./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99889f5d790024002a8c8a36b020b427b7a21ac2 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:47:15,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:47:15,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:47:15,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:47:15,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:47:15,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:47:15,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:47:15,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:47:15,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:47:15,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:47:15,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:47:15,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:47:15,799 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:47:15,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:47:15,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:47:15,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:47:15,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:47:15,809 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:47:15,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:47:15,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:47:15,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:47:15,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:47:15,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:47:15,819 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:47:15,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:47:15,825 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:47:15,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:47:15,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:47:15,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:47:15,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:47:15,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:47:15,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:47:15,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:47:15,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:47:15,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:47:15,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:47:15,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:47:15,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:47:15,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:47:15,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:47:15,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:47:15,833 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:47:15,858 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:47:15,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:47:15,859 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:47:15,859 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:47:15,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:47:15,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:47:15,860 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:47:15,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:47:15,861 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:47:15,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:47:15,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:47:15,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:47:15,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:47:15,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:47:15,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:47:15,862 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:47:15,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:47:15,863 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:47:15,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:47:15,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:47:15,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:47:15,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:47:15,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:47:15,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:47:15,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:47:15,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:47:15,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:47:15,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:47:15,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:47:15,869 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:47:15,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99889f5d790024002a8c8a36b020b427b7a21ac2 [2021-08-26 08:47:16,172 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:47:16,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:47:16,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:47:16,198 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:47:16,198 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:47:16,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c [2021-08-26 08:47:16,243 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a414e0b79/d96036577c1440acafb587a7e7dc1e2a/FLAG4a77f5d67 [2021-08-26 08:47:16,585 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:47:16,585 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c [2021-08-26 08:47:16,590 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a414e0b79/d96036577c1440acafb587a7e7dc1e2a/FLAG4a77f5d67 [2021-08-26 08:47:16,600 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a414e0b79/d96036577c1440acafb587a7e7dc1e2a [2021-08-26 08:47:16,602 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:47:16,603 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:47:16,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:47:16,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:47:16,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:47:16,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,609 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4430c9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16, skipping insertion in model container [2021-08-26 08:47:16,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:47:16,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:47:16,712 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c[949,962] [2021-08-26 08:47:16,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:47:16,719 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:47:16,728 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive-simple/fibo_2calls_10-2.c[949,962] [2021-08-26 08:47:16,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:47:16,736 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:47:16,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16 WrapperNode [2021-08-26 08:47:16,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:47:16,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:47:16,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:47:16,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:47:16,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,784 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,793 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:47:16,793 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:47:16,794 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:47:16,794 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:47:16,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,801 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:47:16,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:47:16,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:47:16,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:47:16,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (1/1) ... [2021-08-26 08:47:16,821 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:47:16,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:16,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 08:47:16,835 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 08:47:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:47:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2021-08-26 08:47:16,859 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2021-08-26 08:47:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:47:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2021-08-26 08:47:16,859 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2021-08-26 08:47:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:47:16,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:47:17,045 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:47:17,060 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-08-26 08:47:17,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:47:17 BoogieIcfgContainer [2021-08-26 08:47:17,062 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:47:17,063 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:47:17,063 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:47:17,065 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:47:17,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:47:16" (1/3) ... [2021-08-26 08:47:17,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec338f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:47:17, skipping insertion in model container [2021-08-26 08:47:17,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:47:16" (2/3) ... [2021-08-26 08:47:17,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec338f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:47:17, skipping insertion in model container [2021-08-26 08:47:17,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:47:17" (3/3) ... [2021-08-26 08:47:17,067 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_2calls_10-2.c [2021-08-26 08:47:17,070 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:47:17,070 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-08-26 08:47:17,117 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:47:17,136 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 08:47:17,136 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-08-26 08:47:17,161 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 20 states have (on average 1.3) internal successors, (26), 21 states have internal predecessors, (26), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-08-26 08:47:17,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-08-26 08:47:17,164 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:17,165 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:17,165 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:17,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:17,169 INFO L82 PathProgramCache]: Analyzing trace with hash 1123300790, now seen corresponding path program 1 times [2021-08-26 08:47:17,173 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:17,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310766075] [2021-08-26 08:47:17,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:17,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:17,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:17,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:47:17,394 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:17,395 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310766075] [2021-08-26 08:47:17,395 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310766075] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:47:17,396 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:47:17,396 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:47:17,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653474650] [2021-08-26 08:47:17,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:47:17,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:17,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:47:17,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:47:17,419 INFO L87 Difference]: Start difference. First operand has 29 states, 20 states have (on average 1.3) internal successors, (26), 21 states have internal predecessors, (26), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-26 08:47:17,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:17,466 INFO L93 Difference]: Finished difference Result 43 states and 51 transitions. [2021-08-26 08:47:17,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:47:17,468 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2021-08-26 08:47:17,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:17,472 INFO L225 Difference]: With dead ends: 43 [2021-08-26 08:47:17,472 INFO L226 Difference]: Without dead ends: 27 [2021-08-26 08:47:17,475 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 27.1ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:47:17,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27 states. [2021-08-26 08:47:17,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27 to 27. [2021-08-26 08:47:17,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2021-08-26 08:47:17,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2021-08-26 08:47:17,505 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 34 transitions. Word has length 10 [2021-08-26 08:47:17,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:17,506 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 