/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/Problem10_label59.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-dcfa08f [2020-12-23 03:38:11,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-23 03:38:11,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-23 03:38:11,939 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-23 03:38:11,939 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-23 03:38:11,941 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-23 03:38:11,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-23 03:38:11,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-23 03:38:11,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-23 03:38:11,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-23 03:38:11,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-23 03:38:11,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-23 03:38:11,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-23 03:38:11,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-23 03:38:11,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-23 03:38:11,956 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-23 03:38:11,958 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-23 03:38:11,959 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-23 03:38:11,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-23 03:38:11,975 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-23 03:38:11,977 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-23 03:38:11,979 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-23 03:38:11,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-23 03:38:11,981 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-23 03:38:11,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-12-23 03:38:11,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-23 03:38:11,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-23 03:38:11,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-23 03:38:11,998 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 03:38:12,026 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-23 03:38:12,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-23 03:38:12,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-23 03:38:12,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-23 03:38:12,028 INFO L138 SettingsManager]: * Use SBE=true [2020-12-23 03:38:12,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-23 03:38:12,029 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-23 03:38:12,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-23 03:38:12,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-23 03:38:12,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-23 03:38:12,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-23 03:38:12,030 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-23 03:38:12,030 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-23 03:38:12,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-23 03:38:12,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-23 03:38:12,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-23 03:38:12,031 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-23 03:38:12,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-23 03:38:12,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-23 03:38:12,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-23 03:38:12,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-23 03:38:12,032 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-12-23 03:38:12,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-23 03:38:12,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-23 03:38:12,032 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-23 03:38:12,032 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-12-23 03:38:12,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-23 03:38:12,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-23 03:38:12,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-23 03:38:12,471 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-23 03:38:12,471 INFO L275 PluginConnector]: CDTParser initialized [2020-12-23 03:38:12,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label59.c [2020-12-23 03:38:12,572 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e863ed05b/b44d255358fe4ace90d813fe9fa94113/FLAG2731efbe4 [2020-12-23 03:38:13,379 INFO L306 CDTParser]: Found 1 translation units. [2020-12-23 03:38:13,379 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label59.c [2020-12-23 03:38:13,397 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e863ed05b/b44d255358fe4ace90d813fe9fa94113/FLAG2731efbe4 [2020-12-23 03:38:13,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/e863ed05b/b44d255358fe4ace90d813fe9fa94113 [2020-12-23 03:38:13,632 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-23 03:38:13,634 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-23 03:38:13,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-23 03:38:13,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-23 03:38:13,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-23 03:38:13,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:38:13" (1/1) ... [2020-12-23 03:38:13,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701c97e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:13, skipping insertion in model container [2020-12-23 03:38:13,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.12 03:38:13" (1/1) ... [2020-12-23 03:38:13,657 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-23 03:38:13,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-23 03:38:13,965 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/Problem10_label59.c[7385,7398] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 03:38:14,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:38:14,278 INFO L203 MainTranslator]: Completed pre-run [2020-12-23 03:38:14,312 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/Problem10_label59.c[7385,7398] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a1~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a10~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~a19~0,GLOBAL] left hand side expression in assignment: lhs: VariableLHS[~input~0,] left hand side expression in assignment: lhs: VariableLHS[~output~0,] [2020-12-23 03:38:14,400 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-23 03:38:14,449 INFO L208 MainTranslator]: Completed translation [2020-12-23 03:38:14,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14 WrapperNode [2020-12-23 03:38:14,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-23 03:38:14,453 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-23 03:38:14,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-23 03:38:14,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-23 03:38:14,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-23 03:38:14,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-23 03:38:14,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-23 03:38:14,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-23 03:38:14,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,641 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,688 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,709 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (1/1) ... [2020-12-23 03:38:14,742 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-23 03:38:14,743 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-23 03:38:14,743 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-23 03:38:14,744 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-23 03:38:14,748 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (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 03:38:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-23 03:38:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-23 03:38:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-23 03:38:14,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-23 03:38:16,209 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-23 03:38:16,209 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2020-12-23 03:38:16,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:38:16 BoogieIcfgContainer [2020-12-23 03:38:16,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-23 03:38:16,214 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-23 03:38:16,214 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-23 03:38:16,218 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-23 03:38:16,219 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.12 03:38:13" (1/3) ... [2020-12-23 03:38:16,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@882009a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:38:16, skipping insertion in model container [2020-12-23 03:38:16,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.12 03:38:14" (2/3) ... [2020-12-23 03:38:16,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@882009a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.12 03:38:16, skipping insertion in model container [2020-12-23 03:38:16,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:38:16" (3/3) ... [2020-12-23 03:38:16,222 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label59.c [2020-12-23 03:38:16,230 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-23 