./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 5fbdf5bf 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-wip.dd.seqcomp-5fbdf5b [2021-08-30 22:34:10,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 22:34:10,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 22:34:10,256 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 22:34:10,256 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 22:34:10,260 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 22:34:10,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 22:34:10,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 22:34:10,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 22:34:10,279 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 22:34:10,280 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 22:34:10,284 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 22:34:10,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 22:34:10,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 22:34:10,288 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 22:34:10,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 22:34:10,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 22:34:10,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 22:34:10,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 22:34:10,300 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 22:34:10,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 22:34:10,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 22:34:10,303 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 22:34:10,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 22:34:10,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 22:34:10,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 22:34:10,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 22:34:10,313 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 22:34:10,313 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 22:34:10,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 22:34:10,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 22:34:10,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 22:34:10,316 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 22:34:10,317 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 22:34:10,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 22:34:10,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 22:34:10,319 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 22:34:10,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 22:34:10,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 22:34:10,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 22:34:10,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 22:34:10,325 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-08-30 22:34:10,360 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 22:34:10,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 22:34:10,361 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 22:34:10,361 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 22:34:10,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 22:34:10,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 22:34:10,363 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 22:34:10,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 22:34:10,364 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-30 22:34:10,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 22:34:10,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 22:34:10,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-30 22:34:10,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 22:34:10,365 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-30 22:34:10,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 22:34:10,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-30 22:34:10,366 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-30 22:34:10,366 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-30 22:34:10,367 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-30 22:34:10,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 22:34:10,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-30 22:34:10,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 22:34:10,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 22:34:10,368 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 22:34:10,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 22:34:10,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 22:34:10,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 22:34:10,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-30 22:34:10,369 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 22:34:10,369 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 22:34:10,369 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-30 22:34:10,369 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 22:34:10,370 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 675300a4b632e073b31d1e86ab5660e0c5ab887b [2021-08-30 22:34:10,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 22:34:10,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 22:34:10,712 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 22:34:10,713 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 22:34:10,714 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 22:34:10,716 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci02.c [2021-08-30 22:34:10,770 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd01fd530/bfe945d16cc04f0a9619d95cd868d726/FLAGd98acfb54 [2021-08-30 22:34:11,185 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 22:34:11,186 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci02.c [2021-08-30 22:34:11,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd01fd530/bfe945d16cc04f0a9619d95cd868d726/FLAGd98acfb54 [2021-08-30 22:34:11,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd01fd530/bfe945d16cc04f0a9619d95cd868d726 [2021-08-30 22:34:11,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 22:34:11,622 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-30 22:34:11,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 22:34:11,624 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 22:34:11,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 22:34:11,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fc22ab6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11, skipping insertion in model container [2021-08-30 22:34:11,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 22:34:11,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 22:34:11,744 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] [2021-08-30 22:34:11,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-30 22:34:11,751 INFO L203 MainTranslator]: Completed pre-run [2021-08-30 22:34:11,763 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] [2021-08-30 22:34:11,763 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-30 22:34:11,774 INFO L208 MainTranslator]: Completed translation [2021-08-30 22:34:11,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11 WrapperNode [2021-08-30 22:34:11,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 22:34:11,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-30 22:34:11,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-30 22:34:11,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-30 22:34:11,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,786 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-30 22:34:11,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-30 22:34:11,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-30 22:34:11,803 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-30 22:34:11,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,810 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,814 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-30 22:34:11,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-30 22:34:11,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-30 22:34:11,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-30 22:34:11,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (1/1) ... [2021-08-30 22:34:11,823 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 22:34:11,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:11,850 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) [2021-08-30 22:34:11,885 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 [2021-08-30 22:34:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2021-08-30 22:34:11,904 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2021-08-30 22:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-30 22:34:11,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-30 22:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-30 22:34:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-30 22:34:12,072 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-30 22:34:12,073 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-30 22:34:12,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:12 BoogieIcfgContainer [2021-08-30 22:34:12,075 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-30 22:34:12,078 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-30 22:34:12,078 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-30 22:34:12,081 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-30 22:34:12,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:34:11" (1/3) ... [2021-08-30 22:34:12,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521cc88a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:12, skipping insertion in model container [2021-08-30 22:34:12,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:34:11" (2/3) ... [2021-08-30 22:34:12,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@521cc88a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:34:12, skipping insertion in model container [2021-08-30 22:34:12,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:12" (3/3) ... [2021-08-30 22:34:12,085 INFO L111 eAbstractionObserver]: Analyzing ICFG Fibonacci02.c [2021-08-30 22:34:12,090 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-30 22:34:12,090 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-08-30 22:34:12,141 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-30 22:34:12,149 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 [2021-08-30 22:34:12,149 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-08-30 22:34:12,166 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) [2021-08-30 22:34:12,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-08-30 22:34:12,172 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:12,173 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:12,174 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:12,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:12,180 INFO L82 PathProgramCache]: Analyzing trace with hash -108718961, now seen corresponding path program 1 times [2021-08-30 22:34:12,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:12,194 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821548808] [2021-08-30 22:34:12,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:12,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:12,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-30 22:34:12,420 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:12,420 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821548808] [2021-08-30 22:34:12,421 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821548808] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-30 22:34:12,421 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-30 22:34:12,421 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-30 22:34:12,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597336726] [2021-08-30 22:34:12,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-30 22:34:12,441 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:12,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-30 22:34:12,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-30 22:34:12,490 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) [2021-08-30 22:34:12,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:12,629 INFO L93 Difference]: Finished difference Result 33 states and 36 transitions. [2021-08-30 22:34:12,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-30 22:34:12,633 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 [2021-08-30 22:34:12,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:12,639 INFO L225 Difference]: With dead ends: 33 [2021-08-30 22:34:12,639 INFO L226 Difference]: Without dead ends: 22 [2021-08-30 22:34:12,642 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 55.80ms TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-08-30 22:34:12,647 INFO L928 BasicCegarLoop]: 3 mSDtfsCounter, 38 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 88.91ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 5 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.16ms SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 103.82ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:12,648 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 5 Invalid, 76 Unknown, 0 Unchecked, 4.16ms Time], IncrementalHoareTripleChecker [7 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 103.82ms Time] [2021-08-30 22:34:12,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-08-30 22:34:12,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-08-30 22:34:12,680 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) [2021-08-30 22:34:12,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-08-30 22:34:12,685 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2021-08-30 22:34:12,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:12,686 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-08-30 22:34:12,686 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) [2021-08-30 22:34:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-08-30 22:34:12,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-08-30 22:34:12,687 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:12,688 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:12,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-30 22:34:12,689 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:12,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:12,690 INFO L82 PathProgramCache]: Analyzing trace with hash 924679547, now seen corresponding path program 1 times [2021-08-30 22:34:12,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:12,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408298433] [2021-08-30 22:34:12,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:12,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:12,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-30 22:34:12,735 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:12,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408298433] [2021-08-30 22:34:12,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408298433] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-30 22:34:12,736 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-30 22:34:12,737 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-30 22:34:12,738 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954184873] [2021-08-30 22:34:12,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-30 