./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive/Fibonacci02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD --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 b7261cadd839cd02322bb28945f92ad1bd2170c0a65dd385996b5ff81cbb1de7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:50:51,211 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:50:51,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:50:51,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:50:51,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:50:51,246 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:50:51,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:50:51,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:50:51,252 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:50:51,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:50:51,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:50:51,256 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:50:51,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:50:51,258 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:50:51,262 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:50:51,263 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:50:51,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:50:51,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:50:51,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:50:51,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:50:51,272 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:50:51,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:50:51,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:50:51,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:50:51,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:50:51,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:50:51,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:50:51,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:50:51,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:50:51,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:50:51,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:50:51,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:50:51,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:50:51,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:50:51,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:50:51,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:50:51,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:50:51,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:50:51,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:50:51,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:50:51,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:50:51,312 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-28 23:50:51,360 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:50:51,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:50:51,361 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:50:51,361 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:50:51,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:50:51,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:50:51,363 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:50:51,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:50:51,364 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 23:50:51,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 23:50:51,365 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:50:51,365 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 23:50:51,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:50:51,366 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:50:51,366 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:50:51,366 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:50:51,366 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 23:50:51,366 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 23:50:51,366 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:50:51,367 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:50:51,367 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:50:51,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:50:51,367 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:50:51,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:50:51,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:50:51,368 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:50:51,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:50:51,368 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:50:51,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:50:51,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:50:51,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:50:51,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:50:51,370 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7261cadd839cd02322bb28945f92ad1bd2170c0a65dd385996b5ff81cbb1de7 [2021-10-28 23:50:51,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:50:51,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:50:51,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:50:51,642 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:50:51,642 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:50:51,643 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/recursive/Fibonacci02.c [2021-10-28 23:50:51,724 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/data/69a9ce2ad/d6b6d59dc2b346b7a3ccc773e0981452/FLAGec4a5c0d1 [2021-10-28 23:50:52,136 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:50:52,137 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/sv-benchmarks/c/recursive/Fibonacci02.c [2021-10-28 23:50:52,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/data/69a9ce2ad/d6b6d59dc2b346b7a3ccc773e0981452/FLAGec4a5c0d1 [2021-10-28 23:50:52,574 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/data/69a9ce2ad/d6b6d59dc2b346b7a3ccc773e0981452 [2021-10-28 23:50:52,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:50:52,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:50:52,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:50:52,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:50:52,587 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:50:52,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@311f7ffc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52, skipping insertion in model container [2021-10-28 23:50:52,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:50:52,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:50:52,784 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/sv-benchmarks/c/recursive/Fibonacci02.c[715,728] [2021-10-28 23:50:52,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:50:52,793 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:50:52,803 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/sv-benchmarks/c/recursive/Fibonacci02.c[715,728] [2021-10-28 23:50:52,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:50:52,814 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:50:52,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52 WrapperNode [2021-10-28 23:50:52,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:50:52,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:50:52,816 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:50:52,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:50:52,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:50:52,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:50:52,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:50:52,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:50:52,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,855 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,858 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:50:52,863 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:50:52,863 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:50:52,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:50:52,864 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (1/1) ... [2021-10-28 23:50:52,872 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:50:52,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:52,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:50:52,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:50:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2021-10-28 23:50:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2021-10-28 23:50:52,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:50:52,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:50:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:50:52,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:50:53,179 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:50:53,180 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-28 23:50:53,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:50:53 BoogieIcfgContainer [2021-10-28 23:50:53,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:50:53,183 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:50:53,183 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:50:53,187 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:50:53,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:50:52" (1/3) ... [2021-10-28 23:50:53,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1271f774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:50:53, skipping insertion in model container [2021-10-28 23:50:53,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:50:52" (2/3) ... [2021-10-28 23:50:53,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1271f774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:50:53, skipping insertion in model container [2021-10-28 23:50:53,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:50:53" (3/3) ... [2021-10-28 23:50:53,190 INFO L111 eAbstractionObserver]: Analyzing ICFG Fibonacci02.c [2021-10-28 23:50:53,195 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:50:53,196 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-28 23:50:53,243 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:50:53,264 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, mAutomataTypeConcurrency=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 [2021-10-28 23:50:53,264 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-10-28 23:50:53,280 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) [2021-10-28 23:50:53,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-28 23:50:53,285 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:53,286 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:53,287 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:53,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:53,293 INFO L85 PathProgramCache]: Analyzing trace with hash -108718961, now seen corresponding path program 1 times [2021-10-28 23:50:53,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:53,308 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003172011] [2021-10-28 23:50:53,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:53,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:53,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:50:53,517 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:53,517 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003172011] [2021-10-28 23:50:53,518 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003172011] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:50:53,518 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:50:53,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:50:53,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [842926336] [2021-10-28 23:50:53,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:50:53,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:53,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:50:53,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:50:53,541 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) [2021-10-28 23:50:53,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:53,622 INFO L93 Difference]: Finished difference Result 33 states and 36 transitions. [2021-10-28 23:50:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:50:53,623 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 [2021-10-28 23:50:53,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:53,631 INFO L225 Difference]: With dead ends: 33 [2021-10-28 23:50:53,631 INFO L226 Difference]: Without dead ends: 22 [2021-10-28 23:50:53,634 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:50:53,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-10-28 23:50:53,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2021-10-28 23:50:53,666 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) [2021-10-28 23:50:53,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 25 transitions. [2021-10-28 23:50:53,669 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 25 transitions. Word has length 7 [2021-10-28 23:50:53,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:53,670 INFO L470 AbstractCegarLoop]: Abstraction has 22 states and 25 transitions. [2021-10-28 23:50:53,670 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) [2021-10-28 23:50:53,670 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2021-10-28 23:50:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-28 23:50:53,672 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:53,672 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:53,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:50:53,673 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:53,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:53,674 INFO L85 PathProgramCache]: Analyzing trace with hash 924679547, now seen corresponding path program 1 times [2021-10-28 23:50:53,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:53,675 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047480454] [2021-10-28 23:50:53,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:53,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:53,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:50:53,718 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:53,719 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047480454] [2021-10-28 23:50:53,719 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047480454] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:50:53,719 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:50:53,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:50:53,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746663110] [2021-10-28 23:50:53,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:50:53,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:53,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:50:53,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:50:53,726 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) [2021-10-28 23:50:53,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:53,758 INFO L93 Difference]: Finished difference Result 24 states and 28 transitions. [2021-10-28 23:50:53,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:50:53,758 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 [2021-10-28 23:50:53,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:53,761 INFO L225 Difference]: With dead ends: 24 [2021-10-28 23:50:53,762 INFO L226 Difference]: Without dead ends: 22 [2021-10-28 23:50:53,763 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:50:53,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2021-10-28 23:50:53,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 20. [2021-10-28 23:50:53,795 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) [2021-10-28 23:50:53,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 20 states and 23 transitions. [2021-10-28 23:50:53,798 INFO L78 Accepts]: Start accepts. Automaton has 20 states and 23 transitions. Word has length 8 [2021-10-28 23:50:53,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:53,799 INFO L470 AbstractCegarLoop]: Abstraction has 20 states and 23 transitions. [2021-10-28 23:50:53,799 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) [2021-10-28 23:50:53,799 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-10-28 23:50:53,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-28 23:50:53,801 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:53,801 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:53,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:50:53,802 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:53,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:53,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1244761165, now seen corresponding path program 1 times [2021-10-28 23:50:53,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:53,806 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493518087] [2021-10-28 23:50:53,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:53,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:53,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:53,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-10-28 23:50:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:53,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-10-28 23:50:53,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:53,986 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-28 23:50:53,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:53,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493518087] [2021-10-28 23:50:53,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [493518087] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:50:53,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:50:53,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:50:53,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342651525] [2021-10-28 23:50:53,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:50:53,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:53,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:50:53,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:50:53,990 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) [2021-10-28 23:50:54,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:54,028 INFO L93 Difference]: Finished difference Result 36 states and 42 transitions. [2021-10-28 23:50:54,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:50:54,029 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 [2021-10-28 23:50:54,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:54,030 INFO L225 Difference]: With dead ends: 36 [2021-10-28 23:50:54,030 INFO L226 Difference]: Without dead ends: 34 [2021-10-28 23:50:54,031 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:50:54,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2021-10-28 23:50:54,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 29. [2021-10-28 23:50:54,037 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) [2021-10-28 23:50:54,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 35 transitions. [2021-10-28 23:50:54,040 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 35 transitions. Word has length 23 [2021-10-28 23:50:54,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:54,040 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 35 transitions. [2021-10-28 23:50:54,040 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) [2021-10-28 23:50:54,041 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2021-10-28 23:50:54,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-28 23:50:54,042 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:54,042 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] [2021-10-28 23:50:54,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:50:54,043 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:54,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:54,043 INFO L85 PathProgramCache]: Analyzing trace with hash 78572347, now seen corresponding path program 1 times [2021-10-28 23:50:54,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:54,044 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787403877] [2021-10-28 23:50:54,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:54,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:54,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:54,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-10-28 23:50:54,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:54,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-10-28 