03:38:16,235 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-12-23 03:38:16,257 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-12-23 03:38:16,288 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-23 03:38:16,288 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-23 03:38:16,289 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-23 03:38:16,289 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-23 03:38:16,289 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-23 03:38:16,289 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-23 03:38:16,289 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-23 03:38:16,289 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-23 03:38:16,310 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2020-12-23 03:38:16,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-23 03:38:16,321 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:16,322 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:38:16,322 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:16,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:16,329 INFO L82 PathProgramCache]: Analyzing trace with hash 962891993, now seen corresponding path program 1 times [2020-12-23 03:38:16,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:16,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404628944] [2020-12-23 03:38:16,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:16,767 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 03:38:16,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404628944] [2020-12-23 03:38:16,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:16,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:38:16,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600991744] [2020-12-23 03:38:16,779 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:16,780 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:16,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:16,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:16,803 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 3 states. [2020-12-23 03:38:17,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:17,775 INFO L93 Difference]: Finished difference Result 567 states and 981 transitions. [2020-12-23 03:38:17,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:17,776 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2020-12-23 03:38:17,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:17,792 INFO L225 Difference]: With dead ends: 567 [2020-12-23 03:38:17,793 INFO L226 Difference]: Without dead ends: 282 [2020-12-23 03:38:17,797 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 03:38:17,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-12-23 03:38:17,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2020-12-23 03:38:17,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2020-12-23 03:38:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2020-12-23 03:38:17,870 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 65 [2020-12-23 03:38:17,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:17,871 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2020-12-23 03:38:17,871 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:17,871 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2020-12-23 03:38:17,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-12-23 03:38:17,877 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:17,878 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:38:17,878 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-23 03:38:17,878 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:17,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:17,879 INFO L82 PathProgramCache]: Analyzing trace with hash -2138327860, now seen corresponding path program 1 times [2020-12-23 03:38:17,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:17,880 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137453976] [2020-12-23 03:38:17,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:18,068 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:38:18,069 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137453976] [2020-12-23 03:38:18,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:18,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:38:18,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1614124500] [2020-12-23 03:38:18,072 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:18,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:18,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:18,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:18,073 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 3 states. [2020-12-23 03:38:18,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:18,752 INFO L93 Difference]: Finished difference Result 840 states and 1291 transitions. [2020-12-23 03:38:18,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:18,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 131 [2020-12-23 03:38:18,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:18,762 INFO L225 Difference]: With dead ends: 840 [2020-12-23 03:38:18,762 INFO L226 Difference]: Without dead ends: 560 [2020-12-23 03:38:18,765 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 03:38:18,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2020-12-23 03:38:18,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2020-12-23 03:38:18,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2020-12-23 03:38:18,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 730 transitions. [2020-12-23 03:38:18,809 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 730 transitions. Word has length 131 [2020-12-23 03:38:18,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:18,810 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 730 transitions. [2020-12-23 03:38:18,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:18,810 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 730 transitions. [2020-12-23 03:38:18,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-12-23 03:38:18,815 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:18,815 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:38:18,816 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-23 03:38:18,816 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:18,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:18,817 INFO L82 PathProgramCache]: Analyzing trace with hash -675083717, now seen corresponding path program 1 times [2020-12-23 03:38:18,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:18,817 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945543174] [2020-12-23 03:38:18,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:38:19,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945543174] [2020-12-23 03:38:19,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:19,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:38:19,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105187194] [2020-12-23 03:38:19,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:19,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:19,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:19,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:19,061 INFO L87 Difference]: Start difference. First operand 560 states and 730 transitions. Second operand 3 states. [2020-12-23 03:38:19,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:19,746 INFO L93 Difference]: Finished difference Result 1257 states and 1672 transitions. [2020-12-23 03:38:19,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:19,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 138 [2020-12-23 03:38:19,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:19,752 INFO L225 Difference]: With dead ends: 1257 [2020-12-23 03:38:19,753 INFO L226 Difference]: Without dead ends: 699 [2020-12-23 03:38:19,756 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 03:38:19,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2020-12-23 03:38:19,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 699. [2020-12-23 03:38:19,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2020-12-23 03:38:19,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 904 transitions. [2020-12-23 03:38:19,786 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 904 transitions. Word has length 138 [2020-12-23 03:38:19,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:19,787 INFO L481 AbstractCegarLoop]: Abstraction has 699 states and 904 transitions. [2020-12-23 03:38:19,787 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:19,787 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 904 transitions. [2020-12-23 03:38:19,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-12-23 03:38:19,793 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:19,793 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:38:19,793 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-23 03:38:19,793 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:19,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:19,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1097584517, now seen corresponding path program 1 times [2020-12-23 03:38:19,795 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:19,795 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836141980] [2020-12-23 