34 transitions. [2021-08-26 08:47:17,507 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-26 08:47:17,507 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2021-08-26 08:47:17,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-08-26 08:47:17,508 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:17,508 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:17,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:47:17,509 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:17,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:17,510 INFO L82 PathProgramCache]: Analyzing trace with hash 1177745932, now seen corresponding path program 1 times [2021-08-26 08:47:17,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:17,510 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191093143] [2021-08-26 08:47:17,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:17,511 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:17,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:47:17,587 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:17,588 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191093143] [2021-08-26 08:47:17,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191093143] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:47:17,588 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:47:17,588 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:47:17,588 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372763590] [2021-08-26 08:47:17,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:47:17,589 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:17,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:47:17,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:47:17,592 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-26 08:47:17,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:17,610 INFO L93 Difference]: Finished difference Result 33 states and 41 transitions. [2021-08-26 08:47:17,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:47:17,611 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2021-08-26 08:47:17,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:17,613 INFO L225 Difference]: With dead ends: 33 [2021-08-26 08:47:17,614 INFO L226 Difference]: Without dead ends: 29 [2021-08-26 08:47:17,615 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.5ms TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:47:17,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2021-08-26 08:47:17,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2021-08-26 08:47:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 19 states have internal predecessors, (22), 5 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (7), 5 states have call predecessors, (7), 5 states have call successors, (7) [2021-08-26 08:47:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 34 transitions. [2021-08-26 08:47:17,624 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 34 transitions. Word has length 11 [2021-08-26 08:47:17,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:17,625 INFO L470 AbstractCegarLoop]: Abstraction has 27 states and 34 transitions. [2021-08-26 08:47:17,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-08-26 08:47:17,625 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2021-08-26 08:47:17,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-08-26 08:47:17,627 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:17,627 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:17,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:47:17,628 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:17,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:17,628 INFO L82 PathProgramCache]: Analyzing trace with hash 2110588723, now seen corresponding path program 1 times [2021-08-26 08:47:17,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:17,629 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868585708] [2021-08-26 08:47:17,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:17,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:17,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-08-26 08:47:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-26 08:47:17,757 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:17,757 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868585708] [2021-08-26 08:47:17,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868585708] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:17,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [13869766] [2021-08-26 08:47:17,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:17,758 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:17,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:17,791 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:17,804 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-08-26 08:47:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:17,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-26 08:47:17,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:17,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-26 08:47:17,988 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [13869766] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:17,988 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:17,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 10 [2021-08-26 08:47:17,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969997085] [2021-08-26 08:47:17,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 08:47:17,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:17,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 08:47:17,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-08-26 08:47:17,990 INFO L87 Difference]: Start difference. First operand 27 states and 34 transitions. Second operand has 10 states, 8 states have (on average 3.25) internal successors, (26), 10 states have internal predecessors, (26), 6 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 6 states have call successors, (6) [2021-08-26 08:47:18,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:18,097 INFO L93 Difference]: Finished difference Result 55 states and 75 transitions. [2021-08-26 08:47:18,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-26 08:47:18,097 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 3.25) internal successors, (26), 10 states have internal predecessors, (26), 6 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 6 states have call successors, (6) Word has length 23 [2021-08-26 08:47:18,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:18,098 INFO L225 Difference]: With dead ends: 55 [2021-08-26 08:47:18,098 INFO L226 Difference]: Without dead ends: 31 [2021-08-26 08:47:18,099 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 89.2ms TimeCoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2021-08-26 08:47:18,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-08-26 08:47:18,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 29. [2021-08-26 08:47:18,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 21 states have internal predecessors, (23), 5 states have call successors, (5), 2 states have call predecessors, (5), 4 states have return successors, (8), 5 states have call predecessors, (8), 5 states have call successors, (8) [2021-08-26 08:47:18,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 29 states and 36 transitions. [2021-08-26 08:47:18,103 INFO L78 Accepts]: Start accepts. Automaton has 29 states and 36 transitions. Word has length 23 [2021-08-26 08:47:18,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:18,104 INFO L470 AbstractCegarLoop]: Abstraction has 29 states and 36 transitions. [2021-08-26 08:47:18,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 3.25) internal successors, (26), 10 states have internal predecessors, (26), 6 states have call successors, (6), 1 states have call predecessors, (6), 4 states have return successors, (6), 2 states have call predecessors, (6), 6 states have call successors, (6) [2021-08-26 08:47:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2021-08-26 08:47:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-08-26 08:47:18,105 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:18,105 INFO L512 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:18,137 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-08-26 08:47:18,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:18,342 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:18,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:18,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1277869167, now seen corresponding path program 1 times [2021-08-26 08:47:18,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:18,343 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540873817] [2021-08-26 08:47:18,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:18,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:18,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,409 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-26 08:47:18,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:18,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540873817] [2021-08-26 08:47:18,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540873817] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:18,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2001542924] [2021-08-26 08:47:18,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:18,410 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:18,410 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:18,411 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:18,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-08-26 08:47:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 6 conjunts are in the unsatisfiable core [2021-08-26 08:47:18,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-08-26 08:47:18,525 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2001542924] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:18,525 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:18,525 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 10 [2021-08-26 08:47:18,525 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080217805] [2021-08-26 08:47:18,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-08-26 08:47:18,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:18,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-08-26 08:47:18,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-08-26 08:47:18,527 INFO L87 Difference]: Start difference. First operand 29 states and 36 transitions. Second operand has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 10 states have internal predecessors, (25), 5 states have call successors, (5), 1 states have call predecessors, (5), 3 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2021-08-26 08:47:18,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:18,625 INFO L93 Difference]: Finished difference Result 51 states and 71 transitions. [2021-08-26 08:47:18,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-08-26 08:47:18,626 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 10 states have internal predecessors, (25), 5 states have call successors, (5), 1 states have call predecessors, (5), 3 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) Word has length 24 [2021-08-26 08:47:18,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:18,628 INFO L225 Difference]: With dead ends: 51 [2021-08-26 08:47:18,628 INFO L226 Difference]: Without dead ends: 47 [2021-08-26 08:47:18,628 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 44.0ms TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-08-26 08:47:18,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-08-26 08:47:18,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 45. [2021-08-26 08:47:18,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 30 states have (on average 1.2666666666666666) internal successors, (38), 31 states have internal predecessors, (38), 9 states have call successors, (9), 4 states have call predecessors, (9), 5 states have return successors, (15), 9 states have call predecessors, (15), 9 states have call successors, (15) [2021-08-26 08:47:18,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 62 transitions. [2021-08-26 08:47:18,634 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 62 transitions. Word has length 24 [2021-08-26 08:47:18,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:18,634 INFO L470 AbstractCegarLoop]: Abstraction has 45 states and 62 transitions. [2021-08-26 08:47:18,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.7777777777777777) internal successors, (25), 10 states have internal predecessors, (25), 5 states have call successors, (5), 1 states have call predecessors, (5), 3 states have return successors, (5), 3 states have call predecessors, (5), 5 states have call successors, (5) [2021-08-26 08:47:18,634 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2021-08-26 08:47:18,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-08-26 08:47:18,635 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:18,635 