23:50:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:54,192 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-28 23:50:54,192 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:54,193 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787403877] [2021-10-28 23:50:54,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787403877] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:54,198 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317454164] [2021-10-28 23:50:54,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:54,199 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:54,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:54,206 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:50:54,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:50:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:54,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:50:54,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:50:54,425 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:50:54,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317454164] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:54,425 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:50:54,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-10-28 23:50:54,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761807460] [2021-10-28 23:50:54,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 23:50:54,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:54,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 23:50:54,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:50:54,428 INFO L87 Difference]: Start difference. First operand 29 states and 35 transitions. Second operand has 11 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 5 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-10-28 23:50:54,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:54,658 INFO L93 Difference]: Finished difference Result 100 states and 134 transitions. [2021-10-28 23:50:54,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:50:54,659 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 5 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Word has length 24 [2021-10-28 23:50:54,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:54,661 INFO L225 Difference]: With dead ends: 100 [2021-10-28 23:50:54,661 INFO L226 Difference]: Without dead ends: 67 [2021-10-28 23:50:54,662 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:50:54,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2021-10-28 23:50:54,675 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 57. [2021-10-28 23:50:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 43 states have (on average 1.1162790697674418) internal successors, (48), 45 states have internal predecessors, (48), 8 states have call successors, (8), 2 states have call predecessors, (8), 4 states have return successors, (24), 9 states have call predecessors, (24), 7 states have call successors, (24) [2021-10-28 23:50:54,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 80 transitions. [2021-10-28 23:50:54,678 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 80 transitions. Word has length 24 [2021-10-28 23:50:54,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:54,679 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 80 transitions. [2021-10-28 23:50:54,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.4) internal successors, (34), 10 states have internal predecessors, (34), 5 states have call successors, (6), 3 states have call predecessors, (6), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-10-28 23:50:54,679 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-10-28 23:50:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-28 23:50:54,681 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:54,681 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:54,719 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:50:54,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:54,903 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:54,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:54,903 INFO L85 PathProgramCache]: Analyzing trace with hash 372663477, now seen corresponding path program 1 times [2021-10-28 23:50:54,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:54,904 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119523552] [2021-10-28 23:50:54,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:54,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:54,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-10-28 23:50:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:54,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-10-28 23:50:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:54,989 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-28 23:50:54,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:54,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1119523552] [2021-10-28 23:50:54,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1119523552] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:50:54,990 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:50:54,990 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:50:54,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085069] [2021-10-28 23:50:54,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:50:54,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:54,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:50:54,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:50:54,992 INFO L87 Difference]: Start difference. First operand 57 states and 80 transitions. Second operand has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-28 23:50:55,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:55,026 INFO L93 Difference]: Finished difference Result 83 states and 123 transitions. [2021-10-28 23:50:55,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:50:55,027 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.5) internal successors, (14), 5 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 25 [2021-10-28 23:50:55,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:55,029 INFO L225 Difference]: With dead ends: 83 [2021-10-28 23:50:55,029 INFO L226 Difference]: Without dead ends: 78 [2021-10-28 23:50:55,029 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:50:55,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-10-28 23:50:55,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 70. [2021-10-28 23:50:55,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 53 states have (on average 1.0943396226415094) internal successors, (58), 55 states have internal predecessors, (58), 10 states have call successors, (10), 2 states have call predecessors, (10), 5 states have return successors, (39), 12 states have call predecessors, (39), 9 states have call successors, (39) [2021-10-28 23:50:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 107 transitions. [2021-10-28 23:50:55,046 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 107 transitions. Word has length 25 [2021-10-28 23:50:55,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:55,047 INFO L470 AbstractCegarLoop]: Abstraction has 70 states and 107 transitions. [2021-10-28 23:50:55,047 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) [2021-10-28 23:50:55,047 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2021-10-28 23:50:55,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-28 23:50:55,049 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:55,049 INFO L513 BasicCegarLoop]: trace histogram [5, 4, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:55,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:50:55,050 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:55,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:55,050 INFO L85 PathProgramCache]: Analyzing trace with hash -455100493, now seen corresponding path program 2 times [2021-10-28 23:50:55,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:55,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582897810] [2021-10-28 23:50:55,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:55,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:55,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-10-28 23:50:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:55,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-10-28 23:50:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:55,131 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-28 23:50:55,131 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:55,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582897810] [2021-10-28 23:50:55,132 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582897810] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:55,132 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1310842664] [2021-10-28 23:50:55,132 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:50:55,132 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:55,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:55,133 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:50:55,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 23:50:55,207 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-28 23:50:55,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:50:55,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:50:55,212 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:50:55,326 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-10-28 23:50:55,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1310842664] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:50:55,326 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:50:55,326 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2021-10-28 23:50:55,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243327426] [2021-10-28 23:50:55,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:50:55,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:55,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:50:55,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:50:55,328 INFO L87 Difference]: Start difference. First operand 70 states and 107 transitions. Second operand has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-10-28 23:50:55,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:55,354 INFO L93 Difference]: Finished difference Result 78 states and 115 transitions. [2021-10-28 23:50:55,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:50:55,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.0) internal successors, (16), 5 states have internal predecessors, (16), 2 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 36 [2021-10-28 23:50:55,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:55,356 INFO L225 Difference]: With dead ends: 78 [2021-10-28 23:50:55,356 INFO L226 Difference]: Without dead ends: 77 [2021-10-28 23:50:55,357 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:50:55,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2021-10-28 23:50:55,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 72. [2021-10-28 23:50:55,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 55 states have (on average 1.0909090909090908) internal successors, (60), 56 states have internal predecessors, (60), 10 states have call successors, (10), 2 states have call predecessors, (10), 5 states have return successors, (39), 13 states have call predecessors, (39), 9 states have call successors, (39) [2021-10-28 23:50:55,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 109 transitions. [2021-10-28 23:50:55,371 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 109 transitions. Word has length 36 [2021-10-28 23:50:55,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:55,372 INFO L470 AbstractCegarLoop]: Abstraction has 72 states and 109 transitions. [2021-10-28 23:50:55,372 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) [2021-10-28 23:50:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2021-10-28 23:50:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-28 23:50:55,375 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:55,375 INFO L513 BasicCegarLoop]: trace histogram [5, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:55,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:50:55,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-28 23:50:55,594 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:55,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:55,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1156979157, now seen corresponding path program 1 times [2021-10-28 23:50:55,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:55,595 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450624265] [2021-10-28 23:50:55,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:55,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:55,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:55,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-10-28 23:50:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:55,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-10-28 23:50:55,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:55,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-10-28 23:50:55,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:55,722 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-10-28 23:50:55,722 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:55,722 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450624265] [2021-10-28 23:50:55,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450624265] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:55,723 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [47449786] [2021-10-28 23:50:55,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:55,723 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:55,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:55,727 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:50:55,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 23:50:55,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:55,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:50:55,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:50:55,991 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 23 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-28 23:50:55,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [47449786] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:55,992 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:50:55,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7] total 11 [2021-10-28 23:50:55,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840693610] [2021-10-28 23:50:55,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 23:50:55,993 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:55,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 23:50:55,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:50:55,994 INFO L87 Difference]: Start difference. First operand 72 states and 109 transitions. Second operand has 11 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 5 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2021-10-28 23:50:56,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:56,313 INFO L93 Difference]: Finished difference Result 148 states and 224 transitions. [2021-10-28 23:50:56,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 23:50:56,314 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 5 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) Word has length 40 [2021-10-28 23:50:56,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:56,316 INFO L225 Difference]: With dead ends: 148 [2021-10-28 23:50:56,316 INFO L226 Difference]: Without dead ends: 93 [2021-10-28 23:50:56,318 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2021-10-28 23:50:56,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2021-10-28 23:50:56,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 77. [2021-10-28 23:50:56,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 59 states have (on average 1.0847457627118644) internal successors, (64), 60 states have internal predecessors, (64), 10 states have call successors, (10), 2 states have call predecessors, (10), 6 states have return successors, (47), 14 states have call predecessors, (47), 9 states have call successors, (47) [2021-10-28 23:50:56,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 121 transitions. [2021-10-28 23:50:56,332 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 121 transitions. Word has length 40 [2021-10-28 23:50:56,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:56,333 INFO L470 AbstractCegarLoop]: Abstraction has 77 states and 121 transitions. [2021-10-28 23:50:56,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 4.6) internal successors, (46), 10 states have internal predecessors, (46), 5 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2021-10-28 23:50:56,334 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2021-10-28 23:50:56,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-28 23:50:56,337 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:56,337 INFO L513 BasicCegarLoop]: trace histogram [8, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:56,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:50:56,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:56,551 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:56,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:56,551 INFO L85 PathProgramCache]: Analyzing trace with hash 283638703, now seen corresponding path program 1 times [2021-10-28 23:50:56,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:56,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520107347] [2021-10-28 23:50:56,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:56,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:56,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:50:56,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:56,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-10-28 23:50:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:56,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-10-28 23:50:56,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:56,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:50:56,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:56,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:50:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:56,678 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-10-28 23:50:56,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:56,679 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520107347] [2021-10-28 23:50:56,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520107347] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:56,683 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [446497164] [2021-10-28 23:50:56,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:56,684 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:56,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:56,687 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:50:56,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 23:50:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:56,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 23:50:56,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:50:56,983 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 58 proven. 