2020-12-23 04:23:13,989 INFO L226 Difference]: Without dead ends: 360 [2020-12-23 04:23:13,994 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 [2020-12-23 04:23:14,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2020-12-23 04:23:14,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 360. [2020-12-23 04:23:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2020-12-23 04:23:14,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 588 transitions. [2020-12-23 04:23:14,088 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 588 transitions. Word has length 40 [2020-12-23 04:23:14,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:14,089 INFO L481 AbstractCegarLoop]: Abstraction has 360 states and 588 transitions. [2020-12-23 04:23:14,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:14,090 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 588 transitions. [2020-12-23 04:23:14,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-23 04:23:14,094 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:14,097 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-12-23 04:23:14,098 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 04:23:14,098 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:14,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:14,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1576038760, now seen corresponding path program 1 times [2020-12-23 04:23:14,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:14,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247415584] [2020-12-23 04:23:14,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:14,306 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 04:23:14,307 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247415584] [2020-12-23 04:23:14,307 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:14,307 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 04:23:14,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300024163] [2020-12-23 04:23:14,309 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:14,310 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:14,311 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:14,311 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 04:23:14,311 INFO L87 Difference]: Start difference. First operand 360 states and 588 transitions. Second operand 3 states. [2020-12-23 04:23:15,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:15,239 INFO L93 Difference]: Finished difference Result 896 states and 1466 transitions. [2020-12-23 04:23:15,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:15,239 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2020-12-23 04:23:15,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:15,251 INFO L225 Difference]: With dead ends: 896 [2020-12-23 04:23:15,253 INFO L226 Difference]: Without dead ends: 538 [2020-12-23 04:23:15,256 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 [2020-12-23 04:23:15,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2020-12-23 04:23:15,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2020-12-23 04:23:15,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2020-12-23 04:23:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 796 transitions. [2020-12-23 04:23:15,323 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 796 transitions. Word has length 105 [2020-12-23 04:23:15,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:15,323 INFO L481 AbstractCegarLoop]: Abstraction has 538 states and 796 transitions. [2020-12-23 04:23:15,324 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:15,324 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 796 transitions. [2020-12-23 04:23:15,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-23 04:23:15,334 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:15,335 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-12-23 04:23:15,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 04:23:15,335 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:15,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:15,336 INFO L82 PathProgramCache]: Analyzing trace with hash 335241793, now seen corresponding path program 1 times [2020-12-23 04:23:15,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:15,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138038801] [2020-12-23 04:23:15,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:15,514 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 04:23:15,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138038801] [2020-12-23 04:23:15,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:15,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 04:23:15,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698173154] [2020-12-23 04:23:15,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:15,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:15,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:15,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 04:23:15,529 INFO L87 Difference]: Start difference. First operand 538 states and 796 transitions. Second operand 3 states. [2020-12-23 04:23:16,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:16,624 INFO L93 Difference]: Finished difference Result 1608 states and 2383 transitions. [2020-12-23 04:23:16,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:16,625 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 106 [2020-12-23 04:23:16,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:16,632 INFO L225 Difference]: With dead ends: 1608 [2020-12-23 04:23:16,633 INFO L226 Difference]: Without dead ends: 1072 [2020-12-23 04:23:16,635 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 [2020-12-23 04:23:16,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1072 states. [2020-12-23 04:23:16,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1072 to 1072. [2020-12-23 04:23:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1072 states. [2020-12-23 04:23:16,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1481 transitions. [2020-12-23 04:23:16,714 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1481 transitions. Word has length 106 [2020-12-23 04:23:16,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:16,715 INFO L481 AbstractCegarLoop]: Abstraction has 1072 states and 1481 transitions. [2020-12-23 04:23:16,715 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:16,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1481 transitions. [2020-12-23 04:23:16,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-23 04:23:16,725 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:16,725 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-12-23 04:23:16,726 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 04:23:16,726 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:16,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:16,727 INFO L82 PathProgramCache]: Analyzing trace with hash -1532171556, now seen corresponding path program 1 times [2020-12-23 04:23:16,729 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:16,730 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093969405] [2020-12-23 04:23:16,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:16,832 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 04:23:16,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093969405] [2020-12-23 04:23:16,833 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:16,834 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 04:23:16,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817770740] [2020-12-23 04:23:16,835 