03:38:19,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:19,928 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:38:19,929 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836141980] [2020-12-23 03:38:19,929 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:19,929 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:38:19,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243296806] [2020-12-23 03:38:19,930 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:19,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:19,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:19,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:19,932 INFO L87 Difference]: Start difference. First operand 699 states and 904 transitions. Second operand 3 states. [2020-12-23 03:38:20,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:20,564 INFO L93 Difference]: Finished difference Result 1674 states and 2235 transitions. [2020-12-23 03:38:20,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:20,565 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 142 [2020-12-23 03:38:20,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:20,573 INFO L225 Difference]: With dead ends: 1674 [2020-12-23 03:38:20,573 INFO L226 Difference]: Without dead ends: 977 [2020-12-23 03:38:20,575 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 03:38:20,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2020-12-23 03:38:20,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2020-12-23 03:38:20,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2020-12-23 03:38:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1198 transitions. [2020-12-23 03:38:20,629 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1198 transitions. Word has length 142 [2020-12-23 03:38:20,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:20,633 INFO L481 AbstractCegarLoop]: Abstraction has 977 states and 1198 transitions. [2020-12-23 03:38:20,633 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:20,633 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1198 transitions. [2020-12-23 03:38:20,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-12-23 03:38:20,644 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:20,645 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:38:20,645 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-23 03:38:20,646 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:20,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:20,646 INFO L82 PathProgramCache]: Analyzing trace with hash -466379074, now seen corresponding path program 1 times [2020-12-23 03:38:20,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:20,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187265302] [2020-12-23 03:38:20,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:20,758 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:38:20,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187265302] [2020-12-23 03:38:20,759 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:20,759 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-23 03:38:20,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114080036] [2020-12-23 03:38:20,760 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:20,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:20,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:20,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:20,766 INFO L87 Difference]: Start difference. First operand 977 states and 1198 transitions. Second operand 3 states. [2020-12-23 03:38:21,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:21,367 INFO L93 Difference]: Finished difference Result 2230 states and 2834 transitions. [2020-12-23 03:38:21,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:21,369 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2020-12-23 03:38:21,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:21,378 INFO L225 Difference]: With dead ends: 2230 [2020-12-23 03:38:21,378 INFO L226 Difference]: Without dead ends: 1394 [2020-12-23 03:38:21,381 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 03:38:21,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2020-12-23 03:38:21,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1394. [2020-12-23 03:38:21,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2020-12-23 03:38:21,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1712 transitions. [2020-12-23 03:38:21,419 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1712 transitions. Word has length 152 [2020-12-23 03:38:21,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:21,419 INFO L481 AbstractCegarLoop]: Abstraction has 1394 states and 1712 transitions. [2020-12-23 03:38:21,419 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1712 transitions. [2020-12-23 03:38:21,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-12-23 03:38:21,424 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:21,424 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, 3, 3, 3, 3, 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, 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 03:38:21,424 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-23 03:38:21,424 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:21,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:21,425 INFO L82 PathProgramCache]: Analyzing trace with hash -354141657, now seen corresponding path program 1 times [2020-12-23 03:38:21,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:21,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876133998] [2020-12-23 03:38:21,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:21,823 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 125 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:38:21,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876133998] [2020-12-23 03:38:21,824 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675607113] [2020-12-23 03:38:21,824 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 03:38:21,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:21,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 4 conjunts are in the unsatisfiable core [2020-12-23 03:38:22,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:38:22,299 INFO L398 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2020-12-23 03:38:22,300 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 03:38:22,304 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 03:38:22,307 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 03:38:22,327 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 03:38:22,337 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-12-23 03:38:22,350 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 03:38:22,368 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 03:38:22,386 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-12-23 03:38:22,391 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-12-23 03:38:22,397 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-12-23 03:38:22,575 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 127 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:38:22,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-12-23 03:38:22,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-12-23 03:38:22,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987813054] [2020-12-23 03:38:22,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 03:38:22,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:22,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 03:38:22,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-23 03:38:22,581 INFO L87 Difference]: Start difference. First operand 1394 states and 1712 transitions. Second operand 7 states. [2020-12-23 03:38:25,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:25,328 INFO L93 Difference]: Finished difference Result 4595 states and 5752 transitions. [2020-12-23 03:38:25,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-12-23 03:38:25,328 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 213 [2020-12-23 03:38:25,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:25,348 INFO L225 Difference]: With dead ends: 4595 [2020-12-23 03:38:25,348 INFO L226 Difference]: Without dead ends: 3342 [2020-12-23 03:38:25,351 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 224 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2020-12-23 03:38:25,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3342 states. [2020-12-23 03:38:25,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3342 to 2367. [2020-12-23 03:38:25,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2367 states. [2020-12-23 03:38:25,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2367 states and 2822 transitions. [2020-12-23 03:38:25,436 INFO L78 Accepts]: Start accepts. Automaton has 2367 states and 2822 transitions. Word has length 213 [2020-12-23 03:38:25,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:25,437 INFO L481 AbstractCegarLoop]: Abstraction has 2367 states and 2822 transitions. [2020-12-23 03:38:25,437 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 03:38:25,437 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2822 transitions. [2020-12-23 03:38:25,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-12-23 03:38:25,443 