22:34:12,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:12,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-30 22:34:12,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-30 22:34:12,742 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) [2021-08-30 22:34:12,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:12,772 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2021-08-30 22:34:12,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-30 22:34:12,773 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 [2021-08-30 22:34:12,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:12,775 INFO L225 Difference]: With dead ends: 24 [2021-08-30 22:34:12,775 INFO L226 Difference]: Without dead ends: 22 [2021-08-30 22:34:12,775 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 5.20ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-30 22:34:12,777 INFO L928 BasicCegarLoop]: 7 mSDtfsCounter, 11 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.64ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.44ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.44ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:12,777 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [13 Valid, 10 Invalid, 25 Unknown, 0 Unchecked, 0.44ms Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 25.44ms Time] [2021-08-30 22:34:12,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-08-30 22:34:12,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2021-08-30 22:34:12,783 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) [2021-08-30 22:34:12,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2021-08-30 22:34:12,784 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 8 [2021-08-30 22:34:12,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:12,785 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-08-30 22:34:12,785 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) [2021-08-30 22:34:12,785 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-08-30 22:34:12,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-08-30 22:34:12,786 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:12,786 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:12,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-30 22:34:12,787 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:12,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:12,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1244761165, now seen corresponding path program 1 times [2021-08-30 22:34:12,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:12,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469197013] [2021-08-30 22:34:12,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:12,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:12,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-08-30 22:34:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:12,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-08-30 22:34:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:12,895 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-08-30 22:34:12,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:12,895 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469197013] [2021-08-30 22:34:12,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469197013] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-30 22:34:12,895 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-30 22:34:12,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-30 22:34:12,896 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451236304] [2021-08-30 22:34:12,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-30 22:34:12,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:12,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-30 22:34:12,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-30 22:34:12,897 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) [2021-08-30 22:34:12,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:12,988 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2021-08-30 22:34:12,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-30 22:34:12,989 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 [2021-08-30 22:34:12,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:12,991 INFO L225 Difference]: With dead ends: 36 [2021-08-30 22:34:12,992 INFO L226 Difference]: Without dead ends: 34 [2021-08-30 22:34:12,992 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 12.08ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-30 22:34:12,993 INFO L928 BasicCegarLoop]: 6 mSDtfsCounter, 6 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 56.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.26ms SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 75.13ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:12,993 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 20 Invalid, 76 Unknown, 0 Unchecked, 1.26ms Time], IncrementalHoareTripleChecker [2 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 75.13ms Time] [2021-08-30 22:34:12,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-08-30 22:34:13,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 29. [2021-08-30 22:34:13,000 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) [2021-08-30 22:34:13,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2021-08-30 22:34:13,002 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 23 [2021-08-30 22:34:13,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:13,002 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2021-08-30 22:34:13,003 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) [2021-08-30 22:34:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2021-08-30 22:34:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-30 22:34:13,004 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:13,004 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:13,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-30 22:34:13,004 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:13,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:13,005 INFO L82 PathProgramCache]: Analyzing trace with hash 78572347, now seen corresponding path program 1 times [2021-08-30 22:34:13,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:13,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278505612] [2021-08-30 22:34:13,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:13,006 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:13,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-08-30 22:34:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:13,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-08-30 22:34:13,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:13,118 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-08-30 22:34:13,118 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:13,118 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278505612] [2021-08-30 22:34:13,118 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278505612] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:13,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1715930983] [2021-08-30 22:34:13,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:13,119 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:13,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:13,120 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) [2021-08-30 22:34:13,144 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-30 22:34:13,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:13,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-30 22:34:13,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:13,358 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-30 22:34:13,358 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:13,534 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-30 22:34:13,535 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1715930983] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:13,535 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:13,535 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2021-08-30 22:34:13,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792473198] [2021-08-30 22:34:13,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-30 22:34:13,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:13,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-30 22:34:13,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2021-08-30 22:34:13,542 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 15 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 13 states have internal predecessors, (44), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) [2021-08-30 22:34:13,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:13,952 INFO L93 Difference]: Finished difference Result 126 states and 172 transitions. [2021-08-30 22:34:13,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-30 22:34:13,953 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 13 states have internal predecessors, (44), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) Word has length 24 [2021-08-30 22:34:13,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:13,954 INFO L225 Difference]: With dead ends: 126 [2021-08-30 22:34:13,954 INFO L226 Difference]: Without dead ends: 93 [2021-08-30 22:34:13,956 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 175.63ms TimeCoverageRelationStatistics Valid=73, Invalid=347, Unknown=0, NotChecked=0, Total=420 [2021-08-30 22:34:13,957 INFO L928 BasicCegarLoop]: 5 mSDtfsCounter, 120 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 451 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 215.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.98ms SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 285.67ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:13,957 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [126 Valid, 10 Invalid, 499 Unknown, 0 Unchecked, 9.98ms Time], IncrementalHoareTripleChecker [48 Valid, 451 Invalid, 0 Unknown, 0 Unchecked, 285.67ms Time] [2021-08-30 22:34:13,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-08-30 22:34:13,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 81. [2021-08-30 22:34:13,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 62 states have (on average 1.1129032258064515) internal successors, (69), 64 states have internal predecessors, (69), 11 states have call successors, (11), 3 states have call predecessors, (11), 6 states have return successors, (32), 13 states have call predecessors, (32), 10 states have call successors, (32) [2021-08-30 22:34:13,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 112 transitions. [2021-08-30 22:34:13,976 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 112 transitions. Word has length 24 [2021-08-30 22:34:13,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:13,976 INFO L470 AbstractCegarLoop]: Abstraction has 81 states and 112 transitions. [2021-08-30 22:34:13,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 13 states have internal predecessors, (44), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) [2021-08-30 22:34:13,977 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 112 transitions. [2021-08-30 22:34:13,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-08-30 22:34:13,978 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:13,978 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:13,999 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-08-30 22:34:14,179 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 [2021-08-30 22:34:14,179 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:14,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:14,180 INFO L82 PathProgramCache]: Analyzing trace with hash -1267704266, now seen corresponding path program 2 times [2021-08-30 22:34:14,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:14,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778088185] [2021-08-30 22:34:14,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:14,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:14,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:14,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-30 22:34:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-30 22:34:14,289 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:14,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778088185] [2021-08-30 22:34:14,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778088185] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:14,290 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008590908] [2021-08-30 22:34:14,290 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-30 22:34:14,290 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:14,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:14,292 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) [2021-08-30 22:34:14,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-30 22:34:14,322 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-30 22:34:14,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-30 22:34:14,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 4 conjunts are in the unsatisfiable core [2021-08-30 22:34:14,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:14,397 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-30 22:34:14,397 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-08-30 22:34:14,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008590908] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-30 22:34:14,398 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-08-30 22:34:14,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2021-08-30 22:34:14,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58601887] [2021-08-30 22:34:14,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-30 22:34:14,398 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:14,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-30 22:34:14,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-30 22:34:14,399 INFO L87 Difference]: Start difference. First operand 81 states and 112 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) [2021-08-30 22:34:14,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:14,441 INFO L93 Difference]: Finished difference Result 95 states and 128 transitions. [2021-08-30 22:34:14,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-30 22:34:14,441 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 30 [2021-08-30 22:34:14,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:14,443 INFO L225 Difference]: With dead ends: 95 [2021-08-30 22:34:14,443 INFO L226 Difference]: Without dead ends: 94 [2021-08-30 22:34:14,443 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 30.09ms TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-30 22:34:14,444 INFO L928 BasicCegarLoop]: 6 mSDtfsCounter, 7 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.47ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.66ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:14,444 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 20 Invalid, 70 Unknown, 0 Unchecked, 0.47ms Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 35.66ms Time] [2021-08-30 22:34:14,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2021-08-30 22:34:14,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 85. [2021-08-30 