/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_label35.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 13:31:51,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 13:31:51,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 13:31:51,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 13:31:51,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 13:31:51,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 13:31:51,910 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 13:31:51,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 13:31:51,932 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 13:31:51,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 13:31:51,937 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 13:31:51,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 13:31:51,941 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 13:31:51,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 13:31:51,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 13:31:51,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 13:31:51,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 13:31:51,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 13:31:51,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 13:31:51,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 13:31:51,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 13:31:51,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 13:31:51,979 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 13:31:51,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 13:31:51,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 13:31:51,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 13:31:51,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 13:31:51,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 13:31:52,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 13:31:52,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 13:31:52,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 13:31:52,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 13:31:52,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 13:31:52,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 13:31:52,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 13:31:52,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 13:31:52,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-01-06 13:31:52,071 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 13:31:52,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 13:31:52,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 13:31:52,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 13:31:52,077 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 13:31:52,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 13:31:52,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 13:31:52,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 13:31:52,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 13:31:52,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 13:31:52,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 13:31:52,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 13:31:52,080 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 13:31:52,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 13:31:52,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 13:31:52,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 13:31:52,081 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 13:31:52,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 13:31:52,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 13:31:52,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 13:31:52,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 13:31:52,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 13:31:52,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 13:31:52,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 13:31:52,082 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 13:31:52,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 13:31:52,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 13:31:52,506 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 13:31:52,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 13:31:52,511 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 13:31:52,512 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 13:31:52,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label35.c [2021-01-06 13:31:52,604 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b90451d9d/8ee6034f130f4af4b5b2d2c3eef406a8/FLAG791f0d997 [2021-01-06 13:31:53,372 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 13:31:53,373 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label35.c [2021-01-06 13:31:53,396 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b90451d9d/8ee6034f130f4af4b5b2d2c3eef406a8/FLAG791f0d997 [2021-01-06 13:31:53,623 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/b90451d9d/8ee6034f130f4af4b5b2d2c3eef406a8 [2021-01-06 13:31:53,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 13:31:53,629 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 13:31:53,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 13:31:53,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 13:31:53,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 13:31:53,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 01:31:53" (1/1) ... [2021-01-06 13:31:53,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad61345 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:53, skipping insertion in model container [2021-01-06 13:31:53,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 01:31:53" (1/1) ... [2021-01-06 13:31:53,653 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 13:31:53,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 13:31:53,975 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_label35.c[5864,5877] 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,] [2021-01-06 13:31:54,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 13:31:54,231 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 13:31:54,292 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_label35.c[5864,5877] 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,] [2021-01-06 13:31:54,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 13:31:54,478 INFO L208 MainTranslator]: Completed translation [2021-01-06 13:31:54,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54 WrapperNode [2021-01-06 13:31:54,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 13:31:54,480 