/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/Problem11_label54.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 03:44:02,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 03:44:02,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 03:44:03,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 03:44:03,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 03:44:03,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 03:44:03,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 03:44:03,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 03:44:03,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 03:44:03,036 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 03:44:03,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 03:44:03,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 03:44:03,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 03:44:03,044 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 03:44:03,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 03:44:03,047 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 03:44:03,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 03:44:03,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 03:44:03,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 03:44:03,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 03:44:03,066 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 03:44:03,068 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 03:44:03,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 03:44:03,072 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 03:44:03,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 03:44:03,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-23 03:44:03,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-23 03:44:03,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-23 03:44:03,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-23 03:44:03,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-23 03:44:03,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-23 03:44:03,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-23 03:44:03,095 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-23 03:44:03,096 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 03:44:03,097 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 03:44:03,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 03:44:03,101 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 03:44:03,147 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 03:44:03,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 03:44:03,151 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 03:44:03,152 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 03:44:03,152 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 03:44:03,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 03:44:03,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 03:44:03,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 03:44:03,153 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 03:44:03,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 03:44:03,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 03:44:03,155 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 03:44:03,155 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 03:44:03,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 03:44:03,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 03:44:03,156 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 03:44:03,156 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 03:44:03,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 03:44:03,157 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 03:44:03,157 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 03:44:03,157 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 03:44:03,157 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 03:44:03,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 03:44:03,158 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 03:44:03,158 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 03:44:03,158 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 03:44:03,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 03:44:03,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 03:44:03,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 03:44:03,620 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 03:44:03,620 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 03:44:03,621 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem11_label54.c [2020-12-23 03:44:03,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/76c089088/e3bf0ad651fb4853b3fb44acf7efad9e/FLAGca0821e78 [2020-12-23 03:44:04,388 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 03:44:04,389 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem11_label54.c [2020-12-23 03:44:04,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/76c089088/e3bf0ad651fb4853b3fb44acf7efad9e/FLAGca0821e78 [2020-12-23 03:44:04,607 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/76c089088/e3bf0ad651fb4853b3fb44acf7efad9e [2020-12-23 03:44:04,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 03:44:04,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 03:44:04,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 03:44:04,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 03:44:04,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 03:44:04,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:44:04" (1/1) ... [2020-12-23 03:44:04,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fd6be86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:04, skipping insertion in model container [2020-12-23 03:44:04,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:44:04" (1/1) ... [2020-12-23 03:44:04,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 03:44:04,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 03:44:04,909 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/Problem11_label54.c[5423,5436] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 03:44:05,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:44:05,343 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 03:44:05,386 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/Problem11_label54.c[5423,5436] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a29~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a23~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a4~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a25~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 03:44:05,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:44:05,603 INFO L208 MainTranslator]: Completed translation [2020-12-23 03:44:05,604 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05 WrapperNode [2020-12-23 03:44:05,604 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 03:44:05,606 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 03:44:05,606 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 03:44:05,606 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 03:44:05,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,655 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 03:44:05,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 03:44:05,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 03:44:05,777 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 03:44:05,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,798 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,839 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (1/1) ... [2020-12-23 03:44:05,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 03:44:05,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 03:44:05,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 03:44:05,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 03:44:05,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (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 03:44:05,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 03:44:05,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 03:44:05,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 03:44:05,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 03:44:07,805 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 03:44:07,806 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-23 03:44:07,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:44:07 BoogieIcfgContainer [2020-12-23 03:44:07,810 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 03:44:07,812 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 03:44:07,813 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 03:44:07,816 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 03:44:07,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 03:44:04" (1/3) ... [2020-12-23 03:44:07,818 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6472dfe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:44:07, skipping insertion in model container [2020-12-23 03:44:07,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:44:05" (2/3) ... [2020-12-23 03:44:07,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6472dfe0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:44:07, skipping insertion in model container [2020-12-23 03:44:07,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:44:07" (3/3) ... [2020-12-23 03:44:07,822 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label54.c [2020-12-23 03:44:07,829 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 03:44:07,836 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 03:44:07,855 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 03:44:07,902 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 03:44:07,902 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 03:44:07,902 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 03:44:07,902 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 03:44:07,902 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 03:44:07,903 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 03:44:07,903 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 03:44:07,903 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 03:44:07,929 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states. [2020-12-23 03:44:07,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-23 03:44:07,936 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:07,937 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] [2020-12-23 03:44:07,938 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:07,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:07,943 INFO L82 PathProgramCache]: Analyzing trace with hash 2088660649, now seen corresponding path program 1 times [2020-12-23 03:44:07,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:07,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371604598] [2020-12-23 03:44:07,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:08,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:08,289 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 03:44:08,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371604598] [2020-12-23 03:44:08,292 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:08,292 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:44:08,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [561774918] [2020-12-23 03:44:08,298 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:08,298 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:08,315 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:08,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:08,320 INFO L87 Difference]: Start difference. First operand 283 states. Second operand 3 states. [2020-12-23 03:44:09,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:09,754 INFO L93 Difference]: Finished difference Result 761 states and 1345 transitions. [2020-12-23 03:44:09,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:09,756 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-23 03:44:09,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:09,775 INFO L225 Difference]: With dead ends: 761 [2020-12-23 03:44:09,775 INFO L226 Difference]: Without dead ends: 413 [2020-12-23 03:44:09,780 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 03:44:09,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-12-23 03:44:09,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 413. [2020-12-23 03:44:09,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 413 states. [2020-12-23 03:44:09,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 599 transitions. [2020-12-23 03:44:09,877 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 599 transitions. Word has length 37 [2020-12-23 03:44:09,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:09,879 INFO L481 AbstractCegarLoop]: Abstraction has 413 states and 599 transitions. [2020-12-23 03:44:09,879 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 599 transitions. [2020-12-23 03:44:09,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-23 03:44:09,886 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:09,887 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:09,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 03:44:09,889 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:09,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:09,892 INFO L82 PathProgramCache]: Analyzing trace with hash -1017074320, now seen corresponding path program 1 times [2020-12-23 03:44:09,892 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:09,892 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994264619] [2020-12-23 03:44:09,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:10,140 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:44:10,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994264619] [2020-12-23 03:44:10,141 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:10,141 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:44:10,142 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496590913] [2020-12-23 03:44:10,143 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:10,144 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:10,144 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:10,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:10,145 INFO L87 Difference]: Start difference. First operand 413 states and 599 transitions. Second operand 3 states. [2020-12-23 03:44:11,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:11,350 INFO L93 Difference]: Finished difference Result 1211 states and 1763 transitions. [2020-12-23 03:44:11,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:11,351 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 105 [2020-12-23 03:44:11,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:11,357 INFO L225 Difference]: With dead ends: 1211 [2020-12-23 03:44:11,357 INFO L226 Difference]: Without dead ends: 800 [2020-12-23 03:44:11,360 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 03:44:11,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-12-23 03:44:11,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 789. [2020-12-23 03:44:11,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-12-23 03:44:11,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1084 transitions. [2020-12-23 03:44:11,396 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1084 transitions. Word has length 105 [2020-12-23 03:44:11,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:11,396 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1084 transitions. [2020-12-23 03:44:11,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:11,397 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1084 transitions. [2020-12-23 03:44:11,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-23 03:44:11,399 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:11,400 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:11,400 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 03:44:11,400 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:11,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:11,401 INFO L82 PathProgramCache]: Analyzing trace with hash -166569456, now seen corresponding path program 1 times [2020-12-23 03:44:11,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:11,401 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145919440] [2020-12-23 03:44:11,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:11,660 