22:34:14,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 66 states have (on average 1.106060606060606) internal successors, (73), 66 states have internal predecessors, (73), 11 states have call successors, (11), 3 states have call predecessors, (11), 6 states have return successors, (32), 15 states have call predecessors, (32), 10 states have call successors, (32) [2021-08-30 22:34:14,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 116 transitions. [2021-08-30 22:34:14,458 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 116 transitions. Word has length 30 [2021-08-30 22:34:14,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:14,458 INFO L470 AbstractCegarLoop]: Abstraction has 85 states and 116 transitions. [2021-08-30 22:34:14,458 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) [2021-08-30 22:34:14,458 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 116 transitions. [2021-08-30 22:34:14,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-08-30 22:34:14,459 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:14,459 INFO L513 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:14,488 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-08-30 22:34:14,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:14,684 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:14,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:14,685 INFO L82 PathProgramCache]: Analyzing trace with hash -644126528, now seen corresponding path program 1 times [2021-08-30 22:34:14,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:14,685 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746933268] [2021-08-30 22:34:14,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:14,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:14,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:14,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:14,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-30 22:34:14,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:14,780 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-08-30 22:34:14,780 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:14,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746933268] [2021-08-30 22:34:14,781 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746933268] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:14,781 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1373094640] [2021-08-30 22:34:14,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:14,781 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:14,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:14,784 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) [2021-08-30 22:34:14,785 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-30 22:34:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:14,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-30 22:34:14,832 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:14,975 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-30 22:34:14,976 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:15,153 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-30 22:34:15,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1373094640] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:15,155 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:15,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 9, 9] total 19 [2021-08-30 22:34:15,156 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249934698] [2021-08-30 22:34:15,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-30 22:34:15,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:15,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-30 22:34:15,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2021-08-30 22:34:15,157 INFO L87 Difference]: Start difference. First operand 85 states and 116 transitions. Second operand has 19 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 15 states have internal predecessors, (57), 9 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) [2021-08-30 22:34:15,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:15,916 INFO L93 Difference]: Finished difference Result 287 states and 442 transitions. [2021-08-30 22:34:15,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-08-30 22:34:15,917 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 15 states have internal predecessors, (57), 9 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) Word has length 31 [2021-08-30 22:34:15,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:15,920 INFO L225 Difference]: With dead ends: 287 [2021-08-30 22:34:15,920 INFO L226 Difference]: Without dead ends: 211 [2021-08-30 22:34:15,922 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 291.85ms TimeCoverageRelationStatistics Valid=170, Invalid=822, Unknown=0, NotChecked=0, Total=992 [2021-08-30 22:34:15,923 INFO L928 BasicCegarLoop]: 10 mSDtfsCounter, 168 mSDsluCounter, 287 mSDsCounter, 0 mSdLazyCounter, 1099 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 421.98ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 1188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.84ms SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 523.79ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:15,923 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [174 Valid, 17 Invalid, 1188 Unknown, 0 Unchecked, 8.84ms Time], IncrementalHoareTripleChecker [89 Valid, 1099 Invalid, 0 Unknown, 0 Unchecked, 523.79ms Time] [2021-08-30 22:34:15,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-08-30 22:34:15,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 175. [2021-08-30 22:34:15,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 137 states have (on average 1.094890510948905) internal successors, (150), 137 states have internal predecessors, (150), 22 states have call successors, (22), 6 states have call predecessors, (22), 14 states have return successors, (83), 31 states have call predecessors, (83), 21 states have call successors, (83) [2021-08-30 22:34:15,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 255 transitions. [2021-08-30 22:34:15,949 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 255 transitions. Word has length 31 [2021-08-30 22:34:15,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:15,950 INFO L470 AbstractCegarLoop]: Abstraction has 175 states and 255 transitions. [2021-08-30 22:34:15,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 17 states have (on average 3.3529411764705883) internal successors, (57), 15 states have internal predecessors, (57), 9 states have call successors, (11), 6 states have call predecessors, (11), 5 states have return successors, (6), 3 states have call predecessors, (6), 5 states have call successors, (6) [2021-08-30 22:34:15,950 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 255 transitions. [2021-08-30 22:34:15,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-08-30 22:34:15,952 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:15,952 INFO L513 BasicCegarLoop]: trace histogram [8, 8, 6, 6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:15,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-08-30 22:34:16,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:16,169 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:16,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:16,169 INFO L82 PathProgramCache]: Analyzing trace with hash -1089076188, now seen corresponding path program 1 times [2021-08-30 22:34:16,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:16,169 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890764887] [2021-08-30 22:34:16,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:16,170 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:16,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-08-30 22:34:16,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-08-30 22:34:16,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-08-30 22:34:16,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:16,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890764887] [2021-08-30 22:34:16,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890764887] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-30 22:34:16,283 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-30 22:34:16,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-30 22:34:16,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70983525] [2021-08-30 22:34:16,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-30 22:34:16,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:16,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-30 22:34:16,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-30 22:34:16,286 INFO L87 Difference]: Start difference. First operand 175 states and 255 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) [2021-08-30 22:34:16,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:16,351 INFO L93 Difference]: Finished difference Result 192 states and 278 transitions. [2021-08-30 22:34:16,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-30 22:34:16,352 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 55 [2021-08-30 22:34:16,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:16,359 INFO L225 Difference]: With dead ends: 192 [2021-08-30 22:34:16,360 INFO L226 Difference]: Without dead ends: 190 [2021-08-30 22:34:16,362 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 9.32ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-30 22:34:16,364 INFO L928 BasicCegarLoop]: 10 mSDtfsCounter, 5 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.15ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.79ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.39ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:16,365 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 33 Invalid, 111 Unknown, 0 Unchecked, 0.79ms Time], IncrementalHoareTripleChecker [1 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 52.39ms Time] [2021-08-30 22:34:16,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2021-08-30 22:34:16,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 182. [2021-08-30 22:34:16,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 143 states have (on average 1.0909090909090908) internal successors, (156), 142 states have internal predecessors, (156), 23 states have call successors, (23), 6 states have call predecessors, (23), 14 states have return successors, (89), 33 states have call predecessors, (89), 22 states have call successors, (89) [2021-08-30 22:34:16,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 268 transitions. [2021-08-30 22:34:16,413 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 268 transitions. Word has length 55 [2021-08-30 22:34:16,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:16,419 INFO L470 AbstractCegarLoop]: Abstraction has 182 states and 268 transitions. [2021-08-30 22:34:16,419 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) [2021-08-30 22:34:16,419 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 268 transitions. [2021-08-30 22:34:16,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-08-30 22:34:16,426 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:16,427 INFO L513 BasicCegarLoop]: trace histogram [11, 9, 7, 7, 7, 7, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:16,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-30 22:34:16,427 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:16,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:16,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1167140976, now seen corresponding path program 1 times [2021-08-30 22:34:16,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:16,428 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432993558] [2021-08-30 22:34:16,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:16,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-08-30 22:34:16,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-08-30 22:34:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-08-30 22:34:16,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,553 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2021-08-30 22:34:16,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:16,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432993558] [2021-08-30 22:34:16,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432993558] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:16,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [714467759] [2021-08-30 22:34:16,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:16,554 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:16,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:16,557 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) [2021-08-30 22:34:16,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-30 22:34:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:16,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-30 22:34:16,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 116 proven. 75 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-08-30 22:34:16,890 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:17,182 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 35 proven. 