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:25,443 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:38:25,657 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-12-23 03:38:25,658 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:25,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:25,659 INFO L82 PathProgramCache]: Analyzing trace with hash -1250921452, now seen corresponding path program 1 times [2020-12-23 03:38:25,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:25,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134989114] [2020-12-23 03:38:25,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:26,019 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2020-12-23 03:38:26,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134989114] [2020-12-23 03:38:26,020 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:26,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-23 03:38:26,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260118783] [2020-12-23 03:38:26,022 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-23 03:38:26,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:26,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-23 03:38:26,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-23 03:38:26,024 INFO L87 Difference]: Start difference. First operand 2367 states and 2822 transitions. Second operand 7 states. [2020-12-23 03:38:26,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:26,678 INFO L93 Difference]: Finished difference Result 4648 states and 5553 transitions. [2020-12-23 03:38:26,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-23 03:38:26,679 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 213 [2020-12-23 03:38:26,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:26,691 INFO L225 Difference]: With dead ends: 4648 [2020-12-23 03:38:26,691 INFO L226 Difference]: Without dead ends: 2367 [2020-12-23 03:38:26,696 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2020-12-23 03:38:26,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2367 states. [2020-12-23 03:38:26,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2367 to 2367. [2020-12-23 03:38:26,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2367 states. [2020-12-23 03:38:26,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2367 states and 2811 transitions. [2020-12-23 03:38:26,758 INFO L78 Accepts]: Start accepts. Automaton has 2367 states and 2811 transitions. Word has length 213 [2020-12-23 03:38:26,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:26,758 INFO L481 AbstractCegarLoop]: Abstraction has 2367 states and 2811 transitions. [2020-12-23 03:38:26,758 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-23 03:38:26,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2811 transitions. [2020-12-23 03:38:26,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2020-12-23 03:38:26,764 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:26,764 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:38:26,764 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-23 03:38:26,764 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:26,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:26,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1618209210, now seen corresponding path program 1 times [2020-12-23 03:38:26,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:26,767 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250786619] [2020-12-23 03:38:26,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:27,008 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-12-23 03:38:27,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250786619] [2020-12-23 03:38:27,009 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:27,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:38:27,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106126751] [2020-12-23 03:38:27,010 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:27,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:27,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:27,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:27,013 INFO L87 Difference]: Start difference. First operand 2367 states and 2811 transitions. Second operand 3 states. [2020-12-23 03:38:27,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:27,599 INFO L93 Difference]: Finished difference Result 5010 states and 6043 transitions. [2020-12-23 03:38:27,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:27,600 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 249 [2020-12-23 03:38:27,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:27,614 INFO L225 Difference]: With dead ends: 5010 [2020-12-23 03:38:27,615 INFO L226 Difference]: Without dead ends: 2784 [2020-12-23 03:38:27,619 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 03:38:27,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2784 states. [2020-12-23 03:38:27,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2784 to 2645. [2020-12-23 03:38:27,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2645 states. [2020-12-23 03:38:27,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2645 states and 3104 transitions. [2020-12-23 03:38:27,681 INFO L78 Accepts]: Start accepts. Automaton has 2645 states and 3104 transitions. Word has length 249 [2020-12-23 03:38:27,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:27,682 INFO L481 AbstractCegarLoop]: Abstraction has 2645 states and 3104 transitions. [2020-12-23 03:38:27,682 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:27,682 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 3104 transitions. [2020-12-23 03:38:27,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2020-12-23 03:38:27,689 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:27,689 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, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2020-12-23 03:38:27,689 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-23 03:38:27,689 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:27,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:27,690 INFO L82 PathProgramCache]: Analyzing trace with hash 1299344947, now seen corresponding path program 1 times [2020-12-23 03:38:27,690 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:27,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150902474] [2020-12-23 03:38:27,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:27,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:28,137 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 63 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-23 03:38:28,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150902474] [2020-12-23 03:38:28,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [543588702] [2020-12-23 03:38:28,138 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 03:38:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:28,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-23 03:38:28,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-23 03:38:28,465 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2020-12-23 03:38:28,466 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-12-23 03:38:28,466 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-12-23 03:38:28,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994370867] [2020-12-23 03:38:28,467 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:28,467 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:28,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:28,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-12-23 03:38:28,469 INFO L87 Difference]: Start difference. First operand 2645 states and 3104 transitions. Second operand 3 states. [2020-12-23 03:38:29,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:29,022 INFO L93 Difference]: Finished difference Result 5149 states and 6063 transitions. [2020-12-23 03:38:29,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:29,022 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 259 [2020-12-23 03:38:29,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:29,037 INFO L225 Difference]: With dead ends: 5149 [2020-12-23 03:38:29,037 INFO L226 Difference]: Without dead ends: 2645 [2020-12-23 03:38:29,041 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 260 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 03:38:29,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2645 states. [2020-12-23 03:38:29,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2645 to 2367. [2020-12-23 03:38:29,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2367 states. [2020-12-23 03:38:29,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2367 states and 2692 transitions. [2020-12-23 03:38:29,102 INFO L78 Accepts]: Start accepts. Automaton has 2367 states and 2692 transitions. Word has length 259 [2020-12-23 03:38:29,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:29,103 INFO L481 AbstractCegarLoop]: Abstraction has 2367 states and 2692 transitions. [2020-12-23 03:38:29,103 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:29,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2692 transitions. [2020-12-23 03:38:29,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2020-12-23 03:38:29,109 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:29,110 