/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_label50.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-bitabs-178dd20 [2021-01-06 13:32:11,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-01-06 13:32:11,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-01-06 13:32:11,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-01-06 13:32:11,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-01-06 13:32:11,962 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-01-06 13:32:11,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-01-06 13:32:11,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-01-06 13:32:11,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-01-06 13:32:11,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-01-06 13:32:11,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-01-06 13:32:11,995 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-01-06 13:32:11,995 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-01-06 13:32:11,998 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-01-06 13:32:12,000 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-01-06 13:32:12,002 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-01-06 13:32:12,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-01-06 13:32:12,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-01-06 13:32:12,014 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-01-06 13:32:12,022 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-01-06 13:32:12,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-01-06 13:32:12,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-01-06 13:32:12,028 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-01-06 13:32:12,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-01-06 13:32:12,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-01-06 13:32:12,045 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-01-06 13:32:12,046 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-01-06 13:32:12,048 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-01-06 13:32:12,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-01-06 13:32:12,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-01-06 13:32:12,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-01-06 13:32:12,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-01-06 13:32:12,052 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-01-06 13:32:12,052 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-01-06 13:32:12,053 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-01-06 13:32:12,054 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-01-06 13:32:12,058 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 13:32:12,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-01-06 13:32:12,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-01-06 13:32:12,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-01-06 13:32:12,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-01-06 13:32:12,108 INFO L138 SettingsManager]: * Use SBE=true [2021-01-06 13:32:12,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-01-06 13:32:12,108 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-01-06 13:32:12,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-01-06 13:32:12,109 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-01-06 13:32:12,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-01-06 13:32:12,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-01-06 13:32:12,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-01-06 13:32:12,109 INFO L138 SettingsManager]: * Use constant arrays=true [2021-01-06 13:32:12,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-01-06 13:32:12,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-01-06 13:32:12,110 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-01-06 13:32:12,110 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-01-06 13:32:12,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 13:32:12,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-01-06 13:32:12,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-01-06 13:32:12,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-01-06 13:32:12,111 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-01-06 13:32:12,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-01-06 13:32:12,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-01-06 13:32:12,112 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-01-06 13:32:12,112 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-01-06 13:32:12,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-01-06 13:32:12,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-01-06 13:32:12,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-01-06 13:32:12,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-01-06 13:32:12,565 INFO L275 PluginConnector]: CDTParser initialized [2021-01-06 13:32:12,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem10_label50.c [2021-01-06 13:32:12,653 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d527d0e97/8e3f287c7bd642bd894ba59f6dad7b9e/FLAG2d184fdf6 [2021-01-06 13:32:13,597 INFO L306 CDTParser]: Found 1 translation units. [2021-01-06 13:32:13,600 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-bitabs/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem10_label50.c [2021-01-06 13:32:13,620 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d527d0e97/8e3f287c7bd642bd894ba59f6dad7b9e/FLAG2d184fdf6 [2021-01-06 13:32:13,777 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/data/d527d0e97/8e3f287c7bd642bd894ba59f6dad7b9e [2021-01-06 13:32:13,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-01-06 13:32:13,783 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-01-06 13:32:13,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-01-06 13:32:13,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-01-06 13:32:13,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-01-06 13:32:13,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 01:32:13" (1/1) ... [2021-01-06 13:32:13,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55ca2375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:13, skipping insertion in model container [2021-01-06 13:32:13,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.01 01:32:13" (1/1) ... [2021-01-06 13:32:13,806 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-01-06 13:32:13,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-01-06 13:32:14,075 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_label50.c[1307,1320] 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 13:32:14,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 13:32:14,391 INFO L203 MainTranslator]: Completed pre-run [2021-01-06 13:32:14,422 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_label50.c[1307,1320] 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 13:32:14,556 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-01-06 13:32:14,576 INFO L208 MainTranslator]: Completed translation [2021-01-06 13:32:14,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14 WrapperNode [2021-01-06 13:32:14,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-01-06 13:32:14,579 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-01-06 13:32:14,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-01-06 13:32:14,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-01-06 13:32:14,588 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,611 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-01-06 13:32:14,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-01-06 13:32:14,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-01-06 13:32:14,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-01-06 13:32:14,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,713 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,773 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... [2021-01-06 13:32:14,795 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-01-06 13:32:14,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-01-06 13:32:14,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-01-06 13:32:14,798 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-01-06 13:32:14,798 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (1/1) ... No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-01-06 13:32:14,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-01-06 13:32:14,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-01-06 13:32:14,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-01-06 13:32:14,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-01-06 13:32:16,450 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-01-06 13:32:16,451 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-01-06 13:32:16,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 01:32:16 BoogieIcfgContainer [2021-01-06 13:32:16,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-01-06 13:32:16,458 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-01-06 13:32:16,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-01-06 