175 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-08-30 22:34:17,182 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [714467759] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:17,182 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:17,182 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 15, 15] total 24 [2021-08-30 22:34:17,183 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129306606] [2021-08-30 22:34:17,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-08-30 22:34:17,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:17,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-08-30 22:34:17,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=454, Unknown=0, NotChecked=0, Total=552 [2021-08-30 22:34:17,187 INFO L87 Difference]: Start difference. First operand 182 states and 268 transitions. Second operand has 24 states, 22 states have (on average 3.727272727272727) internal successors, (82), 17 states have internal predecessors, (82), 12 states have call successors, (18), 9 states have call predecessors, (18), 4 states have return successors, (10), 3 states have call predecessors, (10), 5 states have call successors, (10) [2021-08-30 22:34:17,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:17,839 INFO L93 Difference]: Finished difference Result 497 states and 797 transitions. [2021-08-30 22:34:17,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-30 22:34:17,839 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 22 states have (on average 3.727272727272727) internal successors, (82), 17 states have internal predecessors, (82), 12 states have call successors, (18), 9 states have call predecessors, (18), 4 states have return successors, (10), 3 states have call predecessors, (10), 5 states have call successors, (10) Word has length 82 [2021-08-30 22:34:17,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:17,842 INFO L225 Difference]: With dead ends: 497 [2021-08-30 22:34:17,842 INFO L226 Difference]: Without dead ends: 330 [2021-08-30 22:34:17,844 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 161 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 311.53ms TimeCoverageRelationStatistics Valid=227, Invalid=963, Unknown=0, NotChecked=0, Total=1190 [2021-08-30 22:34:17,845 INFO L928 BasicCegarLoop]: 10 mSDtfsCounter, 243 mSDsluCounter, 389 mSDsCounter, 0 mSdLazyCounter, 1053 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 371.04ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 1154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.12ms SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 1053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 465.03ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:17,845 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 16 Invalid, 1154 Unknown, 0 Unchecked, 5.12ms Time], IncrementalHoareTripleChecker [101 Valid, 1053 Invalid, 0 Unknown, 0 Unchecked, 465.03ms Time] [2021-08-30 22:34:17,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2021-08-30 22:34:17,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 302. [2021-08-30 22:34:17,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 238 states have (on average 1.096638655462185) internal successors, (261), 237 states have internal predecessors, (261), 38 states have call successors, (38), 11 states have call predecessors, (38), 24 states have return successors, (115), 53 states have call predecessors, (115), 37 states have call successors, (115) [2021-08-30 22:34:17,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 414 transitions. [2021-08-30 22:34:17,892 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 414 transitions. Word has length 82 [2021-08-30 22:34:17,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:17,893 INFO L470 AbstractCegarLoop]: Abstraction has 302 states and 414 transitions. [2021-08-30 22:34:17,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 22 states have (on average 3.727272727272727) internal successors, (82), 17 states have internal predecessors, (82), 12 states have call successors, (18), 9 states have call predecessors, (18), 4 states have return successors, (10), 3 states have call predecessors, (10), 5 states have call successors, (10) [2021-08-30 22:34:17,893 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 414 transitions. [2021-08-30 22:34:17,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-08-30 22:34:17,899 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:17,899 INFO L513 BasicCegarLoop]: trace histogram [14, 12, 10, 10, 10, 10, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1] [2021-08-30 22:34:17,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-08-30 22:34:18,116 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 [2021-08-30 22:34:18,117 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:18,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:18,117 INFO L82 PathProgramCache]: Analyzing trace with hash -753402631, now seen corresponding path program 1 times [2021-08-30 22:34:18,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:18,118 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169454943] [2021-08-30 22:34:18,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:18,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:18,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-08-30 22:34:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:18,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-30 22:34:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:18,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-08-30 22:34:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:18,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:18,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:18,192 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2021-08-30 22:34:18,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:18,192 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169454943] [2021-08-30 22:34:18,200 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169454943] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:18,201 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822517043] [2021-08-30 22:34:18,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:18,201 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:18,201 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:18,202 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) [2021-08-30 22:34:18,240 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-30 22:34:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:18,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-30 22:34:18,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:18,654 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 178 proven. 184 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-08-30 22:34:18,654 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:18,903 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 53 proven. 330 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-08-30 22:34:18,903 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822517043] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:18,903 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:18,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 21, 21] total 25 [2021-08-30 22:34:18,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084111357] [2021-08-30 22:34:18,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-08-30 22:34:18,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:18,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-08-30 22:34:18,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=486, Unknown=0, NotChecked=0, Total=600 [2021-08-30 22:34:18,906 INFO L87 Difference]: Start difference. First operand 302 states and 414 transitions. Second operand has 25 states, 24 states have (on average 3.5416666666666665) internal successors, (85), 17 states have internal predecessors, (85), 12 states have call successors, (17), 10 states have call predecessors, (17), 4 states have return successors, (9), 3 states have call predecessors, (9), 4 states have call successors, (9) [2021-08-30 22:34:19,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:19,593 INFO L93 Difference]: Finished difference Result 643 states and 932 transitions. [2021-08-30 22:34:19,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-08-30 22:34:19,597 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 3.5416666666666665) internal successors, (85), 17 states have internal predecessors, (85), 12 states have call successors, (17), 10 states have call predecessors, (17), 4 states have return successors, (9), 3 states have call predecessors, (9), 4 states have call successors, (9) Word has length 101 [2021-08-30 22:34:19,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:19,599 INFO L225 Difference]: With dead ends: 643 [2021-08-30 22:34:19,599 INFO L226 Difference]: Without dead ends: 362 [2021-08-30 22:34:19,602 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 306.20ms TimeCoverageRelationStatistics Valid=264, Invalid=996, Unknown=0, NotChecked=0, Total=1260 [2021-08-30 22:34:19,602 INFO L928 BasicCegarLoop]: 11 mSDtfsCounter, 264 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 1168 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 407.42ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 6.23ms SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 509.76ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:19,602 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [268 Valid, 16 Invalid, 1263 Unknown, 0 Unchecked, 6.23ms Time], IncrementalHoareTripleChecker [95 Valid, 1168 Invalid, 0 Unknown, 0 Unchecked, 509.76ms Time] [2021-08-30 22:34:19,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2021-08-30 22:34:19,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 325. [2021-08-30 22:34:19,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 256 states have (on average 1.09765625) internal successors, (281), 255 states have internal predecessors, (281), 42 states have call successors, (42), 12 states have call predecessors, (42), 25 states have return successors, (117), 57 states have call predecessors, (117), 41 states have call successors, (117) [2021-08-30 22:34:19,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 440 transitions. [2021-08-30 22:34:19,628 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 440 transitions. Word has length 101 [2021-08-30 22:34:19,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:19,628 INFO L470 AbstractCegarLoop]: Abstraction has 325 states and 440 transitions. [2021-08-30 22:34:19,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 3.5416666666666665) internal successors, (85), 17 states have internal predecessors, (85), 12 states have call successors, (17), 10 states have call predecessors, (17), 4 states have return successors, (9), 3 states have call predecessors, (9), 4 states have call successors, (9) [2021-08-30 22:34:19,629 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 440 transitions. [2021-08-30 22:34:19,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-08-30 22:34:19,629 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:19,630 INFO L513 BasicCegarLoop]: trace histogram [12, 11, 9, 9, 9, 9, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-30 22:34:19,655 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-30 22:34:19,855 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 [2021-08-30 22:34:19,855 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:19,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:19,855 INFO L82 PathProgramCache]: Analyzing trace with hash -147621069, now seen corresponding path program 2 times [2021-08-30 22:34:19,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:19,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410888304] [2021-08-30 22:34:19,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:19,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:20,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-08-30 22:34:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:20,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-08-30 22:34:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:20,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:20,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-08-30 22:34:20,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:20,111 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 178 proven. 119 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-30 22:34:20,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:20,111 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410888304] [2021-08-30 22:34:20,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410888304] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:20,112 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1756870590] [2021-08-30 22:34:20,112 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-30 22:34:20,112 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:20,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:20,113 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) [2021-08-30 22:34:20,114 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-30 22:34:20,156 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-30 22:34:20,156 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-30 22:34:20,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-30 22:34:20,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:20,376 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 178 proven. 119 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-30 22:34:20,377 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:20,654 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 178 proven. 119 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-08-30 22:34:20,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1756870590] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:20,655 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:20,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21, 21] total 24 [2021-08-30 22:34:20,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539549412] [2021-08-30 22:34:20,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-08-30 22:34:20,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:20,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-08-30 22:34:20,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2021-08-30 22:34:20,657 INFO L87 Difference]: Start difference. First operand 325 states and 440 transitions. Second operand has 24 states, 23 states have (on average 3.217391304347826) internal successors, (74), 16 states have internal predecessors, (74), 11 states have call successors, (14), 9 states have call predecessors, (14), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-08-30 22:34:21,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:21,169 INFO L93 Difference]: Finished difference Result 618 states and 883 transitions. [2021-08-30 22:34:21,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-08-30 22:34:21,169 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 3.217391304347826) internal successors, (74), 16 states have internal predecessors, (74), 11 states have call successors, (14), 9 states have call predecessors, (14), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) Word has length 86 [2021-08-30 22:34:21,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:21,172 INFO L225 Difference]: With dead ends: 618 [2021-08-30 22:34:21,172 INFO L226 Difference]: Without dead ends: 314 [2021-08-30 22:34:21,175 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 183 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 332.21ms TimeCoverageRelationStatistics Valid=441, Invalid=1119, Unknown=0, NotChecked=0, Total=1560 [2021-08-30 22:34:21,176 INFO L928 BasicCegarLoop]: 10 mSDtfsCounter, 461 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 557 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 238.06ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 461 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.99ms SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 300.71ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:21,176 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [461 Valid, 14 Invalid, 679 Unknown, 0 Unchecked, 2.99ms Time], IncrementalHoareTripleChecker [122 Valid, 557 Invalid, 0 Unknown, 0 Unchecked, 300.71ms Time] [2021-08-30 22:34:21,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2021-08-30 22:34:21,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 288. [2021-08-30 22:34:21,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 226 states have (on average 1.092920353982301) internal successors, (247), 228 states have internal predecessors, (247), 37 states have call successors, (37), 12 states have call predecessors, (37), 23 states have return successors, (68), 47 states have call predecessors, (68), 36 states have call successors, (68) [2021-08-30 22:34:21,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 352 transitions. [2021-08-30 22:34:21,191 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 352 transitions. Word has length 86 [2021-08-30 22:34:21,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:21,192 INFO L470 AbstractCegarLoop]: Abstraction has 288 states and 352 transitions. [2021-08-30 22:34:21,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 3.217391304347826) internal successors, (74), 