./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/recursive/Fibonacci02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/Fibonacci02.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 675300a4b632e073b31d1e86ab5660e0c5ab887b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 11:15:00,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 11:15:00,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 11:15:00,503 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 11:15:00,503 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 11:15:00,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 11:15:00,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 11:15:00,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 11:15:00,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 11:15:00,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 11:15:00,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 11:15:00,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 11:15:00,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 11:15:00,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 11:15:00,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 11:15:00,535 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 11:15:00,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 11:15:00,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 11:15:00,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 11:15:00,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 11:15:00,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 11:15:00,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 11:15:00,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 11:15:00,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 11:15:00,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 11:15:00,555 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 11:15:00,555 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 11:15:00,556 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 11:15:00,557 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 11:15:00,558 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 11:15:00,558 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 11:15:00,559 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 11:15:00,560 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 11:15:00,561 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 11:15:00,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 11:15:00,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 11:15:00,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 11:15:00,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 11:15:00,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 11:15:00,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 11:15:00,565 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 11:15:00,566 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-08-27 11:15:00,601 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 11:15:00,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 11:15:00,602 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 11:15:00,602 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 11:15:00,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 11:15:00,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 11:15:00,604 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 11:15:00,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 11:15:00,605 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-27 11:15:00,605 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 11:15:00,606 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 11:15:00,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-27 11:15:00,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 11:15:00,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 11:15:00,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 11:15:00,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 11:15:00,607 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-27 11:15:00,607 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-27 11:15:00,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 11:15:00,607 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 11:15:00,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 11:15:00,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 11:15:00,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 11:15:00,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 11:15:00,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:15:00,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 11:15:00,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 11:15:00,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 11:15:00,609 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 11:15:00,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 11:15:00,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 11:15:00,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 11:15:00,610 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 675300a4b632e073b31d1e86ab5660e0c5ab887b [2021-08-27 11:15:00,910 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 11:15:00,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 11:15:00,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 11:15:00,935 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 11:15:00,935 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 11:15:00,936 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci02.c [2021-08-27 11:15:01,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b059ece61/9fd2046385f241ed93c52c9f3955160a/FLAG1df319a2b [2021-08-27 11:15:01,436 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 11:15:01,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c [2021-08-27 11:15:01,442 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b059ece61/9fd2046385f241ed93c52c9f3955160a/FLAG1df319a2b [2021-08-27 11:15:01,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b059ece61/9fd2046385f241ed93c52c9f3955160a [2021-08-27 11:15:01,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 11:15:01,458 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 11:15:01,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 11:15:01,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 11:15:01,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 11:15:01,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@691b24d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01, skipping insertion in model container [2021-08-27 11:15:01,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,470 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 11:15:01,479 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 11:15:01,601 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c[715,728] [2021-08-27 11:15:01,602 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 11:15:01,612 INFO L203 MainTranslator]: Completed pre-run [2021-08-27 11:15:01,625 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c[715,728] [2021-08-27 11:15:01,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-27 11:15:01,637 INFO L208 MainTranslator]: Completed translation [2021-08-27 11:15:01,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01 WrapperNode [2021-08-27 11:15:01,638 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 11:15:01,640 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-27 11:15:01,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-27 11:15:01,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-27 11:15:01,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,689 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,703 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-27 11:15:01,705 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-27 11:15:01,705 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-27 11:15:01,705 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-27 11:15:01,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,730 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-27 11:15:01,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-27 11:15:01,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-27 11:15:01,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-27 11:15:01,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (1/1) ... [2021-08-27 11:15:01,740 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:15:01,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:01,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-27 11:15:01,791 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-27 11:15:01,809 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2021-08-27 11:15:01,809 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2021-08-27 11:15:01,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-27 11:15:01,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-27 11:15:01,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-27 11:15:01,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-27 11:15:02,073 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-27 11:15:02,088 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-27 11:15:02,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:15:02 BoogieIcfgContainer [2021-08-27 11:15:02,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-27 11:15:02,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-27 11:15:02,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-27 11:15:02,096 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-27 11:15:02,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 11:15:01" (1/3) ... [2021-08-27 11:15:02,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a028cc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:15:02, skipping insertion in model container [2021-08-27 11:15:02,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:15:01" (2/3) ... [2021-08-27 11:15:02,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a028cc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 11:15:02, skipping insertion in model container [2021-08-27 11:15:02,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:15:02" (3/3) ... [2021-08-27 11:15:02,098 INFO L111 eAbstractionObserver]: Analyzing ICFG Fibonacci02.c [2021-08-27 11:15:02,102 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-27 11:15:02,102 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-08-27 11:15:02,150 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-27 11:15:02,158 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-27 11:15:02,158 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-27 11:15:02,179 INFO L276 IsEmpty]: Start isEmpty. Operand has 30 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 25 states have internal predecessors, (28), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-08-27 11:15:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-08-27 11:15:02,183 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:02,183 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:02,184 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:02,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:02,189 INFO L82 PathProgramCache]: Analyzing trace with hash -108718961, now seen corresponding path program 1 times [2021-08-27 11:15:02,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:02,206 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200837919] [2021-08-27 11:15:02,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:02,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:02,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:15:02,363 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:02,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200837919] [2021-08-27 11:15:02,364 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200837919] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:15:02,364 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:15:02,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-27 11:15:02,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186586494] [2021-08-27 11:15:02,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-27 11:15:02,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:02,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 11:15:02,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:15:02,381 INFO L87 Difference]: Start difference. First operand has 30 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 25 states have internal predecessors, (28), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 5 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:15:02,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:02,489 INFO L93 Difference]: Finished difference Result 33 states and 36 transitions. [2021-08-27 11:15:02,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:15:02,491 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-08-27 11:15:02,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:02,497 INFO L225 Difference]: With dead ends: 33 [2021-08-27 11:15:02,497 INFO L226 Difference]: Without dead ends: 22 [2021-08-27 11:15:02,500 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 35.0ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-27 11:15:02,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-08-27 11:15:02,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-08-27 11:15:02,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 18 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-27 11:15:02,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-08-27 11:15:02,533 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2021-08-27 11:15:02,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:02,534 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-08-27 11:15:02,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:15:02,534 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-08-27 11:15:02,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-08-27 11:15:02,536 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:02,536 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:02,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-27 11:15:02,537 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:02,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:02,539 INFO L82 PathProgramCache]: Analyzing trace with hash 924679547, now seen corresponding path program 1 times [2021-08-27 11:15:02,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:02,540 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93525084] [2021-08-27 11:15:02,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:02,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:02,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:02,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:15:02,596 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:02,596 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93525084] [2021-08-27 11:15:02,597 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93525084] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:15:02,597 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:15:02,597 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-27 11:15:02,597 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396190979] [2021-08-27 11:15:02,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-27 11:15:02,598 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:02,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-27 11:15:02,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:15:02,599 INFO L87 Difference]: Start difference. First operand 22 states and 25 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:15:02,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:02,631 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2021-08-27 11:15:02,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-27 11:15:02,632 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-08-27 11:15:02,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:02,634 INFO L225 Difference]: With dead ends: 24 [2021-08-27 11:15:02,634 INFO L226 Difference]: Without dead ends: 22 [2021-08-27 11:15:02,635 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-27 11:15:02,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-08-27 11:15:02,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2021-08-27 11:15:02,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 16 states have internal predecessors, (18), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-27 11:15:02,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2021-08-27 11:15:02,640 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 8 [2021-08-27 11:15:02,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:02,641 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-08-27 11:15:02,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:15:02,641 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-08-27 11:15:02,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-08-27 11:15:02,642 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:02,642 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:02,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-27 11:15:02,643 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:02,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:02,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1244761165, now seen corresponding path program 1 times [2021-08-27 11:15:02,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:02,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719783274] [2021-08-27 11:15:02,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:02,644 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:02,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-08-27 11:15:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:02,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-08-27 11:15:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:02,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-08-27 11:15:02,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:02,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719783274] [2021-08-27 11:15:02,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719783274] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:15:02,778 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:15:02,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-27 11:15:02,778 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810608589] [2021-08-27 11:15:02,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-27 11:15:02,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:02,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 11:15:02,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:15:02,780 INFO L87 Difference]: Start difference. First operand 20 states and 23 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-27 11:15:02,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:02,831 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2021-08-27 11:15:02,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:15:02,832 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 23 [2021-08-27 11:15:02,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:02,833 INFO L225 Difference]: With dead ends: 36 [2021-08-27 11:15:02,833 INFO L226 Difference]: Without dead ends: 34 [2021-08-27 11:15:02,833 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 25.9ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:15:02,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-08-27 