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:18,655 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-08-26 08:47:18,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2021-08-26 08:47:18,849 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:18,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:18,849 INFO L82 PathProgramCache]: Analyzing trace with hash -2061621832, now seen corresponding path program 1 times [2021-08-26 08:47:18,849 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:18,849 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471789733] [2021-08-26 08:47:18,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:18,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:18,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-08-26 08:47:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-08-26 08:47:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-08-26 08:47:18,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:18,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471789733] [2021-08-26 08:47:18,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471789733] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:18,908 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [257983402] [2021-08-26 08:47:18,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:18,908 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:18,909 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:18,909 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:18,910 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-08-26 08:47:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:18,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-26 08:47:18,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:19,097 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-08-26 08:47:19,097 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [257983402] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:19,097 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:19,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2021-08-26 08:47:19,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437567647] [2021-08-26 08:47:19,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-08-26 08:47:19,098 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:19,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-08-26 08:47:19,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-08-26 08:47:19,099 INFO L87 Difference]: Start difference. First operand 45 states and 62 transitions. Second operand has 11 states, 9 states have (on average 4.222222222222222) internal successors, (38), 11 states have internal predecessors, (38), 8 states have call successors, (10), 1 states have call predecessors, (10), 5 states have return successors, (10), 3 states have call predecessors, (10), 8 states have call successors, (10) [2021-08-26 08:47:19,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:19,278 INFO L93 Difference]: Finished difference Result 105 states and 167 transitions. [2021-08-26 08:47:19,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-26 08:47:19,279 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 9 states have (on average 4.222222222222222) internal successors, (38), 11 states have internal predecessors, (38), 8 states have call successors, (10), 1 states have call predecessors, (10), 5 states have return successors, (10), 3 states have call predecessors, (10), 8 states have call successors, (10) Word has length 36 [2021-08-26 08:47:19,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:19,280 INFO L225 Difference]: With dead ends: 105 [2021-08-26 08:47:19,280 INFO L226 Difference]: Without dead ends: 63 [2021-08-26 08:47:19,281 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 95.0ms TimeCoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2021-08-26 08:47:19,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-08-26 08:47:19,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2021-08-26 08:47:19,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 41 states have (on average 1.2439024390243902) internal successors, (51), 44 states have internal predecessors, (51), 12 states have call successors, (12), 5 states have call predecessors, (12), 9 states have return successors, (29), 13 states have call predecessors, (29), 12 states have call successors, (29) [2021-08-26 08:47:19,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 92 transitions. [2021-08-26 08:47:19,288 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 92 transitions. Word has length 36 [2021-08-26 08:47:19,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:19,288 INFO L470 AbstractCegarLoop]: Abstraction has 63 states and 92 transitions. [2021-08-26 08:47:19,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 9 states have (on average 4.222222222222222) internal successors, (38), 11 states have internal predecessors, (38), 8 states have call successors, (10), 1 states have call predecessors, (10), 5 states have return successors, (10), 3 states have call predecessors, (10), 8 states have call successors, (10) [2021-08-26 08:47:19,288 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2021-08-26 08:47:19,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-08-26 08:47:19,289 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:19,289 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:19,308 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-08-26 08:47:19,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:19,506 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:19,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:19,507 INFO L82 PathProgramCache]: Analyzing trace with hash 1167294498, now seen corresponding path program 1 times [2021-08-26 08:47:19,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:19,507 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182111178] [2021-08-26 08:47:19,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:19,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:19,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:19,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:19,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:19,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:19,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-08-26 08:47:19,616 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:19,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182111178] [2021-08-26 08:47:19,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182111178] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:19,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1198898343] [2021-08-26 08:47:19,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:19,617 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:19,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:19,618 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:19,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-08-26 08:47:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:19,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 8 conjunts are in the unsatisfiable core [2021-08-26 08:47:19,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:19,839 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-08-26 08:47:19,839 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1198898343] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:19,839 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:19,839 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-08-26 08:47:19,839 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463429594] [2021-08-26 08:47:19,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-08-26 08:47:19,839 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:19,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-08-26 08:47:19,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2021-08-26 08:47:19,840 INFO L87 Difference]: Start difference. First operand 63 states and 92 transitions. Second operand has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 14 states have internal predecessors, (40), 8 states have call successors, (10), 1 states have call predecessors, (10), 7 states have return successors, (10), 6 states have call predecessors, (10), 8 states have call successors, (10) [2021-08-26 08:47:20,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:20,122 INFO L93 Difference]: Finished difference Result 177 states and 321 transitions. [2021-08-26 08:47:20,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-26 08:47:20,122 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 14 states have internal predecessors, (40), 8 states have call successors, (10), 1 states have call predecessors, (10), 7 states have return successors, (10), 6 states have call predecessors, (10), 8 states have call successors, (10) Word has length 37 [2021-08-26 08:47:20,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:20,124 INFO L225 Difference]: With dead ends: 177 [2021-08-26 08:47:20,124 INFO L226 Difference]: Without dead ends: 117 [2021-08-26 08:47:20,125 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 133.2ms TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2021-08-26 08:47:20,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2021-08-26 08:47:20,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 103. [2021-08-26 08:47:20,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 66 states have (on average 1.2121212121212122) internal successors, (80), 69 states have internal predecessors, (80), 21 states have call successors, (21), 7 states have call predecessors, (21), 15 states have return successors, (65), 26 states have call predecessors, (65), 21 states have call successors, (65) [2021-08-26 08:47:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 166 transitions. [2021-08-26 08:47:20,137 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 166 transitions. Word has length 37 [2021-08-26 08:47:20,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:20,137 INFO L470 AbstractCegarLoop]: Abstraction has 103 states and 166 transitions. [2021-08-26 08:47:20,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 3.076923076923077) internal successors, (40), 14 states have internal predecessors, (40), 8 states have call successors, (10), 1 states have call predecessors, (10), 7 states have return successors, (10), 6 states have call predecessors, (10), 8 states have call successors, (10) [2021-08-26 08:47:20,137 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 166 transitions. [2021-08-26 08:47:20,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-08-26 08:47:20,139 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:20,139 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:20,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-08-26 08:47:20,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:20,356 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:20,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:20,356 INFO L82 PathProgramCache]: Analyzing trace with hash 384535367, now seen corresponding path program 1 times [2021-08-26 08:47:20,356 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:20,356 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986513374] [2021-08-26 08:47:20,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:20,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:20,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:20,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:20,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:20,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-08-26 08:47:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,471 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-08-26 08:47:20,471 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:20,471 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986513374] [2021-08-26 08:47:20,472 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986513374] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:20,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1852211180] [2021-08-26 08:47:20,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:20,472 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:20,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:20,489 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:20,490 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-08-26 08:47:20,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:20,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 10 conjunts are in the unsatisfiable core [2021-08-26 08:47:20,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:20,774 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-08-26 08:47:20,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1852211180] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:20,774 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:20,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-08-26 08:47:20,775 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532471017] [2021-08-26 08:47:20,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-08-26 08:47:20,775 