16 states have internal predecessors, (74), 11 states have call successors, (14), 9 states have call predecessors, (14), 2 states have return successors, (6), 4 states have call predecessors, (6), 3 states have call successors, (6) [2021-08-30 22:34:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 352 transitions. [2021-08-30 22:34:21,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-08-30 22:34:21,193 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:21,193 INFO L513 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] [2021-08-30 22:34:21,219 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-30 22:34:21,417 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 [2021-08-30 22:34:21,417 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:21,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:21,418 INFO L82 PathProgramCache]: Analyzing trace with hash 208625464, now seen corresponding path program 3 times [2021-08-30 22:34:21,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:21,424 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809325385] [2021-08-30 22:34:21,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:21,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:21,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:21,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-08-30 22:34:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:21,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:21,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:21,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-08-30 22:34:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:21,515 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-08-30 22:34:21,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:21,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809325385] [2021-08-30 22:34:21,516 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809325385] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:21,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672153886] [2021-08-30 22:34:21,516 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-30 22:34:21,516 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:21,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:21,517 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) [2021-08-30 22:34:21,544 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-30 22:34:21,560 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-08-30 22:34:21,560 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-30 22:34:21,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 9 conjunts are in the unsatisfiable core [2021-08-30 22:34:21,562 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:21,737 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2021-08-30 22:34:21,737 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:21,961 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-08-30 22:34:21,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672153886] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:21,962 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:21,962 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 7] total 13 [2021-08-30 22:34:21,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114173353] [2021-08-30 22:34:21,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-30 22:34:21,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:21,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-30 22:34:21,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2021-08-30 22:34:21,963 INFO L87 Difference]: Start difference. First operand 288 states and 352 transitions. Second operand has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 14 states have internal predecessors, (36), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2021-08-30 22:34:22,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:22,091 INFO L93 Difference]: Finished difference Result 297 states and 362 transitions. [2021-08-30 22:34:22,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-30 22:34:22,104 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 14 states have internal predecessors, (36), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) Word has length 80 [2021-08-30 22:34:22,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:22,106 INFO L225 Difference]: With dead ends: 297 [2021-08-30 22:34:22,106 INFO L226 Difference]: Without dead ends: 296 [2021-08-30 22:34:22,106 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 78.92ms TimeCoverageRelationStatistics Valid=87, Invalid=219, Unknown=0, NotChecked=0, Total=306 [2021-08-30 22:34:22,107 INFO L928 BasicCegarLoop]: 9 mSDtfsCounter, 18 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.07ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 91.86ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:22,107 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [22 Valid, 38 Invalid, 208 Unknown, 0 Unchecked, 1.07ms Time], IncrementalHoareTripleChecker [12 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 91.86ms Time] [2021-08-30 22:34:22,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 296 states. [2021-08-30 22:34:22,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 296 to 288. [2021-08-30 22:34:22,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 226 states have (on average 1.084070796460177) internal successors, (245), 228 states have internal predecessors, (245), 37 states have call successors, (37), 12 states have call predecessors, (37), 23 states have return successors, (68), 47 states have call predecessors, (68), 36 states have call successors, (68) [2021-08-30 22:34:22,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 350 transitions. [2021-08-30 22:34:22,126 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 350 transitions. Word has length 80 [2021-08-30 22:34:22,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:22,127 INFO L470 AbstractCegarLoop]: Abstraction has 288 states and 350 transitions. [2021-08-30 22:34:22,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.769230769230769) internal successors, (36), 14 states have internal predecessors, (36), 3 states have call successors, (4), 1 states have call predecessors, (4), 4 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2021-08-30 22:34:22,127 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 350 transitions. [2021-08-30 22:34:22,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-08-30 22:34:22,128 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:22,128 INFO L513 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] [2021-08-30 22:34:22,152 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-30 22:34:22,352 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 [2021-08-30 22:34:22,352 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:22,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:22,353 INFO L82 PathProgramCache]: Analyzing trace with hash -2122545154, now seen corresponding path program 2 times [2021-08-30 22:34:22,353 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:22,353 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630408666] [2021-08-30 22:34:22,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:22,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:22,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-08-30 22:34:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:22,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-08-30 22:34:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,402 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2021-08-30 22:34:22,402 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:22,402 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630408666] [2021-08-30 22:34:22,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630408666] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-30 22:34:22,403 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-30 22:34:22,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-30 22:34:22,403 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292660837] [2021-08-30 22:34:22,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-30 22:34:22,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:22,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-30 22:34:22,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-30 22:34:22,404 INFO L87 Difference]: Start difference. First operand 288 states and 350 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) [2021-08-30 22:34:22,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:22,445 INFO L93 Difference]: Finished difference Result 296 states and 361 transitions. [2021-08-30 22:34:22,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-30 22:34:22,445 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 [2021-08-30 22:34:22,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:22,447 INFO L225 Difference]: With dead ends: 296 [2021-08-30 22:34:22,447 INFO L226 Difference]: Without dead ends: 295 [2021-08-30 22:34:22,448 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 8.93ms TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-08-30 22:34:22,449 INFO L928 BasicCegarLoop]: 6 mSDtfsCounter, 4 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.10ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.41ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.41ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:22,449 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [5 Valid, 19 Invalid, 78 Unknown, 0 Unchecked, 0.41ms Time], IncrementalHoareTripleChecker [1 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 32.41ms Time] [2021-08-30 22:34:22,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2021-08-30 22:34:22,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 293. [2021-08-30 22:34:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 230 states have (on average 1.0826086956521739) internal successors, (249), 232 states have internal predecessors, (249), 37 states have call successors, (37), 12 states have call predecessors, (37), 24 states have return successors, (72), 48 states have call predecessors, (72), 36 states have call successors, (72) [2021-08-30 22:34:22,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 358 transitions. [2021-08-30 22:34:22,462 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 358 transitions. Word has length 81 [2021-08-30 22:34:22,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:22,462 INFO L470 AbstractCegarLoop]: Abstraction has 293 states and 358 transitions. [2021-08-30 22:34:22,462 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) [2021-08-30 22:34:22,463 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 358 transitions. [2021-08-30 22:34:22,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-08-30 22:34:22,464 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:22,464 INFO L513 BasicCegarLoop]: trace histogram [13, 11, 9, 9, 9, 9, 6, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1] [2021-08-30 22:34:22,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-30 22:34:22,464 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:22,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:22,465 INFO L82 PathProgramCache]: Analyzing trace with hash -120532817, now seen corresponding path program 3 times [2021-08-30 22:34:22,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:22,465 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444929005] [2021-08-30 22:34:22,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:22,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-08-30 22:34:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-08-30 22:34:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:22,657 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 161 proven. 161 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-08-30 22:34:22,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:22,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444929005] [2021-08-30 22:34:22,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444929005] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:22,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104109801] [2021-08-30 22:34:22,657 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-30 22:34:22,658 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:22,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:22,665 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) [2021-08-30 22:34:22,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-30 22:34:22,705 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-08-30 22:34:22,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-30 22:34:22,706 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-30 22:34:22,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:22,979 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2021-08-30 22:34:22,979 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:23,238 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 37 proven. 5 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2021-08-30 22:34:23,238 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2104109801] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:23,238 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:23,238 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 7, 7] total 30 [2021-08-30 22:34:23,238 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062066946] [2021-08-30 22:34:23,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2021-08-30 22:34:23,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:23,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-08-30 22:34:23,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2021-08-30 22:34:23,242 INFO L87 Difference]: Start difference. First operand 293 states and 358 transitions. Second operand has 30 states, 29 states have (on average 3.2758620689655173) internal successors, (95), 23 states have internal predecessors, (95), 13 states have call successors, (17), 8 states have call predecessors, (17), 4 states have return successors, (11), 10 states have call predecessors, (11), 6 states have call successors, (11) [2021-08-30 22:34:25,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:25,499 INFO L93 Difference]: Finished difference Result 644 states and 842 transitions. [2021-08-30 22:34:25,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-08-30 22:34:25,500 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 3.2758620689655173) internal successors, (95), 23 states have internal predecessors, (95), 13 states have call successors, (17), 8 states have call predecessors, (17), 4 states have return successors, (11), 10 states have call predecessors, (11), 6 states have call successors, (11) Word has length 100 [2021-08-30 22:34:25,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:25,505 INFO L225 Difference]: With dead ends: 644 [2021-08-30 22:34:25,505 INFO L226 Difference]: Without dead ends: 369 [2021-08-30 22:34:25,509 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 321 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3212 ImplicationChecksByTransitivity, 1780.79ms TimeCoverageRelationStatistics Valid=2837, Invalid=9153, Unknown=0, NotChecked=0, Total=11990 [2021-08-30 22:34:25,510 INFO L928 BasicCegarLoop]: 9 mSDtfsCounter, 687 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 