13:32:16,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-01-06 13:32:16,466 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.01 01:32:13" (1/3) ... [2021-01-06 13:32:16,467 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69881dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 01:32:16, skipping insertion in model container [2021-01-06 13:32:16,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.01 01:32:14" (2/3) ... [2021-01-06 13:32:16,468 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69881dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.01 01:32:16, skipping insertion in model container [2021-01-06 13:32:16,468 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.01 01:32:16" (3/3) ... [2021-01-06 13:32:16,471 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem10_label50.c [2021-01-06 13:32:16,479 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-01-06 13:32:16,485 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-01-06 13:32:16,506 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-01-06 13:32:16,537 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-01-06 13:32:16,537 INFO L378 AbstractCegarLoop]: Hoare is true [2021-01-06 13:32:16,538 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-01-06 13:32:16,538 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-01-06 13:32:16,538 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-01-06 13:32:16,538 INFO L382 AbstractCegarLoop]: Difference is false [2021-01-06 13:32:16,538 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-01-06 13:32:16,539 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-01-06 13:32:16,562 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states. [2021-01-06 13:32:16,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-01-06 13:32:16,568 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:16,569 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 13:32:16,569 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:16,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:16,576 INFO L82 PathProgramCache]: Analyzing trace with hash 647015545, now seen corresponding path program 1 times [2021-01-06 13:32:16,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:16,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406910063] [2021-01-06 13:32:16,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:16,799 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 13:32:16,800 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406910063] [2021-01-06 13:32:16,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:16,802 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 13:32:16,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073422859] [2021-01-06 13:32:16,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:16,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:16,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:16,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:16,835 INFO L87 Difference]: Start difference. First operand 206 states. Second operand 3 states. [2021-01-06 13:32:17,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:17,890 INFO L93 Difference]: Finished difference Result 552 states and 966 transitions. [2021-01-06 13:32:17,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:17,892 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2021-01-06 13:32:17,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:17,909 INFO L225 Difference]: With dead ends: 552 [2021-01-06 13:32:17,909 INFO L226 Difference]: Without dead ends: 282 [2021-01-06 13:32:17,914 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 13:32:17,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2021-01-06 13:32:17,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 282. [2021-01-06 13:32:17,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 282 states. [2021-01-06 13:32:17,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 282 states and 432 transitions. [2021-01-06 13:32:17,983 INFO L78 Accepts]: Start accepts. Automaton has 282 states and 432 transitions. Word has length 9 [2021-01-06 13:32:17,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:17,984 INFO L481 AbstractCegarLoop]: Abstraction has 282 states and 432 transitions. [2021-01-06 13:32:17,984 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:17,984 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 432 transitions. [2021-01-06 13:32:17,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-01-06 13:32:17,987 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:17,988 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-01-06 13:32:17,988 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-01-06 13:32:17,988 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:17,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:17,989 INFO L82 PathProgramCache]: Analyzing trace with hash 1553241361, now seen corresponding path program 1 times [2021-01-06 13:32:17,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:17,990 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693499709] [2021-01-06 13:32:17,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:18,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:18,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693499709] [2021-01-06 13:32:18,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:18,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 13:32:18,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050911165] [2021-01-06 13:32:18,281 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:18,282 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:18,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:18,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:18,284 INFO L87 Difference]: Start difference. First operand 282 states and 432 transitions. Second operand 3 states. [2021-01-06 13:32:18,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:18,951 INFO L93 Difference]: Finished difference Result 701 states and 1076 transitions. [2021-01-06 13:32:18,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:18,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 78 [2021-01-06 13:32:18,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:18,956 INFO L225 Difference]: With dead ends: 701 [2021-01-06 13:32:18,956 INFO L226 Difference]: Without dead ends: 421 [2021-01-06 13:32:18,958 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 13:32:18,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-01-06 13:32:18,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2021-01-06 13:32:18,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2021-01-06 13:32:18,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 606 transitions. [2021-01-06 13:32:18,986 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 606 transitions. Word has length 78 [2021-01-06 13:32:18,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:18,987 INFO L481 AbstractCegarLoop]: Abstraction has 421 states and 606 transitions. [2021-01-06 13:32:18,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:18,987 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 606 transitions. [2021-01-06 13:32:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-01-06 13:32:18,990 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:18,990 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-01-06 13:32:18,991 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-01-06 13:32:18,991 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:18,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:18,992 INFO L82 PathProgramCache]: Analyzing trace with hash 422285312, now seen corresponding path program 1 times [2021-01-06 13:32:18,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:18,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436320947] [2021-01-06 13:32:18,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:19,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:19,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436320947] [2021-01-06 13:32:19,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:19,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:19,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754688578] [2021-01-06 13:32:19,100 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:19,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:19,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:19,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:19,102 INFO L87 Difference]: Start difference. First operand 421 states and 606 transitions. Second operand 3 states. [2021-01-06 13:32:20,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:20,001 INFO L93 Difference]: Finished difference Result 1118 states and 1639 transitions. [2021-01-06 13:32:20,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:20,007 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 84 [2021-01-06 13:32:20,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:20,016 INFO L225 Difference]: With dead ends: 