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:16,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:16,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:16,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 04:23:16,836 INFO L87 Difference]: Start difference. First operand 1072 states and 1481 transitions. Second operand 3 states. [2020-12-23 04:23:17,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:17,782 INFO L93 Difference]: Finished difference Result 2678 states and 3646 transitions. [2020-12-23 04:23:17,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:17,783 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 108 [2020-12-23 04:23:17,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:17,792 INFO L225 Difference]: With dead ends: 2678 [2020-12-23 04:23:17,792 INFO L226 Difference]: Without dead ends: 1608 [2020-12-23 04:23:17,795 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 [2020-12-23 04:23:17,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2020-12-23 04:23:17,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1606. [2020-12-23 04:23:17,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2020-12-23 04:23:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 2076 transitions. [2020-12-23 04:23:17,849 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 2076 transitions. Word has length 108 [2020-12-23 04:23:17,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:17,850 INFO L481 AbstractCegarLoop]: Abstraction has 1606 states and 2076 transitions. [2020-12-23 04:23:17,850 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:17,850 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 2076 transitions. [2020-12-23 04:23:17,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-23 04:23:17,855 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:17,855 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-12-23 04:23:17,855 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 04:23:17,856 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:17,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:17,856 INFO L82 PathProgramCache]: Analyzing trace with hash -1081133986, now seen corresponding path program 1 times [2020-12-23 04:23:17,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:17,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680285883] [2020-12-23 04:23:17,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:18,089 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 04:23:18,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680285883] [2020-12-23 04:23:18,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:18,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 04:23:18,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621646469] [2020-12-23 04:23:18,093 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 04:23:18,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:18,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 04:23:18,096 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 04:23:18,096 INFO L87 Difference]: Start difference. First operand 1606 states and 2076 transitions. Second operand 4 states. [2020-12-23 04:23:19,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:19,486 INFO L93 Difference]: Finished difference Result 3388 states and 4358 transitions. [2020-12-23 04:23:19,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 04:23:19,499 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2020-12-23 04:23:19,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:19,510 INFO L225 Difference]: With dead ends: 3388 [2020-12-23 04:23:19,510 INFO L226 Difference]: Without dead ends: 1962 [2020-12-23 04:23:19,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-23 04:23:19,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1962 states. [2020-12-23 04:23:19,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1962 to 1784. [2020-12-23 04:23:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1784 states. [2020-12-23 04:23:19,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 1784 states and 2254 transitions. [2020-12-23 04:23:19,557 INFO L78 Accepts]: Start accepts. Automaton has 1784 states and 2254 transitions. Word has length 109 [2020-12-23 04:23:19,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:19,558 INFO L481 AbstractCegarLoop]: Abstraction has 1784 states and 2254 transitions. [2020-12-23 04:23:19,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 04:23:19,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2254 transitions. [2020-12-23 04:23:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-23 04:23:19,559 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:19,559 INFO L422 BasicCegarLoop]: trace histogram [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, 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] [2020-12-23 04:23:19,560 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 04:23:19,560 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:19,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:19,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1707496834, now seen corresponding path program 1 times [2020-12-23 04:23:19,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:19,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687848696] [2020-12-23 04:23:19,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:19,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:19,724 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 04:23:19,725 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687848696] [2020-12-23 04:23:19,725 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:19,726 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 04:23:19,726 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430381527] [2020-12-23 04:23:19,727 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 04:23:19,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:19,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 04:23:19,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 04:23:19,730 INFO L87 Difference]: Start difference. First operand 1784 states and 2254 transitions. Second operand 4 states. [2020-12-23 04:23:20,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:20,837 INFO L93 Difference]: Finished difference Result 3775 states and 4751 transitions. [2020-12-23 04:23:20,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 04:23:20,839 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 120 [2020-12-23 04:23:20,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:20,850 INFO L225 Difference]: With dead ends: 3775 [2020-12-23 04:23:20,851 INFO L226 Difference]: Without dead ends: 2142 [2020-12-23 04:23:20,854 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 04:23:20,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2142 states. [2020-12-23 04:23:20,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2142 to 2140. [2020-12-23 04:23:20,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2140 states. [2020-12-23 04:23:20,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 2447 transitions. [2020-12-23 04:23:20,924 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 2447 transitions. Word has length 120 [2020-12-23 04:23:20,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:20,925 INFO L481 AbstractCegarLoop]: Abstraction has 2140 states and 2447 transitions. [2020-12-23 04:23:20,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 04:23:20,926 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2447 transitions. [2020-12-23 04:23:20,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-12-23 04:23:20,934 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:20,935 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 3, 