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:44:11,661 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145919440] [2020-12-23 03:44:11,661 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:11,661 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:11,661 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218580010] [2020-12-23 03:44:11,662 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:44:11,662 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:11,665 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:44:11,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:44:11,665 INFO L87 Difference]: Start difference. First operand 789 states and 1084 transitions. Second operand 4 states. [2020-12-23 03:44:13,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:13,705 INFO L93 Difference]: Finished difference Result 2505 states and 3428 transitions. [2020-12-23 03:44:13,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:44:13,706 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2020-12-23 03:44:13,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:13,716 INFO L225 Difference]: With dead ends: 2505 [2020-12-23 03:44:13,716 INFO L226 Difference]: Without dead ends: 1718 [2020-12-23 03:44:13,718 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 03:44:13,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2020-12-23 03:44:13,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1714. [2020-12-23 03:44:13,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1714 states. [2020-12-23 03:44:13,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1714 states and 2101 transitions. [2020-12-23 03:44:13,780 INFO L78 Accepts]: Start accepts. Automaton has 1714 states and 2101 transitions. Word has length 106 [2020-12-23 03:44:13,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:13,781 INFO L481 AbstractCegarLoop]: Abstraction has 1714 states and 2101 transitions. [2020-12-23 03:44:13,781 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:44:13,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2101 transitions. [2020-12-23 03:44:13,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-12-23 03:44:13,789 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:13,790 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:13,791 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 03:44:13,792 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:13,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:13,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1041606763, now seen corresponding path program 1 times [2020-12-23 03:44:13,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:13,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082241209] [2020-12-23 03:44:13,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:14,041 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:44:14,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082241209] [2020-12-23 03:44:14,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:14,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:14,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973629989] [2020-12-23 03:44:14,043 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:44:14,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:14,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:44:14,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:44:14,045 INFO L87 Difference]: Start difference. First operand 1714 states and 2101 transitions. Second operand 4 states. [2020-12-23 03:44:15,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:15,966 INFO L93 Difference]: Finished difference Result 5296 states and 6687 transitions. [2020-12-23 03:44:15,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:44:15,968 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 164 [2020-12-23 03:44:15,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:15,989 INFO L225 Difference]: With dead ends: 5296 [2020-12-23 03:44:15,989 INFO L226 Difference]: Without dead ends: 3768 [2020-12-23 03:44:15,992 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 03:44:15,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3768 states. [2020-12-23 03:44:16,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3768 to 3767. [2020-12-23 03:44:16,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3767 states. [2020-12-23 03:44:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3767 states to 3767 states and 4629 transitions. [2020-12-23 03:44:16,074 INFO L78 Accepts]: Start accepts. Automaton has 3767 states and 4629 transitions. Word has length 164 [2020-12-23 03:44:16,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:16,076 INFO L481 AbstractCegarLoop]: Abstraction has 3767 states and 4629 transitions. [2020-12-23 03:44:16,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:44:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3767 states and 4629 transitions. [2020-12-23 03:44:16,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2020-12-23 03:44:16,081 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:16,082 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:16,082 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 03:44:16,082 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:16,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:16,083 INFO L82 PathProgramCache]: Analyzing trace with hash -1961217037, now seen corresponding path program 1 times [2020-12-23 03:44:16,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:16,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625347817] [2020-12-23 03:44:16,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:16,317 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:44:16,318 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625347817] [2020-12-23 03:44:16,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:16,318 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:16,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888884242] [2020-12-23 03:44:16,319 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:16,319 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:16,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:16,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:16,322 INFO L87 Difference]: Start difference. First operand 3767 states and 4629 transitions. Second operand 3 states. [2020-12-23 03:44:17,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:17,682 INFO L93 Difference]: Finished difference Result 8652 states and 10854 transitions. [2020-12-23 03:44:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:17,683 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 217 [2020-12-23 03:44:17,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:17,708 INFO L225 Difference]: With dead ends: 8652 [2020-12-23 03:44:17,708 INFO L226 Difference]: Without dead ends: 5256 [2020-12-23 03:44:17,716 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 03:44:17,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5256 states. [2020-12-23 03:44:17,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5256 to 5241. [2020-12-23 03:44:17,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5241 states. [2020-12-23 03:44:17,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5241 states to 5241 states and 6331 transitions. [2020-12-23 03:44:17,840 INFO L78 Accepts]: Start accepts. Automaton has 5241 states and 6331 transitions. Word has length 217 [2020-12-23 03:44:17,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:17,840 INFO L481 AbstractCegarLoop]: Abstraction has 5241 states and 6331 transitions. [2020-12-23 03:44:17,841 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 5241 states and 6331 transitions. [2020-12-23 03:44:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-12-23 03:44:17,848 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:17,849 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:17,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 03:44:17,849 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:17,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:17,850 INFO L82 PathProgramCache]: Analyzing trace with hash 629777389, now seen corresponding path program 1 times [2020-12-23 03:44:17,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:17,851 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35043276] [2020-12-23 03:44:17,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:18,109 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2020-12-23 03:44:18,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35043276] [2020-12-23 03:44:18,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:18,110 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:18,110 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231534764] [2020-12-23 03:44:18,115 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:18,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:18,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:18,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:18,116 INFO L87 Difference]: Start difference. First operand 5241 states and 6331 transitions. Second operand 3 states. [2020-12-23 03:44:19,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:19,348 INFO L93 Difference]: Finished difference Result 11042 states and 13505 transitions. [2020-12-23 03:44:19,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:19,350 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2020-12-23 03:44:19,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:19,385 INFO L225 Difference]: With dead ends: 11042 [2020-12-23 03:44:19,385 INFO L226 Difference]: Without dead ends: 6730 [2020-12-23 03:44:19,393 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 03:44:19,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6730 states. [2020-12-23 03:44:19,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6730 to 6730. [2020-12-23 03:44:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6730 states. [2020-12-23 03:44:19,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6730 states to 6730 states and 8115 transitions. [2020-12-23 03:44:19,599 INFO L78 Accepts]: Start accepts. Automaton has 6730 states and 8115 transitions. Word has length 218 [2020-12-23 03:44:19,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:19,600 INFO L481 AbstractCegarLoop]: Abstraction has 6730 states and 8115 transitions. [2020-12-23 03:44:19,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:19,600 INFO L276 IsEmpty]: Start isEmpty. Operand 6730 states and 8115 transitions. [2020-12-23 03:44:19,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2020-12-23 03:44:19,605 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:19,605 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:19,605 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-23 03:44:19,606 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:19,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:19,607 INFO L82 PathProgramCache]: Analyzing trace with hash 995054776, now seen corresponding path program 1 times [2020-12-23 03:44:19,611 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:19,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926119082] [2020-12-23 03:44:19,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:19,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-12-23 03:44:19,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926119082] [2020-12-23 03:44:19,883 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:19,883 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:19,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107225381] [2020-12-23 03:44:19,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:19,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:19,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:19,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:19,886 INFO L87 Difference]: Start difference. First operand 6730 states and 8115 transitions. Second operand 3 states. [2020-12-23 03:44:21,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:21,176 INFO L93 Difference]: Finished difference Result 14574 states and 17862 transitions. [2020-12-23 03:44:21,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:21,177 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 219 [2020-12-23 03:44:21,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:21,217 INFO L225 Difference]: With dead ends: 14574 [2020-12-23 03:44:21,217 INFO L226 Difference]: Without dead ends: 8215 [2020-12-23 03:44:21,227 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 03:44:21,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8215 states. [2020-12-23 03:44:21,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8215 to 8018. [2020-12-23 03:44:21,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8018 states. [2020-12-23 03:44:21,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8018 states to 8018 states and 9613 transitions. [2020-12-23 03:44:21,396 INFO L78 Accepts]: Start accepts. Automaton has 8018 states and 9613 transitions. Word has length 219 [2020-12-23 03:44:21,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:21,396 INFO L481 AbstractCegarLoop]: Abstraction has 8018 states and 9613 transitions. [2020-12-23 03:44:21,396 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:21,397 INFO L276 IsEmpty]: Start isEmpty. Operand 8018 states and 9613 transitions. [2020-12-23 03:44:21,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2020-12-23 03:44:21,402 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:21,402 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-23 03:44:21,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 03:44:21,402 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:21,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:21,403 INFO L82 PathProgramCache]: Analyzing trace with hash -1942931350, now seen corresponding path program 1 times [2020-12-23 03:44:21,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:21,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380230817] [2020-12-23 03:44:21,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:21,603 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2020-12-23 03:44:21,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380230817] [2020-12-23 03:44:21,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:21,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:21,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015219201] [2020-12-23 03:44:21,605 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:21,605 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:21,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:21,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:21,606 INFO L87 Difference]: Start difference. First operand 8018 states and 9613 transitions. Second operand 3 states. [2020-12-23 03:44:22,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:22,784 INFO L93 Difference]: Finished difference Result 16238 states and 19619 transitions. [2020-12-23 03:44:22,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:22,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 239 [2020-12-23 03:44:22,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:22,811 INFO L225 Difference]: With dead ends: 16238 [2020-12-23 03:44:22,811 INFO L226 Difference]: Without dead ends: 9333 [2020-12-23 03:44:22,822 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 03:44:22,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9333 states. [2020-12-23 03:44:22,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9333 to 9122. [2020-12-23 03:44:22,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9122 states. [2020-12-23 03:44:22,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9122 states to 9122 states and 10945 transitions. [2020-12-23 03:44:22,971 INFO L78 Accepts]: Start accepts. Automaton has 9122 states and 10945 transitions. Word has length 239 [2020-12-23 03:44:22,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:22,972 INFO L481 AbstractCegarLoop]: Abstraction has 9122 states and 10945 transitions. [2020-12-23 03:44:22,972 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:22,972 INFO L276 IsEmpty]: Start isEmpty. Operand 9122 states and 10945 transitions. [2020-12-23 03:44:22,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2020-12-23 03:44:22,977 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:22,978 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-23 