1118 [2021-01-06 13:32:20,016 INFO L226 Difference]: Without dead ends: 838 [2021-01-06 13:32:20,018 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 13:32:20,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2021-01-06 13:32:20,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 699. [2021-01-06 13:32:20,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2021-01-06 13:32:20,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 929 transitions. [2021-01-06 13:32:20,068 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 929 transitions. Word has length 84 [2021-01-06 13:32:20,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:20,069 INFO L481 AbstractCegarLoop]: Abstraction has 699 states and 929 transitions. [2021-01-06 13:32:20,069 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:20,069 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 929 transitions. [2021-01-06 13:32:20,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-01-06 13:32:20,074 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:20,074 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 13:32:20,074 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-01-06 13:32:20,074 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:20,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:20,075 INFO L82 PathProgramCache]: Analyzing trace with hash 550866738, now seen corresponding path program 1 times [2021-01-06 13:32:20,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:20,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369438638] [2021-01-06 13:32:20,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:20,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:20,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369438638] [2021-01-06 13:32:20,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:20,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:20,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [209093899] [2021-01-06 13:32:20,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 13:32:20,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:20,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 13:32:20,392 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-01-06 13:32:20,392 INFO L87 Difference]: Start difference. First operand 699 states and 929 transitions. Second operand 4 states. [2021-01-06 13:32:21,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:21,277 INFO L93 Difference]: Finished difference Result 1129 states and 1544 transitions. [2021-01-06 13:32:21,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-01-06 13:32:21,281 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 103 [2021-01-06 13:32:21,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:21,286 INFO L225 Difference]: With dead ends: 1129 [2021-01-06 13:32:21,286 INFO L226 Difference]: Without dead ends: 571 [2021-01-06 13:32:21,287 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 13:32:21,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2021-01-06 13:32:21,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 560. [2021-01-06 13:32:21,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2021-01-06 13:32:21,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 750 transitions. [2021-01-06 13:32:21,307 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 750 transitions. Word has length 103 [2021-01-06 13:32:21,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:21,311 INFO L481 AbstractCegarLoop]: Abstraction has 560 states and 750 transitions. [2021-01-06 13:32:21,311 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 13:32:21,311 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 750 transitions. [2021-01-06 13:32:21,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-01-06 13:32:21,325 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:21,325 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 13:32:21,326 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-01-06 13:32:21,326 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:21,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:21,327 INFO L82 PathProgramCache]: Analyzing trace with hash 2132078718, now seen corresponding path program 1 times [2021-01-06 13:32:21,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:21,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566937329] [2021-01-06 13:32:21,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:21,515 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-01-06 13:32:21,516 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566937329] [2021-01-06 13:32:21,516 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:21,516 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-01-06 13:32:21,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915671020] [2021-01-06 13:32:21,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:21,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:21,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:21,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:21,519 INFO L87 Difference]: Start difference. First operand 560 states and 750 transitions. Second operand 3 states. [2021-01-06 13:32:22,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:22,259 INFO L93 Difference]: Finished difference Result 1257 states and 1742 transitions. [2021-01-06 13:32:22,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:22,260 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 144 [2021-01-06 13:32:22,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:22,266 INFO L225 Difference]: With dead ends: 1257 [2021-01-06 13:32:22,266 INFO L226 Difference]: Without dead ends: 838 [2021-01-06 13:32:22,267 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 13:32:22,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2021-01-06 13:32:22,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2021-01-06 13:32:22,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 838 states. [2021-01-06 13:32:22,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1068 transitions. [2021-01-06 13:32:22,291 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1068 transitions. Word has length 144 [2021-01-06 13:32:22,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:22,292 INFO L481 AbstractCegarLoop]: Abstraction has 838 states and 1068 transitions. [2021-01-06 13:32:22,292 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:22,292 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1068 transitions. [2021-01-06 13:32:22,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-01-06 13:32:22,296 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:22,296 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 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 13:32:22,296 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-01-06 13:32:22,297 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:22,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:22,298 INFO L82 PathProgramCache]: Analyzing trace with hash -627353775, now seen corresponding path program 1 times [2021-01-06 13:32:22,298 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:22,298 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491018622] [2021-01-06 13:32:22,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:22,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:22,438 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:22,438 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491018622] [2021-01-06 13:32:22,439 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:22,439 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:22,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155818341] [2021-01-06 13:32:22,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:22,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:22,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:22,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:22,442 INFO L87 Difference]: Start difference. First operand 838 states and 1068 transitions. Second operand 3 states. [2021-01-06 13:32:23,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:23,112 INFO L93 Difference]: Finished difference Result 1813 states and 2369 transitions. [2021-01-06 13:32:23,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:23,113 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2021-01-06 13:32:23,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:23,119 INFO L225 Difference]: With dead ends: 1813 [2021-01-06 13:32:23,119 INFO L226 Difference]: Without dead ends: 1116 [2021-01-06 13:32:23,121 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 13:32:23,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2021-01-06 13:32:23,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 1116. [2021-01-06 13:32:23,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1116 states. [2021-01-06 13:32:23,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 1116 states and 1367 transitions. [2021-01-06 13:32:23,149 INFO L78 Accepts]: Start accepts. Automaton has 1116 states and 