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, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1] [2020-12-23 03:38:29,325 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-23 03:38:29,326 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:29,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:29,327 INFO L82 PathProgramCache]: Analyzing trace with hash -574209587, now seen corresponding path program 1 times [2020-12-23 03:38:29,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:29,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888132899] [2020-12-23 03:38:29,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:29,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:29,521 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-12-23 03:38:29,521 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888132899] [2020-12-23 03:38:29,521 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:29,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:38:29,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689027385] [2020-12-23 03:38:29,523 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:29,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:29,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:29,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:29,524 INFO L87 Difference]: Start difference. First operand 2367 states and 2692 transitions. Second operand 3 states. [2020-12-23 03:38:30,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:30,105 INFO L93 Difference]: Finished difference Result 4593 states and 5239 transitions. [2020-12-23 03:38:30,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:30,106 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 275 [2020-12-23 03:38:30,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:30,117 INFO L225 Difference]: With dead ends: 4593 [2020-12-23 03:38:30,117 INFO L226 Difference]: Without dead ends: 2367 [2020-12-23 03:38:30,120 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 03:38:30,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2367 states. [2020-12-23 03:38:30,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2367 to 2228. [2020-12-23 03:38:30,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2228 states. [2020-12-23 03:38:30,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 2228 states and 2444 transitions. [2020-12-23 03:38:30,185 INFO L78 Accepts]: Start accepts. Automaton has 2228 states and 2444 transitions. Word has length 275 [2020-12-23 03:38:30,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:30,186 INFO L481 AbstractCegarLoop]: Abstraction has 2228 states and 2444 transitions. [2020-12-23 03:38:30,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:30,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2444 transitions. [2020-12-23 03:38:30,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-12-23 03:38:30,194 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:30,195 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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 03:38:30,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-23 03:38:30,195 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:30,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:30,196 INFO L82 PathProgramCache]: Analyzing trace with hash 169162948, now seen corresponding path program 1 times [2020-12-23 03:38:30,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:30,196 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319004756] [2020-12-23 03:38:30,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:30,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:30,433 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2020-12-23 03:38:30,434 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319004756] [2020-12-23 03:38:30,434 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:30,434 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:38:30,434 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238072311] [2020-12-23 03:38:30,435 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:30,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:30,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:30,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:30,437 INFO L87 Difference]: Start difference. First operand 2228 states and 2444 transitions. Second operand 3 states. [2020-12-23 03:38:31,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:31,023 INFO L93 Difference]: Finished difference Result 5149 states and 5686 transitions. [2020-12-23 03:38:31,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:31,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 337 [2020-12-23 03:38:31,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:31,034 INFO L225 Difference]: With dead ends: 5149 [2020-12-23 03:38:31,035 INFO L226 Difference]: Without dead ends: 2228 [2020-12-23 03:38:31,038 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 03:38:31,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2228 states. [2020-12-23 03:38:31,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2228 to 2228. [2020-12-23 03:38:31,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2228 states. [2020-12-23 03:38:31,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 2228 states and 2432 transitions. [2020-12-23 03:38:31,084 INFO L78 Accepts]: Start accepts. Automaton has 2228 states and 2432 transitions. Word has length 337 [2020-12-23 03:38:31,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:31,085 INFO L481 AbstractCegarLoop]: Abstraction has 2228 states and 2432 transitions. [2020-12-23 03:38:31,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:31,085 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2432 transitions. [2020-12-23 03:38:31,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2020-12-23 03:38:31,094 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:31,095 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-12-23 03:38:31,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-23 03:38:31,095 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:31,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:31,096 INFO L82 PathProgramCache]: Analyzing trace with hash 352328165, now seen corresponding path program 1 times [2020-12-23 03:38:31,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:31,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942455450] [2020-12-23 03:38:31,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:31,423 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2020-12-23 03:38:31,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942455450] [2020-12-23 03:38:31,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:31,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-23 03:38:31,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92194458] [2020-12-23 03:38:31,425 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-23 03:38:31,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:31,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-23 03:38:31,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-23 03:38:31,426 INFO L87 Difference]: Start difference. First operand 2228 states and 2432 transitions. Second operand 4 states. [2020-12-23 03:38:32,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:32,387 INFO L93 Difference]: Finished difference Result 4593 states and 5012 transitions. [2020-12-23 03:38:32,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-23 03:38:32,388 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 363 [2020-12-23 03:38:32,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:32,399 INFO L225 Difference]: With dead ends: 4593 [2020-12-23 03:38:32,400 INFO L226 Difference]: Without dead ends: 2506 [2020-12-23 03:38:32,402 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 03:38:32,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2506 states. [2020-12-23 03:38:32,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2506 to 1950. [2020-12-23 03:38:32,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1950 states. [2020-12-23 03:38:32,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1950 states to 1950 states and 2131 transitions. [2020-12-23 03:38:32,447 INFO L78 Accepts]: Start accepts. Automaton has 1950 states and 2131 transitions. Word has length 363 [2020-12-23 03:38:32,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:32,447 INFO L481 AbstractCegarLoop]: Abstraction has 1950 states and 2131 transitions. [2020-12-23 03:38:32,447 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-23 03:38:32,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 2131 transitions. [2020-12-23 03:38:32,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2020-12-23 03:38:32,457 INFO L414 BasicCegarLoop]: Found error trace [2020-12-23 03:38:32,458 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-12-23 03:38:32,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-23 03:38:32,458 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-23 03:38:32,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-23 03:38:32,459 INFO L82 PathProgramCache]: Analyzing trace with hash -597199170, now seen corresponding path program 1 times [2020-12-23 03:38:32,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-12-23 03:38:32,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660440207] [2020-12-23 