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:20,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-08-26 08:47:20,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-08-26 08:47:20,776 INFO L87 Difference]: Start difference. First operand 103 states and 166 transitions. Second operand has 15 states, 14 states have (on average 3.357142857142857) internal successors, (47), 15 states have internal predecessors, (47), 10 states have call successors, (12), 1 states have call predecessors, (12), 8 states have return successors, (14), 7 states have call predecessors, (14), 10 states have call successors, (14) [2021-08-26 08:47:21,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:21,083 INFO L93 Difference]: Finished difference Result 255 states and 495 transitions. [2021-08-26 08:47:21,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-26 08:47:21,084 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 3.357142857142857) internal successors, (47), 15 states have internal predecessors, (47), 10 states have call successors, (12), 1 states have call predecessors, (12), 8 states have return successors, (14), 7 states have call predecessors, (14), 10 states have call successors, (14) Word has length 51 [2021-08-26 08:47:21,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:21,086 INFO L225 Difference]: With dead ends: 255 [2021-08-26 08:47:21,086 INFO L226 Difference]: Without dead ends: 155 [2021-08-26 08:47:21,088 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 154.7ms TimeCoverageRelationStatistics Valid=102, Invalid=450, Unknown=0, NotChecked=0, Total=552 [2021-08-26 08:47:21,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-08-26 08:47:21,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 109. [2021-08-26 08:47:21,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 72 states have internal predecessors, (87), 24 states have call successors, (24), 9 states have call predecessors, (24), 13 states have return successors, (66), 27 states have call predecessors, (66), 24 states have call successors, (66) [2021-08-26 08:47:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 177 transitions. [2021-08-26 08:47:21,102 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 177 transitions. Word has length 51 [2021-08-26 08:47:21,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:21,102 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 177 transitions. [2021-08-26 08:47:21,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 3.357142857142857) internal successors, (47), 15 states have internal predecessors, (47), 10 states have call successors, (12), 1 states have call predecessors, (12), 8 states have return successors, (14), 7 states have call predecessors, (14), 10 states have call successors, (14) [2021-08-26 08:47:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2021-08-26 08:47:21,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-08-26 08:47:21,105 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:21,105 INFO L512 BasicCegarLoop]: trace histogram [9, 9, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:21,124 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-08-26 08:47:21,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:21,322 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:21,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:21,322 INFO L82 PathProgramCache]: Analyzing trace with hash 1770426885, now seen corresponding path program 1 times [2021-08-26 08:47:21,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:21,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932850470] [2021-08-26 08:47:21,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:21,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:21,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:21,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-08-26 08:47:21,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:21,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,490 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 44 proven. 79 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-08-26 08:47:21,490 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:21,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932850470] [2021-08-26 08:47:21,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932850470] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:21,491 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099426810] [2021-08-26 08:47:21,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:21,491 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:21,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:21,492 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:21,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-08-26 08:47:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:21,614 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 12 conjunts are in the unsatisfiable core [2021-08-26 08:47:21,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:21,943 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 17 proven. 119 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-08-26 08:47:21,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1099426810] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:21,943 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:21,943 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2021-08-26 08:47:21,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716732394] [2021-08-26 08:47:21,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-08-26 08:47:21,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:21,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-08-26 08:47:21,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2021-08-26 08:47:21,945 INFO L87 Difference]: Start difference. First operand 109 states and 177 transitions. Second operand has 18 states, 17 states have (on average 3.5294117647058822) internal successors, (60), 18 states have internal predecessors, (60), 13 states have call successors, (18), 1 states have call predecessors, (18), 9 states have return successors, (22), 11 states have call predecessors, (22), 13 states have call successors, (22) [2021-08-26 08:47:22,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:22,355 INFO L93 Difference]: Finished difference Result 240 states and 462 transitions. [2021-08-26 08:47:22,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-08-26 08:47:22,356 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 3.5294117647058822) internal successors, (60), 18 states have internal predecessors, (60), 13 states have call successors, (18), 1 states have call predecessors, (18), 9 states have return successors, (22), 11 states have call predecessors, (22), 13 states have call successors, (22) Word has length 107 [2021-08-26 08:47:22,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:22,357 INFO L225 Difference]: With dead ends: 240 [2021-08-26 08:47:22,357 INFO L226 Difference]: Without dead ends: 107 [2021-08-26 08:47:22,358 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 235.7ms TimeCoverageRelationStatistics Valid=153, Invalid=717, Unknown=0, NotChecked=0, Total=870 [2021-08-26 08:47:22,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-08-26 08:47:22,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 84. [2021-08-26 08:47:22,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 57 states have (on average 1.1754385964912282) internal successors, (67), 58 states have internal predecessors, (67), 14 states have call successors, (14), 8 states have call predecessors, (14), 12 states have return successors, (35), 17 states have call predecessors, (35), 14 states have call successors, (35) [2021-08-26 08:47:22,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 116 transitions. [2021-08-26 08:47:22,366 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 116 transitions. Word has length 107 [2021-08-26 08:47:22,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:22,366 INFO L470 AbstractCegarLoop]: Abstraction has 84 states and 116 transitions. [2021-08-26 08:47:22,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.5294117647058822) internal successors, (60), 18 states have internal predecessors, (60), 13 states have call successors, (18), 1 states have call predecessors, (18), 9 states have return successors, (22), 11 states have call predecessors, (22), 13 states have call successors, (22) [2021-08-26 08:47:22,367 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 116 transitions. [2021-08-26 08:47:22,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-08-26 08:47:22,368 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:22,368 INFO L512 BasicCegarLoop]: trace histogram [12, 12, 9, 9, 9, 9, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:22,391 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-08-26 08:47:22,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:22,589 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:22,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:22,589 INFO L82 PathProgramCache]: Analyzing trace with hash 1129417830, now seen corresponding path program 1 times [2021-08-26 08:47:22,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:22,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [469151110] [2021-08-26 08:47:22,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:22,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-08-26 08:47:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-08-26 08:47:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:22,879 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 73 proven. 135 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-08-26 08:47:22,880 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:22,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [469151110] [2021-08-26 08:47:22,880 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [469151110] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:22,880 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [959115647] [2021-08-26 08:47:22,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:22,880 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:22,880 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:22,896 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:22,950 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-08-26 08:47:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:23,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-26 08:47:23,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 36 proven. 211 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2021-08-26 08:47:23,507 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [959115647] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:23,507 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:23,507 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 19 [2021-08-26 08:47:23,508 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588016826] [2021-08-26 08:47:23,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-08-26 08:47:23,508 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:23,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-08-26 08:47:23,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2021-08-26 08:47:23,509 INFO L87 Difference]: Start difference. First operand 84 states and 116 transitions. Second operand has 19 states, 18 states have (on average 3.5) internal successors, (63), 19 states have internal predecessors, (63), 14 states have call successors, (19), 1 states have call predecessors, (19), 10 states have return successors, (26), 12 states have call predecessors, (26), 14 states have call successors, (26) [2021-08-26 08:47:23,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:23,893 INFO L93 Difference]: Finished difference Result 214 states and 372 transitions. [2021-08-26 08:47:23,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-08-26 08:47:23,894 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 18 states have (on average 3.5) internal successors, (63), 19 states have internal predecessors, (63), 14 states have call successors, (19), 1 states have call predecessors, (19), 10 states have return successors, (26), 12 states have call predecessors, (26), 14 states have call successors, (26) Word has length 148 [2021-08-26 08:47:23,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:23,895 INFO L225 Difference]: With dead ends: 214 [2021-08-26 08:47:23,895 INFO L226 Difference]: Without dead ends: 134 [2021-08-26 08:47:23,896 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 179 ImplicationChecksByTransitivity, 253.0ms TimeCoverageRelationStatistics Valid=184, Invalid=872, Unknown=0, NotChecked=0, Total=1056 [2021-08-26 08:47:23,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-08-26 08:47:23,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 114. [2021-08-26 08:47:23,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 77 states have (on average 1.2077922077922079) internal successors, (93), 78 states have internal predecessors, (93), 20 states have call successors, (20), 11 states have call predecessors, (20), 16 states have return successors, (56), 24 states have call