03:44:22,978 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 03:44:22,978 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:22,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:22,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1645985453, now seen corresponding path program 1 times [2020-12-23 03:44:22,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:22,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740231723] [2020-12-23 03:44:22,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:23,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:23,167 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-12-23 03:44:23,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740231723] [2020-12-23 03:44:23,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:23,173 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:23,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036262517] [2020-12-23 03:44:23,174 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:23,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:23,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:23,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:23,176 INFO L87 Difference]: Start difference. First operand 9122 states and 10945 transitions. Second operand 3 states. [2020-12-23 03:44:24,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:24,453 INFO L93 Difference]: Finished difference Result 18068 states and 21719 transitions. [2020-12-23 03:44:24,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:24,453 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 246 [2020-12-23 03:44:24,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:24,473 INFO L225 Difference]: With dead ends: 18068 [2020-12-23 03:44:24,474 INFO L226 Difference]: Without dead ends: 9132 [2020-12-23 03:44:24,485 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 03:44:24,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9132 states. [2020-12-23 03:44:24,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9132 to 8937. [2020-12-23 03:44:24,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8937 states. [2020-12-23 03:44:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8937 states to 8937 states and 10444 transitions. [2020-12-23 03:44:24,620 INFO L78 Accepts]: Start accepts. Automaton has 8937 states and 10444 transitions. Word has length 246 [2020-12-23 03:44:24,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:24,620 INFO L481 AbstractCegarLoop]: Abstraction has 8937 states and 10444 transitions. [2020-12-23 03:44:24,620 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 8937 states and 10444 transitions. [2020-12-23 03:44:24,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-12-23 03:44:24,628 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:24,628 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2020-12-23 03:44:24,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-23 03:44:24,629 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:24,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:24,629 INFO L82 PathProgramCache]: Analyzing trace with hash -2143692386, now seen corresponding path program 1 times [2020-12-23 03:44:24,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:24,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20573712] [2020-12-23 03:44:24,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2020-12-23 03:44:24,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20573712] [2020-12-23 03:44:24,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:24,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:24,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534217168] [2020-12-23 03:44:24,887 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:24,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:24,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:24,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:24,888 INFO L87 Difference]: Start difference. First operand 8937 states and 10444 transitions. Second operand 3 states. [2020-12-23 03:44:26,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:26,101 INFO L93 Difference]: Finished difference Result 17503 states and 20681 transitions. [2020-12-23 03:44:26,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:26,102 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 269 [2020-12-23 03:44:26,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:26,120 INFO L225 Difference]: With dead ends: 17503 [2020-12-23 03:44:26,120 INFO L226 Difference]: Without dead ends: 9863 [2020-12-23 03:44:26,130 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 03:44:26,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9863 states. [2020-12-23 03:44:26,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9863 to 8937. [2020-12-23 03:44:26,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8937 states. [2020-12-23 03:44:26,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8937 states to 8937 states and 10444 transitions. [2020-12-23 03:44:26,332 INFO L78 Accepts]: Start accepts. Automaton has 8937 states and 10444 transitions. Word has length 269 [2020-12-23 03:44:26,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:26,333 INFO L481 AbstractCegarLoop]: Abstraction has 8937 states and 10444 transitions. [2020-12-23 03:44:26,333 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:26,333 INFO L276 IsEmpty]: Start isEmpty. Operand 8937 states and 10444 transitions. [2020-12-23 03:44:26,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-12-23 03:44:26,340 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:26,341 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:26,341 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 03:44:26,341 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:26,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:26,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1892161860, now seen corresponding path program 1 times [2020-12-23 03:44:26,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:26,342 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589102349] [2020-12-23 03:44:26,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-12-23 03:44:26,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589102349] [2020-12-23 03:44:26,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:26,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:26,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740859445] [2020-12-23 03:44:26,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:26,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:26,539 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:26,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:26,539 INFO L87 Difference]: Start difference. First operand 8937 states and 10444 transitions. Second operand 3 states. [2020-12-23 03:44:27,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:27,817 INFO L93 Difference]: Finished difference Result 22473 states and 26592 transitions. [2020-12-23 03:44:27,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:27,818 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 272 [2020-12-23 03:44:27,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:27,844 INFO L225 Difference]: With dead ends: 22473 [2020-12-23 03:44:27,844 INFO L226 Difference]: Without dead ends: 13907 [2020-12-23 03:44:27,853 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 03:44:27,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13907 states. [2020-12-23 03:44:28,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13907 to 13901. [2020-12-23 03:44:28,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13901 states. [2020-12-23 03:44:28,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13901 states to 13901 states and 16325 transitions. [2020-12-23 03:44:28,033 INFO L78 Accepts]: Start accepts. Automaton has 13901 states and 16325 transitions. Word has length 272 [2020-12-23 03:44:28,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:28,034 INFO L481 AbstractCegarLoop]: Abstraction has 13901 states and 16325 transitions. [2020-12-23 03:44:28,034 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:28,034 INFO L276 IsEmpty]: Start isEmpty. Operand 13901 states and 16325 transitions. [2020-12-23 03:44:28,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2020-12-23 03:44:28,047 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:28,047 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, 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, 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] [2020-12-23 03:44:28,048 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 03:44:28,048 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:28,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:28,048 INFO L82 PathProgramCache]: Analyzing trace with hash -218760648, now seen corresponding path program 1 times [2020-12-23 03:44:28,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:28,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57691359] [2020-12-23 03:44:28,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:28,261 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2020-12-23 03:44:28,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57691359] [2020-12-23 03:44:28,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:28,262 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:28,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087480186] [2020-12-23 03:44:28,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:28,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:28,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:28,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:28,263 INFO L87 Difference]: Start difference. First operand 13901 states and 16325 transitions. Second operand 3 states. [2020-12-23 03:44:29,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:29,523 INFO L93 Difference]: Finished difference Result 28896 states and 34458 transitions. [2020-12-23 03:44:29,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:29,524 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 310 [2020-12-23 03:44:29,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:29,555 INFO L225 Difference]: With dead ends: 28896 [2020-12-23 03:44:29,556 INFO L226 Difference]: Without dead ends: 17212 [2020-12-23 03:44:29,572 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 03:44:29,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17212 states. [2020-12-23 03:44:29,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17212 to 13152. [2020-12-23 03:44:29,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13152 states. [2020-12-23 03:44:29,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13152 states to 13152 states and 15390 transitions. [2020-12-23 03:44:29,778 INFO L78 Accepts]: Start accepts. Automaton has 13152 states and 15390 transitions. Word has length 310 [2020-12-23 03:44:29,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:29,778 INFO L481 AbstractCegarLoop]: Abstraction has 13152 states and 15390 transitions. [2020-12-23 03:44:29,779 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:29,779 INFO L276 IsEmpty]: Start isEmpty. Operand 13152 states and 15390 transitions. [2020-12-23 03:44:29,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2020-12-23 03:44:29,803 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:29,804 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, 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, 3, 3, 3, 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] [2020-12-23 03:44:29,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 03:44:29,804 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:29,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:29,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1148105623, now seen corresponding path program 1 times [2020-12-23 03:44:29,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:29,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333960437] [2020-12-23 03:44:29,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2020-12-23 03:44:30,318 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333960437] [2020-12-23 03:44:30,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:30,319 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:44:30,319 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603057214] [2020-12-23 03:44:30,320 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:44:30,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:30,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:44:30,320 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:44:30,321 INFO L87 Difference]: Start difference. First operand 13152 states and 15390 transitions. Second operand 4 states. [2020-12-23 03:44:32,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:32,695 INFO L93 Difference]: Finished difference Result 38667 states and 45241 transitions. [2020-12-23 03:44:32,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:44:32,696 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 394 [2020-12-23 03:44:32,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:32,739 INFO L225 Difference]: With dead ends: 38667 [2020-12-23 03:44:32,739 INFO L226 Difference]: Without dead ends: 25702 [2020-12-23 03:44:32,754 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 03:44:32,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25702 states. [2020-12-23 03:44:33,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25702 to 21828. [2020-12-23 03:44:33,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21828 states. [2020-12-23 03:44:33,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21828 states to 21828 states and 25402 transitions. [2020-12-23 03:44:33,098 INFO L78 Accepts]: Start accepts. Automaton has 21828 states and 25402 transitions. Word has length 394 [2020-12-23 03:44:33,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:33,099 INFO L481 AbstractCegarLoop]: Abstraction has 21828 states and 25402 transitions. [2020-12-23 03:44:33,099 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:44:33,099 INFO L276 IsEmpty]: Start isEmpty. Operand 21828 states and 25402 transitions. [2020-12-23 03:44:33,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2020-12-23 03:44:33,143 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:33,144 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:44:33,144 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 03:44:33,145 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:33,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:33,146 INFO L82 PathProgramCache]: Analyzing trace with hash -993773348, now seen corresponding path program 1 times [2020-12-23 03:44:33,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:33,146 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162810823] [2020-12-23 03:44:33,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:33,592 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 304 trivial. 