03:38:32,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-23 03:38:32,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-23 03:38:32,736 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2020-12-23 03:38:32,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660440207] [2020-12-23 03:38:32,737 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-23 03:38:32,737 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-23 03:38:32,738 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660514620] [2020-12-23 03:38:32,738 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-23 03:38:32,739 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-12-23 03:38:32,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-23 03:38:32,741 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-23 03:38:32,741 INFO L87 Difference]: Start difference. First operand 1950 states and 2131 transitions. Second operand 3 states. [2020-12-23 03:38:33,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-23 03:38:33,241 INFO L93 Difference]: Finished difference Result 3757 states and 4116 transitions. [2020-12-23 03:38:33,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-23 03:38:33,241 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 373 [2020-12-23 03:38:33,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-23 03:38:33,242 INFO L225 Difference]: With dead ends: 3757 [2020-12-23 03:38:33,242 INFO L226 Difference]: Without dead ends: 0 [2020-12-23 03:38:33,246 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 03:38:33,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-23 03:38:33,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-23 03:38:33,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-23 03:38:33,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-23 03:38:33,247 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 373 [2020-12-23 03:38:33,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-23 03:38:33,248 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-23 03:38:33,248 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-23 03:38:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-23 03:38:33,248 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-23 03:38:33,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-23 03:38:33,251 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-23 03:38:33,525 WARN L197 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 39 [2020-12-23 03:38:33,728 WARN L197 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 39 [2020-12-23 03:38:33,733 INFO L189 CegarLoopUtils]: For program point L597(line 597) no Hoare annotation was computed. [2020-12-23 03:38:33,733 INFO L189 CegarLoopUtils]: For program point L564(lines 564 582) no Hoare annotation was computed. [2020-12-23 03:38:33,733 INFO L189 CegarLoopUtils]: For program point L333(lines 333 582) no Hoare annotation was computed. [2020-12-23 03:38:33,733 INFO L189 CegarLoopUtils]: For program point L367(lines 367 582) no Hoare annotation was computed. [2020-12-23 03:38:33,734 INFO L189 CegarLoopUtils]: For program point L301(lines 301 582) no Hoare annotation was computed. [2020-12-23 03:38:33,734 INFO L189 CegarLoopUtils]: For program point L235(lines 235 582) no Hoare annotation was computed. [2020-12-23 03:38:33,734 INFO L189 CegarLoopUtils]: For program point L202-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,734 INFO L189 CegarLoopUtils]: For program point L169-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,734 INFO L189 CegarLoopUtils]: For program point L136-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,735 INFO L189 CegarLoopUtils]: For program point L103-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,735 INFO L189 CegarLoopUtils]: For program point L70-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,735 INFO L189 CegarLoopUtils]: For program point L37-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,735 INFO L189 CegarLoopUtils]: For program point L533(lines 533 582) no Hoare annotation was computed. [2020-12-23 03:38:33,735 INFO L189 CegarLoopUtils]: For program point L203(line 203) no Hoare annotation was computed. [2020-12-23 03:38:33,735 INFO L189 CegarLoopUtils]: For program point L170(line 170) no Hoare annotation was computed. [2020-12-23 03:38:33,735 INFO L189 CegarLoopUtils]: For program point L137(line 137) no Hoare annotation was computed. [2020-12-23 03:38:33,735 INFO L189 CegarLoopUtils]: For program point L104(line 104) no Hoare annotation was computed. [2020-12-23 03:38:33,736 INFO L189 CegarLoopUtils]: For program point L71(line 71) no Hoare annotation was computed. [2020-12-23 03:38:33,736 INFO L189 CegarLoopUtils]: For program point L38(line 38) no Hoare annotation was computed. [2020-12-23 03:38:33,736 INFO L189 CegarLoopUtils]: For program point L567(lines 567 582) no Hoare annotation was computed. [2020-12-23 03:38:33,736 INFO L189 CegarLoopUtils]: For program point L435(lines 435 582) no Hoare annotation was computed. [2020-12-23 03:38:33,736 INFO L189 CegarLoopUtils]: For program point L336(lines 336 582) no Hoare annotation was computed. [2020-12-23 03:38:33,736 INFO L189 CegarLoopUtils]: For program point L270(lines 270 582) no Hoare annotation was computed. [2020-12-23 03:38:33,736 INFO L189 CegarLoopUtils]: For program point L403(lines 403 582) no Hoare annotation was computed. [2020-12-23 03:38:33,736 INFO L189 CegarLoopUtils]: For program point L370(lines 370 582) no Hoare annotation was computed. [2020-12-23 03:38:33,737 INFO L189 CegarLoopUtils]: For program point L205-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,737 INFO L189 CegarLoopUtils]: For program point L172-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,737 INFO L189 CegarLoopUtils]: For program point L139-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,737 INFO L189 CegarLoopUtils]: For program point L106-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,737 INFO L189 CegarLoopUtils]: For program point L73-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,737 INFO L189 CegarLoopUtils]: For program point L40-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,737 INFO L189 CegarLoopUtils]: For program point L536(lines 536 582) no Hoare annotation was computed. [2020-12-23 03:38:33,737 INFO L189 CegarLoopUtils]: For program point L503(lines 503 582) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L470(lines 470 582) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L206(line 206) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L173(line 173) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L140(line 140) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L107(line 107) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L74(line 74) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L41(line 41) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L339(lines 339 582) no Hoare annotation was computed. [2020-12-23 03:38:33,738 INFO L189 CegarLoopUtils]: For program point L306(lines 306 582) no Hoare annotation was computed. [2020-12-23 03:38:33,739 INFO L189 CegarLoopUtils]: For program point L241(lines 241 582) no Hoare annotation was computed. [2020-12-23 03:38:33,739 INFO L189 CegarLoopUtils]: For program point L208-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,739 INFO L189 CegarLoopUtils]: For program point L175-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,739 INFO L189 CegarLoopUtils]: For program point L142-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,739 INFO L189 CegarLoopUtils]: For program point L109-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,739 INFO L189 CegarLoopUtils]: For program point L76-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,739 INFO L189 CegarLoopUtils]: For program point L43-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,739 INFO L189 CegarLoopUtils]: For program point L539(lines 539 582) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L440(lines 440 582) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L275(lines 275 582) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L209(line 209) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L176(line 176) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L143(line 143) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L110(line 110) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L77(line 77) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L44(line 44) no Hoare annotation was computed. [2020-12-23 03:38:33,740 INFO L189 CegarLoopUtils]: For program point L573(lines 573 582) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L408(lines 408 582) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L375(lines 375 582) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L475(lines 475 582) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L211-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L178-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L145-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L112-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L79-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L46-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,741 INFO L189 CegarLoopUtils]: For program point L509(lines 509 582) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L311(lines 