1367 transitions. Word has length 161 [2021-01-06 13:32:23,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:23,149 INFO L481 AbstractCegarLoop]: Abstraction has 1116 states and 1367 transitions. [2021-01-06 13:32:23,149 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:23,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1367 transitions. [2021-01-06 13:32:23,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-01-06 13:32:23,152 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:23,153 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:23,153 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-01-06 13:32:23,153 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:23,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:23,154 INFO L82 PathProgramCache]: Analyzing trace with hash -271102904, now seen corresponding path program 1 times [2021-01-06 13:32:23,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:23,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1723299585] [2021-01-06 13:32:23,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:23,273 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-01-06 13:32:23,274 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1723299585] [2021-01-06 13:32:23,274 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:23,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:23,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436489488] [2021-01-06 13:32:23,275 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:23,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:23,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:23,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:23,276 INFO L87 Difference]: Start difference. First operand 1116 states and 1367 transitions. Second operand 3 states. [2021-01-06 13:32:23,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:23,952 INFO L93 Difference]: Finished difference Result 2369 states and 2967 transitions. [2021-01-06 13:32:23,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:23,953 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 183 [2021-01-06 13:32:23,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:23,960 INFO L225 Difference]: With dead ends: 2369 [2021-01-06 13:32:23,960 INFO L226 Difference]: Without dead ends: 1394 [2021-01-06 13:32:23,962 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 13:32:23,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1394 states. [2021-01-06 13:32:23,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1394 to 1255. [2021-01-06 13:32:23,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2021-01-06 13:32:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1461 transitions. [2021-01-06 13:32:23,992 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1461 transitions. Word has length 183 [2021-01-06 13:32:23,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:23,993 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 1461 transitions. [2021-01-06 13:32:23,993 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:23,993 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1461 transitions. [2021-01-06 13:32:23,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-01-06 13:32:23,996 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:23,997 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:23,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-01-06 13:32:23,997 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:23,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:23,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1086428008, now seen corresponding path program 1 times [2021-01-06 13:32:23,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:23,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123532605] [2021-01-06 13:32:23,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:24,408 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123532605] [2021-01-06 13:32:24,408 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:24,408 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-01-06 13:32:24,409 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334406842] [2021-01-06 13:32:24,410 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-01-06 13:32:24,410 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:24,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-01-06 13:32:24,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-01-06 13:32:24,411 INFO L87 Difference]: Start difference. First operand 1255 states and 1461 transitions. Second operand 7 states. [2021-01-06 13:32:25,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:25,158 INFO L93 Difference]: Finished difference Result 2424 states and 2831 transitions. [2021-01-06 13:32:25,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-01-06 13:32:25,159 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 216 [2021-01-06 13:32:25,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:25,165 INFO L225 Difference]: With dead ends: 2424 [2021-01-06 13:32:25,166 INFO L226 Difference]: Without dead ends: 1255 [2021-01-06 13:32:25,168 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 13:32:25,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2021-01-06 13:32:25,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 1255. [2021-01-06 13:32:25,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1255 states. [2021-01-06 13:32:25,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 1456 transitions. [2021-01-06 13:32:25,201 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 1456 transitions. Word has length 216 [2021-01-06 13:32:25,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:25,201 INFO L481 AbstractCegarLoop]: Abstraction has 1255 states and 1456 transitions. [2021-01-06 13:32:25,201 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-01-06 13:32:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 1456 transitions. [2021-01-06 13:32:25,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-01-06 13:32:25,207 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:25,207 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 13:32:25,208 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-01-06 13:32:25,208 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:25,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:25,209 INFO L82 PathProgramCache]: Analyzing trace with hash -2104357582, now seen corresponding path program 1 times [2021-01-06 13:32:25,209 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:25,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624982131] [2021-01-06 13:32:25,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:25,498 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:25,498 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624982131] [2021-01-06 13:32:25,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:25,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:25,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618900918] [2021-01-06 13:32:25,500 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 13:32:25,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:25,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 13:32:25,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 13:32:25,501 INFO L87 Difference]: Start difference. First operand 1255 states and 1456 transitions. Second operand 4 states. [2021-01-06 13:32:26,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:26,636 INFO L93 Difference]: Finished difference Result 4178 states and 4923 transitions. [2021-01-06 13:32:26,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 13:32:26,638 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 252 [2021-01-06 13:32:26,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:26,651 INFO L225 Difference]: With dead ends: 4178 [2021-01-06 13:32:26,652 INFO L226 Difference]: Without dead ends: 3064 [2021-01-06 13:32:26,658 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 13:32:26,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3064 states. [2021-01-06 13:32:26,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3064 to 2784. [2021-01-06 13:32:26,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2784 states. [2021-01-06 13:32:26,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2784 states to 2784 states and 3206 transitions. [2021-01-06 13:32:26,741 INFO L78 Accepts]: Start accepts. Automaton has 2784 states and 3206 transitions. Word has length 252 [2021-01-06 13:32:26,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:26,742 INFO L481 AbstractCegarLoop]: Abstraction has 2784 states and 3206 transitions. [2021-01-06 13:32:26,742 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 13:32:26,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 3206 transitions. [2021-01-06 13:32:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-01-06 13:32:26,748 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:26,748 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-01-06 13:32:26,749 