11:15:02,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 29. [2021-08-27 11:15:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 21 states have (on average 1.1904761904761905) internal successors, (25), 23 states have internal predecessors, (25), 4 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-08-27 11:15:02,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2021-08-27 11:15:02,840 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 23 [2021-08-27 11:15:02,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:02,840 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2021-08-27 11:15:02,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-27 11:15:02,841 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2021-08-27 11:15:02,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-27 11:15:02,842 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:02,842 INFO L512 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:02,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-27 11:15:02,842 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:02,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:02,843 INFO L82 PathProgramCache]: Analyzing trace with hash 78572347, now seen corresponding path program 1 times [2021-08-27 11:15:02,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:02,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932863861] [2021-08-27 11:15:02,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:02,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:02,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:02,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-08-27 11:15:02,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:02,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-08-27 11:15:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:03,011 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-27 11:15:03,012 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:03,012 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932863861] [2021-08-27 11:15:03,016 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932863861] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:03,016 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330696875] [2021-08-27 11:15:03,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:03,017 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:03,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:03,033 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:03,048 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-27 11:15:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:03,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-27 11:15:03,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:03,397 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-27 11:15:03,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330696875] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:03,398 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:03,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-08-27 11:15:03,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16951412] [2021-08-27 11:15:03,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-27 11:15:03,401 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:03,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-27 11:15:03,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-08-27 11:15:03,404 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 11 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 5 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-08-27 11:15:03,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:03,796 INFO L93 Difference]: Finished difference Result 100 states and 134 transitions. [2021-08-27 11:15:03,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-27 11:15:03,798 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 5 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Word has length 24 [2021-08-27 11:15:03,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:03,799 INFO L225 Difference]: With dead ends: 100 [2021-08-27 11:15:03,799 INFO L226 Difference]: Without dead ends: 67 [2021-08-27 11:15:03,800 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 203.9ms TimeCoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2021-08-27 11:15:03,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-08-27 11:15:03,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 57. [2021-08-27 11:15:03,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 43 states have (on average 1.1162790697674418) internal successors, (48), 45 states have internal predecessors, (48), 8 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (24), 9 states have call predecessors, (24), 7 states have call successors, (24) [2021-08-27 11:15:03,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2021-08-27 11:15:03,813 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 24 [2021-08-27 11:15:03,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:03,814 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2021-08-27 11:15:03,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 5 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-08-27 11:15:03,814 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-08-27 11:15:03,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-08-27 11:15:03,815 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:03,815 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:03,840 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:04,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:04,021 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:04,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:04,022 INFO L82 PathProgramCache]: Analyzing trace with hash 372663477, now seen corresponding path program 1 times [2021-08-27 11:15:04,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:04,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292856789] [2021-08-27 11:15:04,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:04,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-08-27 11:15:04,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-08-27 11:15:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,116 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-27 11:15:04,116 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:04,116 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292856789] [2021-08-27 11:15:04,116 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292856789] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:15:04,116 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:15:04,116 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-27 11:15:04,117 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013340391] [2021-08-27 11:15:04,117 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-27 11:15:04,117 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:04,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 11:15:04,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:15:04,118 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-27 11:15:04,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:04,163 INFO L93 Difference]: Finished difference Result 83 states and 123 transitions. [2021-08-27 11:15:04,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:15:04,164 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2021-08-27 11:15:04,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:04,169 INFO L225 Difference]: With dead ends: 83 [2021-08-27 11:15:04,169 INFO L226 Difference]: Without dead ends: 78 [2021-08-27 11:15:04,170 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 17.9ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:15:04,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-08-27 11:15:04,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 70. [2021-08-27 11:15:04,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 53 states have (on average 1.0943396226415094) internal successors, (58), 55 states have internal predecessors, (58), 10 states have call successors, (10), 2 states have call predecessors, (10), 5 states have return successors, (39), 12 states have call predecessors, (39), 9 states have call successors, (39) [2021-08-27 11:15:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2021-08-27 11:15:04,198 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 25 [2021-08-27 11:15:04,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:04,198 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2021-08-27 11:15:04,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-27 11:15:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2021-08-27 11:15:04,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-27 11:15:04,200 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:04,200 INFO L512 BasicCegarLoop]: trace histogram [5, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:04,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-27 11:15:04,205 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:04,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:04,211 INFO L82 PathProgramCache]: Analyzing trace with hash -455100493, now seen corresponding path program 2 times [2021-08-27 11:15:04,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:04,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145662423] [2021-08-27 11:15:04,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:04,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-08-27 11:15:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-08-27 11:15:04,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,312 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-08-27 11:15:04,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:04,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145662423] [2021-08-27 11:15:04,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145662423] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:04,313 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [14446900] [2021-08-27 11:15:04,314 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-27 11:15:04,314 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:04,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:04,321 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:04,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-27 11:15:04,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-27 11:15:04,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:04,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-27 11:15:04,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:04,606 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-08-27 11:15:04,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [14446900] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:15:04,607 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-27 11:15:04,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2021-08-27 11:15:04,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025651609] [2021-08-27 11:15:04,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-27 11:15:04,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:04,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 11:15:04,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-27 11:15:04,610 INFO L87 Difference]: Start difference. First operand 70 states and 107 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-27 11:15:04,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:04,639 INFO L93 Difference]: Finished difference Result 78 states and 115 transitions. [2021-08-27 11:15:04,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:15:04,640 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 36 [2021-08-27 11:15:04,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:04,642 INFO L225 Difference]: With dead ends: 78 [2021-08-27 11:15:04,642 INFO L226 Difference]: Without dead ends: 77 [2021-08-27 11:15:04,643 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 48.9ms TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-27 11:15:04,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-08-27 11:15:04,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 72. [2021-08-27 11:15:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 55 states have (on average 1.0909090909090908) internal successors, (60), 56 states have internal predecessors, (60), 10 states have call successors, (10), 2 states have call predecessors, (10), 5 states have return successors, (39), 13 states have call predecessors, (39), 9 states have call successors, (39) [2021-08-27 11:15:04,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 109 transitions. [2021-08-27 11:15:04,669 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 109 transitions. Word has length 36 [2021-08-27 11:15:04,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:04,670 INFO L470 AbstractCegarLoop]: Abstraction has 72 states and 109 transitions. [2021-08-27 11:15:04,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-08-27 11:15:04,670 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2021-08-27 11:15:04,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-08-27 11:15:04,671 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:04,672 INFO L512 BasicCegarLoop]: trace histogram [5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:04,701 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:04,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-08-27 11:15:04,891 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:04,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:04,891 INFO L82 PathProgramCache]: Analyzing trace with hash 1156979157, now seen corresponding path program 1 times [2021-08-27 11:15:04,891 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:04,891 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493801173] [2021-08-27 11:15:04,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:04,891 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-08-27 11:15:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-27 11:15:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-08-27 11:15:04,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:04,998 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-08-27 11:15:04,999 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:04,999 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493801173] [2021-08-27 11:15:04,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493801173] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:04,999 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51657437] [2021-08-27 11:15:04,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:05,000 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:05,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:05,001 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:05,002 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-27 11:15:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:05,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-27 11:15:05,087 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:05,256 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-08-27 11:15:05,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51657437] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:05,256 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:05,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-08-27 11:15:05,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725318037] [2021-08-27 11:15:05,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-27 11:15:05,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:05,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-27 11:15:05,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-08-27 11:15:05,258 INFO L87 Difference]: Start difference. First operand 72 states and 109 transitions. Second operand has 11 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 5 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2021-08-27 11:15:05,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:05,576 INFO L93 Difference]: Finished difference Result 148 states and 224 transitions. [2021-08-27 11:15:05,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-27 11:15:05,577 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 5 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) Word has length 40 [2021-08-27 11:15:05,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:05,578 INFO L225 Difference]: With dead ends: 148 [2021-08-27 11:15:05,578 INFO L226 Difference]: Without dead ends: 93 [2021-08-27 11:15:05,579 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 140.5ms TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2021-08-27 11:15:05,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-08-27 11:15:05,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 77. [2021-08-27 11:15:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 59 states have (on average 1.0847457627118644) internal successors, (64), 60 states have internal predecessors, (64), 10 states have call successors, (10), 2 states have call predecessors, (10), 6 states have return successors, (47), 14 states have call predecessors, (47), 9 states have call successors, (47) [2021-08-27 11:15:05,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 121 transitions. [2021-08-27 11:15:05,591 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 121 transitions. Word has length 40 [2021-08-27 11:15:05,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:05,591 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 121 transitions. [2021-08-27 11:15:05,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 5 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2021-08-27 11:15:05,592 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2021-08-27 11:15:05,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-08-27 11:15:05,594 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:05,594 INFO L512 BasicCegarLoop]: trace histogram [8, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:05,617 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-08-27 11:15:05,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:05,809 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:05,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:05,809 INFO L82 PathProgramCache]: Analyzing trace with hash 283638703, now seen corresponding path program 1 times [2021-08-27 11:15:05,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:05,810 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339056698] [2021-08-27 11:15:05,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:05,810 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:05,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:05,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-08-27 11:15:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:05,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-08-27 11:15:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:05,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:05,882 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-08-27 11:15:05,882 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:05,882 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339056698] [2021-08-27 11:15:05,882 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339056698] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:05,883 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156784843] [2021-08-27 11:15:05,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:05,883 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:05,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:05,897 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:05,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-27 11:15:05,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:05,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-27 11:15:05,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:06,243 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 58 proven. 