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 13:31:54,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 13:31:54,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 13:31:54,488 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,514 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 13:31:54,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 13:31:54,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 13:31:54,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 13:31:54,601 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,601 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,638 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... [2021-01-06 13:31:54,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 13:31:54,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 13:31:54,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 13:31:54,682 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 13:31:54,683 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 13:31:54,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 13:31:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 13:31:54,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 13:31:54,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 13:31:56,634 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 13:31:56,634 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 13:31:56,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 01:31:56 BoogieIcfgContainer [2021-01-06 13:31:56,639 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 13:31:56,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 13:31:56,642 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 13:31:56,646 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 13:31:56,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 01:31:53" (1/3) ... [2021-01-06 13:31:56,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1226f1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 01:31:56, skipping insertion in model container [2021-01-06 13:31:56,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:31:54" (2/3) ... [2021-01-06 13:31:56,650 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1226f1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 01:31:56, skipping insertion in model container [2021-01-06 13:31:56,650 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 01:31:56" (3/3) ... [2021-01-06 13:31:56,653 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label35.c [2021-01-06 13:31:56,660 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 13:31:56,666 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 13:31:56,685 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 13:31:56,714 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 13:31:56,715 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 13:31:56,715 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 13:31:56,715 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 13:31:56,715 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 13:31:56,715 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 13:31:56,715 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 13:31:56,716 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 13:31:56,736 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2021-01-06 13:31:56,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-01-06 13:31:56,748 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:31:56,753 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] [2021-01-06 13:31:56,753 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:31:56,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:31:56,765 INFO L82 PathProgramCache]: Analyzing trace with hash 2122806209, now seen corresponding path program 1 times [2021-01-06 13:31:56,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:31:56,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448587251] [2021-01-06 13:31:56,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:31:56,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:31:57,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:31:57,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448587251] [2021-01-06 13:31:57,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:31:57,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:31:57,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447655209] [2021-01-06 13:31:57,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 13:31:57,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:31:57,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 13:31:57,163 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 13:31:57,165 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 4 states. [2021-01-06 13:31:58,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:31:58,713 INFO L93 Difference]: Finished difference Result 696 states and 1248 transitions. [2021-01-06 13:31:58,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 13:31:58,715 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-01-06 13:31:58,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:31:58,734 INFO L225 Difference]: With dead ends: 696 [2021-01-06 13:31:58,734 INFO L226 Difference]: Without dead ends: 421 [2021-01-06 13:31:58,740 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-01-06 13:31:58,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-01-06 13:31:58,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2021-01-06 13:31:58,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2021-01-06 13:31:58,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 581 transitions. [2021-01-06 13:31:58,827 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 581 transitions. Word has length 51 [2021-01-06 13:31:58,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:31:58,828 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 581 transitions. [2021-01-06 13:31:58,828 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 13:31:58,828 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 581 transitions. [2021-01-06 13:31:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-01-06 13:31:58,837 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:31:58,838 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 13:31:58,838 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 13:31:58,839 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:31:58,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:31:58,840 INFO L82 PathProgramCache]: Analyzing trace with hash 1040829910, now seen corresponding path program 1 times [2021-01-06 13:31:58,840 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:31:58,840 