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-01-06 13:32:26,749 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:26,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:26,750 INFO L82 PathProgramCache]: Analyzing trace with hash 171228312, now seen corresponding path program 1 times [2021-01-06 13:32:26,750 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:26,750 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990927781] [2021-01-06 13:32:26,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 223 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-01-06 13:32:27,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990927781] [2021-01-06 13:32:27,037 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:27,038 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-01-06 13:32:27,038 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849602737] [2021-01-06 13:32:27,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-01-06 13:32:27,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:27,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-01-06 13:32:27,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 13:32:27,042 INFO L87 Difference]: Start difference. First operand 2784 states and 3206 transitions. Second operand 4 states. [2021-01-06 13:32:27,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:27,988 INFO L93 Difference]: Finished difference Result 5705 states and 6595 transitions. [2021-01-06 13:32:27,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-01-06 13:32:27,989 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 257 [2021-01-06 13:32:27,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:28,005 INFO L225 Difference]: With dead ends: 5705 [2021-01-06 13:32:28,006 INFO L226 Difference]: Without dead ends: 3062 [2021-01-06 13:32:28,011 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-01-06 13:32:28,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3062 states. [2021-01-06 13:32:28,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3062 to 2089. [2021-01-06 13:32:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2089 states. [2021-01-06 13:32:28,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2089 states to 2089 states and 2367 transitions. [2021-01-06 13:32:28,087 INFO L78 Accepts]: Start accepts. Automaton has 2089 states and 2367 transitions. Word has length 257 [2021-01-06 13:32:28,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:28,088 INFO L481 AbstractCegarLoop]: Abstraction has 2089 states and 2367 transitions. [2021-01-06 13:32:28,088 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-01-06 13:32:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2367 transitions. [2021-01-06 13:32:28,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-01-06 13:32:28,093 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:28,094 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 13:32:28,094 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-01-06 13:32:28,094 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:28,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:28,095 INFO L82 PathProgramCache]: Analyzing trace with hash -2099230470, now seen corresponding path program 1 times [2021-01-06 13:32:28,095 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:28,096 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515942319] [2021-01-06 13:32:28,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:28,260 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-01-06 13:32:28,261 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515942319] [2021-01-06 13:32:28,261 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:28,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:28,262 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929751335] [2021-01-06 13:32:28,262 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:28,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:28,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:28,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:28,263 INFO L87 Difference]: Start difference. First operand 2089 states and 2367 transitions. Second operand 3 states. [2021-01-06 13:32:28,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:28,967 INFO L93 Difference]: Finished difference Result 4454 states and 5130 transitions. [2021-01-06 13:32:28,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:28,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 257 [2021-01-06 13:32:28,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:28,980 INFO L225 Difference]: With dead ends: 4454 [2021-01-06 13:32:28,981 INFO L226 Difference]: Without dead ends: 2506 [2021-01-06 13:32:28,984 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 13:32:28,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2506 states. [2021-01-06 13:32:29,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2506 to 2228. [2021-01-06 13:32:29,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2228 states. [2021-01-06 13:32:29,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 2228 states and 2505 transitions. [2021-01-06 13:32:29,041 INFO L78 Accepts]: Start accepts. Automaton has 2228 states and 2505 transitions. Word has length 257 [2021-01-06 13:32:29,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:29,042 INFO L481 AbstractCegarLoop]: Abstraction has 2228 states and 2505 transitions. [2021-01-06 13:32:29,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:29,042 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 2505 transitions. [2021-01-06 13:32:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-01-06 13:32:29,047 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:29,048 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:32:29,048 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-01-06 13:32:29,048 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:29,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:29,049 INFO L82 PathProgramCache]: Analyzing trace with hash -1814419780, now seen corresponding path program 1 times [2021-01-06 13:32:29,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:29,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292001433] [2021-01-06 13:32:29,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:29,250 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2021-01-06 13:32:29,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292001433] [2021-01-06 13:32:29,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:29,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:29,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801374419] [2021-01-06 13:32:29,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:29,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:29,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:29,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:29,253 INFO L87 Difference]: Start difference. First operand 2228 states and 2505 transitions. Second operand 3 states. [2021-01-06 13:32:29,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:29,947 INFO L93 Difference]: Finished difference Result 5288 states and 5982 transitions. [2021-01-06 13:32:29,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:29,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 270 [2021-01-06 13:32:29,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:29,963 INFO L225 Difference]: With dead ends: 5288 [2021-01-06 13:32:29,964 INFO L226 Difference]: Without dead ends: 3201 [2021-01-06 13:32:29,968 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 13:32:29,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3201 states. [2021-01-06 13:32:30,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3201 to 2645. [2021-01-06 13:32:30,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2645 states. [2021-01-06 13:32:30,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 2645 states and 2951 transitions. [2021-01-06 13:32:30,037 INFO L78 Accepts]: Start accepts. Automaton has 2645 states and 2951 transitions. Word has length 270 [2021-01-06 13:32:30,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:30,038 INFO L481 AbstractCegarLoop]: Abstraction has 2645 states and 2951 transitions. [2021-01-06 13:32:30,038 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2645 states and 2951 transitions. [2021-01-06 13:32:30,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-01-06 13:32:30,045 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:30,046 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2021-01-06 13:32:30,046 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-01-06 13:32:30,046 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:30,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:30,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1670901537, now seen corresponding path program 1 times [2021-01-06 13:32:30,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:30,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379538601] [2021-01-06 13:32:30,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:30,240 