predecessors, (56), 20 states have call successors, (56) [2021-08-26 08:47:23,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 169 transitions. [2021-08-26 08:47:23,904 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 169 transitions. Word has length 148 [2021-08-26 08:47:23,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:23,904 INFO L470 AbstractCegarLoop]: Abstraction has 114 states and 169 transitions. [2021-08-26 08:47:23,904 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 3.5) internal successors, (63), 19 states have internal predecessors, (63), 14 states have call successors, (19), 1 states have call predecessors, (19), 10 states have return successors, (26), 12 states have call predecessors, (26), 14 states have call successors, (26) [2021-08-26 08:47:23,904 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 169 transitions. [2021-08-26 08:47:23,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-08-26 08:47:23,906 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:23,906 INFO L512 BasicCegarLoop]: trace histogram [17, 17, 16, 16, 14, 13, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 6, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:23,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-08-26 08:47:24,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:24,123 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:24,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:24,123 INFO L82 PathProgramCache]: Analyzing trace with hash -19152416, now seen corresponding path program 1 times [2021-08-26 08:47:24,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:24,123 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615504902] [2021-08-26 08:47:24,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:24,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:24,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:24,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:24,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:24,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-26 08:47:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-08-26 08:47:24,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:24,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:24,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:24,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:24,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,381 INFO L134 CoverageAnalysis]: Checked inductivity of 1417 backedges. 167 proven. 262 refuted. 0 times theorem prover too weak. 988 trivial. 0 not checked. [2021-08-26 08:47:24,382 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:24,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615504902] [2021-08-26 08:47:24,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1615504902] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:24,382 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [409820613] [2021-08-26 08:47:24,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:24,382 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:24,382 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:24,383 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:24,384 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-08-26 08:47:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:24,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 16 conjunts are in the unsatisfiable core [2021-08-26 08:47:24,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:25,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1417 backedges. 77 proven. 422 refuted. 0 times theorem prover too weak. 918 trivial. 0 not checked. [2021-08-26 08:47:25,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [409820613] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:25,202 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:25,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 20 [2021-08-26 08:47:25,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528780470] [2021-08-26 08:47:25,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-08-26 08:47:25,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:25,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-08-26 08:47:25,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=321, Unknown=0, NotChecked=0, Total=380 [2021-08-26 08:47:25,204 INFO L87 Difference]: Start difference. First operand 114 states and 169 transitions. Second operand has 20 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 20 states have internal predecessors, (69), 15 states have call successors, (21), 1 states have call predecessors, (21), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) [2021-08-26 08:47:25,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:25,647 INFO L93 Difference]: Finished difference Result 260 states and 447 transitions. [2021-08-26 08:47:25,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-08-26 08:47:25,647 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 20 states have internal predecessors, (69), 15 states have call successors, (21), 1 states have call predecessors, (21), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) Word has length 229 [2021-08-26 08:47:25,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:25,649 INFO L225 Difference]: With dead ends: 260 [2021-08-26 08:47:25,649 INFO L226 Difference]: Without dead ends: 155 [2021-08-26 08:47:25,650 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 268.6ms TimeCoverageRelationStatistics Valid=221, Invalid=1111, Unknown=0, NotChecked=0, Total=1332 [2021-08-26 08:47:25,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-08-26 08:47:25,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 145. [2021-08-26 08:47:25,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 101 states have (on average 1.2376237623762376) internal successors, (125), 99 states have internal predecessors, (125), 26 states have call successors, (26), 18 states have call predecessors, (26), 17 states have return successors, (73), 27 states have call predecessors, (73), 26 states have call successors, (73) [2021-08-26 08:47:25,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 224 transitions. [2021-08-26 08:47:25,658 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 224 transitions. Word has length 229 [2021-08-26 08:47:25,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:25,658 INFO L470 AbstractCegarLoop]: Abstraction has 145 states and 224 transitions. [2021-08-26 08:47:25,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 3.6315789473684212) internal successors, (69), 20 states have internal predecessors, (69), 15 states have call successors, (21), 1 states have call predecessors, (21), 11 states have return successors, (30), 14 states have call predecessors, (30), 15 states have call successors, (30) [2021-08-26 08:47:25,659 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 224 transitions. [2021-08-26 08:47:25,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2021-08-26 08:47:25,662 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:25,662 INFO L512 BasicCegarLoop]: trace histogram [30, 30, 27, 27, 25, 23, 15, 15, 15, 15, 15, 15, 15, 13, 13, 13, 13, 13, 13, 13, 12, 8, 5, 4, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:25,683 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-08-26 08:47:25,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-08-26 08:47:25,883 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:25,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:25,883 INFO L82 PathProgramCache]: Analyzing trace with hash 1123052726, now seen corresponding path program 2 times [2021-08-26 08:47:25,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:25,884 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459632181] [2021-08-26 08:47:25,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:25,884 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:25,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:25,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-08-26 08:47:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-08-26 08:47:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-08-26 08:47:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:26,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:26,332 INFO L134 CoverageAnalysis]: Checked inductivity of 4429 backedges. 264 proven. 626 refuted. 0 times theorem prover too weak. 3539 trivial. 0 not checked. [2021-08-26 08:47:26,332 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:26,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459632181] [2021-08-26 08:47:26,333 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459632181] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:26,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [84911833] [2021-08-26 08:47:26,333 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-26 08:47:26,333 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:26,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:26,334 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:26,357 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-08-26 08:47:26,738 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-26 08:47:26,738 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 08:47:26,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-26 08:47:26,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4429 backedges. 158 proven. 937 refuted. 0 times theorem prover too weak. 3334 trivial. 0 not checked. [2021-08-26 08:47:27,652 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [84911833] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:27,652 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:27,652 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 21 [2021-08-26 08:47:27,652 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394744414] [2021-08-26 08:47:27,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-08-26 08:47:27,653 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:27,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-08-26 08:47:27,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=355, Unknown=0, NotChecked=0, Total=420 [2021-08-26 08:47:27,656 INFO L87 Difference]: Start difference. First operand 145 states and 224 transitions. Second operand has 21 states, 20 states have (on average 3.6) internal successors, (72), 21 states have internal predecessors, (72), 16 states have call successors, (22), 1 states have call predecessors, (22), 12 states have return successors, (32), 15 states have call predecessors, (32), 16 states have call successors, (32) [2021-08-26 08:47:28,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:28,209 INFO L93 Difference]: Finished difference Result 334 states and 594 transitions. [2021-08-26 08:47:28,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-26 08:47:28,210 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 3.6) internal successors, (72), 21 states have internal predecessors, (72), 16 states have call successors, (22), 1 states have call predecessors, (22), 12 states have return successors, (32), 15 states have call predecessors, (32), 16 states have call successors, (32) Word has length 394 [2021-08-26 08:47:28,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:28,215 INFO L225 Difference]: With dead ends: 334 [2021-08-26 08:47:28,215 INFO L226 Difference]: Without dead ends: 197 [2021-08-26 08:47:28,217 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 542 GetRequests, 503 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 313.2ms TimeCoverageRelationStatistics Valid=262, Invalid=1378, Unknown=0, NotChecked=0, Total=1640 [2021-08-26 08:47:28,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-08-26 08:47:28,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 173. [2021-08-26 08:47:28,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 122 states have (on average 1.2131147540983607) internal successors, (148), 118 states have internal predecessors, (148), 32 states have call successors, (32), 24 states have call predecessors, (32), 18 states have return successors, (92), 30 states have call predecessors, (92), 32 states have call successors, (92) [2021-08-26 08:47:28,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 272 transitions. [2021-08-26 08:47:28,231 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 272 transitions. Word has length 394 [2021-08-26 08:47:28,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:28,232 INFO L470 AbstractCegarLoop]: Abstraction has 173 states and 272 transitions. [2021-08-26 08:47:28,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 3.6) internal successors, (72), 21 states have internal predecessors, (72), 16 states have call successors, (22), 1 states have call predecessors, (22), 12 states have return successors, (32), 15 states have call predecessors, (32), 16 states have call successors, (32) [2021-08-26 08:47:28,232 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 272 transitions. [2021-08-26 08:47:28,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2021-08-26 08:47:28,239 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:28,239 INFO L512 BasicCegarLoop]: trace histogram [47, 47, 46, 46, 38, 38, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 15, 15, 9, 8, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:28,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-08-26 08:47:28,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:28,457 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:28,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:28,457 INFO L82 PathProgramCache]: Analyzing trace with hash 2090339964, now seen corresponding path program 3 times [2021-08-26 08:47:28,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:28,458 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659134692] [2021-08-26 08:47:28,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:28,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:28,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:28,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:29,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-08-26 08:47:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:29,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:29,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-08-26 08:47:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-08-26 08:47:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:29,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-08-26 08:47:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:29,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:29,694 INFO L134 CoverageAnalysis]: Checked inductivity of 11894 backedges. 