10 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-08-27 11:15:06,243 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156784843] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:06,243 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:06,243 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 9] total 12 [2021-08-27 11:15:06,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787311360] [2021-08-27 11:15:06,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-08-27 11:15:06,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:06,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-08-27 11:15:06,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-08-27 11:15:06,245 INFO L87 Difference]: Start difference. First operand 77 states and 121 transitions. Second operand has 12 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 6 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-08-27 11:15:06,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:06,503 INFO L93 Difference]: Finished difference Result 192 states and 307 transitions. [2021-08-27 11:15:06,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-08-27 11:15:06,504 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 6 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 64 [2021-08-27 11:15:06,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:06,505 INFO L225 Difference]: With dead ends: 192 [2021-08-27 11:15:06,505 INFO L226 Difference]: Without dead ends: 124 [2021-08-27 11:15:06,506 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 123.0ms TimeCoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2021-08-27 11:15:06,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-08-27 11:15:06,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 108. [2021-08-27 11:15:06,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 84 states have (on average 1.0833333333333333) internal successors, (91), 84 states have internal predecessors, (91), 14 states have call successors, (14), 3 states have call predecessors, (14), 8 states have return successors, (65), 20 states have call predecessors, (65), 13 states have call successors, (65) [2021-08-27 11:15:06,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 170 transitions. [2021-08-27 11:15:06,519 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 170 transitions. Word has length 64 [2021-08-27 11:15:06,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:06,520 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 170 transitions. [2021-08-27 11:15:06,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 6 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-08-27 11:15:06,520 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2021-08-27 11:15:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-08-27 11:15:06,521 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:06,522 INFO L512 BasicCegarLoop]: trace histogram [6, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:06,548 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:06,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:06,737 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:06,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:06,737 INFO L82 PathProgramCache]: Analyzing trace with hash 6459269, now seen corresponding path program 2 times [2021-08-27 11:15:06,738 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:06,738 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696539038] [2021-08-27 11:15:06,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:06,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:06,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:06,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:06,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-27 11:15:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:06,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:06,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:06,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-08-27 11:15:06,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:06,859 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-27 11:15:06,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:06,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696539038] [2021-08-27 11:15:06,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696539038] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:06,860 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [580949190] [2021-08-27 11:15:06,860 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-27 11:15:06,860 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:06,860 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:06,861 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:06,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-27 11:15:06,957 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-27 11:15:06,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:06,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-27 11:15:06,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:07,113 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-08-27 11:15:07,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [580949190] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:07,114 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:07,114 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-08-27 11:15:07,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375573926] [2021-08-27 11:15:07,114 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-27 11:15:07,114 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:07,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-27 11:15:07,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-08-27 11:15:07,115 INFO L87 Difference]: Start difference. First operand 108 states and 170 transitions. Second operand has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 5 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-08-27 11:15:07,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:07,246 INFO L93 Difference]: Finished difference Result 181 states and 278 transitions. [2021-08-27 11:15:07,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-27 11:15:07,247 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 5 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 50 [2021-08-27 11:15:07,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:07,252 INFO L225 Difference]: With dead ends: 181 [2021-08-27 11:15:07,252 INFO L226 Difference]: Without dead ends: 105 [2021-08-27 11:15:07,253 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 69.9ms TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-08-27 11:15:07,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-08-27 11:15:07,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 101. [2021-08-27 11:15:07,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 78 states have (on average 1.0897435897435896) internal successors, (85), 79 states have internal predecessors, (85), 13 states have call successors, (13), 3 states have call predecessors, (13), 8 states have return successors, (57), 18 states have call predecessors, (57), 12 states have call successors, (57) [2021-08-27 11:15:07,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 155 transitions. [2021-08-27 11:15:07,268 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 155 transitions. Word has length 50 [2021-08-27 11:15:07,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:07,268 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 155 transitions. [2021-08-27 11:15:07,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 5 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-08-27 11:15:07,268 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2021-08-27 11:15:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-08-27 11:15:07,270 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:07,270 INFO L512 BasicCegarLoop]: trace histogram [7, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:07,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:07,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:07,485 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:07,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:07,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1434108648, now seen corresponding path program 1 times [2021-08-27 11:15:07,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:07,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218242281] [2021-08-27 11:15:07,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:07,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:07,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:07,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-08-27 11:15:07,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:07,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-08-27 11:15:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:07,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:07,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:07,582 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-08-27 11:15:07,582 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:07,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218242281] [2021-08-27 11:15:07,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218242281] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:07,585 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1070310203] [2021-08-27 11:15:07,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:07,585 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:07,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:07,589 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:07,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-27 11:15:07,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:07,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-27 11:15:07,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:07,984 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 48 proven. 24 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-08-27 11:15:07,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1070310203] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:07,985 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:07,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 11] total 14 [2021-08-27 11:15:07,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484680432] [2021-08-27 11:15:07,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-27 11:15:07,986 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:07,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-27 11:15:07,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-08-27 11:15:07,987 INFO L87 Difference]: Start difference. First operand 101 states and 155 transitions. Second operand has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 11 states have internal predecessors, (56), 7 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-08-27 11:15:08,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:08,266 INFO L93 Difference]: Finished difference Result 235 states and 371 transitions. [2021-08-27 11:15:08,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-27 11:15:08,267 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 11 states have internal predecessors, (56), 7 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 57 [2021-08-27 11:15:08,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:08,269 INFO L225 Difference]: With dead ends: 235 [2021-08-27 11:15:08,269 INFO L226 Difference]: Without dead ends: 149 [2021-08-27 11:15:08,270 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 133.6ms TimeCoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-08-27 11:15:08,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2021-08-27 11:15:08,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 127. [2021-08-27 11:15:08,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 99 states have (on average 1.0909090909090908) internal successors, (108), 99 states have internal predecessors, (108), 17 states have call successors, (17), 4 states have call predecessors, (17), 9 states have return successors, (59), 23 states have call predecessors, (59), 16 states have call successors, (59) [2021-08-27 11:15:08,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 184 transitions. [2021-08-27 11:15:08,282 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 184 transitions. Word has length 57 [2021-08-27 11:15:08,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:08,282 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 184 transitions. [2021-08-27 11:15:08,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 11 states have internal predecessors, (56), 7 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-08-27 11:15:08,283 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 184 transitions. [2021-08-27 11:15:08,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-08-27 11:15:08,285 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:08,285 INFO L512 BasicCegarLoop]: trace histogram [7, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:08,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:08,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:08,501 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:08,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:08,501 INFO L82 PathProgramCache]: Analyzing trace with hash -145012606, now seen corresponding path program 3 times [2021-08-27 11:15:08,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:08,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058945962] [2021-08-27 11:15:08,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:08,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:08,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:08,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-08-27 11:15:08,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:08,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-08-27 11:15:08,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:08,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:08,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:08,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-08-27 11:15:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:08,641 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 2 proven. 75 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-27 11:15:08,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:08,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058945962] [2021-08-27 11:15:08,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058945962] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:08,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132020744] [2021-08-27 11:15:08,642 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-27 11:15:08,643 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:08,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:08,645 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:08,646 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-27 11:15:08,782 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-27 11:15:08,782 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:08,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-27 11:15:08,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-08-27 11:15:09,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132020744] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:09,012 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:09,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2021-08-27 11:15:09,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136774605] [2021-08-27 11:15:09,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-08-27 11:15:09,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:09,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-08-27 11:15:09,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-08-27 11:15:09,013 INFO L87 Difference]: Start difference. First operand 127 states and 184 transitions. Second operand has 16 states, 15 states have (on average 3.6) internal successors, (54), 13 states have internal predecessors, (54), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-08-27 11:15:09,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:09,282 INFO L93 Difference]: Finished difference Result 247 states and 385 transitions. [2021-08-27 11:15:09,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-08-27 11:15:09,283 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 3.6) internal successors, (54), 13 states have internal predecessors, (54), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 56 [2021-08-27 11:15:09,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:09,284 INFO L225 Difference]: With dead ends: 247 [2021-08-27 11:15:09,284 INFO L226 Difference]: Without dead ends: 135 [2021-08-27 11:15:09,285 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 159.6ms TimeCoverageRelationStatistics Valid=100, Invalid=362, Unknown=0, NotChecked=0, Total=462 [2021-08-27 11:15:09,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-08-27 11:15:09,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 129. [2021-08-27 11:15:09,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 101 states have (on average 1.0891089108910892) internal successors, (110), 100 states have internal predecessors, (110), 16 states have call successors, (16), 6 states have call predecessors, (16), 10 states have return successors, (53), 22 states have call predecessors, (53), 15 states have call successors, (53) [2021-08-27 11:15:09,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 179 transitions. [2021-08-27 11:15:09,293 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 179 transitions. Word has length 56 [2021-08-27 11:15:09,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:09,293 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 179 transitions. [2021-08-27 11:15:09,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 3.6) internal successors, (54), 13 states have internal predecessors, (54), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-08-27 11:15:09,294 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 179 transitions. [2021-08-27 11:15:09,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-08-27 11:15:09,294 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:09,295 INFO L512 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 5, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:09,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:09,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:09,518 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:09,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:09,519 INFO L82 PathProgramCache]: Analyzing trace with hash -104971763, now seen corresponding path program 1 times [2021-08-27 11:15:09,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:09,519 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130955178] [2021-08-27 11:15:09,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:09,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:09,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-08-27 11:15:09,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:09,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-08-27 11:15:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:09,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-08-27 11:15:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:09,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:09,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:09,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:09,670 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 29 proven. 