0 not checked. [2020-12-23 03:44:33,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162810823] [2020-12-23 03:44:33,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:33,593 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:44:33,593 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188831792] [2020-12-23 03:44:33,593 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:33,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:33,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:33,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:33,594 INFO L87 Difference]: Start difference. First operand 21828 states and 25402 transitions. Second operand 3 states. [2020-12-23 03:44:34,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:34,829 INFO L93 Difference]: Finished difference Result 46593 states and 54341 transitions. [2020-12-23 03:44:34,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:34,830 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 406 [2020-12-23 03:44:34,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:34,854 INFO L225 Difference]: With dead ends: 46593 [2020-12-23 03:44:34,854 INFO L226 Difference]: Without dead ends: 23109 [2020-12-23 03:44:34,870 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 03:44:34,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23109 states. [2020-12-23 03:44:35,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23109 to 18505. [2020-12-23 03:44:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18505 states. [2020-12-23 03:44:35,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18505 states to 18505 states and 20842 transitions. [2020-12-23 03:44:35,242 INFO L78 Accepts]: Start accepts. Automaton has 18505 states and 20842 transitions. Word has length 406 [2020-12-23 03:44:35,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:35,243 INFO L481 AbstractCegarLoop]: Abstraction has 18505 states and 20842 transitions. [2020-12-23 03:44:35,244 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:35,244 INFO L276 IsEmpty]: Start isEmpty. Operand 18505 states and 20842 transitions. [2020-12-23 03:44:35,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2020-12-23 03:44:35,272 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:35,273 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, 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, 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, 1, 1, 1, 1, 1, 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 03:44:35,273 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-23 03:44:35,273 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:35,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:35,274 INFO L82 PathProgramCache]: Analyzing trace with hash -395850802, now seen corresponding path program 1 times [2020-12-23 03:44:35,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:35,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891778770] [2020-12-23 03:44:35,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2020-12-23 03:44:35,832 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891778770] [2020-12-23 03:44:35,832 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:35,833 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:35,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636106496] [2020-12-23 03:44:35,834 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:35,834 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:35,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:35,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:35,835 INFO L87 Difference]: Start difference. First operand 18505 states and 20842 transitions. Second operand 3 states. [2020-12-23 03:44:37,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:37,189 INFO L93 Difference]: Finished difference Result 35346 states and 39835 transitions. [2020-12-23 03:44:37,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:37,190 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 514 [2020-12-23 03:44:37,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:37,213 INFO L225 Difference]: With dead ends: 35346 [2020-12-23 03:44:37,213 INFO L226 Difference]: Without dead ends: 16657 [2020-12-23 03:44:37,227 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 03:44:37,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16657 states. [2020-12-23 03:44:37,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16657 to 13699. [2020-12-23 03:44:37,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13699 states. [2020-12-23 03:44:37,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13699 states to 13699 states and 15326 transitions. [2020-12-23 03:44:37,465 INFO L78 Accepts]: Start accepts. Automaton has 13699 states and 15326 transitions. Word has length 514 [2020-12-23 03:44:37,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:37,466 INFO L481 AbstractCegarLoop]: Abstraction has 13699 states and 15326 transitions. [2020-12-23 03:44:37,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 13699 states and 15326 transitions. [2020-12-23 03:44:37,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 536 [2020-12-23 03:44:37,497 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:37,498 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, 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, 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, 1, 1, 1, 1, 1, 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 03:44:37,498 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-23 03:44:37,498 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:37,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:37,499 INFO L82 PathProgramCache]: Analyzing trace with hash -584826003, now seen corresponding path program 1 times [2020-12-23 03:44:37,499 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:37,499 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054522506] [2020-12-23 03:44:37,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:37,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 755 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2020-12-23 03:44:38,102 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054522506] [2020-12-23 03:44:38,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:38,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:44:38,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677531600] [2020-12-23 03:44:38,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:44:38,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:38,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:44:38,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:44:38,105 INFO L87 Difference]: Start difference. First operand 13699 states and 15326 transitions. Second operand 4 states. [2020-12-23 03:44:40,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:40,215 INFO L93 Difference]: Finished difference Result 32752 states and 36708 transitions. [2020-12-23 03:44:40,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:44:40,215 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 535 [2020-12-23 03:44:40,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:40,241 INFO L225 Difference]: With dead ends: 32752 [2020-12-23 03:44:40,241 INFO L226 Difference]: Without dead ends: 18871 [2020-12-23 03:44:40,254 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 03:44:40,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18871 states. [2020-12-23 03:44:40,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18871 to 13514. [2020-12-23 03:44:40,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13514 states. [2020-12-23 03:44:40,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13514 states to 13514 states and 15137 transitions. [2020-12-23 03:44:40,471 INFO L78 Accepts]: Start accepts. Automaton has 13514 states and 15137 transitions. Word has length 535 [2020-12-23 03:44:40,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:40,472 INFO L481 AbstractCegarLoop]: Abstraction has 13514 states and 15137 transitions. [2020-12-23 03:44:40,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:44:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 13514 states and 15137 transitions. [2020-12-23 03:44:40,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2020-12-23 03:44:40,491 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:40,491 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, 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, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:40,492 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-23 03:44:40,492 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:40,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:40,492 INFO L82 PathProgramCache]: Analyzing trace with hash -861206840, now seen corresponding path program 1 times [2020-12-23 03:44:40,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:40,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805737313] [2020-12-23 03:44:40,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:41,097 INFO L134 CoverageAnalysis]: Checked inductivity of 829 backedges. 705 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-12-23 03:44:41,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805737313] [2020-12-23 03:44:41,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:41,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:44:41,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732594288] [2020-12-23 03:44:41,098 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:44:41,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:41,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:44:41,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:44:41,099 INFO L87 Difference]: Start difference. First operand 13514 states and 15137 transitions. Second operand 4 states. [2020-12-23 03:44:43,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:43,290 INFO L93 Difference]: Finished difference Result 32197 states and 36051 transitions. [2020-12-23 03:44:43,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:44:43,290 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 561 [2020-12-23 03:44:43,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:43,307 INFO L225 Difference]: With dead ends: 32197 [2020-12-23 03:44:43,307 INFO L226 Difference]: Without dead ends: 18869 [2020-12-23 03:44:43,318 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 03:44:43,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18869 states. [2020-12-23 03:44:43,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18869 to 15178. [2020-12-23 03:44:43,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15178 states. [2020-12-23 03:44:43,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15178 states to 15178 states and 16932 transitions. [2020-12-23 03:44:43,502 INFO L78 Accepts]: Start accepts. Automaton has 15178 states and 16932 transitions. Word has length 561 [2020-12-23 03:44:43,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:43,502 INFO L481 AbstractCegarLoop]: Abstraction has 15178 states and 16932 transitions. [2020-12-23 03:44:43,502 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:44:43,503 INFO L276 IsEmpty]: Start isEmpty. Operand 15178 states and 16932 transitions. [2020-12-23 03:44:43,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2020-12-23 03:44:43,514 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:43,514 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 03:44:43,514 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-23 03:44:43,515 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:43,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:43,515 INFO L82 PathProgramCache]: Analyzing trace with hash 922624536, now seen corresponding path program 1 times [2020-12-23 03:44:43,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:43,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333213789] [2020-12-23 03:44:43,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:43,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:44,023 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 637 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2020-12-23 03:44:44,023 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333213789] [2020-12-23 03:44:44,023 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:44,024 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:44,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646237967] [2020-12-23 03:44:44,025 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:44,025 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:44,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:44,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:44,026 INFO L87 Difference]: Start difference. First operand 15178 states and 16932 transitions. Second operand 3 states. [2020-12-23 03:44:45,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:45,151 INFO L93 Difference]: Finished difference Result 29984 states and 33482 transitions. [2020-12-23 03:44:45,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:45,151 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 577 [2020-12-23 03:44:45,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:45,164 INFO L225 Difference]: With dead ends: 29984 [2020-12-23 03:44:45,165 INFO L226 Difference]: Without dead ends: 14992 [2020-12-23 03:44:45,175 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 03:44:45,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14992 states. [2020-12-23 03:44:45,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14992 to 14072. [2020-12-23 03:44:45,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14072 states. [2020-12-23 03:44:45,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14072 states to 14072 states and 15648 transitions. [2020-12-23 03:44:45,318 INFO L78 Accepts]: Start accepts. Automaton has 14072 states and 15648 transitions. Word has length 577 [2020-12-23 03:44:45,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:45,318 INFO L481 AbstractCegarLoop]: Abstraction has 14072 states and 15648 transitions. [2020-12-23 03:44:45,318 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:45,318 INFO L276 IsEmpty]: Start isEmpty. Operand 14072 states and 15648 transitions. [2020-12-23 03:44:45,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 603 [2020-12-23 03:44:45,329 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:45,330 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, 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, 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, 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 03:44:45,330 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-23 03:44:45,330 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:45,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:45,331 INFO L82 PathProgramCache]: Analyzing trace with hash 802140522, now seen corresponding path program 1 times [2020-12-23 03:44:45,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:45,331 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586600758] [2020-12-23 03:44:45,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:45,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:45,939 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2020-12-23 03:44:45,940 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586600758] [2020-12-23 03:44:45,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:45,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:44:45,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967386418] [2020-12-23 03:44:45,941 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:45,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:45,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:45,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:45,942 INFO L87 Difference]: Start difference. First operand 14072 states and 15648 transitions. Second operand 3 states. [2020-12-23 03:44:46,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:46,592 INFO L93 Difference]: Finished difference Result 27581 states and 30685 transitions. [2020-12-23 03:44:46,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:46,593 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 602 [2020-12-23 03:44:46,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:46,604 INFO L225 Difference]: With dead ends: 27581 [2020-12-23 03:44:46,604 INFO L226 Difference]: Without dead ends: 13695 [2020-12-23 03:44:46,612 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 03:44:46,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13695 states. [2020-12-23 03:44:46,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13695 to 13691. [2020-12-23 03:44:46,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13691 states. [2020-12-23 03:44:46,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13691 states to 13691 states and 15215 transitions. [2020-12-23 03:44:46,764 INFO L78 Accepts]: Start accepts. Automaton has 13691 states and 15215 transitions. Word has length 602 [2020-12-23 03:44:46,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:46,764 INFO L481 AbstractCegarLoop]: Abstraction has 13691 states and 15215 transitions. [2020-12-23 03:44:46,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 13691 states and 15215 transitions. [2020-12-23 03:44:46,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 627 [2020-12-23 03:44:46,775 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:46,776 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, 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, 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, 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] [2020-12-23 03:44:46,776 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-23 03:44:46,776 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:46,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:46,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1165858962, now seen corresponding path program 1 times [2020-12-23 03:44:46,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:46,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457483385] [2020-12-23 03:44:46,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:46,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 621 proven. 