311 582) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L179(line 179) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L146(line 146) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L113(line 113) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L80(line 80) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L47(line 47) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L345(lines 345 582) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L246(lines 246 582) no Hoare annotation was computed. [2020-12-23 03:38:33,742 INFO L189 CegarLoopUtils]: For program point L544(lines 544 582) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L181-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L148-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L115-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L82-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L49-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L446(lines 446 582) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L413(lines 413 582) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L380(lines 380 582) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L281(lines 281 582) no Hoare annotation was computed. [2020-12-23 03:38:33,743 INFO L189 CegarLoopUtils]: For program point L182(line 182) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L149(line 149) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L116(line 116) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L83(line 83) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L50(line 50) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L579(lines 579 582) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L249(lines 249 582) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L514(lines 514 582) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L481(lines 481 582) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L316(lines 316 582) no Hoare annotation was computed. [2020-12-23 03:38:33,744 INFO L189 CegarLoopUtils]: For program point L184-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point L151-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point L118-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point L85-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point L52-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point L350(lines 350 582) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point L185(line 185) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point L152(line 152) no Hoare annotation was computed. [2020-12-23 03:38:33,745 INFO L189 CegarLoopUtils]: For program point L119(line 119) no Hoare annotation was computed. [2020-12-23 03:38:33,746 INFO L189 CegarLoopUtils]: For program point L86(line 86) no Hoare annotation was computed. [2020-12-23 03:38:33,746 INFO L189 CegarLoopUtils]: For program point L53(line 53) no Hoare annotation was computed. [2020-12-23 03:38:33,746 INFO L185 CegarLoopUtils]: At program point L583(lines 30 584) the Hoare annotation is: (let ((.cse1 (= ~a10~0 0)) (.cse5 (<= ~a19~0 7)) (.cse6 (<= 4 ~a10~0)) (.cse4 (<= ~a19~0 9)) (.cse3 (<= 0 (+ ~a1~0 600000))) (.cse0 (= 14 ~a4~0)) (.cse2 (= ~a12~0 0))) (or (and (<= 23 ~a1~0) .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse1 (<= 10 ~a19~0) .cse2) (and .cse0 (= ~a10~0 2) .cse2 .cse4) (and .cse5 .cse0 .cse6 .cse2) (and .cse5 .cse0 (<= ~a10~0 2) .cse2) (and .cse3 .cse0 .cse6 .cse2 .cse4) (and .cse3 (= ~a10~0 3) .cse0 .cse2 .cse4) (and .cse3 (= ~a10~0 1) .cse0 .cse2))) [2020-12-23 03:38:33,746 INFO L189 CegarLoopUtils]: For program point L550(lines 550 582) no Hoare annotation was computed. [2020-12-23 03:38:33,746 INFO L189 CegarLoopUtils]: For program point L418(lines 418 582) no Hoare annotation was computed. [2020-12-23 03:38:33,746 INFO L189 CegarLoopUtils]: For program point L385(lines 385 582) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L220(lines 220 582) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L187-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L154-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L121-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L88-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L55-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L452(lines 452 582) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L287(lines 287 582) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L254(lines 254 582) no Hoare annotation was computed. [2020-12-23 03:38:33,747 INFO L189 CegarLoopUtils]: For program point L188(line 188) no Hoare annotation was computed. [2020-12-23 03:38:33,748 INFO L189 CegarLoopUtils]: For program point L155(line 155) no Hoare annotation was computed. [2020-12-23 03:38:33,748 INFO L189 CegarLoopUtils]: For program point L122(line 122) no Hoare annotation was computed. [2020-12-23 03:38:33,748 INFO L189 CegarLoopUtils]: For program point L89(line 89) no Hoare annotation was computed. [2020-12-23 03:38:33,748 INFO L189 CegarLoopUtils]: For program point L56(line 56) no Hoare annotation was computed. [2020-12-23 03:38:33,748 INFO L189 CegarLoopUtils]: For program point L519(lines 519 582) no Hoare annotation was computed. [2020-12-23 03:38:33,748 INFO L189 CegarLoopUtils]: For program point L486(lines 486 582) no Hoare annotation was computed. [2020-12-23 03:38:33,748 INFO L192 CegarLoopUtils]: At program point L586(lines 586 602) the Hoare annotation is: true [2020-12-23 03:38:33,748 INFO L189 CegarLoopUtils]: For program point L388(lines 388 582) no Hoare annotation was computed. [2020-12-23 03:38:33,748 INFO L189 CegarLoopUtils]: For program point L355(lines 355 582) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L322(lines 322 582) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L190-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L157-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L124-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L91-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L58-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L191(line 191) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L158(line 158) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L125(line 125) no Hoare annotation was computed. [2020-12-23 03:38:33,749 INFO L189 CegarLoopUtils]: For program point L92(line 92) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L59(line 59) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L555(lines 555 582) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L225(lines 225 582) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L424(lines 424 582) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L259(lines 259 582) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L193-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L160-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L127-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,750 INFO L189 CegarLoopUtils]: For program point L94-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point L61-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point L524(lines 524 582) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point L491(lines 491 582) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point L458(lines 458 582) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point L293(lines 293 582) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point L194(line 194) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point L161(line 161) no Hoare annotation was computed. [2020-12-23 03:38:33,751 INFO L189 CegarLoopUtils]: For program point L128(line 128) no Hoare annotation was computed. [2020-12-23 03:38:33,752 INFO L189 CegarLoopUtils]: For program point L95(line 95) no Hoare annotation was computed. [2020-12-23 03:38:33,752 INFO L189 CegarLoopUtils]: For program point L62(line 62) no Hoare annotation was computed. [2020-12-23 03:38:33,752 INFO L189 CegarLoopUtils]: For program point L558(lines 558 582) no Hoare annotation was computed. [2020-12-23 03:38:33,752 INFO L189 CegarLoopUtils]: For program point L393(lines 393 582) no Hoare annotation was computed. [2020-12-23 03:38:33,752 INFO L189 CegarLoopUtils]: For program point L327(lines 327 582) no Hoare annotation was computed. [2020-12-23 03:38:33,752 INFO L185 CegarLoopUtils]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse1 (= ~a10~0 0)) (.cse5 (<= ~a19~0 7)) (.cse6 (<= 4 ~a10~0)) (.cse4 (<= ~a19~0 9)) (.cse3 (<= 0 (+ ~a1~0 600000))) (.cse0 (= 14 ~a4~0)) (.cse2 (= ~a12~0 0))) (or (and (<= 23 ~a1~0) .cse0 .cse1 .cse2) (and .cse3 .cse0 .cse1 (<= 10 ~a19~0) .cse2) (and .cse0 (= ~a10~0 2) .cse2 .cse4) (and .cse5 .cse0 .cse6 .cse2) (and .cse5 .cse0 (<= ~a10~0 2) .cse2) (and .cse3 .cse0 .cse6 .cse2 .cse4) (and .cse3 (= ~a10~0 3) .cse0 .cse2 .cse4) (and .cse3 (= ~a10~0 1) .cse0 .cse2))) [2020-12-23 03:38:33,752 INFO L189 CegarLoopUtils]: For program point L361(lines 361 582) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L196-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L163-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L130-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L97-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L31(lines 31 33) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L64-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L31-2(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L527(lines 