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2021-01-06 13:32:30,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379538601] [2021-01-06 13:32:30,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:30,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:30,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36941198] [2021-01-06 13:32:30,242 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:30,242 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:30,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:30,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:30,244 INFO L87 Difference]: Start difference. First operand 2645 states and 2951 transitions. Second operand 3 states. [2021-01-06 13:32:30,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:30,882 INFO L93 Difference]: Finished difference Result 5983 states and 6674 transitions. [2021-01-06 13:32:30,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:30,883 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 306 [2021-01-06 13:32:30,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:30,895 INFO L225 Difference]: With dead ends: 5983 [2021-01-06 13:32:30,896 INFO L226 Difference]: Without dead ends: 2506 [2021-01-06 13:32:30,901 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 13:32:30,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2506 states. [2021-01-06 13:32:30,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2506 to 2506. [2021-01-06 13:32:30,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2506 states. [2021-01-06 13:32:30,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2506 states and 2784 transitions. [2021-01-06 13:32:30,969 INFO L78 Accepts]: Start accepts. Automaton has 2506 states and 2784 transitions. Word has length 306 [2021-01-06 13:32:30,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:30,970 INFO L481 AbstractCegarLoop]: Abstraction has 2506 states and 2784 transitions. [2021-01-06 13:32:30,970 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:30,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 2784 transitions. [2021-01-06 13:32:30,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2021-01-06 13:32:30,980 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:30,980 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-01-06 13:32:30,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-01-06 13:32:30,981 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:30,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:30,982 INFO L82 PathProgramCache]: Analyzing trace with hash 179712783, now seen corresponding path program 1 times [2021-01-06 13:32:30,982 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:30,982 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939403504] [2021-01-06 13:32:30,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:31,256 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 222 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-01-06 13:32:31,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939403504] [2021-01-06 13:32:31,257 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-01-06 13:32:31,257 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-01-06 13:32:31,257 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628034899] [2021-01-06 13:32:31,258 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-01-06 13:32:31,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-01-06 13:32:31,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-01-06 13:32:31,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-01-06 13:32:31,259 INFO L87 Difference]: Start difference. First operand 2506 states and 2784 transitions. Second operand 3 states. [2021-01-06 13:32:31,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-01-06 13:32:31,884 INFO L93 Difference]: Finished difference Result 4732 states and 5276 transitions. [2021-01-06 13:32:31,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-01-06 13:32:31,884 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 350 [2021-01-06 13:32:31,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-01-06 13:32:31,897 INFO L225 Difference]: With dead ends: 4732 [2021-01-06 13:32:31,897 INFO L226 Difference]: Without dead ends: 2367 [2021-01-06 13:32:31,902 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 13:32:31,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2367 states. [2021-01-06 13:32:31,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2367 to 2367. [2021-01-06 13:32:31,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2367 states. [2021-01-06 13:32:31,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2367 states to 2367 states and 2566 transitions. [2021-01-06 13:32:31,961 INFO L78 Accepts]: Start accepts. Automaton has 2367 states and 2566 transitions. Word has length 350 [2021-01-06 13:32:31,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-01-06 13:32:31,962 INFO L481 AbstractCegarLoop]: Abstraction has 2367 states and 2566 transitions. [2021-01-06 13:32:31,962 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-01-06 13:32:31,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2367 states and 2566 transitions. [2021-01-06 13:32:31,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2021-01-06 13:32:31,972 INFO L414 BasicCegarLoop]: Found error trace [2021-01-06 13:32:31,972 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-01-06 13:32:31,972 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-01-06 13:32:31,973 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-01-06 13:32:31,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-01-06 13:32:31,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1230177848, now seen corresponding path program 1 times [2021-01-06 13:32:31,975 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-01-06 13:32:31,975 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299065046] [2021-01-06 13:32:31,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-01-06 13:32:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:32,764 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 217 proven. 15 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-01-06 13:32:32,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299065046] [2021-01-06 13:32:32,765 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [32926359] [2021-01-06 13:32:32,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-bitabs/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-01-06 13:32:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-01-06 13:32:32,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 14 conjunts are in the unsatisfiable core [2021-01-06 13:32:32,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-01-06 13:32:34,099 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-01-06 13:32:34,122 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 13:32:34,146 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 13:32:34,163 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:34,177 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:34,201 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,232 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:34,298 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,312 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,351 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,386 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,415 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:34,456 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:34,468 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,481 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:34,529 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,541 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:34,577 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,588 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,623 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,655 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:34,663 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:34,673 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,686 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:34,725 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,736 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,771 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,807 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:34,818 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,828 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,847 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,881 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,913 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,922 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,955 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:34,984 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:34,993 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,023 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,061 