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422740863] [2021-01-06 13:31:58,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:31:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:31:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:31:59,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422740863] [2021-01-06 13:31:59,194 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:31:59,194 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 13:31:59,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471753047] [2021-01-06 13:31:59,197 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:31:59,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:31:59,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:31:59,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:31:59,199 INFO L87 Difference]: Start difference. First operand 421 states and 581 transitions. Second operand 3 states. [2021-01-06 13:32:00,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:00,033 INFO L93 Difference]: Finished difference Result 840 states and 1225 transitions. [2021-01-06 13:32:00,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:00,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 169 [2021-01-06 13:32:00,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:00,040 INFO L225 Difference]: With dead ends: 840 [2021-01-06 13:32:00,041 INFO L226 Difference]: Without dead ends: 560 [2021-01-06 13:32:00,048 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:00,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 560 states. [2021-01-06 13:32:00,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 560 to 560. [2021-01-06 13:32:00,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2021-01-06 13:32:00,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 740 transitions. [2021-01-06 13:32:00,110 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 740 transitions. Word has length 169 [2021-01-06 13:32:00,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:00,111 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 740 transitions. [2021-01-06 13:32:00,111 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:00,112 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 740 transitions. [2021-01-06 13:32:00,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-01-06 13:32:00,122 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:00,123 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, 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] [2021-01-06 13:32:00,123 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 13:32:00,124 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:00,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:00,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1976306501, now seen corresponding path program 1 times [2021-01-06 13:32:00,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:00,125 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891306566] [2021-01-06 13:32:00,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:00,449 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891306566] [2021-01-06 13:32:00,449 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:00,449 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:00,449 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758079937] [2021-01-06 13:32:00,450 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:00,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:00,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:00,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:00,452 INFO L87 Difference]: Start difference. First operand 560 states and 740 transitions. Second operand 3 states. [2021-01-06 13:32:01,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:01,142 INFO L93 Difference]: Finished difference Result 1257 states and 1713 transitions. [2021-01-06 13:32:01,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:01,143 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 195 [2021-01-06 13:32:01,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:01,149 INFO L225 Difference]: With dead ends: 1257 [2021-01-06 13:32:01,149 INFO L226 Difference]: Without dead ends: 838 [2021-01-06 13:32:01,151 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:01,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2021-01-06 13:32:01,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 699. [2021-01-06 13:32:01,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2021-01-06 13:32:01,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 889 transitions. [2021-01-06 13:32:01,175 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 889 transitions. Word has length 195 [2021-01-06 13:32:01,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:01,176 INFO L481 AbstractCegarLoop]: Abstraction has 699 states and 889 transitions. [2021-01-06 13:32:01,177 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:01,177 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 889 transitions. [2021-01-06 13:32:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-01-06 13:32:01,180 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:01,181 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, 2, 2, 2, 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] [2021-01-06 13:32:01,181 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 13:32:01,181 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:01,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:01,182 INFO L82 PathProgramCache]: Analyzing trace with hash 1213306777, now seen corresponding path program 1 times [2021-01-06 13:32:01,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:01,183 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202077217] [2021-01-06 13:32:01,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:01,546 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:01,546 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202077217] [2021-01-06 13:32:01,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:01,547 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 13:32:01,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409984419] [2021-01-06 13:32:01,548 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 13:32:01,548 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:01,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 13:32:01,549 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-06 13:32:01,549 INFO L87 Difference]: Start difference. First operand 699 states and 889 transitions. Second operand 7 states. [2021-01-06 