527 582) no Hoare annotation was computed. [2020-12-23 03:38:33,753 INFO L189 CegarLoopUtils]: For program point L296(lines 296 582) no Hoare annotation was computed. [2020-12-23 03:38:33,754 INFO L189 CegarLoopUtils]: For program point L230(lines 230 582) no Hoare annotation was computed. [2020-12-23 03:38:33,754 INFO L189 CegarLoopUtils]: For program point L197(line 197) no Hoare annotation was computed. [2020-12-23 03:38:33,754 INFO L189 CegarLoopUtils]: For program point L164(line 164) no Hoare annotation was computed. [2020-12-23 03:38:33,754 INFO L189 CegarLoopUtils]: For program point L131(line 131) no Hoare annotation was computed. [2020-12-23 03:38:33,754 INFO L189 CegarLoopUtils]: For program point L98(line 98) no Hoare annotation was computed. [2020-12-23 03:38:33,754 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2020-12-23 03:38:33,754 INFO L189 CegarLoopUtils]: For program point L32(line 32) no Hoare annotation was computed. [2020-12-23 03:38:33,754 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 209) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point L429(lines 429 582) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point L330(lines 330 582) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point L264(lines 264 582) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point L364(lines 364 582) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point L199-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point L166-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point L133-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,755 INFO L189 CegarLoopUtils]: For program point L100-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L67-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L34-1(lines 30 584) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L497(lines 497 582) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L464(lines 464 582) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L398(lines 398 582) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L200(line 200) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L167(line 167) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L134(line 134) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L101(line 101) no Hoare annotation was computed. [2020-12-23 03:38:33,756 INFO L189 CegarLoopUtils]: For program point L68(line 68) no Hoare annotation was computed. [2020-12-23 03:38:33,757 INFO L189 CegarLoopUtils]: For program point L35(line 35) no Hoare annotation was computed. [2020-12-23 03:38:33,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.12 03:38:33 BoogieIcfgContainer [2020-12-23 03:38:33,780 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-23 03:38:33,781 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-23 03:38:33,781 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-23 03:38:33,781 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-23 03:38:33,782 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.12 03:38:16" (3/4) ... [2020-12-23 03:38:33,785 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-23 03:38:33,809 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-12-23 03:38:33,810 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-12-23 03:38:33,812 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:38:33,813 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-23 03:38:34,009 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem10_label59.c-witness.graphml [2020-12-23 03:38:34,010 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-23 03:38:34,012 INFO L168 Benchmark]: Toolchain (without parser) took 20376.76 ms. Allocated memory was 151.0 MB in the beginning and 392.2 MB in the end (delta: 241.2 MB). Free memory was 124.3 MB in the beginning and 153.2 MB in the end (delta: -28.9 MB). Peak memory consumption was 212.6 MB. Max. memory is 8.0 GB. [2020-12-23 03:38:34,012 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 151.0 MB. Free memory is still 124.3 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-12-23 03:38:34,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 815.61 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 130.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 32.3 MB. Max. memory is 8.0 GB. [2020-12-23 03:38:34,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.33 ms. Allocated memory is still 151.0 MB. Free memory was 130.5 MB in the beginning and 122.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. [2020-12-23 03:38:34,014 INFO L168 Benchmark]: Boogie Preprocessor took 135.76 ms. Allocated memory is still 151.0 MB. Free memory was 122.7 MB in the beginning and 117.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. [2020-12-23 03:38:34,014 INFO L168 Benchmark]: RCFGBuilder took 1469.05 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 117.4 MB in the beginning and 124.4 MB in the end (delta: -7.0 MB). Peak memory consumption was 76.9 MB. Max. memory is 8.0 GB. [2020-12-23 03:38:34,015 INFO L168 Benchmark]: TraceAbstraction took 17565.93 ms. Allocated memory was 181.4 MB in the beginning and 392.2 MB in the end (delta: 210.8 MB). Free memory was 123.9 MB in the beginning and 168.4 MB in the end (delta: -44.5 MB). Peak memory consumption was 166.3 MB. Max. memory is 8.0 GB. [2020-12-23 03:38:34,015 INFO L168 Benchmark]: Witness Printer took 229.18 ms. Allocated memory is still 392.2 MB. Free memory was 167.9 MB in the beginning and 153.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2020-12-23 03:38:34,017 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 151.0 MB. Free memory is still 124.3 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 815.61 ms. Allocated memory is still 151.0 MB. Free memory was 124.1 MB in the beginning and 130.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 32.3 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 153.33 ms. Allocated memory is still 151.0 MB. Free memory was 130.5 MB in the beginning and 122.7 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.3 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 135.76 ms. Allocated memory is still 151.0 MB. Free memory was 122.7 MB in the beginning and 117.4 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1469.05 ms. Allocated memory was 151.0 MB in the beginning and 181.4 MB in the end (delta: 30.4 MB). Free memory was 117.4 MB in the beginning and 124.4 MB in the end (delta: -7.0 MB). Peak memory consumption was 76.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 17565.93 ms. Allocated memory was 181.4 MB in the beginning and 392.2 MB in the end (delta: 210.8 MB). Free memory was 123.9 MB in the beginning and 168.4 MB in the end (delta: -44.5 MB). Peak memory consumption was 166.3 MB. Max. memory is 8.0 GB. * Witness Printer took 229.18 ms. Allocated memory is still 392.2 MB. Free memory was 167.9 MB in the beginning and 153.2 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 209]: 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: 592]: Loop Invariant Derived loop invariant: (((((((((23 <= a1 && 14 == a4) && a10 == 0) && a12 == 0) || ((((0 <= a1 + 600000 && 14 == a4) && a10 == 0) && 10 <= a19) && a12 == 0)) || (((14 == a4 && a10 == 2) && a12 == 0) && a19 <= 9)) || (((a19 <= 7 && 14 == a4) && 4 <= a10) && a12 == 0)) || (((a19 <= 7 && 14 == a4) && a10 <= 2) && a12 == 0)) || ((((0 <= a1 + 600000 && 14 == a4) && 4 <= a10) && a12 == 0) && a19 <= 9)) || ((((0 <= a1 + 600000 && a10 == 3) && 14 == a4) && a12 == 0) && a19 <= 9)) || (((0 <= a1 + 600000 && a10 == 1) && 14 == a4) && a12 == 0) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((((((((23 <= a1 && 14 == a4) && a10 == 0) && a12 == 0) || ((((0 <= a1 + 600000 && 14 == a4) && a10 == 0) && 10 <= a19) && a12 == 0)) || (((14 == a4 && a10 == 2) && a12 == 0) && a19 <= 9)) || (((a19 <= 7 && 14 == a4) && 4 <= a10) && a12 == 0)) || (((a19 <= 7 && 14 == a4) && a10 <= 2) && a12 == 0)) || ((((0 <= a1 + 600000 && 14 == a4) && 4 <= a10) && a12 == 0) && a19 <= 9)) || ((((0 <= a1 + 600000 && a10 == 3) && 14 == a4) && a12 == 0) && a19 <= 9)) || (((0 <= a1 + 600000 && a10 == 1) && 14 == a4) && a12 == 0) - InvariantResult [Line: 586]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 206 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.9s, OverallIterations: 13, TraceHistogramMax: 4, AutomataDifference: 10.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1439 SDtfs, 2083 SDslu, 91 SDs, 0 SdLazy, 6645 SolverSat, 1094 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 521 GetRequests, 492 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2645occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 13 MinimizatonAttempts, 2087 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 47 NumberOfFragments, 245 HoareAnnotationTreeSize, 3 FomulaSimplifications, 756 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 708 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 3382 NumberOfCodeBlocks, 3382 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 3367 ConstructedInterpolants, 0 QuantifiedInterpolants, 2362117 SizeOfPredicates, 0 NumberOfNonLiveVariables, 704 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 15 InterpolantComputations, 12 PerfectInterpolantSequences, 2688/2960 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...