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, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 04:23:20,935 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 04:23:20,935 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:20,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:20,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1279617975, now seen corresponding path program 1 times [2020-12-23 04:23:20,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:20,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263491220] [2020-12-23 04:23:20,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:21,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:21,722 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 224 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 04:23:21,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263491220] [2020-12-23 04:23:21,723 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940357752] [2020-12-23 04:23:21,723 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 [2020-12-23 04:23:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:21,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 451 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 04:23:21,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 04:23:22,536 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 241 trivial. 0 not checked. [2020-12-23 04:23:22,537 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 04:23:22,537 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-12-23 04:23:22,538 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006487983] [2020-12-23 04:23:22,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:22,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:22,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:22,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-23 04:23:22,540 INFO L87 Difference]: Start difference. First operand 2140 states and 2447 transitions. Second operand 3 states. [2020-12-23 04:23:23,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:23,328 INFO L93 Difference]: Finished difference Result 4634 states and 5309 transitions. [2020-12-23 04:23:23,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:23,328 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 320 [2020-12-23 04:23:23,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:23,341 INFO L225 Difference]: With dead ends: 4634 [2020-12-23 04:23:23,342 INFO L226 Difference]: Without dead ends: 2496 [2020-12-23 04:23:23,345 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-12-23 04:23:23,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2496 states. [2020-12-23 04:23:23,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2496 to 1962. [2020-12-23 04:23:23,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2020-12-23 04:23:23,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2225 transitions. [2020-12-23 04:23:23,398 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2225 transitions. Word has length 320 [2020-12-23 04:23:23,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:23,400 INFO L481 AbstractCegarLoop]: Abstraction has 1962 states and 2225 transitions. [2020-12-23 04:23:23,400 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:23,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2225 transitions. [2020-12-23 04:23:23,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2020-12-23 04:23:23,407 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:23,407 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 04:23:23,614 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2020-12-23 04:23:23,615 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:23,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:23,616 INFO L82 PathProgramCache]: Analyzing trace with hash 1318203712, now seen corresponding path program 1 times [2020-12-23 04:23:23,617 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:23,617 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857155502] [2020-12-23 04:23:23,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:24,191 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 244 proven. 100 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2020-12-23 04:23:24,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857155502] [2020-12-23 04:23:24,192 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856934944] [2020-12-23 04:23:24,192 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 [2020-12-23 04:23:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:24,345 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 04:23:24,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 04:23:24,756 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2020-12-23 04:23:24,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 04:23:24,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 04:23:24,757 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658127828] [2020-12-23 04:23:24,758 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:24,758 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:24,759 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:24,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-23 04:23:24,760 INFO L87 Difference]: Start difference. First operand 1962 states and 2225 transitions. Second operand 3 states. [2020-12-23 04:23:25,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:25,508 INFO L93 Difference]: Finished difference Result 3922 states and 4523 transitions. [2020-12-23 04:23:25,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:25,509 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 342 [2020-12-23 04:23:25,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:25,521 INFO L225 Difference]: With dead ends: 3922 [2020-12-23 04:23:25,521 INFO L226 Difference]: Without dead ends: 2140 [2020-12-23 04:23:25,526 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-23 04:23:25,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2020-12-23 04:23:25,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1606. [2020-12-23 04:23:25,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2020-12-23 04:23:25,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 1860 transitions. [2020-12-23 04:23:25,570 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 1860 transitions. Word has length 342 [2020-12-23 04:23:25,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:25,571 INFO L481 AbstractCegarLoop]: Abstraction has 1606 states and 1860 transitions. [2020-12-23 04:23:25,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:25,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1860 transitions. [2020-12-23 04:23:25,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2020-12-23 04:23:25,581 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:25,581 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-23 04:23:25,796 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 04:23:25,797 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:25,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:25,798 INFO L82 PathProgramCache]: Analyzing trace with hash 2021328189, now seen corresponding path program 1 times [2020-12-23 04:23:25,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:25,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447133500] [2020-12-23 04:23:25,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:26,148 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 314 trivial. 