147 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-08-27 11:15:09,670 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:09,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130955178] [2021-08-27 11:15:09,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130955178] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:09,670 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1914594577] [2021-08-27 11:15:09,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:09,671 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:09,671 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:09,675 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:09,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-27 11:15:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:09,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-27 11:15:09,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:10,087 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 107 proven. 48 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-08-27 11:15:10,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1914594577] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:10,087 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:10,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-08-27 11:15:10,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151162269] [2021-08-27 11:15:10,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-27 11:15:10,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:10,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-27 11:15:10,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-08-27 11:15:10,089 INFO L87 Difference]: Start difference. First operand 129 states and 179 transitions. Second operand has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 10 states have internal predecessors, (56), 7 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2021-08-27 11:15:10,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:10,330 INFO L93 Difference]: Finished difference Result 279 states and 405 transitions. [2021-08-27 11:15:10,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-27 11:15:10,331 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 10 states have internal predecessors, (56), 7 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) Word has length 78 [2021-08-27 11:15:10,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:10,332 INFO L225 Difference]: With dead ends: 279 [2021-08-27 11:15:10,332 INFO L226 Difference]: Without dead ends: 165 [2021-08-27 11:15:10,334 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 128.8ms TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2021-08-27 11:15:10,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-08-27 11:15:10,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 153. [2021-08-27 11:15:10,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 120 states have (on average 1.0916666666666666) internal successors, (131), 119 states have internal predecessors, (131), 19 states have call successors, (19), 7 states have call predecessors, (19), 12 states have return successors, (62), 26 states have call predecessors, (62), 18 states have call successors, (62) [2021-08-27 11:15:10,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 212 transitions. [2021-08-27 11:15:10,343 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 212 transitions. Word has length 78 [2021-08-27 11:15:10,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:10,343 INFO L470 AbstractCegarLoop]: Abstraction has 153 states and 212 transitions. [2021-08-27 11:15:10,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 10 states have internal predecessors, (56), 7 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2021-08-27 11:15:10,343 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 212 transitions. [2021-08-27 11:15:10,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-08-27 11:15:10,344 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:10,344 INFO L512 BasicCegarLoop]: trace histogram [10, 9, 7, 7, 7, 7, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:10,368 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:10,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-27 11:15:10,561 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:10,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:10,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1311193083, now seen corresponding path program 4 times [2021-08-27 11:15:10,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:10,561 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112899058] [2021-08-27 11:15:10,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:10,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:10,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-08-27 11:15:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:10,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-08-27 11:15:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:10,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:10,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:10,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:10,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:10,750 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 2 proven. 189 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-27 11:15:10,750 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:10,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112899058] [2021-08-27 11:15:10,750 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112899058] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:10,750 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791563654] [2021-08-27 11:15:10,751 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-27 11:15:10,751 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:10,751 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:10,753 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:10,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-27 11:15:10,943 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-27 11:15:10,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:10,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-27 11:15:10,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:11,220 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 80 proven. 108 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-08-27 11:15:11,220 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791563654] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:11,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:11,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-08-27 11:15:11,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089032612] [2021-08-27 11:15:11,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-08-27 11:15:11,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:11,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-08-27 11:15:11,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2021-08-27 11:15:11,224 INFO L87 Difference]: Start difference. First operand 153 states and 212 transitions. Second operand has 18 states, 17 states have (on average 4.0) internal successors, (68), 12 states have internal predecessors, (68), 9 states have call successors, (12), 8 states have call predecessors, (12), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-08-27 11:15:11,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:11,552 INFO L93 Difference]: Finished difference Result 355 states and 528 transitions. [2021-08-27 11:15:11,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-27 11:15:11,554 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 4.0) internal successors, (68), 12 states have internal predecessors, (68), 9 states have call successors, (12), 8 states have call predecessors, (12), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 74 [2021-08-27 11:15:11,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:11,555 INFO L225 Difference]: With dead ends: 355 [2021-08-27 11:15:11,556 INFO L226 Difference]: Without dead ends: 217 [2021-08-27 11:15:11,557 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 179.5ms TimeCoverageRelationStatistics Valid=150, Invalid=450, Unknown=0, NotChecked=0, Total=600 [2021-08-27 11:15:11,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-08-27 11:15:11,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 194. [2021-08-27 11:15:11,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 152 states have (on average 1.0986842105263157) internal successors, (167), 152 states have internal predecessors, (167), 25 states have call successors, (25), 8 states have call predecessors, (25), 15 states have return successors, (66), 33 states have call predecessors, (66), 24 states have call successors, (66) [2021-08-27 11:15:11,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 258 transitions. [2021-08-27 11:15:11,567 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 258 transitions. Word has length 74 [2021-08-27 11:15:11,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:11,567 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 258 transitions. [2021-08-27 11:15:11,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 4.0) internal successors, (68), 12 states have internal predecessors, (68), 9 states have call successors, (12), 8 states have call predecessors, (12), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-08-27 11:15:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 258 transitions. [2021-08-27 11:15:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-08-27 11:15:11,568 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:11,569 INFO L512 BasicCegarLoop]: trace histogram [11, 10, 8, 8, 8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:11,593 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:11,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-08-27 11:15:11,792 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:11,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:11,793 INFO L82 PathProgramCache]: Analyzing trace with hash 942934520, now seen corresponding path program 5 times [2021-08-27 11:15:11,793 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:11,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718056818] [2021-08-27 11:15:11,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:11,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:11,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-08-27 11:15:11,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:11,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:12,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:12,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 2 proven. 239 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-27 11:15:12,011 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:12,011 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718056818] [2021-08-27 11:15:12,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718056818] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:12,012 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1699863014] [2021-08-27 11:15:12,012 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-27 11:15:12,012 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:12,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:12,013 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:12,018 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-27 11:15:12,220 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-08-27 11:15:12,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:12,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-27 11:15:12,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:12,491 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 55 proven. 18 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-08-27 11:15:12,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1699863014] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:12,491 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:12,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 7] total 23 [2021-08-27 11:15:12,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837007870] [2021-08-27 11:15:12,492 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-27 11:15:12,492 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:12,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-27 11:15:12,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=412, Unknown=0, NotChecked=0, Total=506 [2021-08-27 11:15:12,493 INFO L87 Difference]: Start difference. First operand 194 states and 258 transitions. Second operand has 23 states, 22 states have (on average 3.590909090909091) internal successors, (79), 16 states have internal predecessors, (79), 12 states have call successors, (15), 8 states have call predecessors, (15), 3 states have return successors, (8), 4 states have call predecessors, (8), 5 states have call successors, (8) [2021-08-27 11:15:13,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:13,294 INFO L93 Difference]: Finished difference Result 848 states and 1934 transitions. [2021-08-27 11:15:13,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-08-27 11:15:13,294 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 3.590909090909091) internal successors, (79), 16 states have internal predecessors, (79), 12 states have call successors, (15), 8 states have call predecessors, (15), 3 states have return successors, (8), 4 states have call predecessors, (8), 5 states have call successors, (8) Word has length 80 [2021-08-27 11:15:13,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:13,303 INFO L225 Difference]: With dead ends: 848 [2021-08-27 11:15:13,304 INFO L226 Difference]: Without dead ends: 668 [2021-08-27 11:15:13,308 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 320.6ms TimeCoverageRelationStatistics Valid=252, Invalid=870, Unknown=0, NotChecked=0, Total=1122 [2021-08-27 11:15:13,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2021-08-27 11:15:13,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 584. [2021-08-27 11:15:13,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 457 states have (on average 1.0984682713347922) internal successors, (502), 458 states have internal predecessors, (502), 79 states have call successors, (79), 20 states have call predecessors, (79), 46 states have return successors, (630), 105 states have call predecessors, (630), 78 states have call successors, (630) [2021-08-27 11:15:13,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 1211 transitions. [2021-08-27 11:15:13,357 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 1211 transitions. Word has length 80 [2021-08-27 11:15:13,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:13,359 INFO L470 AbstractCegarLoop]: Abstraction has 584 states and 1211 transitions. [2021-08-27 11:15:13,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 3.590909090909091) internal successors, (79), 16 states have internal predecessors, (79), 12 states have call successors, (15), 8 states have call predecessors, (15), 3 states have return successors, (8), 4 states have call predecessors, (8), 5 states have call successors, (8) [2021-08-27 11:15:13,359 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1211 transitions. [2021-08-27 11:15:13,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-08-27 11:15:13,360 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:13,360 INFO L512 BasicCegarLoop]: trace histogram [11, 9, 8, 8, 8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:13,387 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:13,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-08-27 11:15:13,577 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:13,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:13,577 INFO L82 PathProgramCache]: Analyzing trace with hash 842988476, now seen corresponding path program 6 times [2021-08-27 11:15:13,577 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:13,577 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300436941] [2021-08-27 11:15:13,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:13,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:13,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:13,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-08-27 11:15:13,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:13,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:13,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:13,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-08-27 11:15:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:13,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-08-27 11:15:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-08-27 11:15:13,649 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:13,649 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300436941] [2021-08-27 11:15:13,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300436941] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:13,649 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [651879798] [2021-08-27 11:15:13,649 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-27 11:15:13,650 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:13,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:13,657 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:13,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-27 11:15:13,901 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-08-27 11:15:13,901 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:13,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-27 11:15:13,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:14,166 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 63 proven. 