1936 proven. 1284 refuted. 0 times theorem prover too weak. 8674 trivial. 0 not checked. [2021-08-26 08:47:29,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:29,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659134692] [2021-08-26 08:47:29,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659134692] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:29,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287067961] [2021-08-26 08:47:29,696 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-08-26 08:47:29,696 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:29,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:29,697 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:29,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-08-26 08:47:30,215 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-08-26 08:47:30,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 08:47:30,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 14 conjunts are in the unsatisfiable core [2021-08-26 08:47:30,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:31,601 INFO L134 CoverageAnalysis]: Checked inductivity of 11894 backedges. 2759 proven. 70 refuted. 0 times theorem prover too weak. 9065 trivial. 0 not checked. [2021-08-26 08:47:31,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287067961] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:31,602 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:31,602 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 13] total 38 [2021-08-26 08:47:31,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392631477] [2021-08-26 08:47:31,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2021-08-26 08:47:31,603 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:31,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-08-26 08:47:31,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=1224, Unknown=0, NotChecked=0, Total=1406 [2021-08-26 08:47:31,604 INFO L87 Difference]: Start difference. First operand 173 states and 272 transitions. Second operand has 38 states, 38 states have (on average 2.973684210526316) internal successors, (113), 38 states have internal predecessors, (113), 23 states have call successors, (36), 2 states have call predecessors, (36), 19 states have return successors, (49), 34 states have call predecessors, (49), 23 states have call successors, (49) [2021-08-26 08:47:32,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:32,466 INFO L93 Difference]: Finished difference Result 393 states and 707 transitions. [2021-08-26 08:47:32,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-08-26 08:47:32,467 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 2.973684210526316) internal successors, (113), 38 states have internal predecessors, (113), 23 states have call successors, (36), 2 states have call predecessors, (36), 19 states have return successors, (49), 34 states have call predecessors, (49), 23 states have call successors, (49) Word has length 638 [2021-08-26 08:47:32,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:32,470 INFO L225 Difference]: With dead ends: 393 [2021-08-26 08:47:32,470 INFO L226 Difference]: Without dead ends: 227 [2021-08-26 08:47:32,471 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 866 GetRequests, 816 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 882 ImplicationChecksByTransitivity, 486.9ms TimeCoverageRelationStatistics Valid=351, Invalid=2301, Unknown=0, NotChecked=0, Total=2652 [2021-08-26 08:47:32,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2021-08-26 08:47:32,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 217. [2021-08-26 08:47:32,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 155 states have (on average 1.0516129032258064) internal successors, (163), 150 states have internal predecessors, (163), 43 states have call successors, (43), 35 states have call predecessors, (43), 18 states have return successors, (111), 31 states have call predecessors, (111), 43 states have call successors, (111) [2021-08-26 08:47:32,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 317 transitions. [2021-08-26 08:47:32,481 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 317 transitions. Word has length 638 [2021-08-26 08:47:32,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:32,481 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 317 transitions. [2021-08-26 08:47:32,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 2.973684210526316) internal successors, (113), 38 states have internal predecessors, (113), 23 states have call successors, (36), 2 states have call predecessors, (36), 19 states have return successors, (49), 34 states have call predecessors, (49), 23 states have call successors, (49) [2021-08-26 08:47:32,482 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 317 transitions. [2021-08-26 08:47:32,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 883 [2021-08-26 08:47:32,496 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:32,497 INFO L512 BasicCegarLoop]: trace histogram [66, 66, 63, 63, 53, 51, 33, 33, 33, 33, 33, 33, 33, 31, 31, 31, 31, 31, 31, 31, 20, 20, 15, 10, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:32,525 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-08-26 08:47:32,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-08-26 08:47:32,726 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:32,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:32,727 INFO L82 PathProgramCache]: Analyzing trace with hash -205441610, now seen corresponding path program 4 times [2021-08-26 08:47:32,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:32,727 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516602536] [2021-08-26 08:47:32,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:32,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:33,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:33,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:33,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:33,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:33,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-08-26 08:47:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:33,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:33,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:33,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-08-26 08:47:33,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:33,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:34,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:34,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:34,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:34,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:34,212 INFO L134 CoverageAnalysis]: Checked inductivity of 23017 backedges. 2130 proven. 2025 refuted. 0 times theorem prover too weak. 18862 trivial. 0 not checked. [2021-08-26 08:47:34,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:34,213 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516602536] [2021-08-26 08:47:34,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516602536] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:34,213 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1236988335] [2021-08-26 08:47:34,213 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-08-26 08:47:34,213 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:34,213 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:34,214 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:34,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-08-26 08:47:35,063 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-08-26 08:47:35,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 08:47:35,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 1569 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-26 08:47:35,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:36,883 INFO L134 CoverageAnalysis]: Checked inductivity of 23017 backedges. 433 proven. 2573 refuted. 0 times theorem prover too weak. 20011 trivial. 0 not checked. [2021-08-26 08:47:36,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1236988335] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:36,884 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:36,884 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 14] total 34 [2021-08-26 08:47:36,884 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124976174] [2021-08-26 08:47:36,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2021-08-26 08:47:36,885 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:36,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-08-26 08:47:36,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=973, Unknown=0, NotChecked=0, Total=1122 [2021-08-26 08:47:36,886 INFO L87 Difference]: Start difference. First operand 217 states and 317 transitions. Second operand has 34 states, 33 states have (on average 2.696969696969697) internal successors, (89), 34 states have internal predecessors, (89), 25 states have call successors, (31), 1 states have call predecessors, (31), 17 states have return successors, (46), 28 states have call predecessors, (46), 25 states have call successors, (46) [2021-08-26 08:47:38,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:38,045 INFO L93 Difference]: Finished difference Result 526 states and 879 transitions. [2021-08-26 08:47:38,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-08-26 08:47:38,046 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 2.696969696969697) internal successors, (89), 34 states have internal predecessors, (89), 25 states have call successors, (31), 1 states have call predecessors, (31), 17 states have return successors, (46), 28 states have call predecessors, (46), 25 states have call successors, (46) Word has length 882 [2021-08-26 08:47:38,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:38,050 INFO L225 Difference]: With dead ends: 526 [2021-08-26 08:47:38,051 INFO L226 Difference]: Without dead ends: 298 [2021-08-26 08:47:38,053 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1193 GetRequests, 1134 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1109 ImplicationChecksByTransitivity, 607.2ms TimeCoverageRelationStatistics Valid=462, Invalid=3198, Unknown=0, NotChecked=0, Total=3660 [2021-08-26 08:47:38,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2021-08-26 08:47:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 257. [2021-08-26 08:47:38,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 185 states have (on average 1.0432432432432432) internal successors, (193), 178 states have internal predecessors, (193), 51 states have call successors, (51), 43 states have call predecessors, (51), 20 states have return successors, (117), 35 states have call predecessors, (117), 51 states have call successors, (117) [2021-08-26 08:47:38,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 361 transitions. [2021-08-26 08:47:38,077 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 361 transitions. Word has length 882 [2021-08-26 08:47:38,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:38,077 INFO L470 AbstractCegarLoop]: Abstraction has 257 states and 361 transitions. [2021-08-26 08:47:38,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 2.696969696969697) internal successors, (89), 34 states have internal predecessors, (89), 25 states have call successors, (31), 1 states have call predecessors, (31), 17 states have return successors, (46), 28 states have call predecessors, (46), 25 states have call successors, (46) [2021-08-26 08:47:38,078 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 