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:35,070 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:35,077 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:35,089 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,117 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,126 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,160 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,205 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,224 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,253 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:35,260 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:35,270 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,295 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,303 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,327 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,350 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,359 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,389 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 13:32:35,395 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:35,401 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:35,408 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,421 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,430 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,459 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,498 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:35,534 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,543 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:35,589 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:35,596 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,605 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:35,630 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,639 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,665 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,691 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,710 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:35,735 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:35,740 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:35,749 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:35,756 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:35,776 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,784 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,809 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,834 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,859 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,868 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,901 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:35,909 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,918 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,951 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:35,960 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:35,983 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:35,991 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,016 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,036 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:36,044 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:36,050 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:36,057 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,065 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,107 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,131 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,153 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,170 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,193 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:36,200 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,216 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,237 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:36,244 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,267 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,275 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,301 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,322 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 13:32:36,327 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 13:32:36,331 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:36,337 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:36,343 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:36,351 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,359 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,384 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,408 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,415 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,423 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,448 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,471 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,479 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,501 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,526 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,535 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:36,561 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,570 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,596 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,620 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:36,626 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:36,632 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:36,640 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,648 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,671 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,695 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,718 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:36,725 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,733 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,754 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,777 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,799 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,807 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:36,833 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,841 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,867 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,905 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:36,911 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:36,917 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:36,925 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,933 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,954 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:36,977 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:36,998 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,006 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:37,033 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:37,039 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,046 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:37,067 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,074 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,094 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,114 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,121 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:37,147 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2021-01-06 13:32:37,151 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:37,154 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:37,159 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:37,164 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:37,171 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,177 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,199 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,219 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,239 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,254 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,276 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:37,282 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:37,290 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,312 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,318 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,339 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,359 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,367 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,394 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:37,400 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:37,406 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,413 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,440 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:37,447 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,467 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,473 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,494 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,514 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:37,519 