17 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-08-27 11:15:14,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [651879798] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:14,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:14,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2021-08-27 11:15:14,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241365335] [2021-08-27 11:15:14,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-27 11:15:14,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:14,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-27 11:15:14,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-08-27 11:15:14,167 INFO L87 Difference]: Start difference. First operand 584 states and 1211 transitions. Second operand has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 11 states have internal predecessors, (45), 6 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 6 states have call successors, (7) [2021-08-27 11:15:14,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:14,304 INFO L93 Difference]: Finished difference Result 949 states and 2169 transitions. [2021-08-27 11:15:14,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-27 11:15:14,305 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 11 states have internal predecessors, (45), 6 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 6 states have call successors, (7) Word has length 79 [2021-08-27 11:15:14,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:14,307 INFO L225 Difference]: With dead ends: 949 [2021-08-27 11:15:14,308 INFO L226 Difference]: Without dead ends: 380 [2021-08-27 11:15:14,318 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 85 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 88.5ms TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2021-08-27 11:15:14,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-08-27 11:15:14,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 354. [2021-08-27 11:15:14,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 279 states have (on average 1.1612903225806452) internal successors, (324), 280 states have internal predecessors, (324), 49 states have call successors, (49), 20 states have call predecessors, (49), 24 states have return successors, (198), 53 states have call predecessors, (198), 48 states have call successors, (198) [2021-08-27 11:15:14,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 571 transitions. [2021-08-27 11:15:14,345 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 571 transitions. Word has length 79 [2021-08-27 11:15:14,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:14,346 INFO L470 AbstractCegarLoop]: Abstraction has 354 states and 571 transitions. [2021-08-27 11:15:14,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 11 states have internal predecessors, (45), 6 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 6 states have call successors, (7) [2021-08-27 11:15:14,346 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 571 transitions. [2021-08-27 11:15:14,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-08-27 11:15:14,347 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:14,347 INFO L512 BasicCegarLoop]: trace histogram [11, 10, 8, 8, 8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:14,371 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:14,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-27 11:15:14,571 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:14,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:14,572 INFO L82 PathProgramCache]: Analyzing trace with hash 208625464, now seen corresponding path program 7 times [2021-08-27 11:15:14,572 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:14,572 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986870529] [2021-08-27 11:15:14,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:14,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:14,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-08-27 11:15:14,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:14,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:14,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:14,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:14,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-08-27 11:15:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:14,660 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-08-27 11:15:14,661 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:14,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986870529] [2021-08-27 11:15:14,661 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986870529] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:14,661 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [126010336] [2021-08-27 11:15:14,661 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-27 11:15:14,662 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:14,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:14,663 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:14,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-27 11:15:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:14,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 9 conjunts are in the unsatisfiable core [2021-08-27 11:15:14,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:15,250 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2021-08-27 11:15:15,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [126010336] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:15,250 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:15,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2021-08-27 11:15:15,250 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115562036] [2021-08-27 11:15:15,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-27 11:15:15,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:15,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-27 11:15:15,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-08-27 11:15:15,251 INFO L87 Difference]: Start difference. First operand 354 states and 571 transitions. Second operand has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 10 states have internal predecessors, (26), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (5), 5 states have call predecessors, (5), 2 states have call successors, (5) [2021-08-27 11:15:15,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:15,345 INFO L93 Difference]: Finished difference Result 374 states and 596 transitions. [2021-08-27 11:15:15,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-27 11:15:15,346 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 10 states have internal predecessors, (26), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (5), 5 states have call predecessors, (5), 2 states have call successors, (5) Word has length 80 [2021-08-27 11:15:15,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:15,348 INFO L225 Difference]: With dead ends: 374 [2021-08-27 11:15:15,348 INFO L226 Difference]: Without dead ends: 373 [2021-08-27 11:15:15,349 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 69.0ms TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-08-27 11:15:15,349 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2021-08-27 11:15:15,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 354. [2021-08-27 11:15:15,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 279 states have (on average 1.157706093189964) internal successors, (323), 280 states have internal predecessors, (323), 49 states have call successors, (49), 20 states have call predecessors, (49), 24 states have return successors, (198), 53 states have call predecessors, (198), 48 states have call successors, (198) [2021-08-27 11:15:15,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 570 transitions. [2021-08-27 11:15:15,367 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 570 transitions. Word has length 80 [2021-08-27 11:15:15,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:15,368 INFO L470 AbstractCegarLoop]: Abstraction has 354 states and 570 transitions. [2021-08-27 11:15:15,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 10 states have internal predecessors, (26), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (5), 5 states have call predecessors, (5), 2 states have call successors, (5) [2021-08-27 11:15:15,368 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 570 transitions. [2021-08-27 11:15:15,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-08-27 11:15:15,369 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:15,369 INFO L512 BasicCegarLoop]: trace histogram [11, 10, 8, 8, 8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-08-27 11:15:15,397 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:15,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-08-27 11:15:15,587 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:15,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:15,588 INFO L82 PathProgramCache]: Analyzing trace with hash -2122545154, now seen corresponding path program 2 times [2021-08-27 11:15:15,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:15,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851042362] [2021-08-27 11:15:15,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:15,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:15,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-08-27 11:15:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-08-27 11:15:15,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2021-08-27 11:15:15,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:15,654 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851042362] [2021-08-27 11:15:15,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851042362] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-27 11:15:15,655 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-27 11:15:15,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-27 11:15:15,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282846187] [2021-08-27 11:15:15,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-27 11:15:15,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:15,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-27 11:15:15,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:15:15,657 INFO L87 Difference]: Start difference. First operand 354 states and 570 transitions. Second operand has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-08-27 11:15:15,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:15,685 INFO L93 Difference]: Finished difference Result 358 states and 574 transitions. [2021-08-27 11:15:15,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-27 11:15:15,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 81 [2021-08-27 11:15:15,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:15,688 INFO L225 Difference]: With dead ends: 358 [2021-08-27 11:15:15,688 INFO L226 Difference]: Without dead ends: 357 [2021-08-27 11:15:15,689 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 11.1ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-27 11:15:15,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-08-27 11:15:15,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 357. [2021-08-27 11:15:15,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 282 states have (on average 1.1560283687943262) internal successors, (326), 282 states have internal predecessors, (326), 49 states have call successors, (49), 20 states have call predecessors, (49), 24 states have return successors, (198), 54 states have call predecessors, (198), 48 states have call successors, (198) [2021-08-27 11:15:15,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 573 transitions. [2021-08-27 11:15:15,717 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 573 transitions. Word has length 81 [2021-08-27 11:15:15,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:15,717 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 573 transitions. [2021-08-27 11:15:15,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-08-27 11:15:15,718 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 573 transitions. [2021-08-27 11:15:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-08-27 11:15:15,719 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:15,719 INFO L512 BasicCegarLoop]: trace histogram [15, 13, 10, 10, 10, 10, 8, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1] [2021-08-27 11:15:15,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-08-27 11:15:15,720 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:15,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:15,720 INFO L82 PathProgramCache]: Analyzing trace with hash -1461040010, now seen corresponding path program 8 times [2021-08-27 11:15:15,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:15,721 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728101651] [2021-08-27 11:15:15,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:15,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:15,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-08-27 11:15:15,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:15,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-08-27 11:15:15,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:15,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 172 proven. 235 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-08-27 11:15:15,975 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:15,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728101651] [2021-08-27 11:15:15,975 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728101651] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:15,975 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042044730] [2021-08-27 11:15:15,975 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-27 11:15:15,975 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:15,976 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:15,977 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:15,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-27 11:15:16,384 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-27 11:15:16,384 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:16,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-27 11:15:16,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:16,788 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 197 proven. 241 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-08-27 11:15:16,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042044730] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:16,788 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:16,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 23 [2021-08-27 11:15:16,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949580368] [2021-08-27 11:15:16,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-27 11:15:16,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:16,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-27 11:15:16,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=411, Unknown=0, NotChecked=0, Total=506 [2021-08-27 11:15:16,790 INFO L87 Difference]: Start difference. First operand 357 states and 573 transitions. Second operand has 23 states, 22 states have (on average 3.9545454545454546) internal successors, (87), 16 states have internal predecessors, (87), 13 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2021-08-27 11:15:17,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:17,457 INFO L93 Difference]: Finished difference Result 541 states and 881 transitions. [2021-08-27 11:15:17,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-08-27 11:15:17,457 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 3.9545454545454546) internal successors, (87), 16 states have internal predecessors, (87), 13 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) Word has length 119 [2021-08-27 11:15:17,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:17,460 INFO L225 Difference]: With dead ends: 541 [2021-08-27 11:15:17,460 INFO L226 Difference]: Without dead ends: 167 [2021-08-27 11:15:17,464 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 526.8ms TimeCoverageRelationStatistics Valid=612, Invalid=1740, Unknown=0, NotChecked=0, Total=2352 [2021-08-27 11:15:17,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-08-27 11:15:17,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 145. [2021-08-27 11:15:17,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 114 states have (on average 1.1491228070175439) internal successors, (131), 115 states have internal predecessors, (131), 18 states have call successors, (18), 10 states have call predecessors, (18), 11 states have return successors, (22), 19 states have call predecessors, (22), 17 states have call successors, (22) [2021-08-27 11:15:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 171 transitions. [2021-08-27 11:15:17,471 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 171 transitions. Word has length 119 [2021-08-27 11:15:17,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:17,471 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 171 transitions. [2021-08-27 11:15:17,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 3.9545454545454546) internal successors, (87), 16 states have internal predecessors, (87), 13 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2021-08-27 11:15:17,472 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2021-08-27 11:15:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-08-27 11:15:17,473 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:17,473 INFO L512 BasicCegarLoop]: trace histogram [14, 12, 9, 9, 9, 9, 8, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1] [2021-08-27 11:15:17,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:17,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-08-27 11:15:17,689 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:17,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:17,689 INFO L82 PathProgramCache]: Analyzing trace with hash -840473453, now seen corresponding path program 9 times [2021-08-27 11:15:17,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:17,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179343207] [2021-08-27 11:15:17,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:17,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:17,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-08-27 11:15:17,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:17,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:17,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-08-27 11:15:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:17,843 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 23 proven. 35 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2021-08-27 11:15:17,843 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:17,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179343207] [2021-08-27 11:15:17,843 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179343207] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:17,843 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396249961] [2021-08-27 11:15:17,844 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-27 11:15:17,844 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:17,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:17,849 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:17,850 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-27 11:15:18,272 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-08-27 11:15:18,272 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:18,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 17 conjunts are in the unsatisfiable core [2021-08-27 11:15:18,274 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:18,690 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 23 proven. 