10 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-28 23:50:56,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [446497164] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:56,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:50:56,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 9] total 12 [2021-10-28 23:50:56,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170760451] [2021-10-28 23:50:56,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 23:50:56,988 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:56,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 23:50:56,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:50:56,989 INFO L87 Difference]: Start difference. First operand 77 states and 121 transitions. Second operand has 12 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 6 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-10-28 23:50:57,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:57,264 INFO L93 Difference]: Finished difference Result 192 states and 307 transitions. [2021-10-28 23:50:57,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:50:57,265 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 6 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 64 [2021-10-28 23:50:57,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:57,267 INFO L225 Difference]: With dead ends: 192 [2021-10-28 23:50:57,267 INFO L226 Difference]: Without dead ends: 124 [2021-10-28 23:50:57,269 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=220, Unknown=0, NotChecked=0, Total=272 [2021-10-28 23:50:57,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-10-28 23:50:57,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 108. [2021-10-28 23:50:57,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 84 states have (on average 1.0833333333333333) internal successors, (91), 84 states have internal predecessors, (91), 14 states have call successors, (14), 3 states have call predecessors, (14), 8 states have return successors, (65), 20 states have call predecessors, (65), 13 states have call successors, (65) [2021-10-28 23:50:57,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 170 transitions. [2021-10-28 23:50:57,288 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 170 transitions. Word has length 64 [2021-10-28 23:50:57,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:57,288 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 170 transitions. [2021-10-28 23:50:57,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 4.7272727272727275) internal successors, (52), 10 states have internal predecessors, (52), 6 states have call successors, (9), 4 states have call predecessors, (9), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-10-28 23:50:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2021-10-28 23:50:57,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-10-28 23:50:57,291 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:57,291 INFO L513 BasicCegarLoop]: trace histogram [6, 5, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:57,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:50:57,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:57,518 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:57,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:57,519 INFO L85 PathProgramCache]: Analyzing trace with hash 6459269, now seen corresponding path program 2 times [2021-10-28 23:50:57,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:57,519 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067654411] [2021-10-28 23:50:57,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:57,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:57,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:57,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:50:57,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:57,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-10-28 23:50:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:57,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:50:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:57,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-10-28 23:50:57,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:57,614 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-28 23:50:57,615 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:57,615 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067654411] [2021-10-28 23:50:57,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067654411] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:57,615 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [26619794] [2021-10-28 23:50:57,616 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:50:57,616 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:57,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:57,623 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:50:57,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-28 23:50:57,739 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-28 23:50:57,739 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:50:57,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 23:50:57,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:50:57,873 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 36 proven. 12 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-28 23:50:57,873 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [26619794] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:57,874 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:50:57,874 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2021-10-28 23:50:57,874 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711614389] [2021-10-28 23:50:57,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:50:57,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:57,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:50:57,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:50:57,876 INFO L87 Difference]: Start difference. First operand 108 states and 170 transitions. Second operand has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 5 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-10-28 23:50:58,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:58,018 INFO L93 Difference]: Finished difference Result 181 states and 278 transitions. [2021-10-28 23:50:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:50:58,020 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 5 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 50 [2021-10-28 23:50:58,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:58,021 INFO L225 Difference]: With dead ends: 181 [2021-10-28 23:50:58,021 INFO L226 Difference]: Without dead ends: 105 [2021-10-28 23:50:58,022 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:50:58,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-10-28 23:50:58,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 101. [2021-10-28 23:50:58,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 78 states have (on average 1.0897435897435896) internal successors, (85), 79 states have internal predecessors, (85), 13 states have call successors, (13), 3 states have call predecessors, (13), 8 states have return successors, (57), 18 states have call predecessors, (57), 12 states have call successors, (57) [2021-10-28 23:50:58,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 155 transitions. [2021-10-28 23:50:58,041 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 155 transitions. Word has length 50 [2021-10-28 23:50:58,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:58,042 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 155 transitions. [2021-10-28 23:50:58,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.333333333333333) internal successors, (48), 8 states have internal predecessors, (48), 5 states have call successors, (8), 4 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-10-28 23:50:58,043 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2021-10-28 23:50:58,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-28 23:50:58,048 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:58,049 INFO L513 BasicCegarLoop]: trace histogram [7, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:58,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:50:58,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-10-28 23:50:58,263 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:58,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:58,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1434108648, now seen corresponding path program 1 times [2021-10-28 23:50:58,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:58,264 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658477893] [2021-10-28 23:50:58,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:58,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:58,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-10-28 23:50:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:58,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-10-28 23:50:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:58,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:50:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:58,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:50:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:58,326 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-10-28 23:50:58,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:58,338 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658477893] [2021-10-28 23:50:58,340 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658477893] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:58,341 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040114122] [2021-10-28 23:50:58,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:58,341 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:58,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:58,342 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:50:58,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-28 23:50:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:58,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 23:50:58,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:50:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 48 proven. 24 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-10-28 23:50:58,699 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040114122] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:58,699 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:50:58,699 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 11] total 14 [2021-10-28 23:50:58,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065094662] [2021-10-28 23:50:58,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 23:50:58,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:58,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 23:50:58,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:50:58,701 INFO L87 Difference]: Start difference. First operand 101 states and 155 transitions. Second operand has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 11 states have internal predecessors, (56), 7 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-10-28 23:50:59,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:59,003 INFO L93 Difference]: Finished difference Result 235 states and 371 transitions. [2021-10-28 23:50:59,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:50:59,004 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 11 states have internal predecessors, (56), 7 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 57 [2021-10-28 23:50:59,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:59,006 INFO L225 Difference]: With dead ends: 235 [2021-10-28 23:50:59,006 INFO L226 Difference]: Without dead ends: 149 [2021-10-28 23:50:59,008 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=309, Unknown=0, NotChecked=0, Total=380 [2021-10-28 23:50:59,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2021-10-28 23:50:59,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 127. [2021-10-28 23:50:59,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 99 states have (on average 1.0909090909090908) internal successors, (108), 99 states have internal predecessors, (108), 17 states have call successors, (17), 4 states have call predecessors, (17), 9 states have return successors, (59), 23 states have call predecessors, (59), 16 states have call successors, (59) [2021-10-28 23:50:59,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 184 transitions. [2021-10-28 23:50:59,023 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 184 transitions. Word has length 57 [2021-10-28 23:50:59,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:59,023 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 184 transitions. [2021-10-28 23:50:59,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 11 states have internal predecessors, (56), 7 states have call successors, (10), 5 states have call predecessors, (10), 4 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-10-28 23:50:59,024 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 184 transitions. [2021-10-28 23:50:59,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-10-28 23:50:59,025 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:59,025 INFO L513 BasicCegarLoop]: trace histogram [7, 6, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:50:59,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:50:59,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:59,247 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:50:59,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:50:59,247 INFO L85 PathProgramCache]: Analyzing trace with hash -145012606, now seen corresponding path program 3 times [2021-10-28 23:50:59,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:50:59,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724376211] [2021-10-28 23:50:59,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:50:59,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:50:59,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:59,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-10-28 23:50:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:59,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-10-28 23:50:59,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:59,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:50:59,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:59,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-10-28 23:50:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:50:59,356 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 2 proven. 75 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-28 23:50:59,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:50:59,357 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724376211] [2021-10-28 23:50:59,357 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724376211] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:59,357 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [964139283] [2021-10-28 23:50:59,357 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-28 23:50:59,358 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:50:59,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:50:59,363 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:50:59,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-28 23:50:59,486 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-10-28 23:50:59,486 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:50:59,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:50:59,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:50:59,681 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-10-28 23:50:59,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [964139283] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:50:59,681 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:50:59,682 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2021-10-28 23:50:59,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848750016] [2021-10-28 23:50:59,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-28 23:50:59,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:50:59,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-28 23:50:59,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:50:59,685 INFO L87 Difference]: Start difference. First operand 127 states and 184 transitions. Second operand has 16 states, 15 states have (on average 3.6) internal successors, (54), 13 states have internal predecessors, (54), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-10-28 23:50:59,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:50:59,940 INFO L93 Difference]: Finished difference Result 247 states and 385 transitions. [2021-10-28 23:50:59,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-28 23:50:59,941 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 3.6) internal successors, (54), 13 states have internal predecessors, (54), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) Word has length 56 [2021-10-28 23:50:59,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:50:59,946 INFO L225 Difference]: With dead ends: 247 [2021-10-28 23:50:59,946 INFO L226 Difference]: Without dead ends: 135 [2021-10-28 23:50:59,949 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=100, Invalid=362, Unknown=0, NotChecked=0, Total=462 [2021-10-28 23:50:59,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-10-28 23:50:59,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 129. [2021-10-28 23:50:59,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 101 states have (on average 1.0891089108910892) internal successors, (110), 100 states have internal predecessors, (110), 16 states have call successors, (16), 6 states have call predecessors, (16), 10 states have return successors, (53), 22 states have call predecessors, (53), 15 states have call successors, (53) [2021-10-28 23:50:59,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 179 transitions. [2021-10-28 23:50:59,973 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 179 transitions. Word has length 56 [2021-10-28 23:50:59,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:50:59,974 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 179 transitions. [2021-10-28 23:50:59,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 3.6) internal successors, (54), 13 states have internal predecessors, (54), 7 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (7), 3 states have call predecessors, (7), 4 states have call successors, (7) [2021-10-28 23:50:59,974 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 179 transitions. [2021-10-28 23:50:59,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-28 23:50:59,977 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:50:59,977 INFO L513 BasicCegarLoop]: trace histogram [10, 10, 6, 6, 6, 6, 5, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 23:51:00,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:00,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:00,195 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:00,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:00,195 INFO L85 PathProgramCache]: Analyzing trace with hash -104971763, now seen corresponding path program 1 times [2021-10-28 23:51:00,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:00,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192322126] [2021-10-28 23:51:00,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:00,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:00,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-10-28 23:51:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:00,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-10-28 23:51:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:00,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-10-28 23:51:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:00,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:00,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:00,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:00,344 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 29 proven. 147 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-10-28 23:51:00,344 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:00,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192322126] [2021-10-28 23:51:00,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192322126] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:00,345 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130122624] [2021-10-28 23:51:00,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:00,345 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:00,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:00,346 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:00,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-28 23:51:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:00,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-28 23:51:00,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 107 proven. 