0 not checked. [2020-12-23 04:23:26,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447133500] [2020-12-23 04:23:26,148 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:26,148 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 04:23:26,149 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695863329] [2020-12-23 04:23:26,149 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:26,149 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:26,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:26,150 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 04:23:26,150 INFO L87 Difference]: Start difference. First operand 1606 states and 1860 transitions. Second operand 3 states. [2020-12-23 04:23:26,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:26,897 INFO L93 Difference]: Finished difference Result 3032 states and 3542 transitions. [2020-12-23 04:23:26,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:26,898 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 420 [2020-12-23 04:23:26,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:26,910 INFO L225 Difference]: With dead ends: 3032 [2020-12-23 04:23:26,911 INFO L226 Difference]: Without dead ends: 1784 [2020-12-23 04:23:26,916 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 [2020-12-23 04:23:26,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1784 states. [2020-12-23 04:23:26,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1784 to 1606. [2020-12-23 04:23:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2020-12-23 04:23:26,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 1850 transitions. [2020-12-23 04:23:26,956 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 1850 transitions. Word has length 420 [2020-12-23 04:23:26,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:26,958 INFO L481 AbstractCegarLoop]: Abstraction has 1606 states and 1850 transitions. [2020-12-23 04:23:26,958 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:26,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1850 transitions. [2020-12-23 04:23:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2020-12-23 04:23:26,971 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:26,974 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2020-12-23 04:23:26,974 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 04:23:26,974 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:26,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:26,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1981206294, now seen corresponding path program 1 times [2020-12-23 04:23:26,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:26,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126008986] [2020-12-23 04:23:26,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:27,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:27,405 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 641 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2020-12-23 04:23:27,405 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126008986] [2020-12-23 04:23:27,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:27,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 04:23:27,406 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932685632] [2020-12-23 04:23:27,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:27,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:27,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:27,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 04:23:27,409 INFO L87 Difference]: Start difference. First operand 1606 states and 1850 transitions. Second operand 3 states. [2020-12-23 04:23:28,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:28,287 INFO L93 Difference]: Finished difference Result 3032 states and 3522 transitions. [2020-12-23 04:23:28,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:28,288 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 482 [2020-12-23 04:23:28,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:28,295 INFO L225 Difference]: With dead ends: 3032 [2020-12-23 04:23:28,295 INFO L226 Difference]: Without dead ends: 1606 [2020-12-23 04:23:28,298 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 [2020-12-23 04:23:28,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2020-12-23 04:23:28,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1606. [2020-12-23 04:23:28,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2020-12-23 04:23:28,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 1817 transitions. [2020-12-23 04:23:28,330 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 1817 transitions. Word has length 482 [2020-12-23 04:23:28,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:28,331 INFO L481 AbstractCegarLoop]: Abstraction has 1606 states and 1817 transitions. [2020-12-23 04:23:28,331 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:28,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1817 transitions. [2020-12-23 04:23:28,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2020-12-23 04:23:28,347 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:28,347 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 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] [2020-12-23 04:23:28,347 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 04:23:28,348 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:28,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:28,350 INFO L82 PathProgramCache]: Analyzing trace with hash 917124894, now seen corresponding path program 1 times [2020-12-23 04:23:28,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:28,351 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592417542] [2020-12-23 04:23:28,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:28,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 751 proven. 0 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2020-12-23 04:23:28,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592417542] [2020-12-23 04:23:28,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:28,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 04:23:28,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127721537] [2020-12-23 04:23:28,991 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 04:23:28,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:28,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 04:23:28,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 04:23:28,992 INFO L87 Difference]: Start difference. First operand 1606 states and 1817 transitions. Second operand 4 states. [2020-12-23 04:23:29,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:29,917 INFO L93 Difference]: Finished difference Result 3061 states and 3485 transitions. [2020-12-23 04:23:29,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 04:23:29,917 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 562 [2020-12-23 04:23:29,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:29,926 INFO L225 Difference]: With dead ends: 3061 [2020-12-23 04:23:29,926 INFO L226 Difference]: Without dead ends: 1784 [2020-12-23 04:23:29,928 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 04:23:29,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1784 states. [2020-12-23 04:23:29,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1784 to 1606. [2020-12-23 04:23:29,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1606 states. [2020-12-23 04:23:29,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1606 states and 1753 transitions. [2020-12-23 04:23:29,960 INFO L78 Accepts]: Start accepts. Automaton has 1606 states and 1753 transitions. Word has length 562 [2020-12-23 04:23:29,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:29,961 INFO L481 AbstractCegarLoop]: Abstraction has 1606 states and 1753 transitions. [2020-12-23 04:23:29,961 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 04:23:29,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1606 states and 1753 transitions. [2020-12-23 04:23:29,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2020-12-23 04:23:29,966 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:29,967 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 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] [2020-12-23 04:23:29,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 04:23:29,967 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:29,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:29,968 INFO L82 PathProgramCache]: Analyzing trace with hash 675957023, now seen corresponding path program 2 times [2020-12-23 04:23:29,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:29,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011705166] [2020-12-23 04:23:29,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:30,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:31,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 880 proven. 