35 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2021-08-27 11:15:18,691 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396249961] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:18,691 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:18,691 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 12 [2021-08-27 11:15:18,691 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492646565] [2021-08-27 11:15:18,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-27 11:15:18,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:18,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-27 11:15:18,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-08-27 11:15:18,692 INFO L87 Difference]: Start difference. First operand 145 states and 171 transitions. Second operand has 13 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 13 states have internal predecessors, (34), 3 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2021-08-27 11:15:18,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:18,775 INFO L93 Difference]: Finished difference Result 149 states and 171 transitions. [2021-08-27 11:15:18,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-27 11:15:18,776 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 13 states have internal predecessors, (34), 3 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) Word has length 113 [2021-08-27 11:15:18,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:18,777 INFO L225 Difference]: With dead ends: 149 [2021-08-27 11:15:18,777 INFO L226 Difference]: Without dead ends: 148 [2021-08-27 11:15:18,778 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 81.8ms TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-08-27 11:15:18,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-08-27 11:15:18,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 145. [2021-08-27 11:15:18,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 114 states have (on average 1.1403508771929824) internal successors, (130), 115 states have internal predecessors, (130), 18 states have call successors, (18), 10 states have call predecessors, (18), 11 states have return successors, (22), 19 states have call predecessors, (22), 17 states have call successors, (22) [2021-08-27 11:15:18,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 170 transitions. [2021-08-27 11:15:18,784 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 170 transitions. Word has length 113 [2021-08-27 11:15:18,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:18,785 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 170 transitions. [2021-08-27 11:15:18,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 13 states have internal predecessors, (34), 3 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2021-08-27 11:15:18,785 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2021-08-27 11:15:18,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-08-27 11:15:18,786 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:18,786 INFO L512 BasicCegarLoop]: trace histogram [16, 14, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 2, 1, 1, 1, 1] [2021-08-27 11:15:18,814 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:19,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:19,001 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:19,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:19,001 INFO L82 PathProgramCache]: Analyzing trace with hash 1244735138, now seen corresponding path program 10 times [2021-08-27 11:15:19,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:19,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386164336] [2021-08-27 11:15:19,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:19,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-08-27 11:15:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:19,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-08-27 11:15:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:19,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:19,293 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 207 proven. 260 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-08-27 11:15:19,293 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:19,293 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386164336] [2021-08-27 11:15:19,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386164336] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:19,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623882765] [2021-08-27 11:15:19,294 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-27 11:15:19,294 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:19,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:19,295 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:19,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-27 11:15:19,777 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-27 11:15:19,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:19,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-27 11:15:19,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:20,168 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 222 proven. 265 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-08-27 11:15:20,168 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623882765] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:20,168 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:20,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 23 [2021-08-27 11:15:20,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201438804] [2021-08-27 11:15:20,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-08-27 11:15:20,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:20,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-08-27 11:15:20,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=414, Unknown=0, NotChecked=0, Total=506 [2021-08-27 11:15:20,170 INFO L87 Difference]: Start difference. First operand 145 states and 170 transitions. Second operand has 23 states, 22 states have (on average 4.0) internal successors, (88), 17 states have internal predecessors, (88), 14 states have call successors, (17), 7 states have call predecessors, (17), 4 states have return successors, (12), 7 states have call predecessors, (12), 8 states have call successors, (12) [2021-08-27 11:15:20,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:20,772 INFO L93 Difference]: Finished difference Result 274 states and 326 transitions. [2021-08-27 11:15:20,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-08-27 11:15:20,773 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 4.0) internal successors, (88), 17 states have internal predecessors, (88), 14 states have call successors, (17), 7 states have call predecessors, (17), 4 states have return successors, (12), 7 states have call predecessors, (12), 8 states have call successors, (12) Word has length 133 [2021-08-27 11:15:20,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:20,774 INFO L225 Difference]: With dead ends: 274 [2021-08-27 11:15:20,774 INFO L226 Difference]: Without dead ends: 138 [2021-08-27 11:15:20,775 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 518.1ms TimeCoverageRelationStatistics Valid=604, Invalid=1652, Unknown=0, NotChecked=0, Total=2256 [2021-08-27 11:15:20,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2021-08-27 11:15:20,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 129. [2021-08-27 11:15:20,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 101 states have (on average 1.108910891089109) internal successors, (112), 103 states have internal predecessors, (112), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-08-27 11:15:20,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 145 transitions. [2021-08-27 11:15:20,781 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 145 transitions. Word has length 133 [2021-08-27 11:15:20,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:20,781 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 145 transitions. [2021-08-27 11:15:20,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 4.0) internal successors, (88), 17 states have internal predecessors, (88), 14 states have call successors, (17), 7 states have call predecessors, (17), 4 states have return successors, (12), 7 states have call predecessors, (12), 8 states have call successors, (12) [2021-08-27 11:15:20,781 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 145 transitions. [2021-08-27 11:15:20,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-08-27 11:15:20,783 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:20,783 INFO L512 BasicCegarLoop]: trace histogram [14, 12, 9, 9, 9, 9, 8, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1] [2021-08-27 11:15:20,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:21,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:21,000 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:21,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:21,001 INFO L82 PathProgramCache]: Analyzing trace with hash -284873213, now seen corresponding path program 3 times [2021-08-27 11:15:21,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:21,001 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1294137007] [2021-08-27 11:15:21,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:21,001 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-08-27 11:15:21,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:21,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:21,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:21,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-08-27 11:15:21,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:21,134 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 38 proven. 23 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2021-08-27 11:15:21,134 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:21,134 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1294137007] [2021-08-27 11:15:21,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1294137007] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:21,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2139836421] [2021-08-27 11:15:21,135 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-27 11:15:21,135 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:21,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:21,136 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:21,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-08-27 11:15:21,655 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-27 11:15:21,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:21,656 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-27 11:15:21,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:22,025 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 62 proven. 5 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2021-08-27 11:15:22,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2139836421] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:22,026 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:22,026 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 12 [2021-08-27 11:15:22,026 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784804200] [2021-08-27 11:15:22,027 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-08-27 11:15:22,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:22,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-08-27 11:15:22,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-08-27 11:15:22,028 INFO L87 Difference]: Start difference. First operand 129 states and 145 transitions. Second operand has 13 states, 12 states have (on average 3.75) internal successors, (45), 13 states have internal predecessors, (45), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 8 states have call predecessors, (9), 4 states have call successors, (9) [2021-08-27 11:15:22,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:22,104 INFO L93 Difference]: Finished difference Result 129 states and 145 transitions. [2021-08-27 11:15:22,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-27 11:15:22,105 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.75) internal successors, (45), 13 states have internal predecessors, (45), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 8 states have call predecessors, (9), 4 states have call successors, (9) Word has length 114 [2021-08-27 11:15:22,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:22,106 INFO L225 Difference]: With dead ends: 129 [2021-08-27 11:15:22,106 INFO L226 Difference]: Without dead ends: 127 [2021-08-27 11:15:22,107 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 88.1ms TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2021-08-27 11:15:22,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-08-27 11:15:22,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-08-27 11:15:22,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.05) internal successors, (105), 101 states have internal predecessors, (105), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-08-27 11:15:22,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 138 transitions. [2021-08-27 11:15:22,113 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 138 transitions. Word has length 114 [2021-08-27 11:15:22,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:22,113 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 138 transitions. [2021-08-27 11:15:22,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.75) internal successors, (45), 13 states have internal predecessors, (45), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 8 states have call predecessors, (9), 4 states have call successors, (9) [2021-08-27 11:15:22,114 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 138 transitions. [2021-08-27 11:15:22,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-08-27 11:15:22,115 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:22,115 INFO L512 BasicCegarLoop]: trace histogram [19, 16, 14, 11, 11, 11, 11, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 3, 1, 1, 1, 1] [2021-08-27 11:15:22,143 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:22,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:22,332 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:22,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:22,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1425556519, now seen corresponding path program 11 times [2021-08-27 11:15:22,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:22,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110722582] [2021-08-27 11:15:22,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:22,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-08-27 11:15:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:22,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-08-27 11:15:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:22,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:22,553 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 78 proven. 129 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2021-08-27 11:15:22,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:22,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110722582] [2021-08-27 11:15:22,553 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110722582] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:22,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1227414114] [2021-08-27 11:15:22,553 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-27 11:15:22,554 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:22,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:22,555 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:22,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-08-27 11:15:23,092 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-08-27 11:15:23,092 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:23,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 29 conjunts are in the unsatisfiable core [2021-08-27 11:15:23,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:23,662 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 78 proven. 129 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2021-08-27 11:15:23,662 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1227414114] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:23,662 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:23,662 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 16 [2021-08-27 11:15:23,662 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75535085] [2021-08-27 11:15:23,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-08-27 11:15:23,663 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:23,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-08-27 11:15:23,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2021-08-27 11:15:23,664 INFO L87 Difference]: Start difference. First operand 127 states and 138 transitions. Second operand has 17 states, 16 states have (on average 2.75) internal successors, (44), 17 states have internal predecessors, (44), 4 states have call successors, (5), 1 states have call predecessors, (5), 4 states have return successors, (11), 11 states have call predecessors, (11), 4 states have call successors, (11) [2021-08-27 11:15:23,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:23,704 INFO L93 Difference]: Finished difference Result 128 states and 138 transitions. [2021-08-27 11:15:23,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-27 11:15:23,706 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.75) internal successors, (44), 17 states have internal predecessors, (44), 4 states have call successors, (5), 1 states have call predecessors, (5), 4 states have return successors, (11), 11 states have call predecessors, (11), 4 states have call successors, (11) Word has length 166 [2021-08-27 11:15:23,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:23,707 INFO L225 Difference]: With dead ends: 128 [2021-08-27 11:15:23,707 INFO L226 Difference]: Without dead ends: 127 [2021-08-27 11:15:23,708 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 103.2ms TimeCoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2021-08-27 11:15:23,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-08-27 11:15:23,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-08-27 11:15:23,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.04) internal successors, (104), 101 states have internal predecessors, (104), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-08-27 11:15:23,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 137 transitions. [2021-08-27 11:15:23,713 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 137 transitions. Word has length 166 [2021-08-27 11:15:23,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:23,713 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 137 transitions. [2021-08-27 11:15:23,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.75) internal successors, (44), 17 states have internal predecessors, (44), 4 states have call successors, (5), 1 states have call predecessors, (5), 4 states have return successors, (11), 11 states have call predecessors, (11), 4 states have call successors, (11) [2021-08-27 11:15:23,713 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2021-08-27 11:15:23,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-08-27 11:15:23,716 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:23,716 INFO L512 BasicCegarLoop]: trace histogram [28, 24, 23, 15, 15, 15, 15, 12, 12, 12, 12, 12, 12, 12, 11, 11, 8, 5, 1, 1, 1, 1] [2021-08-27 11:15:23,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:23,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:23,940 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:23,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:23,941 INFO L82 PathProgramCache]: Analyzing trace with hash -1792031787, now seen corresponding path program 12 times [2021-08-27 11:15:23,941 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:23,941 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295858120] [2021-08-27 11:15:23,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:23,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-08-27 11:15:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:24,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:24,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-08-27 11:15:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:24,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:24,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2327 backedges. 