48 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2021-10-28 23:51:00,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1130122624] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:00,731 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:00,731 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-10-28 23:51:00,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164927540] [2021-10-28 23:51:00,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 23:51:00,732 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:00,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 23:51:00,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:51:00,733 INFO L87 Difference]: Start difference. First operand 129 states and 179 transitions. Second operand has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 10 states have internal predecessors, (56), 7 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2021-10-28 23:51:00,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:00,971 INFO L93 Difference]: Finished difference Result 279 states and 405 transitions. [2021-10-28 23:51:00,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:51:00,971 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 10 states have internal predecessors, (56), 7 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) Word has length 78 [2021-10-28 23:51:00,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:00,974 INFO L225 Difference]: With dead ends: 279 [2021-10-28 23:51:00,975 INFO L226 Difference]: Without dead ends: 165 [2021-10-28 23:51:00,976 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2021-10-28 23:51:00,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-10-28 23:51:00,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 153. [2021-10-28 23:51:00,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 120 states have (on average 1.0916666666666666) internal successors, (131), 119 states have internal predecessors, (131), 19 states have call successors, (19), 7 states have call predecessors, (19), 12 states have return successors, (62), 26 states have call predecessors, (62), 18 states have call successors, (62) [2021-10-28 23:51:00,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 212 transitions. [2021-10-28 23:51:00,992 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 212 transitions. Word has length 78 [2021-10-28 23:51:00,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:00,995 INFO L470 AbstractCegarLoop]: Abstraction has 153 states and 212 transitions. [2021-10-28 23:51:00,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 4.3076923076923075) internal successors, (56), 10 states have internal predecessors, (56), 7 states have call successors, (11), 6 states have call predecessors, (11), 3 states have return successors, (7), 2 states have call predecessors, (7), 3 states have call successors, (7) [2021-10-28 23:51:00,995 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 212 transitions. [2021-10-28 23:51:00,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-28 23:51:00,997 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:00,997 INFO L513 BasicCegarLoop]: trace histogram [10, 9, 7, 7, 7, 7, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:51:01,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:01,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-28 23:51:01,210 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:01,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:01,211 INFO L85 PathProgramCache]: Analyzing trace with hash 1311193083, now seen corresponding path program 4 times [2021-10-28 23:51:01,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:01,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206145308] [2021-10-28 23:51:01,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:01,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:01,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-10-28 23:51:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:01,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-10-28 23:51:01,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:01,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:01,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:01,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:01,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 2 proven. 189 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-28 23:51:01,408 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:01,408 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206145308] [2021-10-28 23:51:01,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206145308] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:01,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1771860225] [2021-10-28 23:51:01,409 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-28 23:51:01,409 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:01,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:01,410 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:01,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-28 23:51:01,567 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-28 23:51:01,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:01,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-28 23:51:01,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:01,804 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 80 proven. 108 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-28 23:51:01,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1771860225] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:01,804 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:01,805 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-10-28 23:51:01,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772025990] [2021-10-28 23:51:01,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-28 23:51:01,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:01,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-28 23:51:01,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2021-10-28 23:51:01,808 INFO L87 Difference]: Start difference. First operand 153 states and 212 transitions. Second operand has 18 states, 17 states have (on average 4.0) internal successors, (68), 12 states have internal predecessors, (68), 9 states have call successors, (12), 8 states have call predecessors, (12), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-10-28 23:51:02,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:02,159 INFO L93 Difference]: Finished difference Result 355 states and 528 transitions. [2021-10-28 23:51:02,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-28 23:51:02,161 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 4.0) internal successors, (68), 12 states have internal predecessors, (68), 9 states have call successors, (12), 8 states have call predecessors, (12), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 74 [2021-10-28 23:51:02,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:02,164 INFO L225 Difference]: With dead ends: 355 [2021-10-28 23:51:02,164 INFO L226 Difference]: Without dead ends: 217 [2021-10-28 23:51:02,166 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=150, Invalid=450, Unknown=0, NotChecked=0, Total=600 [2021-10-28 23:51:02,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-10-28 23:51:02,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 194. [2021-10-28 23:51:02,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 152 states have (on average 1.0986842105263157) internal successors, (167), 152 states have internal predecessors, (167), 25 states have call successors, (25), 8 states have call predecessors, (25), 15 states have return successors, (66), 33 states have call predecessors, (66), 24 states have call successors, (66) [2021-10-28 23:51:02,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 258 transitions. [2021-10-28 23:51:02,181 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 258 transitions. Word has length 74 [2021-10-28 23:51:02,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:02,182 INFO L470 AbstractCegarLoop]: Abstraction has 194 states and 258 transitions. [2021-10-28 23:51:02,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 4.0) internal successors, (68), 12 states have internal predecessors, (68), 9 states have call successors, (12), 8 states have call predecessors, (12), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2021-10-28 23:51:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 258 transitions. [2021-10-28 23:51:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 23:51:02,184 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:02,184 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] [2021-10-28 23:51:02,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-10-28 23:51:02,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-28 23:51:02,398 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:02,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:02,399 INFO L85 PathProgramCache]: Analyzing trace with hash 942934520, now seen corresponding path program 5 times [2021-10-28 23:51:02,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:02,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563072915] [2021-10-28 23:51:02,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:02,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:02,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-10-28 23:51:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:02,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:02,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:02,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:02,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 2 proven. 239 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-28 23:51:02,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:02,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563072915] [2021-10-28 23:51:02,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563072915] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:02,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1786735852] [2021-10-28 23:51:02,586 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-28 23:51:02,587 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:02,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:02,594 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:02,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-28 23:51:02,779 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-10-28 23:51:02,779 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:02,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:51:02,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 55 proven. 18 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-10-28 23:51:03,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1786735852] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:03,039 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:03,040 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 7] total 23 [2021-10-28 23:51:03,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622469022] [2021-10-28 23:51:03,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-28 23:51:03,041 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:03,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-28 23:51:03,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=412, Unknown=0, NotChecked=0, Total=506 [2021-10-28 23:51:03,042 INFO L87 Difference]: Start difference. First operand 194 states and 258 transitions. Second operand has 23 states, 22 states have (on average 3.590909090909091) internal successors, (79), 16 states have internal predecessors, (79), 12 states have call successors, (15), 8 states have call predecessors, (15), 3 states have return successors, (8), 4 states have call predecessors, (8), 5 states have call successors, (8) [2021-10-28 23:51:03,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:03,819 INFO L93 Difference]: Finished difference Result 848 states and 1934 transitions. [2021-10-28 23:51:03,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-10-28 23:51:03,820 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 3.590909090909091) internal successors, (79), 16 states have internal predecessors, (79), 12 states have call successors, (15), 8 states have call predecessors, (15), 3 states have return successors, (8), 4 states have call predecessors, (8), 5 states have call successors, (8) Word has length 80 [2021-10-28 23:51:03,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:03,833 INFO L225 Difference]: With dead ends: 848 [2021-10-28 23:51:03,833 INFO L226 Difference]: Without dead ends: 668 [2021-10-28 23:51:03,839 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=252, Invalid=870, Unknown=0, NotChecked=0, Total=1122 [2021-10-28 23:51:03,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2021-10-28 23:51:03,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 584. [2021-10-28 23:51:03,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 457 states have (on average 1.0984682713347922) internal successors, (502), 458 states have internal predecessors, (502), 79 states have call successors, (79), 20 states have call predecessors, (79), 46 states have return successors, (630), 105 states have call predecessors, (630), 78 states have call successors, (630) [2021-10-28 23:51:03,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 1211 transitions. [2021-10-28 23:51:03,925 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 1211 transitions. Word has length 80 [2021-10-28 23:51:03,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:03,926 INFO L470 AbstractCegarLoop]: Abstraction has 584 states and 1211 transitions. [2021-10-28 23:51:03,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 3.590909090909091) internal successors, (79), 16 states have internal predecessors, (79), 12 states have call successors, (15), 8 states have call predecessors, (15), 3 states have return successors, (8), 4 states have call predecessors, (8), 5 states have call successors, (8) [2021-10-28 23:51:03,927 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1211 transitions. [2021-10-28 23:51:03,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 23:51:03,928 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:03,928 INFO L513 BasicCegarLoop]: trace histogram [11, 9, 8, 8, 8, 8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:51:03,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:04,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-10-28 23:51:04,145 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:04,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:04,145 INFO L85 PathProgramCache]: Analyzing trace with hash 842988476, now seen corresponding path program 6 times [2021-10-28 23:51:04,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:04,145 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934534178] [2021-10-28 23:51:04,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:04,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:04,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:04,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-10-28 23:51:04,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:04,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:04,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:04,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-10-28 23:51:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:04,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-10-28 23:51:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:04,218 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 40 proven. 9 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-10-28 23:51:04,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:04,219 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934534178] [2021-10-28 23:51:04,219 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934534178] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:04,219 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538167441] [2021-10-28 23:51:04,219 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-28 23:51:04,219 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:04,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:04,220 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:04,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-28 23:51:04,456 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-10-28 23:51:04,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:04,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 23:51:04,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 63 proven. 17 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-10-28 23:51:04,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [538167441] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:04,733 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:04,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2021-10-28 23:51:04,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035110624] [2021-10-28 23:51:04,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 23:51:04,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:04,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 23:51:04,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:51:04,736 INFO L87 Difference]: Start difference. First operand 584 states and 1211 transitions. Second operand has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 11 states have internal predecessors, (45), 6 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 6 states have call successors, (7) [2021-10-28 23:51:04,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:04,878 INFO L93 Difference]: Finished difference Result 949 states and 2169 transitions. [2021-10-28 23:51:04,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:51:04,879 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 11 states have internal predecessors, (45), 6 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 6 states have call successors, (7) Word has length 79 [2021-10-28 23:51:04,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:04,883 INFO L225 Difference]: With dead ends: 949 [2021-10-28 23:51:04,883 INFO L226 Difference]: Without dead ends: 380 [2021-10-28 23:51:04,898 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 85 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:51:04,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-10-28 23:51:04,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 354. [2021-10-28 23:51:04,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 279 states have (on average 1.1612903225806452) internal successors, (324), 280 states have internal predecessors, (324), 49 states have call successors, (49), 20 states have call predecessors, (49), 24 states have return successors, (198), 53 states have call predecessors, (198), 48 states have call successors, (198) [2021-10-28 23:51:04,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 571 transitions. [2021-10-28 23:51:04,926 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 571 transitions. Word has length 79 [2021-10-28 23:51:04,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:04,926 INFO L470 AbstractCegarLoop]: Abstraction has 354 states and 571 transitions. [2021-10-28 23:51:04,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.090909090909091) internal successors, (45), 11 states have internal predecessors, (45), 6 states have call successors, (7), 1 states have call predecessors, (7), 5 states have return successors, (7), 3 states have call predecessors, (7), 6 states have call successors, (7) [2021-10-28 23:51:04,926 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 571 transitions. [2021-10-28 23:51:04,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 23:51:04,927 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:04,928 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] [2021-10-28 23:51:04,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:05,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 23:51:05,143 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:05,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:05,143 INFO L85 PathProgramCache]: Analyzing trace with hash 208625464, now seen corresponding path program 7 times [2021-10-28 