13:32:02,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:02,192 INFO L93 Difference]: Finished difference Result 1312 states and 1687 transitions. [2021-01-06 13:32:02,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 13:32:02,193 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 204 [2021-01-06 13:32:02,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:02,198 INFO L225 Difference]: With dead ends: 1312 [2021-01-06 13:32:02,199 INFO L226 Difference]: Without dead ends: 699 [2021-01-06 13:32:02,201 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 [2021-01-06 13:32:02,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 699 states. [2021-01-06 13:32:02,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 699 to 699. [2021-01-06 13:32:02,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2021-01-06 13:32:02,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 885 transitions. [2021-01-06 13:32:02,222 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 885 transitions. Word has length 204 [2021-01-06 13:32:02,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:02,222 INFO L481 AbstractCegarLoop]: Abstraction has 699 states and 885 transitions. [2021-01-06 13:32:02,222 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 13:32:02,222 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 885 transitions. [2021-01-06 13:32:02,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-01-06 13:32:02,226 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:02,227 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 13:32:02,227 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 13:32:02,227 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:02,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:02,228 INFO L82 PathProgramCache]: Analyzing trace with hash 234815283, now seen corresponding path program 1 times [2021-01-06 13:32:02,228 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:02,228 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1501058990] [2021-01-06 13:32:02,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 174 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:02,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1501058990] [2021-01-06 13:32:02,447 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:02,447 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:02,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818941725] [2021-01-06 13:32:02,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:02,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:02,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:02,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:02,449 INFO L87 Difference]: Start difference. First operand 699 states and 885 transitions. Second operand 3 states. [2021-01-06 13:32:03,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:03,104 INFO L93 Difference]: Finished difference Result 1533 states and 2025 transitions. [2021-01-06 13:32:03,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:03,104 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 240 [2021-01-06 13:32:03,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:03,105 INFO L225 Difference]: With dead ends: 1533 [2021-01-06 13:32:03,105 INFO L226 Difference]: Without dead ends: 0 [2021-01-06 13:32:03,107 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:03,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-01-06 13:32:03,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-01-06 13:32:03,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-01-06 13:32:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-01-06 13:32:03,108 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 240 [2021-01-06 13:32:03,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:03,109 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-01-06 13:32:03,109 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-01-06 13:32:03,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-01-06 13:32:03,110 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 13:32:03,112 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-01-06 13:32:03,241 INFO L189 CegarLoopUtils]: For program point L597(line 597) no Hoare annotation was computed. [2021-01-06 13:32:03,241 INFO L189 CegarLoopUtils]: For program point L564(lines 564 582) no Hoare annotation was computed. [2021-01-06 13:32:03,241 INFO L189 CegarLoopUtils]: For program point L333(lines 333 582) no Hoare annotation was computed. [2021-01-06 13:32:03,242 INFO L189 CegarLoopUtils]: For program point L367(lines 367 582) no Hoare annotation was computed. [2021-01-06 13:32:03,242 INFO L189 CegarLoopUtils]: For program point L301(lines 301 582) no Hoare annotation was computed. [2021-01-06 13:32:03,242 INFO L189 CegarLoopUtils]: For program point L235(lines 235 582) no Hoare annotation was computed. [2021-01-06 13:32:03,243 INFO L189 CegarLoopUtils]: For program point L202-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,244 INFO L189 CegarLoopUtils]: For program point L169-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,244 INFO L189 CegarLoopUtils]: For program point L136-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,244 INFO L189 CegarLoopUtils]: For program point L103-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,244 INFO L189 CegarLoopUtils]: For program point L70-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,245 INFO L189 CegarLoopUtils]: For program point L37-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,245 INFO L189 CegarLoopUtils]: For program point L533(lines 533 582) no Hoare annotation was computed. [2021-01-06 13:32:03,245 INFO L189 CegarLoopUtils]: For program point L203(line 203) no Hoare annotation was computed. [2021-01-06 13:32:03,246 INFO L189 CegarLoopUtils]: For program point L170(line 170) no Hoare annotation was computed. [2021-01-06 13:32:03,247 INFO L189 CegarLoopUtils]: For program point L137(line 137) no Hoare annotation was computed. [2021-01-06 13:32:03,247 INFO L189 CegarLoopUtils]: For program point L104(line 104) no Hoare annotation was computed. [2021-01-06 13:32:03,247 INFO L189 CegarLoopUtils]: For program point L71(line 71) no Hoare annotation was computed. [2021-01-06 13:32:03,249 INFO L189 CegarLoopUtils]: For program point L38(line 38) no Hoare annotation was computed. [2021-01-06 13:32:03,249 INFO L189 CegarLoopUtils]: For program point L567(lines 567 582) no Hoare annotation was computed. [2021-01-06 13:32:03,249 INFO L189 CegarLoopUtils]: For program point L435(lines 435 582) no Hoare annotation was computed. [2021-01-06 13:32:03,249 INFO L189 CegarLoopUtils]: For program point L336(lines 336 582) no Hoare annotation was computed. [2021-01-06 13:32:03,250 INFO L189 CegarLoopUtils]: For program point L270(lines 270 582) no Hoare annotation was computed. [2021-01-06 13:32:03,250 INFO L189 CegarLoopUtils]: For program point L403(lines 403 582) no Hoare annotation was computed. [2021-01-06 13:32:03,250 INFO L189 CegarLoopUtils]: For program point L370(lines 370 582) no Hoare annotation was computed. [2021-01-06 13:32:03,251 INFO L189 CegarLoopUtils]: For program point L205-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,251 INFO L189 CegarLoopUtils]: For program point L172-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,251 INFO L189 CegarLoopUtils]: For program point L139-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,251 INFO L189 CegarLoopUtils]: For program point L106-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,252 INFO L189 CegarLoopUtils]: For program point L73-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,252 INFO L189 CegarLoopUtils]: For program point L40-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,252 INFO L189 CegarLoopUtils]: For program point L536(lines 536 582) no Hoare annotation was computed. [2021-01-06 13:32:03,252 INFO L189 CegarLoopUtils]: For program point L503(lines 503 582) no Hoare annotation was computed. [2021-01-06 13:32:03,252 INFO L189 CegarLoopUtils]: For program point L470(lines 470 582) no Hoare annotation was computed. [2021-01-06 13:32:03,252 INFO L189 CegarLoopUtils]: For program point L206(line 206) no Hoare annotation was computed. [2021-01-06 13:32:03,257 INFO L189 CegarLoopUtils]: For program point L173(line 173) no Hoare annotation was computed. [2021-01-06 13:32:03,257 INFO L189 CegarLoopUtils]: For program point L140(line 140) no Hoare annotation was computed. [2021-01-06 13:32:03,258 INFO L189 CegarLoopUtils]: For program point L107(line 107) no Hoare annotation was computed. [2021-01-06 13:32:03,258 INFO L189 CegarLoopUtils]: For program point L74(line 74) no Hoare annotation was computed. [2021-01-06 13:32:03,258 INFO L189 CegarLoopUtils]: For program point L41(line 41) no Hoare annotation was computed. [2021-01-06 13:32:03,258 INFO L189 CegarLoopUtils]: For program point L339(lines 339 582) no Hoare annotation was computed. [2021-01-06 13:32:03,258 INFO L189 CegarLoopUtils]: For program point L306(lines 306 582) no Hoare annotation was computed. [2021-01-06 13:32:03,263 INFO L189 CegarLoopUtils]: For program point L241(lines 241 582) no Hoare annotation was computed. [2021-01-06 13:32:03,265 INFO L189 CegarLoopUtils]: For program point L208-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,265 INFO L189 CegarLoopUtils]: For program point L175-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,265 INFO L189 CegarLoopUtils]: For program point L142-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,272 INFO L189 CegarLoopUtils]: For program point L109-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,272 INFO L189 CegarLoopUtils]: For program point L76-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,272 INFO L189 CegarLoopUtils]: For program point L43-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,273 INFO L189 CegarLoopUtils]: For program point L539(lines 539 582) no Hoare annotation was computed. [2021-01-06 13:32:03,273 INFO L189 CegarLoopUtils]: For program point L440(lines 440 582) no Hoare annotation was computed. [2021-01-06 13:32:03,273 INFO L189 CegarLoopUtils]: For program point L275(lines 275 582) no Hoare annotation was computed. [2021-01-06 13:32:03,273 INFO L189 CegarLoopUtils]: For program point L209(line 209) no Hoare annotation was computed. [2021-01-06 13:32:03,273 INFO L189 CegarLoopUtils]: For program point L176(line 176) no Hoare annotation was computed. [2021-01-06 13:32:03,273 INFO L189 CegarLoopUtils]: For program point L143(line 143) no Hoare annotation was computed. [2021-01-06 13:32:03,274 INFO L189 CegarLoopUtils]: For program point L110(line 110) no Hoare annotation was computed. [2021-01-06 13:32:03,274 INFO L189 CegarLoopUtils]: For program point L77(line 77) no Hoare annotation was computed. [2021-01-06 13:32:03,274 INFO L189 CegarLoopUtils]: For program point L44(line 44) no Hoare annotation was computed. [2021-01-06 13:32:03,275 INFO L189 CegarLoopUtils]: For program point L573(lines 573 582) no Hoare annotation was computed. [2021-01-06 13:32:03,275 INFO L189 CegarLoopUtils]: For program point L408(lines 408 582) no Hoare annotation was computed. [2021-01-06 13:32:03,275 INFO L189 CegarLoopUtils]: For program point L375(lines 375 582) no Hoare annotation was computed. [2021-01-06 13:32:03,275 INFO L189 CegarLoopUtils]: For program point L475(lines 475 582) no Hoare annotation was computed. [2021-01-06 13:32:03,275 INFO L189 CegarLoopUtils]: For program point L211-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,275 INFO L189 CegarLoopUtils]: For program point L178-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,276 INFO L189 CegarLoopUtils]: For program point L145-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,276 INFO L189 CegarLoopUtils]: For program point L112-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,276 INFO L189 CegarLoopUtils]: For program point L79-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,276 INFO L189 CegarLoopUtils]: For program point L46-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,276 INFO L189 CegarLoopUtils]: For program point L509(lines 509 582) no Hoare annotation was computed. [2021-01-06 13:32:03,276 INFO L189 CegarLoopUtils]: For program point L311(lines 311 582) no Hoare annotation was computed. [2021-01-06 13:32:03,276 INFO L189 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2021-01-06 13:32:03,276 INFO L189 CegarLoopUtils]: For program point L179(line 179) no Hoare annotation was computed. [2021-01-06 13:32:03,277 INFO L189 CegarLoopUtils]: For program point L146(line 146) no Hoare annotation was computed. [2021-01-06 13:32:03,277 INFO L189 CegarLoopUtils]: For program point L113(line 113) no Hoare annotation was computed. [2021-01-06 13:32:03,277 INFO L189 CegarLoopUtils]: For program point L80(line 80) no Hoare annotation was computed. [2021-01-06 13:32:03,277 INFO L189 CegarLoopUtils]: For program point L47(line 47) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L345(lines 345 582) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L246(lines 246 582) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L544(lines 544 582) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L181-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L148-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L115-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L82-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L49-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,278 INFO L189 CegarLoopUtils]: For program point L446(lines 446 582) no Hoare annotation was computed. [2021-01-06 13:32:03,279 INFO L189 CegarLoopUtils]: For program point L413(lines 413 582) no Hoare annotation was computed. [2021-01-06 13:32:03,279 INFO L189 CegarLoopUtils]: For program point L380(lines 380 582) no Hoare annotation was computed. [2021-01-06 13:32:03,279 INFO L189 CegarLoopUtils]: For program point L281(lines 281 582) no Hoare annotation was computed. [2021-01-06 13:32:03,279 INFO L189 CegarLoopUtils]: For program point L182(line 182) no Hoare annotation was computed. [2021-01-06 13:32:03,279 INFO L189 CegarLoopUtils]: For program point L149(line 149) no Hoare annotation was computed. [2021-01-06 13:32:03,279 INFO L189 CegarLoopUtils]: For program point L116(line 116) no Hoare annotation was computed. [2021-01-06 13:32:03,279 INFO L189 CegarLoopUtils]: For program point L83(line 83) no Hoare annotation was computed. [2021-01-06 13:32:03,279 INFO L189 CegarLoopUtils]: For program point L50(line 50) no Hoare annotation was computed. [2021-01-06 13:32:03,280 INFO L189 CegarLoopUtils]: For program point L579(lines 579 582) no Hoare annotation was computed. [2021-01-06 13:32:03,280 INFO L189 CegarLoopUtils]: For program point L249(lines 249 582) no Hoare annotation was computed. [2021-01-06 13:32:03,280 INFO L189 CegarLoopUtils]: For program point L514(lines 514 582) no Hoare annotation was computed. [2021-01-06 13:32:03,280 INFO L189 CegarLoopUtils]: For program point L481(lines 481 582) no Hoare annotation was computed. [2021-01-06 13:32:03,281 INFO L189 CegarLoopUtils]: For program point L316(lines 316 582) no Hoare annotation was computed. [2021-01-06 13:32:03,281 INFO L189 CegarLoopUtils]: For program point L184-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,281 INFO L189 CegarLoopUtils]: For program point L151-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,281 INFO L189 CegarLoopUtils]: For program point L118-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,281 INFO L189 CegarLoopUtils]: For program point L85-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,282 INFO L189 CegarLoopUtils]: For program point L52-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,282 INFO L189 CegarLoopUtils]: For program point L350(lines 350 582) no Hoare annotation was computed. [2021-01-06 13:32:03,282 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-01-06 13:32:03,282 INFO L189 CegarLoopUtils]: For program point L185(line 185) no Hoare annotation was computed. [2021-01-06 13:32:03,282 INFO L189 CegarLoopUtils]: For program point L152(line 152) no Hoare annotation was computed. [2021-01-06 13:32:03,282 INFO L189 CegarLoopUtils]: For program point L119(line 119) no Hoare annotation was computed. [2021-01-06 13:32:03,282 INFO L189 CegarLoopUtils]: For program point L86(line 86) no Hoare annotation was computed. [2021-01-06 13:32:03,282 INFO L189 CegarLoopUtils]: For program point L53(line 53) no Hoare annotation was computed. [2021-01-06 13:32:03,284 INFO L185 CegarLoopUtils]: At program point L583(lines 30 584) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and .cse0 (= ~a10~0 2) .cse1) (and .cse0 .cse1 (not (= 7 ~a19~0))) (and (= ~a10~0 1) .cse0 .cse1))) [2021-01-06 13:32:03,284 INFO L189 CegarLoopUtils]: For program point L550(lines 550 582) no Hoare annotation was computed. [2021-01-06 13:32:03,284 INFO L189 CegarLoopUtils]: For program point L418(lines 418 582) no Hoare annotation was computed. [2021-01-06 13:32:03,284 INFO L189 CegarLoopUtils]: For program point L385(lines 385 582) no Hoare annotation was computed. [2021-01-06 13:32:03,284 INFO L189 CegarLoopUtils]: For program point L220(lines 220 582) no Hoare annotation was computed. [2021-01-06 13:32:03,284 INFO L189 CegarLoopUtils]: For program point L187-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,284 INFO L189 CegarLoopUtils]: For program point L154-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,284 INFO L189 CegarLoopUtils]: For program point L121-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,285 INFO L189 CegarLoopUtils]: For program point L88-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,285 INFO L189 CegarLoopUtils]: For program point L55-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,285 INFO L189 CegarLoopUtils]: For program point L452(lines 452 582) no Hoare annotation was computed. [2021-01-06 13:32:03,285 INFO L189 CegarLoopUtils]: For program point L287(lines 287 582) no Hoare annotation was computed. [2021-01-06 13:32:03,285 INFO L189 CegarLoopUtils]: For program point L254(lines 254 582) no Hoare annotation was computed. [2021-01-06 13:32:03,285 INFO L189 CegarLoopUtils]: For program point L188(line 188) no Hoare annotation was computed. [2021-01-06 13:32:03,285 INFO L189 CegarLoopUtils]: For program point L155(line 155) no Hoare annotation was computed. [2021-01-06 13:32:03,286 INFO L189 CegarLoopUtils]: For program point L122(line 122) no Hoare annotation was computed. [2021-01-06 13:32:03,286 INFO L189 CegarLoopUtils]: For program point L89(line 89) no Hoare annotation was computed. [2021-01-06 13:32:03,286 INFO L189 CegarLoopUtils]: For program point L56(line 56) no Hoare annotation was computed. [2021-01-06 13:32:03,286 INFO L189 CegarLoopUtils]: For program point L519(lines 519 582) no Hoare annotation was computed. [2021-01-06 13:32:03,286 INFO L189 CegarLoopUtils]: For program point L486(lines 486 582) no Hoare annotation was computed. [2021-01-06 13:32:03,286 INFO L192 CegarLoopUtils]: At program point L586(lines 586 602) the Hoare annotation is: true [2021-01-06 13:32:03,286 INFO L189 CegarLoopUtils]: For program point L388(lines 388 582) no Hoare annotation was computed. [2021-01-06 13:32:03,286 INFO L189 CegarLoopUtils]: For program point L355(lines 355 582) no Hoare annotation was computed. [2021-01-06 13:32:03,286 INFO L189 CegarLoopUtils]: For program point L322(lines 322 582) no Hoare annotation was computed. [2021-01-06 13:32:03,287 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-01-06 13:32:03,287 INFO L189 CegarLoopUtils]: For program point L190-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,287 INFO L189 CegarLoopUtils]: For program point L157-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,287 INFO L189 CegarLoopUtils]: For program point