11 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2020-12-23 04:23:31,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011705166] [2020-12-23 04:23:31,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1143123839] [2020-12-23 04:23:31,003 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 04:23:31,208 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-12-23 04:23:31,208 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-12-23 04:23:31,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-23 04:23:31,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 04:23:32,330 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 891 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2020-12-23 04:23:32,331 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 04:23:32,331 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2020-12-23 04:23:32,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163034466] [2020-12-23 04:23:32,332 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-23 04:23:32,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:32,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-23 04:23:32,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-12-23 04:23:32,333 INFO L87 Difference]: Start difference. First operand 1606 states and 1753 transitions. Second operand 5 states. [2020-12-23 04:23:33,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:33,506 INFO L93 Difference]: Finished difference Result 3595 states and 3972 transitions. [2020-12-23 04:23:33,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-23 04:23:33,507 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 588 [2020-12-23 04:23:33,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:33,517 INFO L225 Difference]: With dead ends: 3595 [2020-12-23 04:23:33,517 INFO L226 Difference]: Without dead ends: 2140 [2020-12-23 04:23:33,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 585 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2020-12-23 04:23:33,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2020-12-23 04:23:33,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1962. [2020-12-23 04:23:33,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2020-12-23 04:23:33,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2114 transitions. [2020-12-23 04:23:33,557 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2114 transitions. Word has length 588 [2020-12-23 04:23:33,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:33,558 INFO L481 AbstractCegarLoop]: Abstraction has 1962 states and 2114 transitions. [2020-12-23 04:23:33,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-23 04:23:33,558 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2114 transitions. [2020-12-23 04:23:33,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 596 [2020-12-23 04:23:33,564 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:33,565 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 04:23:33,779 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-12-23 04:23:33,780 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:33,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:33,781 INFO L82 PathProgramCache]: Analyzing trace with hash 1258027354, now seen corresponding path program 1 times [2020-12-23 04:23:33,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:33,783 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604986893] [2020-12-23 04:23:33,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:34,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1252 backedges. 900 proven. 0 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2020-12-23 04:23:34,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604986893] [2020-12-23 04:23:34,342 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 04:23:34,342 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 04:23:34,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815417518] [2020-12-23 04:23:34,348 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:34,348 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:34,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:34,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 04:23:34,349 INFO L87 Difference]: Start difference. First operand 1962 states and 2114 transitions. Second operand 3 states. [2020-12-23 04:23:35,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:35,140 INFO L93 Difference]: Finished difference Result 4100 states and 4481 transitions. [2020-12-23 04:23:35,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:35,140 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 595 [2020-12-23 04:23:35,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:35,152 INFO L225 Difference]: With dead ends: 4100 [2020-12-23 04:23:35,152 INFO L226 Difference]: Without dead ends: 2318 [2020-12-23 04:23:35,154 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 [2020-12-23 04:23:35,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2020-12-23 04:23:35,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 2318. [2020-12-23 04:23:35,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2318 states. [2020-12-23 04:23:35,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 2493 transitions. [2020-12-23 04:23:35,196 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 2493 transitions. Word has length 595 [2020-12-23 04:23:35,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:35,197 INFO L481 AbstractCegarLoop]: Abstraction has 2318 states and 2493 transitions. [2020-12-23 04:23:35,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:35,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2493 transitions. [2020-12-23 04:23:35,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2020-12-23 04:23:35,205 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 04:23:35,206 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-23 04:23:35,206 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 04:23:35,206 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 04:23:35,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 04:23:35,207 INFO L82 PathProgramCache]: Analyzing trace with hash 444489678, now seen corresponding path program 1 times [2020-12-23 04:23:35,207 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 04:23:35,207 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519498530] [2020-12-23 04:23:35,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 04:23:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:36,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1295 backedges. 726 proven. 