154 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-23 03:44:47,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457483385] [2020-12-23 03:44:47,742 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661893744] [2020-12-23 03:44:47,742 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 03:44:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:47,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 03:44:48,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:44:49,060 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 775 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2020-12-23 03:44:49,061 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:44:49,061 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 03:44:49,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138943859] [2020-12-23 03:44:49,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:49,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:49,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:49,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:44:49,064 INFO L87 Difference]: Start difference. First operand 13691 states and 15215 transitions. Second operand 3 states. [2020-12-23 03:44:50,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:50,258 INFO L93 Difference]: Finished difference Result 26472 states and 29425 transitions. [2020-12-23 03:44:50,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:50,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 626 [2020-12-23 03:44:50,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:50,277 INFO L225 Difference]: With dead ends: 26472 [2020-12-23 03:44:50,277 INFO L226 Difference]: Without dead ends: 12967 [2020-12-23 03:44:50,285 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 629 GetRequests, 625 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:44:50,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12967 states. [2020-12-23 03:44:50,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12967 to 12217. [2020-12-23 03:44:50,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12217 states. [2020-12-23 03:44:50,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12217 states to 12217 states and 13486 transitions. [2020-12-23 03:44:50,398 INFO L78 Accepts]: Start accepts. Automaton has 12217 states and 13486 transitions. Word has length 626 [2020-12-23 03:44:50,398 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:50,398 INFO L481 AbstractCegarLoop]: Abstraction has 12217 states and 13486 transitions. [2020-12-23 03:44:50,398 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:50,398 INFO L276 IsEmpty]: Start isEmpty. Operand 12217 states and 13486 transitions. [2020-12-23 03:44:50,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2020-12-23 03:44:50,412 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:50,413 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, 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, 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, 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] [2020-12-23 03:44:50,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:44:50,628 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:50,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:50,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1717664100, now seen corresponding path program 1 times [2020-12-23 03:44:50,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:50,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004441336] [2020-12-23 03:44:50,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:51,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 876 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-23 03:44:51,181 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004441336] [2020-12-23 03:44:51,181 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:51,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:51,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451903977] [2020-12-23 03:44:51,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:51,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:51,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:51,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:51,183 INFO L87 Difference]: Start difference. First operand 12217 states and 13486 transitions. Second operand 3 states. [2020-12-23 03:44:52,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:52,498 INFO L93 Difference]: Finished difference Result 27376 states and 30239 transitions. [2020-12-23 03:44:52,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:52,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 645 [2020-12-23 03:44:52,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:52,514 INFO L225 Difference]: With dead ends: 27376 [2020-12-23 03:44:52,514 INFO L226 Difference]: Without dead ends: 15345 [2020-12-23 03:44:52,523 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 03:44:52,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15345 states. [2020-12-23 03:44:52,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15345 to 13871. [2020-12-23 03:44:52,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13871 states. [2020-12-23 03:44:52,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13871 states to 13871 states and 15281 transitions. [2020-12-23 03:44:52,653 INFO L78 Accepts]: Start accepts. Automaton has 13871 states and 15281 transitions. Word has length 645 [2020-12-23 03:44:52,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:52,654 INFO L481 AbstractCegarLoop]: Abstraction has 13871 states and 15281 transitions. [2020-12-23 03:44:52,654 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:52,654 INFO L276 IsEmpty]: Start isEmpty. Operand 13871 states and 15281 transitions. [2020-12-23 03:44:52,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2020-12-23 03:44:52,668 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:52,668 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, 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, 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, 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] [2020-12-23 03:44:52,668 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-23 03:44:52,669 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:52,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:52,669 INFO L82 PathProgramCache]: Analyzing trace with hash -1198800803, now seen corresponding path program 1 times [2020-12-23 03:44:52,669 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:52,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959583283] [2020-12-23 03:44:52,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:53,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1343 backedges. 1049 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-12-23 03:44:53,635 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959583283] [2020-12-23 03:44:53,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:53,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:53,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276462979] [2020-12-23 03:44:53,636 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:44:53,636 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:53,637 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:44:53,637 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:44:53,637 INFO L87 Difference]: Start difference. First operand 13871 states and 15281 transitions. Second operand 4 states. [2020-12-23 03:44:55,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:55,577 INFO L93 Difference]: Finished difference Result 29957 states and 32966 transitions. [2020-12-23 03:44:55,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:44:55,578 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 680 [2020-12-23 03:44:55,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:55,594 INFO L225 Difference]: With dead ends: 29957 [2020-12-23 03:44:55,595 INFO L226 Difference]: Without dead ends: 16272 [2020-12-23 03:44:55,603 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 03:44:55,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16272 states. [2020-12-23 03:44:55,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16272 to 13871. [2020-12-23 03:44:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13871 states. [2020-12-23 03:44:55,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13871 states to 13871 states and 15281 transitions. [2020-12-23 03:44:55,792 INFO L78 Accepts]: Start accepts. Automaton has 13871 states and 15281 transitions. Word has length 680 [2020-12-23 03:44:55,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:55,793 INFO L481 AbstractCegarLoop]: Abstraction has 13871 states and 15281 transitions. [2020-12-23 03:44:55,793 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:44:55,793 INFO L276 IsEmpty]: Start isEmpty. Operand 13871 states and 15281 transitions. [2020-12-23 03:44:55,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 695 [2020-12-23 03:44:55,803 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:55,804 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 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] [2020-12-23 03:44:55,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-23 03:44:55,804 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:55,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:55,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1912494515, now seen corresponding path program 1 times [2020-12-23 03:44:55,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:55,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120269795] [2020-12-23 03:44:55,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 1034 proven. 0 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2020-12-23 03:44:56,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120269795] [2020-12-23 03:44:56,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:56,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:56,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947078671] [2020-12-23 03:44:56,269 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:56,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:56,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:56,269 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:56,269 INFO L87 Difference]: Start difference. First operand 13871 states and 15281 transitions. Second operand 3 states. [2020-12-23 03:44:57,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:57,507 INFO L93 Difference]: Finished difference Result 28844 states and 31766 transitions. [2020-12-23 03:44:57,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:57,508 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 694 [2020-12-23 03:44:57,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:57,520 INFO L225 Difference]: With dead ends: 28844 [2020-12-23 03:44:57,521 INFO L226 Difference]: Without dead ends: 15159 [2020-12-23 03:44:57,528 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 03:44:57,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15159 states. [2020-12-23 03:44:57,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15159 to 14790. [2020-12-23 03:44:57,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14790 states. [2020-12-23 03:44:57,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14790 states to 14790 states and 16222 transitions. [2020-12-23 03:44:57,751 INFO L78 Accepts]: Start accepts. Automaton has 14790 states and 16222 transitions. Word has length 694 [2020-12-23 03:44:57,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:57,752 INFO L481 AbstractCegarLoop]: Abstraction has 14790 states and 16222 transitions. [2020-12-23 03:44:57,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:57,752 INFO L276 IsEmpty]: Start isEmpty. Operand 14790 states and 16222 transitions. [2020-12-23 03:44:57,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 713 [2020-12-23 03:44:57,769 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:57,770 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, 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, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-23 03:44:57,770 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-23 03:44:57,770 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:57,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:57,771 INFO L82 PathProgramCache]: Analyzing trace with hash -507910000, now seen corresponding path program 1 times [2020-12-23 03:44:57,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:57,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046776314] [2020-12-23 03:44:57,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:44:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:44:58,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1417 backedges. 1027 proven. 0 refuted. 0 times theorem prover too weak. 390 trivial. 0 not checked. [2020-12-23 03:44:58,407 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046776314] [2020-12-23 03:44:58,407 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:44:58,407 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:44:58,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136836513] [2020-12-23 03:44:58,408 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:44:58,408 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:44:58,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:44:58,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:44:58,409 INFO L87 Difference]: Start difference. First operand 14790 states and 16222 transitions. Second operand 3 states. [2020-12-23 03:44:59,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:44:59,768 INFO L93 Difference]: Finished difference Result 30866 states and 33914 transitions. [2020-12-23 03:44:59,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:44:59,768 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 712 [2020-12-23 03:44:59,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:44:59,785 INFO L225 Difference]: With dead ends: 30866 [2020-12-23 03:44:59,785 INFO L226 Difference]: Without dead ends: 16261 [2020-12-23 03:44:59,792 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 03:44:59,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16261 states. [2020-12-23 03:44:59,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16261 to 16076. [2020-12-23 03:44:59,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16076 states. [2020-12-23 03:44:59,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16076 states to 16076 states and 17422 transitions. [2020-12-23 03:44:59,943 INFO L78 Accepts]: Start accepts. Automaton has 16076 states and 17422 transitions. Word has length 712 [2020-12-23 03:44:59,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:44:59,944 INFO L481 AbstractCegarLoop]: Abstraction has 16076 states and 17422 transitions. [2020-12-23 03:44:59,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:44:59,944 INFO L276 IsEmpty]: Start isEmpty. Operand 16076 states and 17422 transitions. [2020-12-23 03:44:59,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 717 [2020-12-23 03:44:59,957 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:44:59,958 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, 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, 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, 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] [2020-12-23 03:44:59,958 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-23 03:44:59,958 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:44:59,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:44:59,959 INFO L82 PathProgramCache]: Analyzing trace with hash 1422929300, now seen corresponding path program 1 times [2020-12-23 03:44:59,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:44:59,959 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800829218] [2020-12-23 03:44:59,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:45:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 1328 backedges. 