1119 mSolverCounterSat, 363 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 532.51ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 1482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.66ms SdHoareTripleChecker+Time, 363 IncrementalHoareTripleChecker+Valid, 1119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 653.48ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:25,510 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 17 Invalid, 1482 Unknown, 0 Unchecked, 5.66ms Time], IncrementalHoareTripleChecker [363 Valid, 1119 Invalid, 0 Unknown, 0 Unchecked, 653.48ms Time] [2021-08-30 22:34:25,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-08-30 22:34:25,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 316. [2021-08-30 22:34:25,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 316 states, 253 states have (on average 1.1264822134387351) internal successors, (285), 247 states have internal predecessors, (285), 37 states have call successors, (37), 12 states have call predecessors, (37), 24 states have return successors, (69), 56 states have call predecessors, (69), 36 states have call successors, (69) [2021-08-30 22:34:25,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 391 transitions. [2021-08-30 22:34:25,522 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 391 transitions. Word has length 100 [2021-08-30 22:34:25,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:25,522 INFO L470 AbstractCegarLoop]: Abstraction has 316 states and 391 transitions. [2021-08-30 22:34:25,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 3.2758620689655173) internal successors, (95), 23 states have internal predecessors, (95), 13 states have call successors, (17), 8 states have call predecessors, (17), 4 states have return successors, (11), 10 states have call predecessors, (11), 6 states have call successors, (11) [2021-08-30 22:34:25,522 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 391 transitions. [2021-08-30 22:34:25,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-08-30 22:34:25,524 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:25,524 INFO L513 BasicCegarLoop]: trace histogram [18, 12, 12, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 1, 1, 1, 1, 1] [2021-08-30 22:34:25,548 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-08-30 22:34:25,748 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,SelfDestructingSolverStorable12 [2021-08-30 22:34:25,749 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:25,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:25,749 INFO L82 PathProgramCache]: Analyzing trace with hash -1787223719, now seen corresponding path program 4 times [2021-08-30 22:34:25,749 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:25,749 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686576419] [2021-08-30 22:34:25,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:25,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-08-30 22:34:25,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:25,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-08-30 22:34:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-08-30 22:34:25,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-08-30 22:34:25,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-08-30 22:34:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:25,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-08-30 22:34:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-08-30 22:34:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:25,954 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 125 proven. 389 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-08-30 22:34:25,954 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:25,954 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686576419] [2021-08-30 22:34:25,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686576419] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:25,955 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1675814877] [2021-08-30 22:34:25,955 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-30 22:34:25,955 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:25,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:25,961 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) [2021-08-30 22:34:25,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-30 22:34:26,004 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-30 22:34:26,004 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-30 22:34:26,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 21 conjunts are in the unsatisfiable core [2021-08-30 22:34:26,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:26,328 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 474 proven. 189 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-08-30 22:34:26,328 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 162 proven. 425 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2021-08-30 22:34:26,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1675814877] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:26,965 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:26,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 20, 22] total 28 [2021-08-30 22:34:26,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588639005] [2021-08-30 22:34:26,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2021-08-30 22:34:26,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:26,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-08-30 22:34:26,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2021-08-30 22:34:26,966 INFO L87 Difference]: Start difference. First operand 316 states and 391 transitions. Second operand has 28 states, 27 states have (on average 4.074074074074074) internal successors, (110), 22 states have internal predecessors, (110), 16 states have call successors, (20), 8 states have call predecessors, (20), 6 states have return successors, (17), 5 states have call predecessors, (17), 10 states have call successors, (17) [2021-08-30 22:34:27,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:27,703 INFO L93 Difference]: Finished difference Result 504 states and 635 transitions. [2021-08-30 22:34:27,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-08-30 22:34:27,704 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 4.074074074074074) internal successors, (110), 22 states have internal predecessors, (110), 16 states have call successors, (20), 8 states have call predecessors, (20), 6 states have return successors, (17), 5 states have call predecessors, (17), 10 states have call successors, (17) Word has length 150 [2021-08-30 22:34:27,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:27,705 INFO L225 Difference]: With dead ends: 504 [2021-08-30 22:34:27,705 INFO L226 Difference]: Without dead ends: 189 [2021-08-30 22:34:27,707 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 604.22ms TimeCoverageRelationStatistics Valid=866, Invalid=2440, Unknown=0, NotChecked=0, Total=3306 [2021-08-30 22:34:27,708 INFO L928 BasicCegarLoop]: 10 mSDtfsCounter, 425 mSDsluCounter, 128 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 252.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 15 SdHoareTripleChecker+Invalid, 758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.41ms SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 301.72ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:27,708 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [425 Valid, 15 Invalid, 758 Unknown, 0 Unchecked, 2.41ms Time], IncrementalHoareTripleChecker [150 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 301.72ms Time] [2021-08-30 22:34:27,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 189 states. [2021-08-30 22:34:27,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 189 to 173. [2021-08-30 22:34:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 137 states have (on average 1.0583941605839415) internal successors, (145), 138 states have internal predecessors, (145), 23 states have call successors, (23), 12 states have call predecessors, (23), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-08-30 22:34:27,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 190 transitions. [2021-08-30 22:34:27,714 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 190 transitions. Word has length 150 [2021-08-30 22:34:27,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:27,715 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 190 transitions. [2021-08-30 22:34:27,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 4.074074074074074) internal successors, (110), 22 states have internal predecessors, (110), 16 states have call successors, (20), 8 states have call predecessors, (20), 6 states have return successors, (17), 5 states have call predecessors, (17), 10 states have call successors, (17) [2021-08-30 22:34:27,715 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 190 transitions. [2021-08-30 22:34:27,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-08-30 22:34:27,716 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:27,716 INFO L513 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] [2021-08-30 22:34:27,742 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-30 22:34:27,939 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,SelfDestructingSolverStorable13 [2021-08-30 22:34:27,939 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:27,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:27,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1425556519, now seen corresponding path program 4 times [2021-08-30 22:34:27,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:27,940 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399175047] [2021-08-30 22:34:27,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:27,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:27,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-08-30 22:34:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-08-30 22:34:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:28,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:28,153 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 78 proven. 129 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2021-08-30 22:34:28,153 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:28,153 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399175047] [2021-08-30 22:34:28,154 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399175047] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:28,154 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1976717560] [2021-08-30 22:34:28,154 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-30 22:34:28,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:28,154 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:28,157 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) [2021-08-30 22:34:28,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-30 22:34:28,234 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-30 22:34:28,234 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-30 22:34:28,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 29 conjunts are in the unsatisfiable core [2021-08-30 22:34:28,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:28,654 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 78 proven. 129 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2021-08-30 22:34:28,654 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:29,688 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 144 proven. 122 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-08-30 22:34:29,689 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1976717560] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:29,689 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:29,689 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 17] total 26 [2021-08-30 22:34:29,689 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253499171] [2021-08-30 22:34:29,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2021-08-30 22:34:29,690 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:29,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-08-30 22:34:29,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=534, Unknown=0, NotChecked=0, Total=702 [2021-08-30 22:34:29,691 INFO L87 Difference]: Start difference. First operand 173 states and 190 transitions. Second operand has 27 states, 26 states have (on average 2.6153846153846154) internal successors, (68), 27 states have internal predecessors, (68), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (18), 18 states have call predecessors, (18), 7 states have call successors, (18) [2021-08-30 22:34:29,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:29,793 INFO L93 Difference]: Finished difference Result 174 states and 190 transitions. [2021-08-30 22:34:29,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-08-30 22:34:29,794 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 2.6153846153846154) internal successors, (68), 27 states have internal predecessors, (68), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (18), 18 states have call predecessors, (18), 7 states have call successors, (18) Word has length 166 [2021-08-30 22:34:29,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:29,795 INFO L225 Difference]: With dead ends: 174 [2021-08-30 22:34:29,795 INFO L226 Difference]: Without dead ends: 173 [2021-08-30 22:34:29,795 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 388 GetRequests, 362 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 152.19ms TimeCoverageRelationStatistics Valid=178, Invalid=578, Unknown=0, NotChecked=0, Total=756 [2021-08-30 22:34:29,797 INFO L928 BasicCegarLoop]: 9 mSDtfsCounter, 27 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 71.86ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.80ms SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 88.77ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:29,797 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 41 Invalid, 197 Unknown, 0 Unchecked, 0.80ms Time], IncrementalHoareTripleChecker [20 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 88.77ms Time] [2021-08-30 22:34:29,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-08-30 22:34:29,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-08-30 22:34:29,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 137 states have (on average 1.0291970802919708) internal successors, (141), 138 states have internal predecessors, (141), 23 states have call successors, (23), 12 states have call predecessors, (23), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-08-30 22:34:29,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 186 transitions. [2021-08-30 22:34:29,804 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 186 transitions. Word has length 166 [2021-08-30 22:34:29,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:29,805 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 186 transitions. [2021-08-30 22:34:29,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 2.6153846153846154) internal successors, (68), 27 states have internal predecessors, (68), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (18), 18 states have call predecessors, (18), 7 states have call successors, (18) [2021-08-30 22:34:29,805 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 186 transitions. [2021-08-30 22:34:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2021-08-30 22:34:29,809 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:29,809 INFO L513 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] [2021-08-30 22:34:29,833 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-08-30 22:34:30,032 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,SelfDestructingSolverStorable14 [2021-08-30 22:34:30,033 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:30,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:30,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1446613788, now seen corresponding path program 5 times [2021-08-30 22:34:30,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:30,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491013166] [2021-08-30 22:34:30,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:30,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:30,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-08-30 22:34:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:30,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:30,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-30 22:34:30,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-30 22:34:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:30,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:30,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-08-30 22:34:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-30 22:34:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:30,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:30,613 INFO L134 CoverageAnalysis]: Checked inductivity of 5965 backedges. 