23:51:05,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:05,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394219878] [2021-10-28 23:51:05,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:05,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:05,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-10-28 23:51:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:05,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:05,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:05,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-10-28 23:51:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:05,225 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-10-28 23:51:05,226 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:05,226 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394219878] [2021-10-28 23:51:05,227 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394219878] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:05,227 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448123958] [2021-10-28 23:51:05,227 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-28 23:51:05,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:05,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:05,238 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:05,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-28 23:51:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:05,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 23:51:05,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:05,685 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2021-10-28 23:51:05,685 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1448123958] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:05,685 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:05,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 9 [2021-10-28 23:51:05,686 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772926539] [2021-10-28 23:51:05,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:51:05,687 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:05,687 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:51:05,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:51:05,688 INFO L87 Difference]: Start difference. First operand 354 states and 571 transitions. Second operand has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 10 states have internal predecessors, (26), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (5), 5 states have call predecessors, (5), 2 states have call successors, (5) [2021-10-28 23:51:05,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:05,780 INFO L93 Difference]: Finished difference Result 374 states and 596 transitions. [2021-10-28 23:51:05,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:51:05,780 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 10 states have internal predecessors, (26), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (5), 5 states have call predecessors, (5), 2 states have call successors, (5) Word has length 80 [2021-10-28 23:51:05,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:05,784 INFO L225 Difference]: With dead ends: 374 [2021-10-28 23:51:05,784 INFO L226 Difference]: Without dead ends: 373 [2021-10-28 23:51:05,785 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:51:05,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2021-10-28 23:51:05,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 354. [2021-10-28 23:51:05,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 279 states have (on average 1.157706093189964) internal successors, (323), 280 states have internal predecessors, (323), 49 states have call successors, (49), 20 states have call predecessors, (49), 24 states have return successors, (198), 53 states have call predecessors, (198), 48 states have call successors, (198) [2021-10-28 23:51:05,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 570 transitions. [2021-10-28 23:51:05,824 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 570 transitions. Word has length 80 [2021-10-28 23:51:05,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:05,824 INFO L470 AbstractCegarLoop]: Abstraction has 354 states and 570 transitions. [2021-10-28 23:51:05,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.888888888888889) internal successors, (26), 10 states have internal predecessors, (26), 2 states have call successors, (3), 1 states have call predecessors, (3), 3 states have return successors, (5), 5 states have call predecessors, (5), 2 states have call successors, (5) [2021-10-28 23:51:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 570 transitions. [2021-10-28 23:51:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-10-28 23:51:05,826 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:05,826 INFO L513 BasicCegarLoop]: trace histogram [13, 12, 10, 10, 10, 10, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 23:51:05,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:06,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-28 23:51:06,039 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:06,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:06,040 INFO L85 PathProgramCache]: Analyzing trace with hash 73072772, now seen corresponding path program 2 times [2021-10-28 23:51:06,040 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:06,040 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523330678] [2021-10-28 23:51:06,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:06,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-10-28 23:51:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-10-28 23:51:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,111 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-10-28 23:51:06,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:06,112 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523330678] [2021-10-28 23:51:06,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523330678] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:51:06,112 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:51:06,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:51:06,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33693276] [2021-10-28 23:51:06,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:51:06,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:06,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:51:06,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:51:06,114 INFO L87 Difference]: Start difference. First operand 354 states and 570 transitions. Second operand has 5 states, 4 states have (on average 6.0) internal successors, (24), 5 states have internal predecessors, (24), 2 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-10-28 23:51:06,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:06,144 INFO L93 Difference]: Finished difference Result 358 states and 574 transitions. [2021-10-28 23:51:06,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:51:06,145 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 93 [2021-10-28 23:51:06,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:06,149 INFO L225 Difference]: With dead ends: 358 [2021-10-28 23:51:06,149 INFO L226 Difference]: Without dead ends: 357 [2021-10-28 23:51:06,149 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:51:06,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-10-28 23:51:06,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 357. [2021-10-28 23:51:06,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 282 states have (on average 1.1560283687943262) internal successors, (326), 282 states have internal predecessors, (326), 49 states have call successors, (49), 20 states have call predecessors, (49), 24 states have return successors, (198), 54 states have call predecessors, (198), 48 states have call successors, (198) [2021-10-28 23:51:06,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 573 transitions. [2021-10-28 23:51:06,176 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 573 transitions. Word has length 93 [2021-10-28 23:51:06,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:06,176 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 573 transitions. [2021-10-28 23:51:06,177 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) [2021-10-28 23:51:06,177 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 573 transitions. [2021-10-28 23:51:06,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-10-28 23:51:06,178 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:06,179 INFO L513 BasicCegarLoop]: trace histogram [15, 13, 10, 10, 10, 10, 8, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1] [2021-10-28 23:51:06,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-10-28 23:51:06,179 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:06,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:06,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1461040010, now seen corresponding path program 8 times [2021-10-28 23:51:06,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:06,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968780054] [2021-10-28 23:51:06,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:06,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:06,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-10-28 23:51:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:06,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-10-28 23:51:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:06,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 172 proven. 235 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-10-28 23:51:06,428 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:06,428 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968780054] [2021-10-28 23:51:06,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968780054] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:06,429 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [202800734] [2021-10-28 23:51:06,429 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:51:06,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:06,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:06,430 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:06,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-28 23:51:06,723 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-28 23:51:06,723 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:06,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-28 23:51:06,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:07,048 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 197 proven. 241 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-10-28 23:51:07,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [202800734] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:07,048 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:07,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 23 [2021-10-28 23:51:07,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547508467] [2021-10-28 23:51:07,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-28 23:51:07,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:07,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-28 23:51:07,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=411, Unknown=0, NotChecked=0, Total=506 [2021-10-28 23:51:07,051 INFO L87 Difference]: Start difference. First operand 357 states and 573 transitions. Second operand has 23 states, 22 states have (on average 3.9545454545454546) internal successors, (87), 16 states have internal predecessors, (87), 13 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2021-10-28 23:51:07,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:07,612 INFO L93 Difference]: Finished difference Result 541 states and 881 transitions. [2021-10-28 23:51:07,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-10-28 23:51:07,612 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 3.9545454545454546) internal successors, (87), 16 states have internal predecessors, (87), 13 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) Word has length 119 [2021-10-28 23:51:07,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:07,614 INFO L225 Difference]: With dead ends: 541 [2021-10-28 23:51:07,614 INFO L226 Difference]: Without dead ends: 167 [2021-10-28 23:51:07,620 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=612, Invalid=1740, Unknown=0, NotChecked=0, Total=2352 [2021-10-28 23:51:07,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-28 23:51:07,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 145. [2021-10-28 23:51:07,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 114 states have (on average 1.1491228070175439) internal successors, (131), 115 states have internal predecessors, (131), 18 states have call successors, (18), 10 states have call predecessors, (18), 11 states have return successors, (22), 19 states have call predecessors, (22), 17 states have call successors, (22) [2021-10-28 23:51:07,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 171 transitions. [2021-10-28 23:51:07,629 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 171 transitions. Word has length 119 [2021-10-28 23:51:07,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:07,630 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 171 transitions. [2021-10-28 23:51:07,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 3.9545454545454546) internal successors, (87), 16 states have internal predecessors, (87), 13 states have call successors, (17), 8 states have call predecessors, (17), 3 states have return successors, (10), 6 states have call predecessors, (10), 6 states have call successors, (10) [2021-10-28 23:51:07,630 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2021-10-28 23:51:07,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-10-28 23:51:07,631 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:07,632 INFO L513 BasicCegarLoop]: trace histogram [14, 12, 9, 9, 9, 9, 8, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 1, 1, 1, 1] [2021-10-28 23:51:07,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:07,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-28 23:51:07,850 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:07,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:07,851 INFO L85 PathProgramCache]: Analyzing trace with hash -840473453, now seen corresponding path program 9 times [2021-10-28 23:51:07,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:07,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315893505] [2021-10-28 23:51:07,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:07,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:07,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-10-28 23:51:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:07,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:07,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:07,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:07,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:07,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:07,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-10-28 23:51:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:07,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:07,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:08,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:08,006 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 23 proven. 35 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2021-10-28 23:51:08,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:08,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315893505] [2021-10-28 23:51:08,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315893505] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:08,007 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [571938656] [2021-10-28 23:51:08,007 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-28 23:51:08,007 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:08,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:08,018 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:08,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-28 23:51:08,370 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-10-28 23:51:08,370 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:08,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-28 23:51:08,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:08,708 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 23 proven. 35 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2021-10-28 23:51:08,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [571938656] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:08,709 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:08,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 12 [2021-10-28 23:51:08,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622656832] [2021-10-28 23:51:08,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-28 23:51:08,711 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:08,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-28 23:51:08,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:51:08,712 INFO L87 Difference]: Start difference. First operand 145 states and 171 transitions. Second operand has 13 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 13 states have internal predecessors, (34), 3 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2021-10-28 23:51:08,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:08,772 INFO L93 Difference]: Finished difference Result 149 states and 171 transitions. [2021-10-28 23:51:08,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:51:08,772 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 13 states have internal predecessors, (34), 3 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) Word has length 113 [2021-10-28 23:51:08,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:08,774 INFO L225 Difference]: With dead ends: 149 [2021-10-28 23:51:08,774 INFO L226 Difference]: Without dead ends: 148 [2021-10-28 23:51:08,775 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-10-28 23:51:08,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-10-28 23:51:08,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 145. [2021-10-28 23:51:08,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 114 states have (on average 1.1403508771929824) internal successors, (130), 115 states have internal predecessors, (130), 18 states have call successors, (18), 10 states have call predecessors, (18), 11 states have return successors, (22), 19 states have call predecessors, (22), 17 states have call successors, (22) [2021-10-28 23:51:08,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 170 transitions. [2021-10-28 23:51:08,787 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 170 transitions. Word has length 113 [2021-10-28 23:51:08,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:08,787 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 170 transitions. [2021-10-28 23:51:08,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 13 states have internal predecessors, (34), 3 states have call successors, (4), 1 states have call predecessors, (4), 3 states have return successors, (8), 8 states have call predecessors, (8), 3 states have call successors, (8) [2021-10-28 23:51:08,788 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 170 transitions. [2021-10-28 23:51:08,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-10-28 23:51:08,789 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:08,790 INFO L513 BasicCegarLoop]: trace histogram [16, 14, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 2, 1, 1, 1, 1] [2021-10-28 23:51:08,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:09,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:09,003 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:09,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:09,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1244735138, now seen corresponding path program 10 times [2021-10-28 23:51:09,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:09,003 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088566510] [2021-10-28 23:51:09,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:09,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-10-28 23:51:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:09,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-10-28 23:51:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:09,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:09,278 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 207 proven. 