361 transitions. [2021-08-26 08:47:38,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1714 [2021-08-26 08:47:38,105 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:38,106 INFO L512 BasicCegarLoop]: trace histogram [127, 127, 124, 124, 102, 101, 63, 63, 63, 63, 63, 63, 63, 62, 62, 62, 62, 62, 62, 62, 40, 38, 25, 23, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:38,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-08-26 08:47:38,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-08-26 08:47:38,319 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:38,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:38,320 INFO L82 PathProgramCache]: Analyzing trace with hash -144414253, now seen corresponding path program 5 times [2021-08-26 08:47:38,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:38,320 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028670840] [2021-08-26 08:47:38,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:38,320 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:39,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:39,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:40,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:40,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:47:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:40,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-08-26 08:47:40,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:40,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:40,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:40,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:40,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:40,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 677 [2021-08-26 08:47:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:40,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:40,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:41,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:41,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:47:41,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-08-26 08:47:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:41,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2021-08-26 08:47:41,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:41,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:41,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:41,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:41,497 INFO L134 CoverageAnalysis]: Checked inductivity of 88085 backedges. 1261 proven. 6715 refuted. 0 times theorem prover too weak. 80109 trivial. 0 not checked. [2021-08-26 08:47:41,497 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:41,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028670840] [2021-08-26 08:47:41,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028670840] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:41,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962975921] [2021-08-26 08:47:41,498 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-08-26 08:47:41,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:41,498 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:41,513 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:41,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-08-26 08:47:43,094 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 84 check-sat command(s) [2021-08-26 08:47:43,094 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 08:47:43,105 INFO L263 TraceCheckSpWp]: Trace formula consists of 3254 conjuncts, 34 conjunts are in the unsatisfiable core [2021-08-26 08:47:43,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:46,641 INFO L134 CoverageAnalysis]: Checked inductivity of 88085 backedges. 7536 proven. 3727 refuted. 0 times theorem prover too weak. 76822 trivial. 0 not checked. [2021-08-26 08:47:46,642 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [962975921] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:46,642 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:46,642 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 23] total 45 [2021-08-26 08:47:46,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741614130] [2021-08-26 08:47:46,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2021-08-26 08:47:46,644 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:46,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-08-26 08:47:46,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=220, Invalid=1760, Unknown=0, NotChecked=0, Total=1980 [2021-08-26 08:47:46,645 INFO L87 Difference]: Start difference. First operand 257 states and 361 transitions. Second operand has 45 states, 44 states have (on average 2.8181818181818183) internal successors, (124), 45 states have internal predecessors, (124), 33 states have call successors, (40), 1 states have call predecessors, (40), 27 states have return successors, (61), 35 states have call predecessors, (61), 33 states have call successors, (61) [2021-08-26 08:47:48,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:47:48,283 INFO L93 Difference]: Finished difference Result 598 states and 957 transitions. [2021-08-26 08:47:48,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-08-26 08:47:48,284 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 44 states have (on average 2.8181818181818183) internal successors, (124), 45 states have internal predecessors, (124), 33 states have call successors, (40), 1 states have call predecessors, (40), 27 states have return successors, (61), 35 states have call predecessors, (61), 33 states have call successors, (61) Word has length 1713 [2021-08-26 08:47:48,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:47:48,287 INFO L225 Difference]: With dead ends: 598 [2021-08-26 08:47:48,287 INFO L226 Difference]: Without dead ends: 356 [2021-08-26 08:47:48,290 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2279 GetRequests, 2197 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2278 ImplicationChecksByTransitivity, 942.8ms TimeCoverageRelationStatistics Valid=749, Invalid=6223, Unknown=0, NotChecked=0, Total=6972 [2021-08-26 08:47:48,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2021-08-26 08:47:48,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 254. [2021-08-26 08:47:48,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 179 states have (on average 1.0279329608938548) internal successors, (184), 175 states have internal predecessors, (184), 52 states have call successors, (52), 39 states have call predecessors, (52), 22 states have return successors, (138), 39 states have call predecessors, (138), 52 states have call successors, (138) [2021-08-26 08:47:48,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 374 transitions. [2021-08-26 08:47:48,302 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 374 transitions. Word has length 1713 [2021-08-26 08:47:48,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:47:48,303 INFO L470 AbstractCegarLoop]: Abstraction has 254 states and 374 transitions. [2021-08-26 08:47:48,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 44 states have (on average 2.8181818181818183) internal successors, (124), 45 states have internal predecessors, (124), 33 states have call successors, (40), 1 states have call predecessors, (40), 27 states have return successors, (61), 35 states have call predecessors, (61), 33 states have call successors, (61) [2021-08-26 08:47:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 374 transitions. [2021-08-26 08:47:48,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2245 [2021-08-26 08:47:48,331 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:47:48,332 INFO L512 BasicCegarLoop]: trace histogram [166, 166, 163, 163, 134, 132, 83, 83, 83, 83, 83, 83, 83, 81, 81, 81, 81, 81, 81, 81, 53, 49, 32, 31, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:47:48,356 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-08-26 08:47:48,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-08-26 08:47:48,554 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:47:48,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:47:48,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1010124374, now seen corresponding path program 6 times [2021-08-26 08:47:48,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:47:48,555 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912700091] [2021-08-26 08:47:48,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:47:48,555 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:47:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:50,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:47:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:51,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:51,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:51,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:51,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:51,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:51,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:51,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:51,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:51,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:47:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:52,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 568 [2021-08-26 08:47:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:52,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:52,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:52,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:47:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:52,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:52,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1031 [2021-08-26 08:47:52,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:52,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:52,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:52,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:53,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:47:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:53,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-08-26 08:47:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 745 [2021-08-26 08:47:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:53,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:47:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:53,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:47:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:47:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:47:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:47:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:47:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:47:53,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:47:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:47:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 151721 backedges. 1577 proven. 10784 refuted. 0 times theorem prover too weak. 139360 trivial. 0 not checked. [2021-08-26 08:47:53,557 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:47:53,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912700091] [2021-08-26 08:47:53,557 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912700091] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:53,557 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1797441007] [2021-08-26 08:47:53,557 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-08-26 08:47:53,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:47:53,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:47:53,558 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:47:53,559 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-08-26 08:47:55,289 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2021-08-26 08:47:55,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 08:47:55,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 932 conjuncts, 20 conjunts are in the unsatisfiable core [2021-08-26 08:47:55,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:47:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 151721 backedges. 1624 proven. 6413 refuted. 0 times theorem prover too weak. 143684 trivial. 