820 proven. 1093 refuted. 0 times theorem prover too weak. 4052 trivial. 0 not checked. [2021-08-30 22:34:30,613 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:30,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491013166] [2021-08-30 22:34:30,613 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491013166] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:30,613 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933680660] [2021-08-30 22:34:30,613 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-30 22:34:30,613 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:30,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:30,614 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) [2021-08-30 22:34:30,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-30 22:34:30,769 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 31 check-sat command(s) [2021-08-30 22:34:30,770 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-30 22:34:30,773 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 81 conjunts are in the unsatisfiable core [2021-08-30 22:34:30,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:31,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5965 backedges. 820 proven. 1093 refuted. 0 times theorem prover too weak. 4052 trivial. 0 not checked. [2021-08-30 22:34:31,702 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:34:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 5965 backedges. 1149 proven. 996 refuted. 0 times theorem prover too weak. 3820 trivial. 0 not checked. [2021-08-30 22:34:36,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933680660] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:34:36,688 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:34:36,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18, 29] total 40 [2021-08-30 22:34:36,688 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330449953] [2021-08-30 22:34:36,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-08-30 22:34:36,689 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:34:36,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-08-30 22:34:36,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=367, Invalid=1273, Unknown=0, NotChecked=0, Total=1640 [2021-08-30 22:34:36,690 INFO L87 Difference]: Start difference. First operand 173 states and 186 transitions. Second operand has 41 states, 40 states have (on average 2.55) internal successors, (102), 41 states have internal predecessors, (102), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) [2021-08-30 22:34:36,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:34:36,827 INFO L93 Difference]: Finished difference Result 174 states and 186 transitions. [2021-08-30 22:34:36,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-08-30 22:34:36,833 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 2.55) internal successors, (102), 41 states have internal predecessors, (102), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) Word has length 409 [2021-08-30 22:34:36,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:34:36,835 INFO L225 Difference]: With dead ends: 174 [2021-08-30 22:34:36,835 INFO L226 Difference]: Without dead ends: 173 [2021-08-30 22:34:36,836 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 978 GetRequests, 938 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 783 ImplicationChecksByTransitivity, 330.50ms TimeCoverageRelationStatistics Valid=381, Invalid=1341, Unknown=0, NotChecked=0, Total=1722 [2021-08-30 22:34:36,836 INFO L928 BasicCegarLoop]: 11 mSDtfsCounter, 67 mSDsluCounter, 159 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.95ms SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 114.40ms IncrementalHoareTripleChecker+Time [2021-08-30 22:34:36,837 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [74 Valid, 57 Invalid, 263 Unknown, 0 Unchecked, 0.95ms Time], IncrementalHoareTripleChecker [37 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 114.40ms Time] [2021-08-30 22:34:36,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2021-08-30 22:34:36,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 173. [2021-08-30 22:34:36,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 137 states have (on average 1.0072992700729928) internal successors, (138), 138 states have internal predecessors, (138), 23 states have call successors, (23), 12 states have call predecessors, (23), 12 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-08-30 22:34:36,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 183 transitions. [2021-08-30 22:34:36,843 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 183 transitions. Word has length 409 [2021-08-30 22:34:36,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:34:36,845 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 183 transitions. [2021-08-30 22:34:36,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 2.55) internal successors, (102), 41 states have internal predecessors, (102), 11 states have call successors, (12), 1 states have call predecessors, (12), 11 states have return successors, (28), 28 states have call predecessors, (28), 11 states have call successors, (28) [2021-08-30 22:34:36,845 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 183 transitions. [2021-08-30 22:34:36,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1065 [2021-08-30 22:34:36,883 INFO L505 BasicCegarLoop]: Found error trace [2021-08-30 22:34:36,884 INFO L513 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] [2021-08-30 22:34:36,911 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-30 22:34:37,107 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,SelfDestructingSolverStorable15 [2021-08-30 22:34:37,107 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-08-30 22:34:37,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-30 22:34:37,108 INFO L82 PathProgramCache]: Analyzing trace with hash -581544090, now seen corresponding path program 6 times [2021-08-30 22:34:37,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-30 22:34:37,108 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868784965] [2021-08-30 22:34:37,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-30 22:34:37,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-30 22:34:37,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:37,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-08-30 22:34:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:37,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:37,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:37,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:38,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-30 22:34:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-30 22:34:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:38,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-08-30 22:34:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-30 22:34:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-08-30 22:34:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:38,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-30 22:34:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-30 22:34:38,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:38,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2021-08-30 22:34:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-30 22:34:38,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:38,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-08-30 22:34:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:38,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:39,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:39,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-08-30 22:34:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:39,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-08-30 22:34:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:39,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-30 22:34:39,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-08-30 22:34:39,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-08-30 22:34:39,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-08-30 22:34:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-30 22:34:39,159 INFO L134 CoverageAnalysis]: Checked inductivity of 41413 backedges. 6686 proven. 7802 refuted. 0 times theorem prover too weak. 26925 trivial. 0 not checked. [2021-08-30 22:34:39,160 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-30 22:34:39,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868784965] [2021-08-30 22:34:39,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868784965] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-30 22:34:39,160 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585020210] [2021-08-30 22:34:39,160 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-30 22:34:39,160 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-30 22:34:39,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-30 22:34:39,165 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) [2021-08-30 22:34:39,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-30 22:34:39,717 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 83 check-sat command(s) [2021-08-30 22:34:39,717 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-30 22:34:39,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 1997 conjuncts, 217 conjunts are in the unsatisfiable core [2021-08-30 22:34:39,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-30 22:34:42,056 INFO L134 CoverageAnalysis]: Checked inductivity of 41413 backedges. 6686 proven. 7802 refuted. 0 times theorem prover too weak. 26925 trivial. 0 not checked. [2021-08-30 22:34:42,056 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-08-30 22:35:06,011 INFO L134 CoverageAnalysis]: Checked inductivity of 41413 backedges. 7863 proven. 7339 refuted. 0 times theorem prover too weak. 26211 trivial. 0 not checked. [2021-08-30 22:35:06,012 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585020210] provided 0 perfect and 2 imperfect interpolant sequences [2021-08-30 22:35:06,012 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2021-08-30 22:35:06,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24, 41] total 54 [2021-08-30 22:35:06,013 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843747702] [2021-08-30 22:35:06,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2021-08-30 22:35:06,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-30 22:35:06,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-08-30 22:35:06,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=2328, Unknown=0, NotChecked=0, Total=2970 [2021-08-30 22:35:06,017 INFO L87 Difference]: Start difference. First operand 173 states and 183 transitions. Second operand has 55 states, 54 states have (on average 2.5185185185185186) internal successors, (136), 55 states have internal predecessors, (136), 15 states have call successors, (16), 1 states have call predecessors, (16), 15 states have return successors, (38), 38 states have call predecessors, (38), 15 states have call successors, (38) [2021-08-30 22:35:06,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-30 22:35:06,159 INFO L93 Difference]: Finished difference Result 173 states and 183 transitions. [2021-08-30 22:35:06,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-08-30 22:35:06,160 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 54 states have (on average 2.5185185185185186) internal successors, (136), 55 states have internal predecessors, (136), 15 states have call successors, (16), 1 states have call predecessors, (16), 15 states have return successors, (38), 38 states have call predecessors, (38), 15 states have call successors, (38) Word has length 1064 [2021-08-30 22:35:06,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-30 22:35:06,162 INFO L225 Difference]: With dead ends: 173 [2021-08-30 22:35:06,162 INFO L226 Difference]: Without dead ends: 0 [2021-08-30 22:35:06,163 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2559 GetRequests, 2506 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1468 ImplicationChecksByTransitivity, 485.32ms TimeCoverageRelationStatistics Valid=642, Invalid=2328, Unknown=0, NotChecked=0, Total=2970 [2021-08-30 22:35:06,164 INFO L928 BasicCegarLoop]: 11 mSDtfsCounter, 57 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 101.90ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.10ms SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 128.02ms IncrementalHoareTripleChecker+Time [2021-08-30 22:35:06,164 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 51 Invalid, 255 Unknown, 0 Unchecked, 1.10ms Time], IncrementalHoareTripleChecker [34 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 128.02ms Time] [2021-08-30 22:35:06,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-30 22:35:06,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-30 22:35:06,165 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) [2021-08-30 22:35:06,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-30 22:35:06,165 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1064 [2021-08-30 22:35:06,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-30 22:35:06,166 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-30 22:35:06,166 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 54 states have (on average 2.5185185185185186) internal successors, (136), 55 states have internal predecessors, (136), 15 states have call successors, (16), 1 states have call predecessors, (16), 15 states have return