195 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2020-12-23 04:23:36,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519498530] [2020-12-23 04:23:36,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411370934] [2020-12-23 04:23:36,392 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 04:23:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 04:23:36,595 INFO L263 TraceCheckSpWp]: Trace formula consists of 835 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 04:23:36,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 04:23:37,550 INFO L134 CoverageAnalysis]: Checked inductivity of 1295 backedges. 607 proven. 0 refuted. 0 times theorem prover too weak. 688 trivial. 0 not checked. [2020-12-23 04:23:37,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 04:23:37,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2020-12-23 04:23:37,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290391376] [2020-12-23 04:23:37,553 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 04:23:37,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 04:23:37,556 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 04:23:37,556 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-23 04:23:37,556 INFO L87 Difference]: Start difference. First operand 2318 states and 2493 transitions. Second operand 3 states. [2020-12-23 04:23:38,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 04:23:38,249 INFO L93 Difference]: Finished difference Result 4276 states and 4624 transitions. [2020-12-23 04:23:38,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 04:23:38,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 658 [2020-12-23 04:23:38,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 04:23:38,251 INFO L225 Difference]: With dead ends: 4276 [2020-12-23 04:23:38,251 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 04:23:38,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 662 GetRequests, 657 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-12-23 04:23:38,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 04:23:38,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 04:23:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 04:23:38,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 04:23:38,255 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 658 [2020-12-23 04:23:38,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 04:23:38,255 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 04:23:38,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 04:23:38,256 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 04:23:38,256 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 04:23:38,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 04:23:38,474 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 04:23:38,738 WARN L197 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 17 [2020-12-23 04:23:38,914 WARN L197 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 17 [2020-12-23 04:23:38,918 INFO L189 CegarLoopUtils]: For program point L762(lines 762 880) no Hoare annotation was computed. [2020-12-23 04:23:38,918 INFO L189 CegarLoopUtils]: For program point L895(line 895) no Hoare annotation was computed. [2020-12-23 04:23:38,918 INFO L189 CegarLoopUtils]: For program point L829(lines 829 880) no Hoare annotation was computed. [2020-12-23 04:23:38,918 INFO L189 CegarLoopUtils]: For program point L631(lines 631 880) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L565(lines 565 880) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L169-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L103-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L37-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L698(lines 698 880) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L500(lines 500 880) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L369(lines 369 880) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L303(lines 303 880) no Hoare annotation was computed. [2020-12-23 04:23:38,919 INFO L189 CegarLoopUtils]: For program point L436(lines 436 880) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L172-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L106-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L40-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L239(lines 239 880) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L768(lines 768 880) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L636(lines 636 880) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L835(lines 835 880) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L571(lines 571 880) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L505(lines 505 880) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L175-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,920 INFO L189 CegarLoopUtils]: For program point L109-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,921 INFO L189 CegarLoopUtils]: For program point L43-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,921 INFO L189 CegarLoopUtils]: For program point L704(lines 704 880) no Hoare annotation was computed. [2020-12-23 04:23:38,921 INFO L189 CegarLoopUtils]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-23 04:23:38,921 INFO L189 CegarLoopUtils]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-23 04:23:38,921 INFO L189 CegarLoopUtils]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-23 04:23:38,921 INFO L189 CegarLoopUtils]: For program point L309(lines 309 880) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L442(lines 442 880) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L376(lines 376 880) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L178-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L112-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L46-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L245(lines 245 880) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-23 04:23:38,922 INFO L189 CegarLoopUtils]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L774(lines 774 880) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L642(lines 642 880) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L510(lines 510 880) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L841(lines 841 880) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L181-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L115-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L49-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L710(lines 710 880) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L578(lines 578 880) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-23 04:23:38,923 INFO L189 CegarLoopUtils]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L315(lines 315 880) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L448(lines 448 880) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L382(lines 382 880) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L184-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L118-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L52-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L251(lines 251 880) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-23 04:23:38,924 INFO L189 CegarLoopUtils]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L648(lines 648 880) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L516(lines 516 880) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L847(lines 847 880) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L781(lines 781 880) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L583(lines 583 880) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L187-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L121-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L55-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L716(lines 