272 proven. 389 refuted. 0 times theorem prover too weak. 1666 trivial. 0 not checked. [2021-08-27 11:15:24,352 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:24,352 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295858120] [2021-08-27 11:15:24,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295858120] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:24,353 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [102885108] [2021-08-27 11:15:24,353 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-27 11:15:24,353 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:24,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:24,357 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:24,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-08-27 11:15:25,034 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2021-08-27 11:15:25,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:25,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 49 conjunts are in the unsatisfiable core [2021-08-27 11:15:25,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:25,938 INFO L134 CoverageAnalysis]: Checked inductivity of 2327 backedges. 272 proven. 389 refuted. 0 times theorem prover too weak. 1666 trivial. 0 not checked. [2021-08-27 11:15:25,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [102885108] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:25,938 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:25,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 20 [2021-08-27 11:15:25,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1082757930] [2021-08-27 11:15:25,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-27 11:15:25,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:25,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-27 11:15:25,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2021-08-27 11:15:25,940 INFO L87 Difference]: Start difference. First operand 127 states and 137 transitions. Second operand has 21 states, 20 states have (on average 2.7) internal successors, (54), 21 states have internal predecessors, (54), 5 states have call successors, (6), 1 states have call predecessors, (6), 5 states have return successors, (14), 14 states have call predecessors, (14), 5 states have call successors, (14) [2021-08-27 11:15:26,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:26,008 INFO L93 Difference]: Finished difference Result 128 states and 137 transitions. [2021-08-27 11:15:26,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-27 11:15:26,017 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 2.7) internal successors, (54), 21 states have internal predecessors, (54), 5 states have call successors, (6), 1 states have call predecessors, (6), 5 states have return successors, (14), 14 states have call predecessors, (14), 5 states have call successors, (14) Word has length 258 [2021-08-27 11:15:26,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:26,019 INFO L225 Difference]: With dead ends: 128 [2021-08-27 11:15:26,019 INFO L226 Difference]: Without dead ends: 127 [2021-08-27 11:15:26,019 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 156.5ms TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2021-08-27 11:15:26,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-08-27 11:15:26,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-08-27 11:15:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.03) internal successors, (103), 101 states have internal predecessors, (103), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-08-27 11:15:26,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 136 transitions. [2021-08-27 11:15:26,025 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 136 transitions. Word has length 258 [2021-08-27 11:15:26,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:26,025 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 136 transitions. [2021-08-27 11:15:26,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 2.7) internal successors, (54), 21 states have internal predecessors, (54), 5 states have call successors, (6), 1 states have call predecessors, (6), 5 states have return successors, (14), 14 states have call predecessors, (14), 5 states have call successors, (14) [2021-08-27 11:15:26,026 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2021-08-27 11:15:26,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2021-08-27 11:15:26,028 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:26,028 INFO L512 BasicCegarLoop]: trace histogram [43, 40, 35, 22, 22, 22, 22, 20, 20, 20, 20, 20, 20, 20, 19, 19, 13, 8, 1, 1, 1, 1] [2021-08-27 11:15:26,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:26,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:26,245 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:26,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:26,245 INFO L82 PathProgramCache]: Analyzing trace with hash 1446613788, now seen corresponding path program 13 times [2021-08-27 11:15:26,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:26,245 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157979863] [2021-08-27 11:15:26,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:26,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-08-27 11:15:26,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:26,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:26,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:26,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-27 11:15:26,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:26,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:26,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:26,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-08-27 11:15:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:26,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:26,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:26,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:26,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:26,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:26,850 INFO L134 CoverageAnalysis]: Checked inductivity of 5965 backedges. 820 proven. 1093 refuted. 0 times theorem prover too weak. 4052 trivial. 0 not checked. [2021-08-27 11:15:26,851 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:26,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157979863] [2021-08-27 11:15:26,851 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157979863] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:26,851 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [937202619] [2021-08-27 11:15:26,851 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-27 11:15:26,851 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:26,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:26,852 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:26,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-08-27 11:15:27,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:27,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 81 conjunts are in the unsatisfiable core [2021-08-27 11:15:27,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 5965 backedges. 820 proven. 1093 refuted. 0 times theorem prover too weak. 4052 trivial. 0 not checked. [2021-08-27 11:15:29,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [937202619] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:29,155 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:29,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 24 [2021-08-27 11:15:29,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41755377] [2021-08-27 11:15:29,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-27 11:15:29,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:29,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-27 11:15:29,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-08-27 11:15:29,157 INFO L87 Difference]: Start difference. First operand 127 states and 136 transitions. Second operand has 25 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 25 states have internal predecessors, (64), 6 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (17), 17 states have call predecessors, (17), 6 states have call successors, (17) [2021-08-27 11:15:29,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:29,233 INFO L93 Difference]: Finished difference Result 128 states and 136 transitions. [2021-08-27 11:15:29,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-27 11:15:29,234 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 25 states have internal predecessors, (64), 6 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (17), 17 states have call predecessors, (17), 6 states have call successors, (17) Word has length 409 [2021-08-27 11:15:29,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:29,235 INFO L225 Difference]: With dead ends: 128 [2021-08-27 11:15:29,235 INFO L226 Difference]: Without dead ends: 127 [2021-08-27 11:15:29,235 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 546 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 215.2ms TimeCoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-08-27 11:15:29,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-08-27 11:15:29,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-08-27 11:15:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.02) internal successors, (102), 101 states have internal predecessors, (102), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-08-27 11:15:29,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 135 transitions. [2021-08-27 11:15:29,240 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 135 transitions. Word has length 409 [2021-08-27 11:15:29,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:29,241 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 135 transitions. [2021-08-27 11:15:29,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 25 states have internal predecessors, (64), 6 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (17), 17 states have call predecessors, (17), 6 states have call successors, (17) [2021-08-27 11:15:29,241 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 135 transitions. [2021-08-27 11:15:29,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2021-08-27 11:15:29,245 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:29,245 INFO L512 BasicCegarLoop]: trace histogram [68, 66, 55, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 32, 32, 21, 13, 1, 1, 1, 1] [2021-08-27 11:15:29,283 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:29,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:29,461 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:29,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:29,461 INFO L82 PathProgramCache]: Analyzing trace with hash -1469959190, now seen corresponding path program 14 times [2021-08-27 11:15:29,461 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:29,461 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442835267] [2021-08-27 11:15:29,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:29,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:29,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:29,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:29,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:29,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:29,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:29,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:29,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:29,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:29,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:30,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-27 11:15:30,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-08-27 11:15:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:30,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:30,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:30,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2021-08-27 11:15:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:30,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:30,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-27 11:15:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:30,633 INFO L134 CoverageAnalysis]: Checked inductivity of 15678 backedges. 2390 proven. 2946 refuted. 0 times theorem prover too weak. 10342 trivial. 0 not checked. [2021-08-27 11:15:30,633 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:30,633 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442835267] [2021-08-27 11:15:30,633 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442835267] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:30,634 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130031098] [2021-08-27 11:15:30,634 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-27 11:15:30,634 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:30,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:30,635 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:30,656 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-08-27 11:15:31,713 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-27 11:15:31,713 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:31,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 133 conjunts are in the unsatisfiable core [2021-08-27 11:15:31,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 15678 backedges. 2390 proven. 2946 refuted. 0 times theorem prover too weak. 10342 trivial. 0 not checked. [2021-08-27 11:15:33,946 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130031098] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:33,946 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:33,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 28 [2021-08-27 11:15:33,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85964773] [2021-08-27 11:15:33,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-08-27 11:15:33,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:33,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-08-27 11:15:33,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=624, Unknown=0, NotChecked=0, Total=812 [2021-08-27 11:15:33,948 INFO L87 Difference]: Start difference. First operand 127 states and 135 transitions. Second operand has 29 states, 28 states have (on average 2.642857142857143) internal successors, (74), 29 states have internal predecessors, (74), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (20), 20 states have call predecessors, (20), 7 states have call successors, (20) [2021-08-27 11:15:34,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:34,035 INFO L93 Difference]: Finished difference Result 128 states and 135 transitions. [2021-08-27 11:15:34,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-27 11:15:34,035 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 2.642857142857143) internal successors, (74), 29 states have internal predecessors, (74), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (20), 20 states have call predecessors, (20), 7 states have call successors, (20) Word has length 658 [2021-08-27 11:15:34,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:34,037 INFO L225 Difference]: With dead ends: 128 [2021-08-27 11:15:34,037 INFO L226 Difference]: Without dead ends: 127 [2021-08-27 11:15:34,038 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 922 GetRequests, 895 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 278.1ms TimeCoverageRelationStatistics Valid=188, Invalid=624, Unknown=0, NotChecked=0, Total=812 [2021-08-27 11:15:34,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-08-27 11:15:34,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-08-27 11:15:34,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.01) internal successors, (101), 101 states have internal predecessors, (101), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-08-27 11:15:34,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 134 transitions. [2021-08-27 11:15:34,042 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 134 transitions. Word has length 658 [2021-08-27 11:15:34,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:34,044 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 134 transitions. [2021-08-27 11:15:34,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 2.642857142857143) internal successors, (74), 29 states have internal predecessors, (74), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (20), 20 states have call predecessors, (20), 7 states have call successors, (20) [2021-08-27 11:15:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 134 transitions. [2021-08-27 11:15:34,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1065 [2021-08-27 11:15:34,052 INFO L504 BasicCegarLoop]: Found error trace [2021-08-27 11:15:34,053 INFO L512 BasicCegarLoop]: trace histogram [109, 108, 88, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 53, 53, 34, 21, 1, 1, 1, 1] [2021-08-27 11:15:34,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:34,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-08-27 11:15:34,271 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-27 11:15:34,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-27 11:15:34,271 INFO L82 PathProgramCache]: Analyzing trace with hash -581544090, now seen corresponding path program 15 times [2021-08-27 11:15:34,272 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-27 11:15:34,272 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038681802] [2021-08-27 11:15:34,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-27 11:15:34,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-27 11:15:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:34,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-08-27 11:15:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:35,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-27 11:15:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:35,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-08-27 11:15:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-08-27 11:15:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:35,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:35,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-27 11:15:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:35,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:35,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2021-08-27 11:15:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:36,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:36,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-27 11:15:36,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:36,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:36,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-08-27 11:15:36,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-27 11:15:36,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-27 11:15:36,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-27 11:15:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-27 11:15:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-27 11:15:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-27 11:15:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 41413 backedges. 