260 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-10-28 23:51:09,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:09,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088566510] [2021-10-28 23:51:09,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088566510] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:09,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [359283230] [2021-10-28 23:51:09,279 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-28 23:51:09,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:09,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:09,287 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:09,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-28 23:51:09,604 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-28 23:51:09,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:09,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-28 23:51:09,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:09,954 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 222 proven. 265 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-10-28 23:51:09,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [359283230] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:09,954 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:09,954 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 19] total 23 [2021-10-28 23:51:09,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906799463] [2021-10-28 23:51:09,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-10-28 23:51:09,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:09,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-10-28 23:51:09,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=414, Unknown=0, NotChecked=0, Total=506 [2021-10-28 23:51:09,957 INFO L87 Difference]: Start difference. First operand 145 states and 170 transitions. Second operand has 23 states, 22 states have (on average 4.0) internal successors, (88), 17 states have internal predecessors, (88), 14 states have call successors, (17), 7 states have call predecessors, (17), 4 states have return successors, (12), 7 states have call predecessors, (12), 8 states have call successors, (12) [2021-10-28 23:51:10,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:10,549 INFO L93 Difference]: Finished difference Result 274 states and 326 transitions. [2021-10-28 23:51:10,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-10-28 23:51:10,550 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 4.0) internal successors, (88), 17 states have internal predecessors, (88), 14 states have call successors, (17), 7 states have call predecessors, (17), 4 states have return successors, (12), 7 states have call predecessors, (12), 8 states have call successors, (12) Word has length 133 [2021-10-28 23:51:10,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:10,552 INFO L225 Difference]: With dead ends: 274 [2021-10-28 23:51:10,552 INFO L226 Difference]: Without dead ends: 138 [2021-10-28 23:51:10,553 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=604, Invalid=1652, Unknown=0, NotChecked=0, Total=2256 [2021-10-28 23:51:10,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2021-10-28 23:51:10,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 129. [2021-10-28 23:51:10,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 101 states have (on average 1.108910891089109) internal successors, (112), 103 states have internal predecessors, (112), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-10-28 23:51:10,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 145 transitions. [2021-10-28 23:51:10,562 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 145 transitions. Word has length 133 [2021-10-28 23:51:10,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:10,563 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 145 transitions. [2021-10-28 23:51:10,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 4.0) internal successors, (88), 17 states have internal predecessors, (88), 14 states have call successors, (17), 7 states have call predecessors, (17), 4 states have return successors, (12), 7 states have call predecessors, (12), 8 states have call successors, (12) [2021-10-28 23:51:10,563 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 145 transitions. [2021-10-28 23:51:10,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-10-28 23:51:10,565 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:10,566 INFO L513 BasicCegarLoop]: trace histogram [14, 12, 9, 9, 9, 9, 8, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1] [2021-10-28 23:51:10,605 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:10,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:10,781 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:10,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:10,782 INFO L85 PathProgramCache]: Analyzing trace with hash -284873213, now seen corresponding path program 3 times [2021-10-28 23:51:10,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:10,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915288802] [2021-10-28 23:51:10,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:10,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-10-28 23:51:10,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:10,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-10-28 23:51:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:10,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:10,934 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 38 proven. 23 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2021-10-28 23:51:10,934 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:10,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915288802] [2021-10-28 23:51:10,934 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915288802] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:10,934 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1208496699] [2021-10-28 23:51:10,935 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-28 23:51:10,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:10,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:10,936 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:10,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-28 23:51:11,322 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-10-28 23:51:11,323 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:11,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 23:51:11,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 454 backedges. 62 proven. 5 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2021-10-28 23:51:11,644 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1208496699] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:11,644 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:11,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 12 [2021-10-28 23:51:11,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265285410] [2021-10-28 23:51:11,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-28 23:51:11,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:11,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-28 23:51:11,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:51:11,646 INFO L87 Difference]: Start difference. First operand 129 states and 145 transitions. Second operand has 13 states, 12 states have (on average 3.75) internal successors, (45), 13 states have internal predecessors, (45), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 8 states have call predecessors, (9), 4 states have call successors, (9) [2021-10-28 23:51:11,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:11,721 INFO L93 Difference]: Finished difference Result 129 states and 145 transitions. [2021-10-28 23:51:11,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:51:11,722 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.75) internal successors, (45), 13 states have internal predecessors, (45), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 8 states have call predecessors, (9), 4 states have call successors, (9) Word has length 114 [2021-10-28 23:51:11,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:11,723 INFO L225 Difference]: With dead ends: 129 [2021-10-28 23:51:11,724 INFO L226 Difference]: Without dead ends: 127 [2021-10-28 23:51:11,724 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2021-10-28 23:51:11,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-28 23:51:11,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-10-28 23:51:11,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.05) internal successors, (105), 101 states have internal predecessors, (105), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-10-28 23:51:11,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 138 transitions. [2021-10-28 23:51:11,731 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 138 transitions. Word has length 114 [2021-10-28 23:51:11,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:11,731 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 138 transitions. [2021-10-28 23:51:11,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.75) internal successors, (45), 13 states have internal predecessors, (45), 4 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (9), 8 states have call predecessors, (9), 4 states have call successors, (9) [2021-10-28 23:51:11,732 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 138 transitions. [2021-10-28 23:51:11,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-10-28 23:51:11,734 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:11,734 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] [2021-10-28 23:51:11,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:11,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-10-28 23:51:11,958 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:11,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:11,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1425556519, now seen corresponding path program 11 times [2021-10-28 23:51:11,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:11,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380140673] [2021-10-28 23:51:11,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:11,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-10-28 23:51:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:12,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:12,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:12,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:12,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-10-28 23:51:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:12,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:12,220 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 78 proven. 129 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2021-10-28 23:51:12,220 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:12,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380140673] [2021-10-28 23:51:12,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380140673] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:12,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261684262] [2021-10-28 23:51:12,221 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-10-28 23:51:12,221 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:12,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:12,222 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:12,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-28 23:51:12,767 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-10-28 23:51:12,767 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:12,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 29 conjunts are in the unsatisfiable core [2021-10-28 23:51:12,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:13,351 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 78 proven. 129 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2021-10-28 23:51:13,352 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261684262] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:13,352 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:13,352 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 16 [2021-10-28 23:51:13,352 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851912706] [2021-10-28 23:51:13,353 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-10-28 23:51:13,353 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:13,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-10-28 23:51:13,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2021-10-28 23:51:13,354 INFO L87 Difference]: Start difference. First operand 127 states and 138 transitions. Second operand has 17 states, 16 states have (on average 2.75) internal successors, (44), 17 states have internal predecessors, (44), 4 states have call successors, (5), 1 states have call predecessors, (5), 4 states have return successors, (11), 11 states have call predecessors, (11), 4 states have call successors, (11) [2021-10-28 23:51:13,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:13,406 INFO L93 Difference]: Finished difference Result 128 states and 138 transitions. [2021-10-28 23:51:13,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:51:13,407 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 2.75) internal successors, (44), 17 states have internal predecessors, (44), 4 states have call successors, (5), 1 states have call predecessors, (5), 4 states have return successors, (11), 11 states have call predecessors, (11), 4 states have call successors, (11) Word has length 166 [2021-10-28 23:51:13,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:13,408 INFO L225 Difference]: With dead ends: 128 [2021-10-28 23:51:13,409 INFO L226 Difference]: Without dead ends: 127 [2021-10-28 23:51:13,409 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=71, Invalid=201, Unknown=0, NotChecked=0, Total=272 [2021-10-28 23:51:13,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-28 23:51:13,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-10-28 23:51:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.04) internal successors, (104), 101 states have internal predecessors, (104), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-10-28 23:51:13,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 137 transitions. [2021-10-28 23:51:13,417 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 137 transitions. Word has length 166 [2021-10-28 23:51:13,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:13,417 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 137 transitions. [2021-10-28 23:51:13,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 2.75) internal successors, (44), 17 states have internal predecessors, (44), 4 states have call successors, (5), 1 states have call predecessors, (5), 4 states have return successors, (11), 11 states have call predecessors, (11), 4 states have call successors, (11) [2021-10-28 23:51:13,418 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2021-10-28 23:51:13,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-10-28 23:51:13,421 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:13,421 INFO L513 BasicCegarLoop]: trace histogram [28, 24, 23, 15, 15, 15, 15, 12, 12, 12, 12, 12, 12, 12, 11, 11, 8, 5, 1, 1, 1, 1] [2021-10-28 23:51:13,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:13,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-10-28 23:51:13,634 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:13,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:13,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1792031787, now seen corresponding path program 12 times [2021-10-28 23:51:13,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:13,635 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922149379] [2021-10-28 23:51:13,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:13,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:13,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-10-28 23:51:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:13,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:13,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:13,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:13,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:14,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-10-28 23:51:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:14,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:14,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:14,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:14,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2327 backedges. 272 proven. 389 refuted. 0 times theorem prover too weak. 1666 trivial. 0 not checked. [2021-10-28 23:51:14,114 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:14,114 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922149379] [2021-10-28 23:51:14,114 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922149379] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:14,114 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [835890852] [2021-10-28 23:51:14,114 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-10-28 23:51:14,115 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:14,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:14,119 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:14,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-28 23:51:14,782 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2021-10-28 23:51:14,782 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:14,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 49 conjunts are in the unsatisfiable core [2021-10-28 23:51:14,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:15,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2327 backedges. 272 proven. 389 refuted. 0 times theorem prover too weak. 1666 trivial. 