890 proven. 228 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-12-23 03:45:01,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800829218] [2020-12-23 03:45:01,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [367572734] [2020-12-23 03:45:01,417 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 03:45:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:01,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 03:45:01,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:45:02,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1328 backedges. 994 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2020-12-23 03:45:02,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:45:02,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2020-12-23 03:45:02,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954790386] [2020-12-23 03:45:02,770 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:45:02,770 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:45:02,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:45:02,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-12-23 03:45:02,771 INFO L87 Difference]: Start difference. First operand 16076 states and 17422 transitions. Second operand 3 states. [2020-12-23 03:45:03,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:45:03,916 INFO L93 Difference]: Finished difference Result 32711 states and 35450 transitions. [2020-12-23 03:45:03,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:45:03,917 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 716 [2020-12-23 03:45:03,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:45:03,938 INFO L225 Difference]: With dead ends: 32711 [2020-12-23 03:45:03,938 INFO L226 Difference]: Without dead ends: 16637 [2020-12-23 03:45:03,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 725 GetRequests, 718 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-12-23 03:45:03,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16637 states. [2020-12-23 03:45:04,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16637 to 16634. [2020-12-23 03:45:04,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16634 states. [2020-12-23 03:45:04,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16634 states to 16634 states and 17889 transitions. [2020-12-23 03:45:04,166 INFO L78 Accepts]: Start accepts. Automaton has 16634 states and 17889 transitions. Word has length 716 [2020-12-23 03:45:04,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:45:04,167 INFO L481 AbstractCegarLoop]: Abstraction has 16634 states and 17889 transitions. [2020-12-23 03:45:04,167 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:45:04,167 INFO L276 IsEmpty]: Start isEmpty. Operand 16634 states and 17889 transitions. [2020-12-23 03:45:04,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 726 [2020-12-23 03:45:04,180 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:45:04,180 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, 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, 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, 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] [2020-12-23 03:45:04,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2020-12-23 03:45:04,392 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:45:04,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:45:04,393 INFO L82 PathProgramCache]: Analyzing trace with hash 737170325, now seen corresponding path program 1 times [2020-12-23 03:45:04,393 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:45:04,393 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925872232] [2020-12-23 03:45:04,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:45:04,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:05,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1379 backedges. 954 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2020-12-23 03:45:05,062 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925872232] [2020-12-23 03:45:05,063 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:45:05,063 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:45:05,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813514951] [2020-12-23 03:45:05,064 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:45:05,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:45:05,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:45:05,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:45:05,065 INFO L87 Difference]: Start difference. First operand 16634 states and 17889 transitions. Second operand 4 states. [2020-12-23 03:45:07,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:45:07,040 INFO L93 Difference]: Finished difference Result 35662 states and 38381 transitions. [2020-12-23 03:45:07,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:45:07,041 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 725 [2020-12-23 03:45:07,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:45:07,058 INFO L225 Difference]: With dead ends: 35662 [2020-12-23 03:45:07,059 INFO L226 Difference]: Without dead ends: 19214 [2020-12-23 03:45:07,068 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 03:45:07,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19214 states. [2020-12-23 03:45:07,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19214 to 17738. [2020-12-23 03:45:07,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17738 states. [2020-12-23 03:45:07,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17738 states to 17738 states and 19039 transitions. [2020-12-23 03:45:07,246 INFO L78 Accepts]: Start accepts. Automaton has 17738 states and 19039 transitions. Word has length 725 [2020-12-23 03:45:07,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:45:07,246 INFO L481 AbstractCegarLoop]: Abstraction has 17738 states and 19039 transitions. [2020-12-23 03:45:07,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:45:07,246 INFO L276 IsEmpty]: Start isEmpty. Operand 17738 states and 19039 transitions. [2020-12-23 03:45:07,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 764 [2020-12-23 03:45:07,260 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:45:07,261 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, 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, 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, 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, 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 03:45:07,261 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-23 03:45:07,261 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:45:07,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:45:07,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1456791539, now seen corresponding path program 1 times [2020-12-23 03:45:07,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:45:07,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462746252] [2020-12-23 03:45:07,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:45:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:08,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 648 proven. 554 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2020-12-23 03:45:08,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462746252] [2020-12-23 03:45:08,124 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1692797859] [2020-12-23 03:45:08,124 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 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 03:45:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:08,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-23 03:45:08,411 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:45:09,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 1027 proven. 0 refuted. 0 times theorem prover too weak. 379 trivial. 0 not checked. [2020-12-23 03:45:09,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:45:09,391 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2020-12-23 03:45:09,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561816512] [2020-12-23 03:45:09,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:45:09,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:45:09,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:45:09,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:45:09,392 INFO L87 Difference]: Start difference. First operand 17738 states and 19039 transitions. Second operand 3 states. [2020-12-23 03:45:10,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:45:10,543 INFO L93 Difference]: Finished difference Result 35483 states and 38089 transitions. [2020-12-23 03:45:10,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:45:10,543 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 763 [2020-12-23 03:45:10,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:45:10,564 INFO L225 Difference]: With dead ends: 35483 [2020-12-23 03:45:10,565 INFO L226 Difference]: Without dead ends: 18299 [2020-12-23 03:45:10,577 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 766 GetRequests, 762 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 03:45:10,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18299 states. [2020-12-23 03:45:10,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18299 to 18108. [2020-12-23 03:45:10,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18108 states. [2020-12-23 03:45:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18108 states to 18108 states and 19416 transitions. [2020-12-23 03:45:10,749 INFO L78 Accepts]: Start accepts. Automaton has 18108 states and 19416 transitions. Word has length 763 [2020-12-23 03:45:10,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:45:10,750 INFO L481 AbstractCegarLoop]: Abstraction has 18108 states and 19416 transitions. [2020-12-23 03:45:10,750 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:45:10,750 INFO L276 IsEmpty]: Start isEmpty. Operand 18108 states and 19416 transitions. [2020-12-23 03:45:10,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2020-12-23 03:45:10,765 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:45:10,765 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:45:10,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2020-12-23 03:45:10,967 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:45:10,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:45:10,968 INFO L82 PathProgramCache]: Analyzing trace with hash 410572850, now seen corresponding path program 1 times [2020-12-23 03:45:10,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:45:10,968 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642740916] [2020-12-23 03:45:10,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:45:11,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:11,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1901 backedges. 1336 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2020-12-23 03:45:11,615 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642740916] [2020-12-23 03:45:11,615 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:45:11,615 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:45:11,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964980899] [2020-12-23 03:45:11,616 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:45:11,616 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:45:11,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:45:11,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:45:11,616 INFO L87 Difference]: Start difference. First operand 18108 states and 19416 transitions. Second operand 3 states. [2020-12-23 03:45:12,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:45:12,721 INFO L93 Difference]: Finished difference Result 33638 states and 36065 transitions. [2020-12-23 03:45:12,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:45:12,721 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 787 [2020-12-23 03:45:12,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:45:12,737 INFO L225 Difference]: With dead ends: 33638 [2020-12-23 03:45:12,738 INFO L226 Difference]: Without dead ends: 15900 [2020-12-23 03:45:12,748 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 03:45:12,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15900 states. [2020-12-23 03:45:12,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15900 to 12206. [2020-12-23 03:45:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12206 states. [2020-12-23 03:45:12,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12206 states to 12206 states and 13072 transitions. [2020-12-23 03:45:12,886 INFO L78 Accepts]: Start accepts. Automaton has 12206 states and 13072 transitions. Word has length 787 [2020-12-23 03:45:12,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:45:12,887 INFO L481 AbstractCegarLoop]: Abstraction has 12206 states and 13072 transitions. [2020-12-23 03:45:12,887 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:45:12,887 INFO L276 IsEmpty]: Start isEmpty. Operand 12206 states and 13072 transitions. [2020-12-23 03:45:12,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 993 [2020-12-23 03:45:12,905 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:45:12,905 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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, 4, 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] [2020-12-23 03:45:12,906 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-23 03:45:12,906 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:45:12,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:45:12,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1480013504, now seen corresponding path program 1 times [2020-12-23 03:45:12,907 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:45:12,907 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438477027] [2020-12-23 03:45:12,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:45:12,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:13,922 INFO L134 CoverageAnalysis]: Checked inductivity of 3188 backedges. 1813 proven. 0 refuted. 0 times theorem prover too weak. 1375 trivial. 0 not checked. [2020-12-23 03:45:13,922 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438477027] [2020-12-23 03:45:13,922 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:45:13,922 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:45:13,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748178020] [2020-12-23 03:45:13,923 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:45:13,923 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:45:13,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:45:13,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:45:13,924 INFO L87 Difference]: Start difference. First operand 12206 states and 13072 transitions. Second operand 3 states. [2020-12-23 03:45:14,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:45:14,563 INFO L93 Difference]: Finished difference Result 23116 states and 24771 transitions. [2020-12-23 03:45:14,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:45:14,564 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 992 [2020-12-23 03:45:14,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:45:14,574 INFO L225 Difference]: With dead ends: 23116 [2020-12-23 03:45:14,574 INFO L226 Difference]: Without dead ends: 11464 [2020-12-23 03:45:14,579 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 03:45:14,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11464 states. [2020-12-23 03:45:14,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11464 to 11092. [2020-12-23 03:45:14,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11092 states. [2020-12-23 03:45:14,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11092 states to 11092 states and 11885 transitions. [2020-12-23 03:45:14,677 INFO L78 Accepts]: Start accepts. Automaton has 11092 states and 11885 transitions. Word has length 992 [2020-12-23 03:45:14,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:45:14,677 INFO L481 AbstractCegarLoop]: Abstraction has 11092 states and 11885 transitions. [2020-12-23 03:45:14,678 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:45:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 11092 states and 11885 transitions. [2020-12-23 03:45:14,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1086 [2020-12-23 03:45:14,694 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:45:14,695 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2020-12-23 03:45:14,695 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-12-23 03:45:14,695 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:45:14,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:45:14,696 INFO L82 PathProgramCache]: Analyzing trace with hash -1772042108, now seen corresponding path program 1 times [2020-12-23 03:45:14,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:45:14,696 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829122805] [2020-12-23 03:45:14,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:45:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:15,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3964 backedges. 