716 880) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-23 04:23:38,925 INFO L189 CegarLoopUtils]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L321(lines 321 880) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L454(lines 454 880) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L388(lines 388 880) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L190-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L124-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L58-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L257(lines 257 880) no Hoare annotation was computed. [2020-12-23 04:23:38,926 INFO L189 CegarLoopUtils]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L852(lines 852 880) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L654(lines 654 880) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L522(lines 522 880) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L787(lines 787 880) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L589(lines 589 880) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L193-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L127-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L61-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L722(lines 722 880) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-23 04:23:38,927 INFO L189 CegarLoopUtils]: For program point L459(lines 459 880) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L327(lines 327 880) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L394(lines 394 880) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L262(lines 262 880) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L196-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L130-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L64-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 04:23:38,928 INFO L189 CegarLoopUtils]: For program point L858(lines 858 880) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 134) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L660(lines 660 880) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L528(lines 528 880) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L793(lines 793 880) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L595(lines 595 880) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L199-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L133-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L67-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L728(lines 728 880) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L464(lines 464 880) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-23 04:23:38,929 INFO L189 CegarLoopUtils]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L333(lines 333 880) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L400(lines 400 880) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L268(lines 268 880) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L202-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L136-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L70-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L864(lines 864 880) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L666(lines 666 880) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L534(lines 534 880) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L799(lines 799 880) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L601(lines 601 880) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L205-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L139-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,930 INFO L189 CegarLoopUtils]: For program point L73-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L734(lines 734 880) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L470(lines 470 880) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L339(lines 339 880) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L406(lines 406 880) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L274(lines 274 880) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L208-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L142-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L76-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L869(lines 869 880) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L672(lines 672 880) no Hoare annotation was computed. [2020-12-23 04:23:38,931 INFO L189 CegarLoopUtils]: For program point L540(lines 540 880) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L805(lines 805 880) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L607(lines 607 880) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L211-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L145-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L79-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L740(lines 740 880) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L477(lines 477 880) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L345(lines 345 880) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L279(lines 279 880) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L412(lines 412 880) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L148-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L82-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,932 INFO L189 CegarLoopUtils]: For program point L875(lines 875 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L678(lines 678 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L546(lines 546 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L811(lines 811 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L745(lines 745 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L613(lines 613 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L151-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L85-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L482(lines 482 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L351(lines 351 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L285(lines 285 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L418(lines 418 880) no Hoare annotation was computed. [2020-12-23 04:23:38,933 INFO L189 CegarLoopUtils]: For program point L154-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L88-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L185 CegarLoopUtils]: At program point L881(lines 30 882) the Hoare annotation is: (let ((.cse0 (= ~a24~0 1))) (or (<= ~a15~0 7) (and .cse0 (<= 9 ~a15~0)) (and (<= 518246 ~a12~0) .cse0) (and (<= 7 ~a21~0) .cse0))) [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L551(lines 551 880) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L221(lines 221 880) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L684(lines 684 880) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L817(lines 817 880) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L751(lines 751 880) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L619(lines 619 880) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L157-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,934 INFO L189 CegarLoopUtils]: For program point L91-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L192 CegarLoopUtils]: At program point L884(lines 884 900) the Hoare annotation is: true [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L488(lines 488 880) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L290(lines 290 880) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L687(lines 687 880) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L357(lines 357 880) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L424(lines 424 880) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L160-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,935 INFO L189 CegarLoopUtils]: For program point L94-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L557(lines 557 880) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L227(lines 227 880) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L757(lines 757 880) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L625(lines 625 880) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L163-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L97-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L31-2(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L824(lines 824 880) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L185 CegarLoopUtils]: At program point L890-2(lines 890 899) the Hoare annotation is: (let ((.cse0 (= ~a24~0 1))) (or (<= ~a15~0 7) (and .cse0 (<= 9 ~a15~0)) (and (<= 518246 ~a12~0) .cse0) (and (<= 7 ~a21~0) .cse0))) [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L494(lines 494 880) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L296(lines 296 880) no Hoare annotation was computed. [2020-12-23 04:23:38,936 INFO L189 CegarLoopUtils]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L32(line 32) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L693(lines 693 880) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L363(lines 363 880) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L562(lines 562 880) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L430(lines 430 880) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L166-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L100-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L34-1(lines 30 882) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L233(lines 233 880) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-23 04:23:38,937 INFO L189 CegarLoopUtils]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-23 04:23:38,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 04:23:38 BoogieIcfgContainer [2020-12-23 04:23:38,969 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 04:23:38,969 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 04:23:38,970 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 04:23:38,970 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 04:23:38,970 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 04:23:12" (3/4) ... [2020-12-23 04:23:38,974 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 04:23:39,018 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-23 04:23:39,020 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-23 04:23:39,022 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 04:23:39,023 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 04:23:39,226 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem14_label59.c-witness.graphml [2020-12-23 04:23:39,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 04:23:39,228 INFO L168 Benchmark]: Toolchain (without parser) took 29805.57 ms. Allocated memory was 151.0 MB in the beginning and 826.3 MB in the end (delta: 675.3 MB). Free memory was 124.8 MB in the beginning and 461.3 MB in the end (delta: -336.5 MB). Peak memory consumption was 339.8 MB. Max. memory is 8.0 GB. [2020-12-23 04:23:39,229 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 123.1 MB in the end (delta: 96.1 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 04:23:39,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1020.61 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 123.7 MB in the end (delta: 922.3 kB). Peak memory consumption was 26.3 MB. Max. memory is 8.0 GB. [2020-12-23 04:23:39,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 149.25 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 114.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-12-23 04:23:39,232 INFO L168 Benchmark]: Boogie Preprocessor took 129.55 ms. Allocated memory is still 151.0 MB. Free memory was 114.2 MB in the beginning and 107.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. [2020-12-23 04:23:39,233 INFO L168 Benchmark]: RCFGBuilder took 1607.35 ms. Allocated memory is still 151.0 MB. Free memory was 107.9 MB in the beginning and 61.3 MB in the end (delta: 46.6 MB). Peak memory consumption was 68.1 MB. Max. memory is 8.0 GB. [2020-12-23 04:23:39,233 INFO L168 Benchmark]: TraceAbstraction took 26631.78 ms. Allocated memory was 151.0 MB in the beginning and 826.3 MB in the end (delta: 675.3 MB). Free memory was 60.8 MB in the beginning and 480.2 MB in the end (delta: -419.4 MB). Peak memory consumption was 255.9 MB. Max. memory is 8.0 GB. [2020-12-23 04:23:39,234 INFO L168 Benchmark]: Witness Printer took 256.71 ms. Allocated memory is still 826.3 MB. Free memory was 480.2 MB in the beginning and 461.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. [2020-12-23 04:23:39,236 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 151.0 MB. Free memory was 123.2 MB in the beginning and 123.1 MB in the end (delta: 96.1 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1020.61 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 123.7 MB in the end (delta: 922.3 kB). Peak memory consumption was 26.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 149.25 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 114.2 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 129.55 ms. Allocated memory is still 151.0 MB. Free memory was 114.2 MB in the beginning and 107.9 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1607.35 ms. Allocated memory is still 151.0 MB. Free memory was 107.9 MB in the beginning and 61.3 MB in the end (delta: 46.6 MB). Peak memory consumption was 68.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 26631.78 ms. Allocated memory was 151.0 MB in the beginning and 826.3 MB in the end (delta: 675.3 MB). Free memory was 60.8 MB in the beginning and 480.2 MB in the end (delta: -419.4 MB). Peak memory consumption was 255.9 MB. Max. memory is 8.0 GB. * Witness Printer took 256.71 ms. Allocated memory is still 826.3 MB. Free memory was 480.2 MB in the beginning and 461.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 134]: 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: 884]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 890]: Loop Invariant Derived loop invariant: ((a15 <= 7 || (a24 == 1 && 9 <= a15)) || (518246 <= a12 && a24 == 1)) || (7 <= a21 && a24 == 1) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: ((a15 <= 7 || (a24 == 1 && 9 <= a15)) || (518246 <= a12 && a24 == 1)) || (7 <= a21 && a24 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 26.0s, OverallIterations: 14, TraceHistogramMax: 6, AutomataDifference: 13.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1730 SDtfs, 2260 SDslu, 82 SDs, 0 SdLazy, 7408 SolverSat, 1054 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1949 GetRequests, 1915 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2318occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 14 MinimizatonAttempts, 1784 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 47 NumberOfFragments, 51 HoareAnnotationTreeSize, 3 FomulaSimplifications, 3048 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 3 FomulaSimplificationsInter, 2742 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 6463 NumberOfCodeBlocks, 6463 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 6445 ConstructedInterpolants, 0 QuantifiedInterpolants, 12252278 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2524 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 18 InterpolantComputations, 14 PerfectInterpolantSequences, 9931/10367 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...