0 not checked. [2021-10-28 23:51:15,585 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [835890852] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:15,585 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:15,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15] total 20 [2021-10-28 23:51:15,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944677450] [2021-10-28 23:51:15,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-10-28 23:51:15,586 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:15,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-10-28 23:51:15,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2021-10-28 23:51:15,587 INFO L87 Difference]: Start difference. First operand 127 states and 137 transitions. Second operand has 21 states, 20 states have (on average 2.7) internal successors, (54), 21 states have internal predecessors, (54), 5 states have call successors, (6), 1 states have call predecessors, (6), 5 states have return successors, (14), 14 states have call predecessors, (14), 5 states have call successors, (14) [2021-10-28 23:51:15,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:15,653 INFO L93 Difference]: Finished difference Result 128 states and 137 transitions. [2021-10-28 23:51:15,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-10-28 23:51:15,654 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 2.7) internal successors, (54), 21 states have internal predecessors, (54), 5 states have call successors, (6), 1 states have call predecessors, (6), 5 states have return successors, (14), 14 states have call predecessors, (14), 5 states have call successors, (14) Word has length 258 [2021-10-28 23:51:15,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:15,656 INFO L225 Difference]: With dead ends: 128 [2021-10-28 23:51:15,656 INFO L226 Difference]: Without dead ends: 127 [2021-10-28 23:51:15,656 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 354 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2021-10-28 23:51:15,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-28 23:51:15,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-10-28 23:51:15,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.03) internal successors, (103), 101 states have internal predecessors, (103), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-10-28 23:51:15,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 136 transitions. [2021-10-28 23:51:15,664 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 136 transitions. Word has length 258 [2021-10-28 23:51:15,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:15,664 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 136 transitions. [2021-10-28 23:51:15,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 2.7) internal successors, (54), 21 states have internal predecessors, (54), 5 states have call successors, (6), 1 states have call predecessors, (6), 5 states have return successors, (14), 14 states have call predecessors, (14), 5 states have call successors, (14) [2021-10-28 23:51:15,665 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 136 transitions. [2021-10-28 23:51:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2021-10-28 23:51:15,671 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:15,672 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] [2021-10-28 23:51:15,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:15,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:15,889 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:15,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:15,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1446613788, now seen corresponding path program 13 times [2021-10-28 23:51:15,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:15,889 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95055707] [2021-10-28 23:51:15,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:15,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-10-28 23:51:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-10-28 23:51:16,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-10-28 23:51:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:16,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:16,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:16,642 INFO L134 CoverageAnalysis]: Checked inductivity of 5965 backedges. 820 proven. 1093 refuted. 0 times theorem prover too weak. 4052 trivial. 0 not checked. [2021-10-28 23:51:16,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:16,642 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95055707] [2021-10-28 23:51:16,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95055707] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:16,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225594241] [2021-10-28 23:51:16,643 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-10-28 23:51:16,643 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:16,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:16,644 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:16,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-28 23:51:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:17,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 785 conjuncts, 81 conjunts are in the unsatisfiable core [2021-10-28 23:51:17,377 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:18,823 INFO L134 CoverageAnalysis]: Checked inductivity of 5965 backedges. 820 proven. 1093 refuted. 0 times theorem prover too weak. 4052 trivial. 0 not checked. [2021-10-28 23:51:18,823 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225594241] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:18,823 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:18,823 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 18] total 24 [2021-10-28 23:51:18,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1024416110] [2021-10-28 23:51:18,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2021-10-28 23:51:18,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:18,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-10-28 23:51:18,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-10-28 23:51:18,826 INFO L87 Difference]: Start difference. First operand 127 states and 136 transitions. Second operand has 25 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 25 states have internal predecessors, (64), 6 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (17), 17 states have call predecessors, (17), 6 states have call successors, (17) [2021-10-28 23:51:18,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:18,894 INFO L93 Difference]: Finished difference Result 128 states and 136 transitions. [2021-10-28 23:51:18,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-28 23:51:18,895 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 25 states have internal predecessors, (64), 6 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (17), 17 states have call predecessors, (17), 6 states have call successors, (17) Word has length 409 [2021-10-28 23:51:18,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:18,896 INFO L225 Difference]: With dead ends: 128 [2021-10-28 23:51:18,896 INFO L226 Difference]: Without dead ends: 127 [2021-10-28 23:51:18,897 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 546 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2021-10-28 23:51:18,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-28 23:51:18,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-10-28 23:51:18,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.02) internal successors, (102), 101 states have internal predecessors, (102), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-10-28 23:51:18,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 135 transitions. [2021-10-28 23:51:18,905 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 135 transitions. Word has length 409 [2021-10-28 23:51:18,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:18,906 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 135 transitions. [2021-10-28 23:51:18,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 2.6666666666666665) internal successors, (64), 25 states have internal predecessors, (64), 6 states have call successors, (7), 1 states have call predecessors, (7), 6 states have return successors, (17), 17 states have call predecessors, (17), 6 states have call successors, (17) [2021-10-28 23:51:18,907 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 135 transitions. [2021-10-28 23:51:18,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2021-10-28 23:51:18,925 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:18,926 INFO L513 BasicCegarLoop]: trace histogram [68, 66, 55, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 32, 32, 21, 13, 1, 1, 1, 1] [2021-10-28 23:51:18,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:19,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-10-28 23:51:19,144 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:19,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:19,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1469959190, now seen corresponding path program 14 times [2021-10-28 23:51:19,145 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:19,145 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911070512] [2021-10-28 23:51:19,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:19,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:19,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:19,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:19,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-10-28 23:51:19,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:19,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:20,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-10-28 23:51:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:20,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2021-10-28 23:51:20,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:20,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-10-28 23:51:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:20,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:20,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 15678 backedges. 2390 proven. 2946 refuted. 0 times theorem prover too weak. 10342 trivial. 0 not checked. [2021-10-28 23:51:20,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:20,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911070512] [2021-10-28 23:51:20,558 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911070512] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:20,558 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1426132031] [2021-10-28 23:51:20,558 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:51:20,558 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:20,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:20,559 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:20,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-28 23:51:21,478 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-28 23:51:21,478 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:21,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 133 conjunts are in the unsatisfiable core [2021-10-28 23:51:21,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:23,499 INFO L134 CoverageAnalysis]: Checked inductivity of 15678 backedges. 2390 proven. 2946 refuted. 0 times theorem prover too weak. 10342 trivial. 0 not checked. [2021-10-28 23:51:23,499 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1426132031] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:23,499 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:23,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 28 [2021-10-28 23:51:23,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226239623] [2021-10-28 23:51:23,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-10-28 23:51:23,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:23,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-10-28 23:51:23,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=188, Invalid=624, Unknown=0, NotChecked=0, Total=812 [2021-10-28 23:51:23,503 INFO L87 Difference]: Start difference. First operand 127 states and 135 transitions. Second operand has 29 states, 28 states have (on average 2.642857142857143) internal successors, (74), 29 states have internal predecessors, (74), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (20), 20 states have call predecessors, (20), 7 states have call successors, (20) [2021-10-28 23:51:23,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:23,602 INFO L93 Difference]: Finished difference Result 128 states and 135 transitions. [2021-10-28 23:51:23,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-28 23:51:23,602 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 2.642857142857143) internal successors, (74), 29 states have internal predecessors, (74), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (20), 20 states have call predecessors, (20), 7 states have call successors, (20) Word has length 658 [2021-10-28 23:51:23,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:23,609 INFO L225 Difference]: With dead ends: 128 [2021-10-28 23:51:23,609 INFO L226 Difference]: Without dead ends: 127 [2021-10-28 23:51:23,609 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 922 GetRequests, 895 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=188, Invalid=624, Unknown=0, NotChecked=0, Total=812 [2021-10-28 23:51:23,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2021-10-28 23:51:23,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2021-10-28 23:51:23,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 100 states have (on average 1.01) internal successors, (101), 101 states have internal predecessors, (101), 17 states have call successors, (17), 9 states have call predecessors, (17), 9 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-10-28 23:51:23,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 134 transitions. [2021-10-28 23:51:23,626 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 134 transitions. Word has length 658 [2021-10-28 23:51:23,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:23,629 INFO L470 AbstractCegarLoop]: Abstraction has 127 states and 134 transitions. [2021-10-28 23:51:23,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 2.642857142857143) internal successors, (74), 29 states have internal predecessors, (74), 7 states have call successors, (8), 1 states have call predecessors, (8), 7 states have return successors, (20), 20 states have call predecessors, (20), 7 states have call successors, (20) [2021-10-28 23:51:23,629 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 134 transitions. [2021-10-28 23:51:23,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1065 [2021-10-28 23:51:23,641 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:51:23,642 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] [2021-10-28 23:51:23,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:23,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-10-28 23:51:23,862 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2021-10-28 23:51:23,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:51:23,863 INFO L85 PathProgramCache]: Analyzing trace with hash -581544090, now seen corresponding path program 15 times [2021-10-28 23:51:23,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:51:23,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125370635] [2021-10-28 23:51:23,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:51:23,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:51:24,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:24,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-10-28 23:51:25,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:25,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:25,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-10-28 23:51:25,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:25,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-10-28 23:51:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:25,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2021-10-28 23:51:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-10-28 23:51:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:26,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 664 [2021-10-28 23:51:26,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:26,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:26,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-10-28 23:51:26,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-10-28 23:51:26,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-10-28 23:51:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-10-28 23:51:26,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-10-28 23:51:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-10-28 23:51:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-10-28 23:51:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:51:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 41413 backedges. 6686 proven. 7802 refuted. 0 times theorem prover too weak. 26925 trivial. 0 not checked. [2021-10-28 23:51:26,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:51:26,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125370635] [2021-10-28 23:51:26,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125370635] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:26,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288465110] [2021-10-28 23:51:26,966 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-28 23:51:26,966 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:26,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:51:26,971 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:51:26,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-28 23:51:28,477 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 82 check-sat command(s) [2021-10-28 23:51:28,477 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:51:28,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 1987 conjuncts, 217 conjunts are in the unsatisfiable core [2021-10-28 23:51:28,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:51:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 41413 backedges. 6686 proven. 7802 refuted. 0 times theorem prover too weak. 26925 trivial. 0 not checked. [2021-10-28 23:51:31,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288465110] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:51:31,675 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:51:31,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 32 [2021-10-28 23:51:31,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349551831] [2021-10-28 23:51:31,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-10-28 23:51:31,678 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:51:31,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-10-28 23:51:31,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2021-10-28 23:51:31,679 INFO L87 Difference]: Start difference. First operand 127 states and 134 transitions. Second operand has 33 states, 32 states have (on average 2.625) internal successors, (84), 33 states have internal predecessors, (84), 8 states have call successors, (9), 1 states have call predecessors, (9), 8 states have return successors, (23), 23 states have call predecessors, (23), 8 states have call successors, (23) [2021-10-28 23:51:31,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:51:31,768 INFO L93 Difference]: Finished difference Result 127 states and 134 transitions. [2021-10-28 23:51:31,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-28 23:51:31,769 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 2.625) internal successors, (84), 33 states have internal predecessors, (84), 8 states have call successors, (9), 1 states have call predecessors, (9), 8 states have return successors, (23), 23 states have call predecessors, (23), 8 states have call successors, (23) Word has length 1064 [2021-10-28 23:51:31,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:51:31,771 INFO L225 Difference]: With dead ends: 127 [2021-10-28 23:51:31,771 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:51:31,773 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 1496 GetRequests, 1465 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2021-10-28 23:51:31,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:51:31,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:51:31,774 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) [2021-10-28 23:51:31,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:51:31,774 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1064 [2021-10-28 23:51:31,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:51:31,775 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:51:31,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 32 states have (on average 2.625) internal successors, (84), 33 states have internal predecessors, (84), 8 states have call successors, (9), 1 states have call predecessors, (9), 8 states have return successors, (23), 23 states have call predecessors, (23), 8 states have call successors, (23) [2021-10-28 23:51:31,775 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:51:31,775 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:51:31,778 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:51:31,782 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:51:31,783 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:51:31,783 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr3ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:51:31,783 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:51:31,783 INFO L764 garLoopResultBuilder]: Registering result SAFE for location fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW [2021-10-28 23:51:31,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:51:32,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:51:32,012 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:51:32,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,020 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,022 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,026 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,028 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,034 