L124-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,287 INFO L189 CegarLoopUtils]: For program point L91-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,287 INFO L189 CegarLoopUtils]: For program point L58-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,287 INFO L189 CegarLoopUtils]: For program point L191(line 191) no Hoare annotation was computed. [2021-01-06 13:32:03,287 INFO L189 CegarLoopUtils]: For program point L158(line 158) no Hoare annotation was computed. [2021-01-06 13:32:03,288 INFO L189 CegarLoopUtils]: For program point L125(line 125) no Hoare annotation was computed. [2021-01-06 13:32:03,288 INFO L189 CegarLoopUtils]: For program point L92(line 92) no Hoare annotation was computed. [2021-01-06 13:32:03,288 INFO L189 CegarLoopUtils]: For program point L59(line 59) no Hoare annotation was computed. [2021-01-06 13:32:03,288 INFO L189 CegarLoopUtils]: For program point L555(lines 555 582) no Hoare annotation was computed. [2021-01-06 13:32:03,288 INFO L189 CegarLoopUtils]: For program point L225(lines 225 582) no Hoare annotation was computed. [2021-01-06 13:32:03,288 INFO L189 CegarLoopUtils]: For program point L424(lines 424 582) no Hoare annotation was computed. [2021-01-06 13:32:03,288 INFO L189 CegarLoopUtils]: For program point L259(lines 259 582) no Hoare annotation was computed. [2021-01-06 13:32:03,288 INFO L189 CegarLoopUtils]: For program point L193-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,289 INFO L189 CegarLoopUtils]: For program point L160-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,289 INFO L189 CegarLoopUtils]: For program point L127-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,289 INFO L189 CegarLoopUtils]: For program point L94-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,290 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-01-06 13:32:03,290 INFO L189 CegarLoopUtils]: For program point L61-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,290 INFO L189 CegarLoopUtils]: For program point L524(lines 524 582) no Hoare annotation was computed. [2021-01-06 13:32:03,291 INFO L189 CegarLoopUtils]: For program point L491(lines 491 582) no Hoare annotation was computed. [2021-01-06 13:32:03,291 INFO L189 CegarLoopUtils]: For program point L458(lines 458 582) no Hoare annotation was computed. [2021-01-06 13:32:03,291 INFO L189 CegarLoopUtils]: For program point L293(lines 293 582) no Hoare annotation was computed. [2021-01-06 13:32:03,291 INFO L189 CegarLoopUtils]: For program point L194(line 194) no Hoare annotation was computed. [2021-01-06 13:32:03,291 INFO L189 CegarLoopUtils]: For program point L161(line 161) no Hoare annotation was computed. [2021-01-06 13:32:03,291 INFO L189 CegarLoopUtils]: For program point L128(line 128) no Hoare annotation was computed. [2021-01-06 13:32:03,291 INFO L189 CegarLoopUtils]: For program point L95(line 95) no Hoare annotation was computed. [2021-01-06 13:32:03,291 INFO L189 CegarLoopUtils]: For program point L62(line 62) no Hoare annotation was computed. [2021-01-06 13:32:03,292 INFO L189 CegarLoopUtils]: For program point L558(lines 558 582) no Hoare annotation was computed. [2021-01-06 13:32:03,292 INFO L189 CegarLoopUtils]: For program point L393(lines 393 582) no Hoare annotation was computed. [2021-01-06 13:32:03,292 INFO L189 CegarLoopUtils]: For program point L327(lines 327 582) no Hoare annotation was computed. [2021-01-06 13:32:03,292 INFO L185 CegarLoopUtils]: At program point L592-2(lines 592 601) the Hoare annotation is: (let ((.cse0 (= 14 ~a4~0)) (.cse1 (= ~a12~0 0))) (or (and .cse0 (= ~a10~0 2) .cse1) (and .cse0 .cse1 (not (= 7 ~a19~0))) (and (= ~a10~0 1) .cse0 .cse1))) [2021-01-06 13:32:03,292 INFO L189 CegarLoopUtils]: For program point L361(lines 361 582) no Hoare annotation was computed. [2021-01-06 13:32:03,295 INFO L189 CegarLoopUtils]: For program point L196-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,295 INFO L189 CegarLoopUtils]: For program point L163-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,295 INFO L189 CegarLoopUtils]: For program point L130-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,295 INFO L189 CegarLoopUtils]: For program point L97-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,295 INFO L189 CegarLoopUtils]: For program point L31(lines 31 33) no Hoare annotation was computed. [2021-01-06 13:32:03,298 INFO L189 CegarLoopUtils]: For program point L64-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,298 INFO L189 CegarLoopUtils]: For program point L31-2(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,298 INFO L189 CegarLoopUtils]: For program point L527(lines 527 582) no Hoare annotation was computed. [2021-01-06 13:32:03,298 INFO L189 CegarLoopUtils]: For program point L296(lines 296 582) no Hoare annotation was computed. [2021-01-06 13:32:03,298 INFO L189 CegarLoopUtils]: For program point L230(lines 230 582) no Hoare annotation was computed. [2021-01-06 13:32:03,299 INFO L189 CegarLoopUtils]: For program point L197(line 197) no Hoare annotation was computed. [2021-01-06 13:32:03,299 INFO L189 CegarLoopUtils]: For program point L164(line 164) no Hoare annotation was computed. [2021-01-06 13:32:03,299 INFO L189 CegarLoopUtils]: For program point L131(line 131) no Hoare annotation was computed. [2021-01-06 13:32:03,299 INFO L189 CegarLoopUtils]: For program point L98(line 98) no Hoare annotation was computed. [2021-01-06 13:32:03,299 INFO L189 CegarLoopUtils]: For program point L65(line 65) no Hoare annotation was computed. [2021-01-06 13:32:03,299 INFO L189 CegarLoopUtils]: For program point L32(line 32) no Hoare annotation was computed. [2021-01-06 13:32:03,299 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 167) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point L429(lines 429 582) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point L330(lines 330 582) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point L264(lines 264 582) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point L364(lines 364 582) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point L199-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point L166-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point L133-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,300 INFO L189 CegarLoopUtils]: For program point L100-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,301 INFO L189 CegarLoopUtils]: For program point L67-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,301 INFO L189 CegarLoopUtils]: For program point L34-1(lines 30 584) no Hoare annotation was computed. [2021-01-06 13:32:03,301 