6686 proven. 7802 refuted. 0 times theorem prover too weak. 26925 trivial. 0 not checked. [2021-08-27 11:15:36,514 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-27 11:15:36,514 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038681802] [2021-08-27 11:15:36,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038681802] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:36,515 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402466557] [2021-08-27 11:15:36,515 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-27 11:15:36,515 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-27 11:15:36,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-27 11:15:36,516 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-27 11:15:36,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-08-27 11:15:38,127 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 82 check-sat command(s) [2021-08-27 11:15:38,127 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-27 11:15:38,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 1987 conjuncts, 217 conjunts are in the unsatisfiable core [2021-08-27 11:15:38,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-27 11:15:41,617 INFO L134 CoverageAnalysis]: Checked inductivity of 41413 backedges. 6686 proven. 7802 refuted. 0 times theorem prover too weak. 26925 trivial. 0 not checked. [2021-08-27 11:15:41,617 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402466557] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-27 11:15:41,617 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-27 11:15:41,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 32 [2021-08-27 11:15:41,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256410392] [2021-08-27 11:15:41,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-08-27 11:15:41,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-27 11:15:41,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-08-27 11:15:41,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2021-08-27 11:15:41,620 INFO L87 Difference]: Start difference. First operand 127 states and 134 transitions. Second operand has 33 states, 32 states have (on average 2.625) internal successors, (84), 33 states have internal predecessors, (84), 8 states have call successors, (9), 1 states have call predecessors, (9), 8 states have return successors, (23), 23 states have call predecessors, (23), 8 states have call successors, (23) [2021-08-27 11:15:41,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-27 11:15:41,709 INFO L93 Difference]: Finished difference Result 127 states and 134 transitions. [2021-08-27 11:15:41,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-27 11:15:41,710 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 2.625) internal successors, (84), 33 states have internal predecessors, (84), 8 states have call successors, (9), 1 states have call predecessors, (9), 8 states have return successors, (23), 23 states have call predecessors, (23), 8 states have call successors, (23) Word has length 1064 [2021-08-27 11:15:41,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-27 11:15:41,711 INFO L225 Difference]: With dead ends: 127 [2021-08-27 11:15:41,712 INFO L226 Difference]: Without dead ends: 0 [2021-08-27 11:15:41,715 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1496 GetRequests, 1465 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 360.2ms TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2021-08-27 11:15:41,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-27 11:15:41,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-27 11:15:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-27 11:15:41,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-27 11:15:41,716 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1064 [2021-08-27 11:15:41,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-27 11:15:41,716 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-27 11:15:41,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 32 states have (on average 2.625) internal successors, (84), 33 states have internal predecessors, (84), 8 states have call successors, (9), 1 states have call predecessors, (9), 8 states have return successors, (23), 23 states have call predecessors, (23), 8 states have call successors, (23) [2021-08-27 11:15:41,717 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-27 11:15:41,717 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-27 11:15:41,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:15:41,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:15:41,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:15:41,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:15:41,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:15:41,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-08-27 11:15:41,751 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-08-27 11:15:41,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-08-27 11:15:41,947 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-27 11:15:41,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,957 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,962 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,963 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,964 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,965 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,972 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,974 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,975 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,977 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:41,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,037 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,042 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,045 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,047 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,048 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,066 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,106 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,107 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,109 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,110 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,119 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,151 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,152 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,155 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,157 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,158 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,160 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,161 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,169 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,188 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,189 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,200 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,208 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,209 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,210 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,216 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,234 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,273 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,337 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,358 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,359 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,360 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,361 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,364 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,365 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,379 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,380 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,383 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,384 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,385 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,386 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,387 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,392 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,396 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,402 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,408 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,418 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:42,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-27 11:15:43,120 INFO L857 garLoopResultBuilder]: For program point fibonacciErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,121 INFO L857 garLoopResultBuilder]: For program point fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,121 INFO L857 garLoopResultBuilder]: For program point fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,121 INFO L857 garLoopResultBuilder]: For program point L19(lines 19 23) no Hoare annotation was computed. [2021-08-27 11:15:43,121 INFO L857 garLoopResultBuilder]: For program point fibonacciEXIT(lines 16 24) no Hoare annotation was computed. [2021-08-27 11:15:43,121 INFO L857 garLoopResultBuilder]: For program point L17(lines 17 23) no Hoare annotation was computed. [2021-08-27 11:15:43,121 INFO L857 garLoopResultBuilder]: For program point fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,122 INFO L857 garLoopResultBuilder]: For program point fibonacciFINAL(lines 16 24) no Hoare annotation was computed. [2021-08-27 11:15:43,122 INFO L857 garLoopResultBuilder]: For program point fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,122 INFO L857 garLoopResultBuilder]: For program point fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,122 INFO L860 garLoopResultBuilder]: At program point fibonacciENTRY(lines 16 24) the Hoare annotation is: true [2021-08-27 11:15:43,122 INFO L857 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,122 INFO L857 garLoopResultBuilder]: For program point L22-1(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,123 INFO L853 garLoopResultBuilder]: At program point L22-2(line 22) the Hoare annotation is: (and (or (not (<= |fibonacci_#in~n| 9)) (= fibonacci_~n |fibonacci_#in~n|)) (or (not (<= |fibonacci_#in~n| 3)) (< 1 fibonacci_~n))) [2021-08-27 11:15:43,123 INFO L857 garLoopResultBuilder]: For program point L22-3(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,123 INFO L857 garLoopResultBuilder]: For program point L22-4(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,123 INFO L857 garLoopResultBuilder]: For program point L22-5(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,123 INFO L853 garLoopResultBuilder]: At program point L22-6(line 22) the Hoare annotation is: (let ((.cse0 (<= 2 |fibonacci_#t~ret7|)) (.cse1 (= fibonacci_~n |fibonacci_#in~n|))) (and (or (and (<= |fibonacci_#t~ret7| 2) .cse0 .cse1) (not (<= 4 |fibonacci_#in~n|)) (not (<= |fibonacci_#in~n| 4))) (or (not (<= |fibonacci_#in~n| 3)) (and (= |fibonacci_#t~ret7| 1) (< 1 fibonacci_~n) .cse1)) (or (not (<= |fibonacci_#in~n| 6)) (and (<= |fibonacci_#t~ret7| 5) .cse0 .cse1) (not (<= 6 |fibonacci_#in~n|))) (or (not (<= 7 |fibonacci_#in~n|)) (and (<= |fibonacci_#t~ret7| 8) .cse0 .cse1) (not (<= |fibonacci_#in~n| 7))) (or (and (<= |fibonacci_#t~ret7| 21) .cse0 .cse1) (not (<= |fibonacci_#in~n| 9)) (not (<= 9 |fibonacci_#in~n|))) (or (not (<= |fibonacci_#in~n| 5)) (not (<= 5 |fibonacci_#in~n|)) (and (<= |fibonacci_#t~ret7| 3) .cse0 .cse1)) (or (and (<= |fibonacci_#t~ret7| 13) .cse0 .cse1) (not (<= |fibonacci_#in~n| 8)) (not (<= 8 |fibonacci_#in~n|))))) [2021-08-27 11:15:43,123 INFO L857 garLoopResultBuilder]: For program point L22-7(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,124 INFO L857 garLoopResultBuilder]: For program point L22-8(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,124 INFO L857 garLoopResultBuilder]: For program point L22-9(line 22) no Hoare annotation was computed. [2021-08-27 11:15:43,124 INFO L857 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-08-27 11:15:43,124 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-27 11:15:43,124 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-27 11:15:43,124 INFO L857 garLoopResultBuilder]: For program point L30(lines 30 34) no Hoare annotation was computed. [2021-08-27 11:15:43,124 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-27 11:15:43,125 INFO L853 garLoopResultBuilder]: At program point L29(line 29) the Hoare annotation is: (and (<= ULTIMATE.start_main_~x~0 9) (<= 9 ULTIMATE.start_main_~x~0)) [2021-08-27 11:15:43,125 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-27 11:15:43,125 INFO L857 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2021-08-27 11:15:43,125 INFO L853 garLoopResultBuilder]: At program point L27(lines 27 35) the Hoare annotation is: (<= ULTIMATE.start_main_~x~0 9) [2021-08-27 11:15:43,129 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-27 11:15:43,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.08 11:15:43 BoogieIcfgContainer [2021-08-27 11:15:43,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-27 11:15:43,139 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-27 11:15:43,139 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-27 11:15:43,140 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-27 11:15:43,140 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 11:15:02" (3/4) ... [2021-08-27 11:15:43,142 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-27 11:15:43,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fibonacci [2021-08-27 11:15:43,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-08-27 11:15:43,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-27 11:15:43,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-27 11:15:43,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-27 11:15:43,192 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-27 11:15:43,192 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-27 11:15:43,194 INFO L168 Benchmark]: Toolchain (without parser) took 41734.31 ms. Allocated memory was 67.1 MB in the beginning and 597.7 MB in the end (delta: 530.6 MB). Free memory was 47.4 MB in the beginning and 526.1 MB in the end (delta: -478.7 MB). Peak memory consumption was 399.0 MB. Max. memory is 16.1 GB. [2021-08-27 11:15:43,194 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 67.1 MB. Free memory is still 49.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:15:43,194 INFO L168 Benchmark]: CACSL2BoogieTranslator took 179.29 ms. Allocated memory is still 67.1 MB. Free memory was 47.2 MB in the beginning and 38.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-08-27 11:15:43,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.52 ms. Allocated memory is still 67.1 MB. Free memory was 38.1 MB in the beginning and 50.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-27 11:15:43,195 INFO L168 Benchmark]: Boogie Preprocessor took 26.19 ms. Allocated memory is still 67.1 MB. Free memory was 50.8 MB in the beginning and 50.0 MB in the end (delta: 802.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:15:43,195 INFO L168 Benchmark]: RCFGBuilder took 359.99 ms. Allocated memory is still 67.1 MB. Free memory was 49.8 MB in the beginning and 37.0 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-27 11:15:43,196 INFO L168 Benchmark]: TraceAbstraction took 41045.64 ms. Allocated memory was 67.1 MB in the beginning and 597.7 MB in the end (delta: 530.6 MB). Free memory was 36.4 MB in the beginning and 182.4 MB in the end (delta: -146.0 MB). Peak memory consumption was 385.6 MB. Max. memory is 16.1 GB. [2021-08-27 11:15:43,196 INFO L168 Benchmark]: Witness Printer took 52.92 ms. Allocated memory is still 597.7 MB. Free memory was 182.4 MB in the beginning and 526.1 MB in the end (delta: -343.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-27 11:15:43,198 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 67.1 MB. Free memory is still 49.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 179.29 ms. Allocated memory is still 67.1 MB. Free memory was 47.2 MB in the beginning and 38.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.52 ms. Allocated memory is still 67.1 MB. Free memory was 38.1 MB in the beginning and 50.8 MB in the end (delta: -12.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.19 ms. Allocated memory is still 67.1 MB. Free memory was 50.8 MB in the beginning and 50.0 MB in the end (delta: 802.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 359.99 ms. Allocated memory is still 67.1 MB. Free memory was 49.8 MB in the beginning and 37.0 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 41045.64 ms. Allocated memory was 67.1 MB in the beginning and 597.7 MB in the end (delta: 530.6 MB). Free memory was 36.4 MB in the beginning and 182.4 MB in the end (delta: -146.0 MB). Peak memory consumption was 385.6 MB. Max. memory is 16.1 GB. * Witness Printer took 52.92 ms. Allocated memory is still 597.7 MB. Free memory was 182.4 MB in the beginning and 526.1 MB in the end (delta: -343.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 22]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 30 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 40979.7ms, OverallIterations: 26, TraceHistogramMax: 109, EmptinessCheckTime: 50.2ms, AutomataDifference: 5495.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 1175.0ms, InitialAbstractionConstructionTime: 17.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 655 SDtfs, 2594 SDslu, 2900 SDs, 0 SdLazy, 4328 SolverSat, 1015 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2574.7ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5286 GetRequests, 4839 SyntacticMatches, 1 SemanticMatches, 446 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2093 ImplicationChecksByTransitivity, 4089.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=584occurred in iteration=14, InterpolantAutomatonStates: 358, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 343.0ms AutomataMinimizationTime, 26 MinimizatonAttempts, 292 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 5 LocationsWithAnnotation, 785 PreInvPairs, 889 NumberOfFragments, 158 HoareAnnotationTreeSize, 785 FomulaSimplifications, 1468 FormulaSimplificationTreeSizeReduction, 473.8ms HoareSimplificationTime, 5 FomulaSimplificationsInter, 3661 FormulaSimplificationTreeSizeReductionInter, 662.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 262.8ms SsaConstructionTime, 1552.3ms SatisfiabilityAnalysisTime, 19944.6ms InterpolantComputationTime, 7648 NumberOfCodeBlocks, 7411 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 7601 ConstructedInterpolants, 0 QuantifiedInterpolants, 17663 SizeOfPredicates, 51 NumberOfNonLiveVariables, 7055 ConjunctsInSsa, 673 ConjunctsInUnsatCore, 47 InterpolantComputations, 6 PerfectInterpolantSequences, 113515/140323 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: x <= 9 RESULT: Ultimate proved your program to be correct! [2021-08-27 11:15:43,245 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...