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,035 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,055 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,056 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,057 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,070 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,074 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,078 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,081 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,083 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,095 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,096 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,098 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,099 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,104 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,116 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,120 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,122 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,124 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,125 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,127 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,128 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,129 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,130 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,132 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,133 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,134 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,135 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,136 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,138 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,144 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,146 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,147 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,149 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,150 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,176 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,177 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,179 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,181 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,182 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,183 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,184 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,187 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,213 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,227 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,233 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,236 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,238 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,239 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,240 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,241 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,242 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,252 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,253 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,254 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,256 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,257 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,258 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,259 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,261 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,263 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,264 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,265 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,267 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,269 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,270 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,271 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,276 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,277 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,278 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,279 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,282 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,284 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,286 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,287 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,288 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,290 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,291 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,292 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,293 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,295 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,298 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,299 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,300 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,301 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,302 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,304 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,305 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,306 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,309 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,311 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,312 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,313 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,314 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,315 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,317 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,325 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,326 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,328 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,329 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,331 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,334 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,335 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,336 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,338 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,339 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,346 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,347 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,349 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,350 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,351 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,352 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,353 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,355 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,356 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,367 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,368 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,369 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,371 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,373 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,374 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,375 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,376 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,381 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,390 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,391 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,393 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,394 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,411 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,416 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,417 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,421 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,424 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,425 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,442 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,459 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,461 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,465 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,473 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,476 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,478 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,483 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,489 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,490 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,491 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,492 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,495 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,496 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,501 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,504 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,505 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,508 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,512 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,539 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,540 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,542 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,544 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,545 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,546 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,550 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,552 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,554 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,557 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,558 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,561 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,562 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,563 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,568 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,569 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,573 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,597 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,598 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:32,608 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:51:33,313 INFO L857 garLoopResultBuilder]: For program point fibonacciErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,313 INFO L857 garLoopResultBuilder]: For program point fibonacciErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,313 INFO L857 garLoopResultBuilder]: For program point fibonacciErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,313 INFO L857 garLoopResultBuilder]: For program point L19(lines 19 23) no Hoare annotation was computed. [2021-10-28 23:51:33,313 INFO L857 garLoopResultBuilder]: For program point fibonacciEXIT(lines 16 24) no Hoare annotation was computed. [2021-10-28 23:51:33,313 INFO L857 garLoopResultBuilder]: For program point L17(lines 17 23) no Hoare annotation was computed. [2021-10-28 23:51:33,313 INFO L857 garLoopResultBuilder]: For program point fibonacciErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,313 INFO L857 garLoopResultBuilder]: For program point fibonacciFINAL(lines 16 24) no Hoare annotation was computed. [2021-10-28 23:51:33,314 INFO L857 garLoopResultBuilder]: For program point fibonacciErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,314 INFO L857 garLoopResultBuilder]: For program point fibonacciErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,314 INFO L860 garLoopResultBuilder]: At program point fibonacciENTRY(lines 16 24) the Hoare annotation is: true [2021-10-28 23:51:33,314 INFO L857 garLoopResultBuilder]: For program point L22(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,314 INFO L857 garLoopResultBuilder]: For program point L22-1(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,314 INFO L853 garLoopResultBuilder]: At program point L22-2(line 22) the Hoare annotation is: (and (or (not (<= |fibonacci_#in~n| 9)) (= fibonacci_~n |fibonacci_#in~n|)) (or (not (<= |fibonacci_#in~n| 3)) (< 1 fibonacci_~n))) [2021-10-28 23:51:33,314 INFO L857 garLoopResultBuilder]: For program point L22-3(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,314 INFO L857 garLoopResultBuilder]: For program point L22-4(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,315 INFO L857 garLoopResultBuilder]: For program point L22-5(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,315 INFO L853 garLoopResultBuilder]: At program point L22-6(line 22) the Hoare annotation is: (let ((.cse0 (<= 2 |fibonacci_#t~ret7|)) (.cse1 (= fibonacci_~n |fibonacci_#in~n|))) (and (or (and (<= |fibonacci_#t~ret7| 2) .cse0 .cse1) (not (<= 4 |fibonacci_#in~n|)) (not (<= |fibonacci_#in~n| 4))) (or (not (<= |fibonacci_#in~n| 3)) (and (= |fibonacci_#t~ret7| 1) (< 1 fibonacci_~n) .cse1)) (or (not (<= |fibonacci_#in~n| 6)) (and (<= |fibonacci_#t~ret7| 5) .cse0 .cse1) (not (<= 6 |fibonacci_#in~n|))) (or (not (<= 7 |fibonacci_#in~n|)) (and (<= |fibonacci_#t~ret7| 8) .cse0 .cse1) (not (<= |fibonacci_#in~n| 7))) (or (and (<= |fibonacci_#t~ret7| 21) .cse0 .cse1) (not (<= |fibonacci_#in~n| 9)) (not (<= 9 |fibonacci_#in~n|))) (or (not (<= |fibonacci_#in~n| 5)) (not (<= 5 |fibonacci_#in~n|)) (and (<= |fibonacci_#t~ret7| 3) .cse0 .cse1)) (or (and (<= |fibonacci_#t~ret7| 13) .cse0 .cse1) (not (<= |fibonacci_#in~n| 8)) (not (<= 8 |fibonacci_#in~n|))))) [2021-10-28 23:51:33,315 INFO L857 garLoopResultBuilder]: For program point L22-7(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,315 INFO L857 garLoopResultBuilder]: For program point L22-8(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,315 INFO L857 garLoopResultBuilder]: For program point L22-9(line 22) no Hoare annotation was computed. [2021-10-28 23:51:33,315 INFO L857 garLoopResultBuilder]: For program point L33(line 33) no Hoare annotation was computed. [2021-10-28 23:51:33,315 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:51:33,315 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:51:33,315 INFO L857 garLoopResultBuilder]: For program point L30(lines 30 34) no Hoare annotation was computed. [2021-10-28 23:51:33,316 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:51:33,316 INFO L853 garLoopResultBuilder]: At program point L29(line 29) the Hoare annotation is: (and (<= ULTIMATE.start_main_~x~0 9) (<= 9 ULTIMATE.start_main_~x~0)) [2021-10-28 23:51:33,316 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:51:33,316 INFO L857 garLoopResultBuilder]: For program point L29-1(line 29) no Hoare annotation was computed. [2021-10-28 23:51:33,316 INFO L853 garLoopResultBuilder]: At program point L27(lines 27 35) the Hoare annotation is: (<= ULTIMATE.start_main_~x~0 9) [2021-10-28 23:51:33,319 INFO L731 BasicCegarLoop]: Path program histogram: [15, 3, 2, 1, 1, 1, 1, 1, 1] [2021-10-28 23:51:33,321 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:51:33,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:51:33 BoogieIcfgContainer [2021-10-28 23:51:33,333 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:51:33,334 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:51:33,334 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:51:33,334 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:51:33,335 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:50:53" (3/4) ... [2021-10-28 23:51:33,337 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:51:33,343 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fibonacci [2021-10-28 23:51:33,347 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-28 23:51:33,348 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-28 23:51:33,348 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:51:33,348 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:51:33,380 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:51:33,380 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:51:33,382 INFO L168 Benchmark]: Toolchain (without parser) took 40802.38 ms. Allocated memory was 121.6 MB in the beginning and 314.6 MB in the end (delta: 192.9 MB). Free memory was 88.8 MB in the beginning and 137.7 MB in the end (delta: -48.9 MB). Peak memory consumption was 144.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:51:33,382 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 88.1 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:51:33,382 INFO L168 Benchmark]: CACSL2BoogieTranslator took 231.94 ms. Allocated memory is still 121.6 MB. Free memory was 88.5 MB in the beginning and 97.7 MB in the end (delta: -9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:51:33,383 INFO L168 Benchmark]: Boogie Procedure Inliner took 29.11 ms. Allocated memory is still 121.6 MB. Free memory was 97.7 MB in the beginning and 96.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:51:33,383 INFO L168 Benchmark]: Boogie Preprocessor took 17.49 ms. Allocated memory is still 121.6 MB. Free memory was 96.5 MB in the beginning and 95.6 MB in the end (delta: 845.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:51:33,384 INFO L168 Benchmark]: RCFGBuilder took 318.53 ms. Allocated memory is still 121.6 MB. Free memory was 95.6 MB in the beginning and 86.0 MB in the end (delta: 9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:51:33,384 INFO L168 Benchmark]: TraceAbstraction took 40150.15 ms. Allocated memory was 121.6 MB in the beginning and 314.6 MB in the end (delta: 192.9 MB). Free memory was 85.6 MB in the beginning and 139.8 MB in the end (delta: -54.2 MB). Peak memory consumption was 221.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:51:33,385 INFO L168 Benchmark]: Witness Printer took 46.47 ms. Allocated memory is still 314.6 MB. Free memory was 139.8 MB in the beginning and 137.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:51:33,387 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 88.1 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 231.94 ms. Allocated memory is still 121.6 MB. Free memory was 88.5 MB in the beginning and 97.7 MB in the end (delta: -9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 29.11 ms. Allocated memory is still 121.6 MB. Free memory was 97.7 MB in the beginning and 96.5 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 17.49 ms. Allocated memory is still 121.6 MB. Free memory was 96.5 MB in the beginning and 95.6 MB in the end (delta: 845.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 318.53 ms. Allocated memory is still 121.6 MB. Free memory was 95.6 MB in the beginning and 86.0 MB in the end (delta: 9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 40150.15 ms. Allocated memory was 121.6 MB in the beginning and 314.6 MB in the end (delta: 192.9 MB). Free memory was 85.6 MB in the beginning and 139.8 MB in the end (delta: -54.2 MB). Peak memory consumption was 221.4 MB. Max. memory is 16.1 GB. * Witness Printer took 46.47 ms. Allocated memory is still 314.6 MB. Free memory was 139.8 MB in the beginning and 137.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s 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: 40.0s, OverallIterations: 26, TraceHistogramMax: 109, PathProgramHistogramMax: 15, EmptinessCheckTime: 0.0s, AutomataDifference: 5.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 655 SDtfs, 2594 SDslu, 2900 SDs, 0 SdLazy, 4312 SolverSat, 1027 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5286 GetRequests, 4839 SyntacticMatches, 1 SemanticMatches, 446 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2093 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=584occurred in iteration=14, InterpolantAutomatonStates: 358, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 26 MinimizatonAttempts, 292 StatesRemovedByMinimization, 18 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 5 LocationsWithAnnotation, 785 PreInvPairs, 889 NumberOfFragments, 158 HoareAnnotationTreeSize, 785 FomulaSimplifications, 1468 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 5 FomulaSimplificationsInter, 3661 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 19.7s InterpolantComputationTime, 7660 NumberOfCodeBlocks, 7423 NumberOfCodeBlocksAsserted, 192 NumberOfCheckSat, 7613 ConstructedInterpolants, 0 QuantifiedInterpolants, 17675 SizeOfPredicates, 51 NumberOfNonLiveVariables, 7055 ConjunctsInSsa, 673 ConjunctsInUnsatCore, 47 InterpolantComputations, 6 PerfectInterpolantSequences, 113633/140441 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! [2021-10-28 23:51:33,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7ecc9c6-ea42-477b-90d0-0e2f7dfe9a99/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...