INFO L189 CegarLoopUtils]: For program point L497(lines 497 582) no Hoare annotation was computed. [2021-01-06 13:32:03,301 INFO L189 CegarLoopUtils]: For program point L464(lines 464 582) no Hoare annotation was computed. [2021-01-06 13:32:03,301 INFO L189 CegarLoopUtils]: For program point L398(lines 398 582) no Hoare annotation was computed. [2021-01-06 13:32:03,301 INFO L189 CegarLoopUtils]: For program point L200(line 200) no Hoare annotation was computed. [2021-01-06 13:32:03,301 INFO L189 CegarLoopUtils]: For program point L167(line 167) no Hoare annotation was computed. [2021-01-06 13:32:03,301 INFO L189 CegarLoopUtils]: For program point L134(line 134) no Hoare annotation was computed. [2021-01-06 13:32:03,302 INFO L189 CegarLoopUtils]: For program point L101(line 101) no Hoare annotation was computed. [2021-01-06 13:32:03,302 INFO L189 CegarLoopUtils]: For program point L68(line 68) no Hoare annotation was computed. [2021-01-06 13:32:03,302 INFO L189 CegarLoopUtils]: For program point L35(line 35) no Hoare annotation was computed. [2021-01-06 13:32:03,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.01 01:32:03 BoogieIcfgContainer [2021-01-06 13:32:03,330 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-01-06 13:32:03,331 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-01-06 13:32:03,331 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-01-06 13:32:03,332 INFO L275 PluginConnector]: Witness Printer initialized [2021-01-06 13:32:03,332 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 01:31:56" (3/4) ... [2021-01-06 13:32:03,337 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-01-06 13:32:03,373 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-01-06 13:32:03,374 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-01-06 13:32:03,375 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 13:32:03,377 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-01-06 13:32:03,613 INFO L141 WitnessManager]: Wrote witness to /storage/repos/svcomp/c/eca-rers2012/Problem10_label35.c-witness.graphml [2021-01-06 13:32:03,614 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-01-06 13:32:03,616 INFO L168 Benchmark]: Toolchain (without parser) took 9985.79 ms. Allocated memory was 151.0 MB in the beginning and 235.9 MB in the end (delta: 84.9 MB). Free memory was 124.5 MB in the beginning and 143.6 MB in the end (delta: -19.2 MB). Peak memory consumption was 66.9 MB. Max. memory is 8.0 GB. [2021-01-06 13:32:03,617 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 122.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-01-06 13:32:03,617 INFO L168 Benchmark]: CACSL2BoogieTranslator took 844.17 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 129.5 MB in the end (delta: -5.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 8.0 GB. [2021-01-06 13:32:03,618 INFO L168 Benchmark]: Boogie Procedure Inliner took 109.87 ms. Allocated memory is still 151.0 MB. Free memory was 129.0 MB in the beginning and 121.2 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. [2021-01-06 13:32:03,618 INFO L168 Benchmark]: Boogie Preprocessor took 91.00 ms. Allocated memory is still 151.0 MB. Free memory was 121.2 MB in the beginning and 116.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-01-06 13:32:03,619 INFO L168 Benchmark]: RCFGBuilder took 1957.02 ms. Allocated memory is still 151.0 MB. Free memory was 115.9 MB in the beginning and 91.0 MB in the end (delta: 24.9 MB). Peak memory consumption was 76.8 MB. Max. memory is 8.0 GB. [2021-01-06 13:32:03,619 INFO L168 Benchmark]: TraceAbstraction took 6689.42 ms. Allocated memory was 151.0 MB in the beginning and 235.9 MB in the end (delta: 84.9 MB). Free memory was 90.5 MB in the beginning and 158.5 MB in the end (delta: -68.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 8.0 GB. [2021-01-06 13:32:03,620 INFO L168 Benchmark]: Witness Printer took 282.64 ms. Allocated memory is still 235.9 MB. Free memory was 158.5 MB in the beginning and 143.6 MB in the end (delta: 14.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 8.0 GB. [2021-01-06 13:32:03,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 151.0 MB. Free memory is still 122.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 844.17 ms. Allocated memory is still 151.0 MB. Free memory was 124.3 MB in the beginning and 129.5 MB in the end (delta: -5.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 109.87 ms. Allocated memory is still 151.0 MB. Free memory was 129.0 MB in the beginning and 121.2 MB in the end (delta: 7.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 91.00 ms. Allocated memory is still 151.0 MB. Free memory was 121.2 MB in the beginning and 116.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1957.02 ms. Allocated memory is still 151.0 MB. Free memory was 115.9 MB in the beginning and 91.0 MB in the end (delta: 24.9 MB). Peak memory consumption was 76.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6689.42 ms. Allocated memory was 151.0 MB in the beginning and 235.9 MB in the end (delta: 84.9 MB). Free memory was 90.5 MB in the beginning and 158.5 MB in the end (delta: -68.0 MB). Peak memory consumption was 16.9 MB. Max. memory is 8.0 GB. * Witness Printer took 282.64 ms. Allocated memory is still 235.9 MB. Free memory was 158.5 MB in the beginning and 143.6 MB in the end (delta: 14.8 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: 167]: 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: (((14 == a4 && a10 == 2) && a12 == 0) || ((14 == a4 && a12 == 0) && !(7 == a19))) || ((a10 == 1 && 14 == a4) && a12 == 0) - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: (((14 == a4 && a10 == 2) && a12 == 0) || ((14 == a4 && a12 == 0) && !(7 == a19))) || ((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: 6.3s, OverallIterations: 5, TraceHistogramMax: 3, AutomataDifference: 4.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 463 SDtfs, 864 SDslu, 34 SDs, 0 SdLazy, 2227 SolverSat, 511 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=699occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 139 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 22 NumberOfFragments, 65 HoareAnnotationTreeSize, 3 FomulaSimplifications, 202 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 12 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 859 NumberOfCodeBlocks, 859 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 854 ConstructedInterpolants, 0 QuantifiedInterpolants, 566420 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 555/555 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...