2127 proven. 0 refuted. 0 times theorem prover too weak. 1837 trivial. 0 not checked. [2020-12-23 03:45:15,729 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829122805] [2020-12-23 03:45:15,729 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:45:15,729 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:45:15,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903215160] [2020-12-23 03:45:15,730 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:45:15,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:45:15,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:45:15,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:45:15,731 INFO L87 Difference]: Start difference. First operand 11092 states and 11885 transitions. Second operand 4 states. [2020-12-23 03:45:17,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:45:17,611 INFO L93 Difference]: Finished difference Result 24954 states and 26714 transitions. [2020-12-23 03:45:17,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:45:17,612 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1085 [2020-12-23 03:45:17,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:45:17,622 INFO L225 Difference]: With dead ends: 24954 [2020-12-23 03:45:17,622 INFO L226 Difference]: Without dead ends: 14416 [2020-12-23 03:45:17,627 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 03:45:17,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14416 states. [2020-12-23 03:45:17,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14416 to 11642. [2020-12-23 03:45:17,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11642 states. [2020-12-23 03:45:17,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11642 states to 11642 states and 12484 transitions. [2020-12-23 03:45:17,729 INFO L78 Accepts]: Start accepts. Automaton has 11642 states and 12484 transitions. Word has length 1085 [2020-12-23 03:45:17,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:45:17,730 INFO L481 AbstractCegarLoop]: Abstraction has 11642 states and 12484 transitions. [2020-12-23 03:45:17,730 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:45:17,730 INFO L276 IsEmpty]: Start isEmpty. Operand 11642 states and 12484 transitions. [2020-12-23 03:45:17,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1200 [2020-12-23 03:45:17,744 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:45:17,745 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 6, 6, 6, 6, 6, 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, 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, 1, 1, 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 03:45:17,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-12-23 03:45:17,745 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:45:17,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:45:17,746 INFO L82 PathProgramCache]: Analyzing trace with hash -1605927243, now seen corresponding path program 1 times [2020-12-23 03:45:17,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:45:17,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795978380] [2020-12-23 03:45:17,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:45:17,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:19,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4210 backedges. 2607 proven. 0 refuted. 0 times theorem prover too weak. 1603 trivial. 0 not checked. [2020-12-23 03:45:19,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795978380] [2020-12-23 03:45:19,066 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:45:19,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:45:19,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118761703] [2020-12-23 03:45:19,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:45:19,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:45:19,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:45:19,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:45:19,068 INFO L87 Difference]: Start difference. First operand 11642 states and 12484 transitions. Second operand 3 states. [2020-12-23 03:45:20,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:45:20,259 INFO L93 Difference]: Finished difference Result 24017 states and 25782 transitions. [2020-12-23 03:45:20,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:45:20,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1199 [2020-12-23 03:45:20,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:45:20,273 INFO L225 Difference]: With dead ends: 24017 [2020-12-23 03:45:20,273 INFO L226 Difference]: Without dead ends: 12929 [2020-12-23 03:45:20,278 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 03:45:20,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12929 states. [2020-12-23 03:45:20,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12929 to 10343. [2020-12-23 03:45:20,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10343 states. [2020-12-23 03:45:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10343 states to 10343 states and 11105 transitions. [2020-12-23 03:45:20,422 INFO L78 Accepts]: Start accepts. Automaton has 10343 states and 11105 transitions. Word has length 1199 [2020-12-23 03:45:20,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:45:20,422 INFO L481 AbstractCegarLoop]: Abstraction has 10343 states and 11105 transitions. [2020-12-23 03:45:20,422 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:45:20,422 INFO L276 IsEmpty]: Start isEmpty. Operand 10343 states and 11105 transitions. [2020-12-23 03:45:20,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1247 [2020-12-23 03:45:20,436 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:45:20,437 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2020-12-23 03:45:20,437 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-12-23 03:45:20,437 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:45:20,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:45:20,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1200095946, now seen corresponding path program 1 times [2020-12-23 03:45:20,438 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:45:20,438 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454311416] [2020-12-23 03:45:20,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:45:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:45:21,612 INFO L134 CoverageAnalysis]: Checked inductivity of 5038 backedges. 3161 proven. 0 refuted. 0 times theorem prover too weak. 1877 trivial. 0 not checked. [2020-12-23 03:45:21,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454311416] [2020-12-23 03:45:21,612 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:45:21,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:45:21,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224191459] [2020-12-23 03:45:21,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:45:21,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:45:21,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:45:21,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:45:21,614 INFO L87 Difference]: Start difference. First operand 10343 states and 11105 transitions. Second operand 4 states. [2020-12-23 03:45:23,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:45:23,409 INFO L93 Difference]: Finished difference Result 17918 states and 19142 transitions. [2020-12-23 03:45:23,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:45:23,411 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1246 [2020-12-23 03:45:23,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:45:23,411 INFO L225 Difference]: With dead ends: 17918 [2020-12-23 03:45:23,412 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 03:45:23,418 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 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 03:45:23,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 03:45:23,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 03:45:23,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 03:45:23,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 03:45:23,419 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1246 [2020-12-23 03:45:23,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:45:23,420 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 03:45:23,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:45:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 03:45:23,420 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 03:45:23,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-12-23 03:45:23,423 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 03:45:24,658 WARN L197 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 641 DAG size of output: 415 [2020-12-23 03:45:25,437 WARN L197 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 641 DAG size of output: 415 [2020-12-23 03:45:29,333 WARN L197 SmtUtils]: Spent 3.88 s on a formula simplification. DAG size of input: 367 DAG size of output: 111 [2020-12-23 03:45:33,260 WARN L197 SmtUtils]: Spent 3.92 s on a formula simplification. DAG size of input: 367 DAG size of output: 111 [2020-12-23 03:45:33,265 INFO L189 CegarLoopUtils]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-12-23 03:45:33,265 INFO L189 CegarLoopUtils]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,265 INFO L189 CegarLoopUtils]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-12-23 03:45:33,265 INFO L189 CegarLoopUtils]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,265 INFO L189 CegarLoopUtils]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,265 INFO L189 CegarLoopUtils]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,266 INFO L189 CegarLoopUtils]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,266 INFO L189 CegarLoopUtils]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,266 INFO L189 CegarLoopUtils]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,266 INFO L189 CegarLoopUtils]: For program point L169(line 169) no Hoare annotation was computed. [2020-12-23 03:45:33,266 INFO L189 CegarLoopUtils]: For program point L103(line 103) no Hoare annotation was computed. [2020-12-23 03:45:33,266 INFO L189 CegarLoopUtils]: For program point L37(line 37) no Hoare annotation was computed. [2020-12-23 03:45:33,266 INFO L189 CegarLoopUtils]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,267 INFO L189 CegarLoopUtils]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,267 INFO L189 CegarLoopUtils]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,267 INFO L189 CegarLoopUtils]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,267 INFO L189 CegarLoopUtils]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,267 INFO L189 CegarLoopUtils]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,267 INFO L189 CegarLoopUtils]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,268 INFO L189 CegarLoopUtils]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,268 INFO L189 CegarLoopUtils]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,268 INFO L189 CegarLoopUtils]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,268 INFO L189 CegarLoopUtils]: For program point L172(line 172) no Hoare annotation was computed. [2020-12-23 03:45:33,268 INFO L189 CegarLoopUtils]: For program point L106(line 106) no Hoare annotation was computed. [2020-12-23 03:45:33,268 INFO L189 CegarLoopUtils]: For program point L40(line 40) no Hoare annotation was computed. [2020-12-23 03:45:33,268 INFO L189 CegarLoopUtils]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L175(line 175) no Hoare annotation was computed. [2020-12-23 03:45:33,269 INFO L189 CegarLoopUtils]: For program point L109(line 109) no Hoare annotation was computed. [2020-12-23 03:45:33,270 INFO L189 CegarLoopUtils]: For program point L43(line 43) no Hoare annotation was computed. [2020-12-23 03:45:33,270 INFO L189 CegarLoopUtils]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,270 INFO L189 CegarLoopUtils]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,270 INFO L189 CegarLoopUtils]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,271 INFO L185 CegarLoopUtils]: At program point L1035(lines 32 1036) the Hoare annotation is: (let ((.cse16 (= ~a4~0 0)) (.cse18 (<= (+ ~a23~0 212) 0)) (.cse24 (<= (+ ~a29~0 320173) 0)) (.cse20 (<= ~a25~0 10)) (.cse2 (<= ~a23~0 138)) (.cse10 (<= ~a23~0 137)) (.cse15 (= ~a25~0 13)) (.cse5 (<= ~a29~0 276)) (.cse8 (<= ~a25~0 9)) (.cse17 (<= ~a29~0 140)) (.cse22 (<= ~a23~0 312)) (.cse7 (= ~a8~0 15)) (.cse4 (= ~a4~0 1))) (let ((.cse0 (or (and .cse16 .cse8 .cse18 .cse7 .cse24) (and .cse7 (or (and .cse20 .cse2 .cse4) (and .cse10 .cse15 .cse4 .cse5))) (and .cse8 .cse17 .cse22 .cse7 .cse4))) (.cse3 (= ~a25~0 10)) (.cse23 (< 306 ~a23~0)) (.cse14 (<= ~a23~0 600000)) (.cse12 (<= ~a29~0 310110)) (.cse25 (<= (+ ~a23~0 43) 0)) (.cse21 (<= (+ ~a23~0 55) 0)) (.cse11 (= ~a25~0 11)) (.cse6 (< 140 ~a29~0)) (.cse1 (<= ~a29~0 245)) (.cse9 (= ~a3~0 1)) (.cse19 (<= ~a29~0 130)) (.cse13 (= ~a25~0 12))) (or (and .cse0 (<= 130 ~a29~0) .cse1) (and .cse2 .cse3 .cse4 .cse5) (and (or (and .cse3 .cse6 .cse7 .cse1 .cse4) (and .cse8 .cse6 .cse7 .cse4 .cse5)) .cse9) (and .cse10 .cse3 .cse4) (and .cse2 .cse11 .cse4 .cse5) (and .cse6 .cse12 .cse7 .cse13 .cse14 .cse4 .cse9) (and .cse8 .cse0 .cse4) (and .cse15 .cse12 .cse7 .cse14 .cse4 .cse9) (and (or (and .cse11 .cse16 .cse17 .cse7 .cse9) (and .cse16 (or (and .cse3 .cse18 .cse19) (and .cse20 (<= (+ ~a23~0 599772) 0) .cse19 (not (= ~a25~0 9)))) .cse7 .cse9)) .cse21) (and .cse11 .cse6 .cse7 .cse14 .cse4 .cse9) (and .cse22 .cse7 .cse13 .cse4 .cse9) (and .cse20 .cse23 .cse6 .cse7 .cse14 .cse4 .cse9) (and .cse3 .cse7 .cse14 .cse4 .cse9) (and .cse16 .cse8 .cse24 .cse7 .cse25 .cse9) (and .cse16 .cse6 .cse7 .cse13 .cse9 .cse5) (and .cse23 .cse15 .cse7 .cse14 .cse4 .cse9) (and .cse16 .cse8 .cse6 .cse12 .cse7 .cse25 .cse9) (and .cse16 .cse24 .cse7 .cse13 .cse9 .cse21) (and .cse11 .cse10 .cse4) (and .cse15 .cse6 .cse7 .cse1 .cse4 .cse9) (and .cse10 .cse19 .cse13 .cse4)))) [2020-12-23 03:45:33,271 INFO L189 CegarLoopUtils]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,271 INFO L189 CegarLoopUtils]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-12-23 03:45:33,271 INFO L189 CegarLoopUtils]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-12-23 03:45:33,271 INFO L189 CegarLoopUtils]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,271 INFO L189 CegarLoopUtils]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,272 INFO L189 CegarLoopUtils]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,272 INFO L189 CegarLoopUtils]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,272 INFO L189 CegarLoopUtils]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,272 INFO L189 CegarLoopUtils]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,272 INFO L189 CegarLoopUtils]: For program point L178(line 178) no Hoare annotation was computed. [2020-12-23 03:45:33,272 INFO L189 CegarLoopUtils]: For program point L112(line 112) no Hoare annotation was computed. [2020-12-23 03:45:33,272 INFO L189 CegarLoopUtils]: For program point L46(line 46) no Hoare annotation was computed. [2020-12-23 03:45:33,272 INFO L192 CegarLoopUtils]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-12-23 03:45:33,272 INFO L189 CegarLoopUtils]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L181(line 181) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L115(line 115) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L49(line 49) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,273 INFO L189 CegarLoopUtils]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L184(line 184) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L118(line 118) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L52(line 52) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,274 INFO L185 CegarLoopUtils]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (let ((.cse16 (= ~a4~0 0)) (.cse18 (<= (+ ~a23~0 212) 0)) (.cse24 (<= (+ ~a29~0 320173) 0)) (.cse20 (<= ~a25~0 10)) (.cse2 (<= ~a23~0 138)) (.cse10 (<= ~a23~0 137)) (.cse15 (= ~a25~0 13)) (.cse5 (<= ~a29~0 276)) (.cse8 (<= ~a25~0 9)) (.cse17 (<= ~a29~0 140)) (.cse22 (<= ~a23~0 312)) (.cse7 (= ~a8~0 15)) (.cse4 (= ~a4~0 1))) (let ((.cse0 (or (and .cse16 .cse8 .cse18 .cse7 .cse24) (and .cse7 (or (and .cse20 .cse2 .cse4) (and .cse10 .cse15 .cse4 .cse5))) (and .cse8 .cse17 .cse22 .cse7 .cse4))) (.cse3 (= ~a25~0 10)) (.cse23 (< 306 ~a23~0)) (.cse14 (<= ~a23~0 600000)) (.cse12 (<= ~a29~0 310110)) (.cse25 (<= (+ ~a23~0 43) 0)) (.cse21 (<= (+ ~a23~0 55) 0)) (.cse11 (= ~a25~0 11)) (.cse6 (< 140 ~a29~0)) (.cse1 (<= ~a29~0 245)) (.cse9 (= ~a3~0 1)) (.cse19 (<= ~a29~0 130)) (.cse13 (= ~a25~0 12))) (or (and .cse0 (<= 130 ~a29~0) .cse1) (and .cse2 .cse3 .cse4 .cse5) (and (or (and .cse3 .cse6 .cse7 .cse1 .cse4) (and .cse8 .cse6 .cse7 .cse4 .cse5)) .cse9) (and .cse10 .cse3 .cse4) (and .cse2 .cse11 .cse4 .cse5) (and .cse6 .cse12 .cse7 .cse13 .cse14 .cse4 .cse9) (and .cse8 .cse0 .cse4) (and .cse15 .cse12 .cse7 .cse14 .cse4 .cse9) (and (or (and .cse11 .cse16 .cse17 .cse7 .cse9) (and .cse16 (or (and .cse3 .cse18 .cse19) (and .cse20 (<= (+ ~a23~0 599772) 0) .cse19 (not (= ~a25~0 9)))) .cse7 .cse9)) .cse21) (and .cse11 .cse6 .cse7 .cse14 .cse4 .cse9) (and .cse22 .cse7 .cse13 .cse4 .cse9) (and .cse20 .cse23 .cse6 .cse7 .cse14 .cse4 .cse9) (and .cse3 .cse7 .cse14 .cse4 .cse9) (and .cse16 .cse8 .cse24 .cse7 .cse25 .cse9) (and .cse16 .cse6 .cse7 .cse13 .cse9 .cse5) (and .cse23 .cse15 .cse7 .cse14 .cse4 .cse9) (and .cse16 .cse8 .cse6 .cse12 .cse7 .cse25 .cse9) (and .cse16 .cse24 .cse7 .cse13 .cse9 .cse21) (and .cse11 .cse10 .cse4) (and .cse15 .cse6 .cse7 .cse1 .cse4 .cse9) (and .cse10 .cse19 .cse13 .cse4)))) [2020-12-23 03:45:33,274 INFO L189 CegarLoopUtils]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L187(line 187) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L121(line 121) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L55(line 55) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-12-23 03:45:33,275 INFO L189 CegarLoopUtils]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L190(line 190) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L124(line 124) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L58(line 58) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,276 INFO L189 CegarLoopUtils]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L193(line 193) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L127(line 127) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L61(line 61) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,277 INFO L189 CegarLoopUtils]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L196(line 196) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L130(line 130) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L64(line 64) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 127) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,278 INFO L189 CegarLoopUtils]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L199(line 199) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L133(line 133) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L67(line 67) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-12-23 03:45:33,279 INFO L189 CegarLoopUtils]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L202(line 202) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L136(line 136) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L70(line 70) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L205(line 205) no Hoare annotation was computed. [2020-12-23 03:45:33,280 INFO L189 CegarLoopUtils]: For program point L139(line 139) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L73(line 73) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L208(line 208) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L142(line 142) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L76(line 76) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,281 INFO L189 CegarLoopUtils]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L211(line 211) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L145(line 145) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L79(line 79) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,282 INFO L189 CegarLoopUtils]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L148(line 148) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L82(line 82) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L151(line 151) no Hoare annotation was computed. [2020-12-23 03:45:33,283 INFO L189 CegarLoopUtils]: For program point L85(line 85) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L154(line 154) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L88(line 88) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,284 INFO L189 CegarLoopUtils]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L157(line 157) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L91(line 91) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-12-23 03:45:33,285 INFO L189 CegarLoopUtils]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point L160(line 160) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point L94(line 94) no Hoare annotation was computed. [2020-12-23 03:45:33,286 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L163(line 163) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L97(line 97) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,287 INFO L189 CegarLoopUtils]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,288 INFO L189 CegarLoopUtils]: For program point L166(line 166) no Hoare annotation was computed. [2020-12-23 03:45:33,289 INFO L189 CegarLoopUtils]: For program point L100(line 100) no Hoare annotation was computed. [2020-12-23 03:45:33,289 INFO L189 CegarLoopUtils]: For program point L34(line 34) no Hoare annotation was computed. [2020-12-23 03:45:33,289 INFO L189 CegarLoopUtils]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-12-23 03:45:33,324 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 03:45:33 BoogieIcfgContainer [2020-12-23 03:45:33,325 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 03:45:33,325 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 03:45:33,325 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 03:45:33,325 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 03:45:33,326 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:44:07" (3/4) ... [2020-12-23 03:45:33,329 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 03:45:33,359 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-23 03:45:33,361 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-23 03:45:33,363 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:45:33,365 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:45:33,536 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem11_label54.c-witness.graphml [2020-12-23 03:45:33,536 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 03:45:33,537 INFO L168 Benchmark]: Toolchain (without parser) took 88925.76 ms. Allocated memory was 164.6 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 136.0 MB in the beginning and 1.3 GB in the end (delta: -1.1 GB). Peak memory consumption was 830.0 MB. Max. memory is 8.0 GB. [2020-12-23 03:45:33,537 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 164.6 MB. Free memory is still 135.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 03:45:33,538 INFO L168 Benchmark]: CACSL2BoogieTranslator took 989.50 ms. Allocated memory is still 164.6 MB. Free memory was 135.7 MB in the beginning and 126.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 8.0 GB. [2020-12-23 03:45:33,538 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.62 ms. Allocated memory is still 164.6 MB. Free memory was 126.1 MB in the beginning and 109.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-12-23 03:45:33,538 INFO L168 Benchmark]: Boogie Preprocessor took 112.55 ms. Allocated memory is still 164.6 MB. Free memory was 109.3 MB in the beginning and 98.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2020-12-23 03:45:33,539 INFO L168 Benchmark]: RCFGBuilder took 1918.39 ms. Allocated memory was 164.6 MB in the beginning and 202.4 MB in the end (delta: 37.7 MB). Free memory was 98.8 MB in the beginning and 123.4 MB in the end (delta: -24.6 MB). Peak memory consumption was 72.0 MB. Max. memory is 8.0 GB. [2020-12-23 03:45:33,539 INFO L168 Benchmark]: TraceAbstraction took 85512.83 ms. Allocated memory was 202.4 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 123.4 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2020-12-23 03:45:33,540 INFO L168 Benchmark]: Witness Printer took 210.97 ms. Allocated memory is still 2.1 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. [2020-12-23 03:45:33,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 164.6 MB. Free memory is still 135.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 989.50 ms. Allocated memory is still 164.6 MB. Free memory was 135.7 MB in the beginning and 126.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 32.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 170.62 ms. Allocated memory is still 164.6 MB. Free memory was 126.1 MB in the beginning and 109.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 112.55 ms. Allocated memory is still 164.6 MB. Free memory was 109.3 MB in the beginning and 98.8 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1918.39 ms. Allocated memory was 164.6 MB in the beginning and 202.4 MB in the end (delta: 37.7 MB). Free memory was 98.8 MB in the beginning and 123.4 MB in the end (delta: -24.6 MB). Peak memory consumption was 72.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 85512.83 ms. Allocated memory was 202.4 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 123.4 MB in the beginning and 1.3 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. * Witness Printer took 210.97 ms. Allocated memory is still 2.1 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 127]: 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: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((a4 == 0 && a25 <= 9) && a23 + 212 <= 0) && a8 == 15) && a29 + 320173 <= 0) || (a8 == 15 && (((a25 <= 10 && a23 <= 138) && a4 == 1) || (((a23 <= 137 && a25 == 13) && a4 == 1) && a29 <= 276)))) || ((((a25 <= 9 && a29 <= 140) && a23 <= 312) && a8 == 15) && a4 == 1)) && 130 <= a29) && a29 <= 245) || (((a23 <= 138 && a25 == 10) && a4 == 1) && a29 <= 276)) || ((((((a25 == 10 && 140 < a29) && a8 == 15) && a29 <= 245) && a4 == 1) || ((((a25 <= 9 && 140 < a29) && a8 == 15) && a4 == 1) && a29 <= 276)) && a3 == 1)) || ((a23 <= 137 && a25 == 10) && a4 == 1)) || (((a23 <= 138 && a25 == 11) && a4 == 1) && a29 <= 276)) || ((((((140 < a29 && a29 <= 310110) && a8 == 15) && a25 == 12) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((a25 <= 9 && ((((((a4 == 0 && a25 <= 9) && a23 + 212 <= 0) && a8 == 15) && a29 + 320173 <= 0) || (a8 == 15 && (((a25 <= 10 && a23 <= 138) && a4 == 1) || (((a23 <= 137 && a25 == 13) && a4 == 1) && a29 <= 276)))) || ((((a25 <= 9 && a29 <= 140) && a23 <= 312) && a8 == 15) && a4 == 1))) && a4 == 1)) || (((((a25 == 13 && a29 <= 310110) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((((a25 == 11 && a4 == 0) && a29 <= 140) && a8 == 15) && a3 == 1) || (((a4 == 0 && (((a25 == 10 && a23 + 212 <= 0) && a29 <= 130) || (((a25 <= 10 && a23 + 599772 <= 0) && a29 <= 130) && !(a25 == 9)))) && a8 == 15) && a3 == 1)) && a23 + 55 <= 0)) || (((((a25 == 11 && 140 < a29) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((a23 <= 312 && a8 == 15) && a25 == 12) && a4 == 1) && a3 == 1)) || ((((((a25 <= 10 && 306 < a23) && 140 < a29) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((a25 == 10 && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || (((((a4 == 0 && a25 <= 9) && a29 + 320173 <= 0) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || (((((a4 == 0 && 140 < a29) && a8 == 15) && a25 == 12) && a3 == 1) && a29 <= 276)) || (((((306 < a23 && a25 == 13) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((((a4 == 0 && a25 <= 9) && 140 < a29) && a29 <= 310110) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || (((((a4 == 0 && a29 + 320173 <= 0) && a8 == 15) && a25 == 12) && a3 == 1) && a23 + 55 <= 0)) || ((a25 == 11 && a23 <= 137) && a4 == 1)) || (((((a25 == 13 && 140 < a29) && a8 == 15) && a29 <= 245) && a4 == 1) && a3 == 1)) || (((a23 <= 137 && a29 <= 130) && a25 == 12) && a4 == 1) - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((((((a4 == 0 && a25 <= 9) && a23 + 212 <= 0) && a8 == 15) && a29 + 320173 <= 0) || (a8 == 15 && (((a25 <= 10 && a23 <= 138) && a4 == 1) || (((a23 <= 137 && a25 == 13) && a4 == 1) && a29 <= 276)))) || ((((a25 <= 9 && a29 <= 140) && a23 <= 312) && a8 == 15) && a4 == 1)) && 130 <= a29) && a29 <= 245) || (((a23 <= 138 && a25 == 10) && a4 == 1) && a29 <= 276)) || ((((((a25 == 10 && 140 < a29) && a8 == 15) && a29 <= 245) && a4 == 1) || ((((a25 <= 9 && 140 < a29) && a8 == 15) && a4 == 1) && a29 <= 276)) && a3 == 1)) || ((a23 <= 137 && a25 == 10) && a4 == 1)) || (((a23 <= 138 && a25 == 11) && a4 == 1) && a29 <= 276)) || ((((((140 < a29 && a29 <= 310110) && a8 == 15) && a25 == 12) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((a25 <= 9 && ((((((a4 == 0 && a25 <= 9) && a23 + 212 <= 0) && a8 == 15) && a29 + 320173 <= 0) || (a8 == 15 && (((a25 <= 10 && a23 <= 138) && a4 == 1) || (((a23 <= 137 && a25 == 13) && a4 == 1) && a29 <= 276)))) || ((((a25 <= 9 && a29 <= 140) && a23 <= 312) && a8 == 15) && a4 == 1))) && a4 == 1)) || (((((a25 == 13 && a29 <= 310110) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((((a25 == 11 && a4 == 0) && a29 <= 140) && a8 == 15) && a3 == 1) || (((a4 == 0 && (((a25 == 10 && a23 + 212 <= 0) && a29 <= 130) || (((a25 <= 10 && a23 + 599772 <= 0) && a29 <= 130) && !(a25 == 9)))) && a8 == 15) && a3 == 1)) && a23 + 55 <= 0)) || (((((a25 == 11 && 140 < a29) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((a23 <= 312 && a8 == 15) && a25 == 12) && a4 == 1) && a3 == 1)) || ((((((a25 <= 10 && 306 < a23) && 140 < a29) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((a25 == 10 && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || (((((a4 == 0 && a25 <= 9) && a29 + 320173 <= 0) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || (((((a4 == 0 && 140 < a29) && a8 == 15) && a25 == 12) && a3 == 1) && a29 <= 276)) || (((((306 < a23 && a25 == 13) && a8 == 15) && a23 <= 600000) && a4 == 1) && a3 == 1)) || ((((((a4 == 0 && a25 <= 9) && 140 < a29) && a29 <= 310110) && a8 == 15) && a23 + 43 <= 0) && a3 == 1)) || (((((a4 == 0 && a29 + 320173 <= 0) && a8 == 15) && a25 == 12) && a3 == 1) && a23 + 55 <= 0)) || ((a25 == 11 && a23 <= 137) && a4 == 1)) || (((((a25 == 13 && 140 < a29) && a8 == 15) && a29 <= 245) && a4 == 1) && a3 == 1)) || (((a23 <= 137 && a29 <= 130) && a25 == 12) && a4 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 283 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 75.5s, OverallIterations: 32, TraceHistogramMax: 11, AutomataDifference: 46.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5284 SDtfs, 5426 SDslu, 728 SDs, 0 SdLazy, 21197 SolverSat, 3089 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 30.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2207 GetRequests, 2153 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21828occurred 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: 5.1s AutomataMinimizationTime, 32 MinimizatonAttempts, 43309 StatesRemovedByMinimization, 29 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 125 NumberOfFragments, 1089 HoareAnnotationTreeSize, 3 FomulaSimplifications, 278562 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 451738 FormulaSimplificationTreeSizeReductionInter, 7.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 18966 NumberOfCodeBlocks, 18966 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 18931 ConstructedInterpolants, 0 QuantifiedInterpolants, 28559594 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2700 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 35 InterpolantComputations, 32 PerfectInterpolantSequences, 38069/39005 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...