successors, (38), 38 states have call predecessors, (38), 15 states have call successors, (38) [2021-08-30 22:35:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-30 22:35:06,166 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-30 22:35:06,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2021-08-30 22:35:06,169 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2021-08-30 22:35:06,169 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2021-08-30 22:35:06,169 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2021-08-30 22:35:06,170 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2021-08-30 22:35:06,170 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2021-08-30 22:35:06,195 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-30 22:35:06,384 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,SelfDestructingSolverStorable16 [2021-08-30 22:35:06,386 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-30 22:35:06,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,395 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,397 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,398 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,407 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,409 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,410 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,419 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,453 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,470 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,486 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,488 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,493 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,499 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,506 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,509 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,510 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,513 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,514 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,515 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,517 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,518 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,521 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,523 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,524 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,528 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,531 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,533 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,534 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,535 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,549 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,564 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,565 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,566 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,571 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,572 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,581 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,592 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,614 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,615 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,617 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,618 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,622 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,623 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,625 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,629 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,630 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,641 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,645 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,650 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,656 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,666 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,674 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,682 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,684 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,687 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,688 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,689 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,696 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,697 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,702 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,703 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,704 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,705 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,709 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,734 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,743 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,748 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,756 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,757 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:06,766 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-30 22:35:07,256 INFO L858 garLoopResultBuilder]: For program point fibonacciErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,256 INFO L858 garLoopResultBuilder]: For program point fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,256 INFO L858 garLoopResultBuilder]: For program point fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,256 INFO L858 garLoopResultBuilder]: For program point L19(lines 19 23) no Hoare annotation was computed. [2021-08-30 22:35:07,256 INFO L858 garLoopResultBuilder]: For program point fibonacciEXIT(lines 16 24) no Hoare annotation was computed. [2021-08-30 22:35:07,256 INFO L858 garLoopResultBuilder]: For program point L17(lines 17 23) no Hoare annotation was computed. [2021-08-30 22:35:07,257 INFO L858 garLoopResultBuilder]: For program point fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,257 INFO L858 garLoopResultBuilder]: For program point fibonacciFINAL(lines 16 24) no Hoare annotation was computed. [2021-08-30 22:35:07,257 INFO L858 garLoopResultBuilder]: For program point fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,257 INFO L858 garLoopResultBuilder]: For program point fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,257 INFO L861 garLoopResultBuilder]: At program point fibonacciENTRY(lines 16 24) the Hoare annotation is: true [2021-08-30 22:35:07,257 INFO L858 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,257 INFO L858 garLoopResultBuilder]: For program point L22-1(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,257 INFO L854 garLoopResultBuilder]: At program point L22-2(line 22) the Hoare annotation is: (and (or (not (<= |fibonacci_#in~n| 9)) (= fibonacci_~n |fibonacci_#in~n|)) (< 1 |fibonacci_#in~n|)) [2021-08-30 22:35:07,257 INFO L858 garLoopResultBuilder]: For program point L22-3(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,258 INFO L858 garLoopResultBuilder]: For program point L22-4(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,258 INFO L858 garLoopResultBuilder]: For program point L22-5(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,259 INFO L854 garLoopResultBuilder]: At program point L22-6(line 22) the Hoare annotation is: (and (or (not (<= |fibonacci_#in~n| 8)) (<= |fibonacci_#t~ret7| 13)) (or (<= |fibonacci_#t~ret7| 3) (not (<= |fibonacci_#in~n| 5))) (or (not (<= |fibonacci_#in~n| 9)) (and (<= |fibonacci_#t~ret7| 21) (<= 1 |fibonacci_#t~ret7|) (= fibonacci_~n |fibonacci_#in~n|))) (or (<= |fibonacci_#t~ret7| 2) (not (<= |fibonacci_#in~n| 4))) (or (<= |fibonacci_#t~ret7| 8) (not (<= |fibonacci_#in~n| 7))) (< 1 |fibonacci_#in~n|) (or (not (<= |fibonacci_#in~n| 6)) (<= |fibonacci_#t~ret7| 5)) (or (<= |fibonacci_#t~ret7| 1) (not (<= |fibonacci_#in~n| 3)))) [2021-08-30 22:35:07,259 INFO L858 garLoopResultBuilder]: For program point L22-7(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,259 INFO L858 garLoopResultBuilder]: For program point L22-8(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,259 INFO L858 garLoopResultBuilder]: For program point L22-9(line 22) no Hoare annotation was computed. [2021-08-30 22:35:07,260 INFO L858 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-08-30 22:35:07,260 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-30 22:35:07,260 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-30 22:35:07,260 INFO L858 garLoopResultBuilder]: For program point L30(lines 30 34) no Hoare annotation was computed. [2021-08-30 22:35:07,260 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-30 22:35:07,260 INFO L854 garLoopResultBuilder]: At program point L29(line 29) the Hoare annotation is: (and (<= ULTIMATE.start_main_~x~0 9) (<= 9 ULTIMATE.start_main_~x~0)) [2021-08-30 22:35:07,260 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-30 22:35:07,260 INFO L858 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2021-08-30 22:35:07,260 INFO L854 garLoopResultBuilder]: At program point L27(lines 27 35) the Hoare annotation is: (<= ULTIMATE.start_main_~x~0 9) [2021-08-30 22:35:07,265 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-30 22:35:07,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.08 10:35:07 BoogieIcfgContainer [2021-08-30 22:35:07,278 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-30 22:35:07,279 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-30 22:35:07,279 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-30 22:35:07,279 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-30 22:35:07,280 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:34:12" (3/4) ... [2021-08-30 22:35:07,282 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-30 22:35:07,288 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fibonacci [2021-08-30 22:35:07,292 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-08-30 22:35:07,293 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-08-30 22:35:07,293 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-30 22:35:07,293 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-30 22:35:07,314 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-30 22:35:07,314 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-30 22:35:07,314 INFO L158 Benchmark]: Toolchain (without parser) took 55692.23ms. Allocated memory was 56.6MB in the beginning and 272.6MB in the end (delta: 216.0MB). Free memory was 35.0MB in the beginning and 179.2MB in the end (delta: -144.2MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2021-08-30 22:35:07,315 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.0MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 22:35:07,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 151.77ms. Allocated memory is still 56.6MB. Free memory was 34.9MB in the beginning and 25.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-08-30 22:35:07,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.70ms. Allocated memory is still 56.6MB. Free memory was 25.7MB in the beginning and 24.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-30 22:35:07,315 INFO L158 Benchmark]: Boogie Preprocessor took 13.79ms. Allocated memory is still 56.6MB. Free memory was 24.3MB in the beginning and 23.4MB in the end (delta: 954.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 22:35:07,315 INFO L158 Benchmark]: RCFGBuilder took 258.59ms. Allocated memory is still 56.6MB. Free memory was 23.4MB in the beginning and 34.0MB in the end (delta: -10.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-08-30 22:35:07,316 INFO L158 Benchmark]: TraceAbstraction took 55200.86ms. Allocated memory was 56.6MB in the beginning and 272.6MB in the end (delta: 216.0MB). Free memory was 33.5MB in the beginning and 182.4MB in the end (delta: -148.9MB). Peak memory consumption was 169.2MB. Max. memory is 16.1GB. [2021-08-30 22:35:07,316 INFO L158 Benchmark]: Witness Printer took 35.20ms. Allocated memory is still 272.6MB. Free memory was 182.4MB in the beginning and 179.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-30 22:35:07,317 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.0MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 151.77ms. Allocated memory is still 56.6MB. Free memory was 34.9MB in the beginning and 25.7MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.70ms. Allocated memory is still 56.6MB. Free memory was 25.7MB in the beginning and 24.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 13.79ms. Allocated memory is still 56.6MB. Free memory was 24.3MB in the beginning and 23.4MB in the end (delta: 954.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 258.59ms. Allocated memory is still 56.6MB. Free memory was 23.4MB in the beginning and 34.0MB in the end (delta: -10.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * TraceAbstraction took 55200.86ms. Allocated memory was 56.6MB in the beginning and 272.6MB in the end (delta: 216.0MB). Free memory was 33.5MB in the beginning and 182.4MB in the end (delta: -148.9MB). Peak memory consumption was 169.2MB. Max. memory is 16.1GB. * Witness Printer took 35.20ms. Allocated memory is still 272.6MB. Free memory was 182.4MB in the beginning and 179.2MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms 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: 55125.14ms, OverallIterations: 17, TraceHistogramMax: 109, EmptinessCheckTime: 77.69ms, AutomataDifference: 7151.22ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 870.57ms, InitialAbstractionConstructionTime: 13.05ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2663 SdHoareTripleChecker+Valid, 3788.06ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2608 mSDsluCounter, 399 SdHoareTripleChecker+Invalid, 3039.78ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2340 mSDsCounter, 1084 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7298 IncrementalHoareTripleChecker+Invalid, 8382 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1084 mSolverCounterUnsat, 143 mSDtfsCounter, 7298 mSolverCounterSat, 52.67ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5684 GetRequests, 5207 SyntacticMatches, 3 SemanticMatches, 474 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7239 ImplicationChecksByTransitivity, 4970.81ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=325occurred in iteration=9, InterpolantAutomatonStates: 343, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 287.64ms AutomataMinimizationTime, 17 MinimizatonAttempts, 242 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 5 LocationsWithAnnotation, 593 PreInvPairs, 747 NumberOfFragments, 90 HoareAnnotationTreeSize, 593 FomulaSimplifications, 3499 FormulaSimplificationTreeSizeReduction, 372.47ms HoareSimplificationTime, 5 FomulaSimplificationsInter, 2019 FormulaSimplificationTreeSizeReductionInter, 472.52ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 189.10ms SsaConstructionTime, 1053.48ms SatisfiabilityAnalysisTime, 42102.66ms InterpolantComputationTime, 4820 NumberOfCodeBlocks, 4663 NumberOfCodeBlocksAsserted, 150 NumberOfCheckSat, 7073 ConstructedInterpolants, 0 QuantifiedInterpolants, 16541 SizeOfPredicates, 38 NumberOfNonLiveVariables, 4345 ConjunctsInSsa, 437 ConjunctsInUnsatCore, 40 InterpolantComputations, 6 PerfectInterpolantSequences, 123748/152633 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! [2021-08-30 22:35:07,355 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...