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:37,526 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,546 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,553 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,572 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,613 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,623 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,656 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2021-01-06 13:32:37,664 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:37,671 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,680 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,689 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,716 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,743 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:37,769 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,788 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:37,812 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 7 disjuncts [2021-01-06 13:32:37,819 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 8 disjuncts [2021-01-06 13:32:37,828 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,837 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,863 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,888 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:37,911 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2021-01-06 13:32:37,918 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 10 disjuncts [2021-01-06 13:32:37,941 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2021-01-06 13:32:37,985 INFO L639 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2021-01-06 13:32:38,057 INFO L757 QuantifierPusher]: Run 10 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:38,185 INFO L757 QuantifierPusher]: Run 20 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:38,398 INFO L757 QuantifierPusher]: Run 30 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:38,672 INFO L757 QuantifierPusher]: Run 40 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:39,106 INFO L757 QuantifierPusher]: Run 50 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:39,846 INFO L757 QuantifierPusher]: Run 60 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:40,886 INFO L757 QuantifierPusher]: Run 70 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:42,078 INFO L757 QuantifierPusher]: Run 80 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:43,446 INFO L757 QuantifierPusher]: Run 90 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:43,807 INFO L757 QuantifierPusher]: Run 100 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:44,211 INFO L757 QuantifierPusher]: Run 110 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:44,687 INFO L757 QuantifierPusher]: Run 120 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:45,263 INFO L757 QuantifierPusher]: Run 130 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:46,154 INFO L757 QuantifierPusher]: Run 140 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:46,872 INFO L757 QuantifierPusher]: Run 150 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:47,702 INFO L757 QuantifierPusher]: Run 160 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:48,611 INFO L757 QuantifierPusher]: Run 170 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:49,569 INFO L757 QuantifierPusher]: Run 180 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:50,550 INFO L757 QuantifierPusher]: Run 190 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:51,907 INFO L757 QuantifierPusher]: Run 200 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:53,232 INFO L757 QuantifierPusher]: Run 210 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:54,496 INFO L757 QuantifierPusher]: Run 220 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:56,124 INFO L757 QuantifierPusher]: Run 230 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:32:58,037 INFO L757 QuantifierPusher]: Run 240 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:00,324 INFO L757 QuantifierPusher]: Run 250 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:02,218 INFO L757 QuantifierPusher]: Run 260 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:04,048 INFO L757 QuantifierPusher]: Run 270 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:06,339 INFO L757 QuantifierPusher]: Run 280 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:08,396 INFO L757 QuantifierPusher]: Run 290 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:10,818 INFO L757 QuantifierPusher]: Run 300 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:13,570 INFO L757 QuantifierPusher]: Run 310 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:15,864 INFO L757 QuantifierPusher]: Run 320 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:18,537 INFO L757 QuantifierPusher]: Run 330 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:21,565 INFO L757 QuantifierPusher]: Run 340 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:23,796 INFO L757 QuantifierPusher]: Run 350 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:26,613 INFO L757 QuantifierPusher]: Run 360 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:29,761 INFO L757 QuantifierPusher]: Run 370 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:33,354 INFO L757 QuantifierPusher]: Run 380 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:37,210 INFO L757 QuantifierPusher]: Run 390 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:40,276 INFO L757 QuantifierPusher]: Run 400 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:43,268 INFO L757 QuantifierPusher]: Run 410 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:46,655 INFO L757 QuantifierPusher]: Run 420 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:49,494 INFO L757 QuantifierPusher]: Run 430 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:52,811 INFO L757 QuantifierPusher]: Run 440 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:33:56,690 INFO L757 QuantifierPusher]: Run 450 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:00,978 INFO L757 QuantifierPusher]: Run 460 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:05,872 INFO L757 QuantifierPusher]: Run 470 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:11,199 INFO L757 QuantifierPusher]: Run 480 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:16,998 INFO L757 QuantifierPusher]: Run 490 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:23,336 INFO L757 QuantifierPusher]: Run 500 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:30,274 INFO L757 QuantifierPusher]: Run 510 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:36,350 INFO L757 QuantifierPusher]: Run 520 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:39,707 INFO L757 QuantifierPusher]: Run 530 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:42,788 INFO L757 QuantifierPusher]: Run 540 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:46,175 INFO L757 QuantifierPusher]: Run 550 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:49,670 INFO L757 QuantifierPusher]: Run 560 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:53,252 INFO L757 QuantifierPusher]: Run 570 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:34:57,361 INFO L757 QuantifierPusher]: Run 580 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:02,099 INFO L757 QuantifierPusher]: Run 590 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:07,134 INFO L757 QuantifierPusher]: Run 600 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:11,705 INFO L757 QuantifierPusher]: Run 610 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:16,666 INFO L757 QuantifierPusher]: Run 620 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:21,708 INFO L757 QuantifierPusher]: Run 630 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:26,947 INFO L757 QuantifierPusher]: Run 640 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:32,467 INFO L757 QuantifierPusher]: Run 650 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:38,347 INFO L757 QuantifierPusher]: Run 660 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:43,963 INFO L757 QuantifierPusher]: Run 670 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:50,492 INFO L757 QuantifierPusher]: Run 680 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:35:57,067 INFO L757 QuantifierPusher]: Run 690 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:36:03,998 INFO L757 QuantifierPusher]: Run 700 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:36:10,750 INFO L757 QuantifierPusher]: Run 710 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:36:18,056 INFO L757 QuantifierPusher]: Run 720 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:36:25,806 INFO L757 QuantifierPusher]: Run 730 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug. [2021-01-06 13:36:33,786 INFO L757 QuantifierPusher]: Run 740 iterations of DualJunctionQuantifierElimination maybe there is a nontermination bug.