0 not checked. [2021-08-26 08:47:59,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1797441007] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:47:59,655 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:47:59,656 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 14] total 36 [2021-08-26 08:47:59,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872036214] [2021-08-26 08:47:59,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-08-26 08:47:59,658 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:47:59,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-08-26 08:47:59,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=1100, Unknown=0, NotChecked=0, Total=1260 [2021-08-26 08:47:59,658 INFO L87 Difference]: Start difference. First operand 254 states and 374 transitions. Second operand has 36 states, 35 states have (on average 2.742857142857143) internal successors, (96), 36 states have internal predecessors, (96), 24 states have call successors, (32), 1 states have call predecessors, (32), 19 states have return successors, (50), 31 states have call predecessors, (50), 24 states have call successors, (50) [2021-08-26 08:48:00,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:48:00,959 INFO L93 Difference]: Finished difference Result 588 states and 980 transitions. [2021-08-26 08:48:00,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-08-26 08:48:00,959 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 2.742857142857143) internal successors, (96), 36 states have internal predecessors, (96), 24 states have call successors, (32), 1 states have call predecessors, (32), 19 states have return successors, (50), 31 states have call predecessors, (50), 24 states have call successors, (50) Word has length 2244 [2021-08-26 08:48:00,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:48:00,962 INFO L225 Difference]: With dead ends: 588 [2021-08-26 08:48:00,962 INFO L226 Difference]: Without dead ends: 270 [2021-08-26 08:48:00,964 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2964 GetRequests, 2897 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1517 ImplicationChecksByTransitivity, 664.5ms TimeCoverageRelationStatistics Valid=565, Invalid=4127, Unknown=0, NotChecked=0, Total=4692 [2021-08-26 08:48:00,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2021-08-26 08:48:00,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 205. [2021-08-26 08:48:00,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 144 states have (on average 1.0277777777777777) internal successors, (148), 141 states have internal predecessors, (148), 40 states have call successors, (40), 30 states have call predecessors, (40), 20 states have return successors, (57), 33 states have call predecessors, (57), 40 states have call successors, (57) [2021-08-26 08:48:00,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 245 transitions. [2021-08-26 08:48:00,972 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 245 transitions. Word has length 2244 [2021-08-26 08:48:00,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:48:00,973 INFO L470 AbstractCegarLoop]: Abstraction has 205 states and 245 transitions. [2021-08-26 08:48:00,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 2.742857142857143) internal successors, (96), 36 states have internal predecessors, (96), 24 states have call successors, (32), 1 states have call predecessors, (32), 19 states have return successors, (50), 31 states have call predecessors, (50), 24 states have call successors, (50) [2021-08-26 08:48:00,973 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 245 transitions. [2021-08-26 08:48:00,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 924 [2021-08-26 08:48:00,979 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:48:00,979 INFO L512 BasicCegarLoop]: trace histogram [68, 68, 67, 67, 55, 54, 34, 34, 34, 34, 34, 34, 34, 33, 33, 33, 33, 33, 33, 33, 22, 20, 13, 13, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:48:01,001 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-08-26 08:48:01,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-08-26 08:48:01,185 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:48:01,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:48:01,185 INFO L82 PathProgramCache]: Analyzing trace with hash -1738695993, now seen corresponding path program 7 times [2021-08-26 08:48:01,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:48:01,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971363393] [2021-08-26 08:48:01,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:48:01,185 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:48:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:01,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:48:01,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:01,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:02,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:48:02,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:48:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-08-26 08:48:02,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:02,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:02,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 636 [2021-08-26 08:48:02,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:02,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:48:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:02,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:02,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:02,711 INFO L134 CoverageAnalysis]: Checked inductivity of 25228 backedges. 1647 proven. 2929 refuted. 0 times theorem prover too weak. 20652 trivial. 0 not checked. [2021-08-26 08:48:02,711 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:48:02,712 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971363393] [2021-08-26 08:48:02,712 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971363393] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:48:02,712 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1276280809] [2021-08-26 08:48:02,712 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-08-26 08:48:02,712 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:48:02,712 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:48:02,713 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:48:02,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-08-26 08:48:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:05,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 2079 conjuncts, 18 conjunts are in the unsatisfiable core [2021-08-26 08:48:05,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:48:06,976 INFO L134 CoverageAnalysis]: Checked inductivity of 25228 backedges. 1476 proven. 1343 refuted. 0 times theorem prover too weak. 22409 trivial. 0 not checked. [2021-08-26 08:48:06,977 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1276280809] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:48:06,977 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:48:06,977 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 13] total 33 [2021-08-26 08:48:06,977 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811243251] [2021-08-26 08:48:06,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2021-08-26 08:48:06,978 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:48:06,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-08-26 08:48:06,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=915, Unknown=0, NotChecked=0, Total=1056 [2021-08-26 08:48:06,979 INFO L87 Difference]: Start difference. First operand 205 states and 245 transitions. Second operand has 33 states, 32 states have (on average 2.75) internal successors, (88), 33 states have internal predecessors, (88), 24 states have call successors, (30), 1 states have call predecessors, (30), 16 states have return successors, (46), 28 states have call predecessors, (46), 24 states have call successors, (46) [2021-08-26 08:48:07,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:48:07,790 INFO L93 Difference]: Finished difference Result 457 states and 556 transitions. [2021-08-26 08:48:07,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-08-26 08:48:07,791 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 2.75) internal successors, (88), 33 states have internal predecessors, (88), 24 states have call successors, (30), 1 states have call predecessors, (30), 16 states have return successors, (46), 28 states have call predecessors, (46), 24 states have call successors, (46) Word has length 923 [2021-08-26 08:48:07,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:48:07,793 INFO L225 Difference]: With dead ends: 457 [2021-08-26 08:48:07,793 INFO L226 Difference]: Without dead ends: 278 [2021-08-26 08:48:07,795 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1248 GetRequests, 1190 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1051 ImplicationChecksByTransitivity, 537.8ms TimeCoverageRelationStatistics Valid=450, Invalid=3090, Unknown=0, NotChecked=0, Total=3540 [2021-08-26 08:48:07,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2021-08-26 08:48:07,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 217. [2021-08-26 08:48:07,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 153 states have (on average 1.026143790849673) internal successors, (157), 150 states have internal predecessors, (157), 43 states have call successors, (43), 33 states have call predecessors, (43), 20 states have return successors, (62), 33 states have call predecessors, (62), 43 states have call successors, (62) [2021-08-26 08:48:07,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 262 transitions. [2021-08-26 08:48:07,803 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 262 transitions. Word has length 923 [2021-08-26 08:48:07,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:48:07,803 INFO L470 AbstractCegarLoop]: Abstraction has 217 states and 262 transitions. [2021-08-26 08:48:07,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 32 states have (on average 2.75) internal successors, (88), 33 states have internal predecessors, (88), 24 states have call successors, (30), 1 states have call predecessors, (30), 16 states have return successors, (46), 28 states have call predecessors, (46), 24 states have call successors, (46) [2021-08-26 08:48:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 262 transitions. [2021-08-26 08:48:07,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1210 [2021-08-26 08:48:07,813 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:48:07,813 INFO L512 BasicCegarLoop]: trace histogram [90, 90, 87, 87, 72, 71, 45, 45, 45, 45, 45, 45, 45, 43, 43, 43, 43, 43, 43, 43, 29, 26, 18, 16, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:48:07,838 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-08-26 08:48:08,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:48:08,031 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:48:08,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:48:08,032 INFO L82 PathProgramCache]: Analyzing trace with hash 936332534, now seen corresponding path program 8 times [2021-08-26 08:48:08,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:48:08,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [110752537] [2021-08-26 08:48:08,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:48:08,032 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:48:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:08,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-08-26 08:48:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:48:09,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:48:09,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:09,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:09,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 459 [2021-08-26 08:48:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:09,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:09,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:48:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-08-26 08:48:09,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:09,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:09,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:09,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 922 [2021-08-26 08:48:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:09,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:10,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:10,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-08-26 08:48:10,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:10,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:10,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-08-26 08:48:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:10,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-08-26 08:48:10,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-08-26 08:48:10,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-08-26 08:48:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-08-26 08:48:10,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-08-26 08:48:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:48:10,093 INFO L134 CoverageAnalysis]: Checked inductivity of 43597 backedges. 3267 proven. 3486 refuted. 0 times theorem prover too weak. 36844 trivial. 0 not checked. [2021-08-26 08:48:10,093 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:48:10,093 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [110752537] [2021-08-26 08:48:10,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [110752537] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:48:10,094 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2117143519] [2021-08-26 08:48:10,094 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-08-26 08:48:10,094 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-08-26 08:48:10,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:48:10,095 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-08-26 08:48:10,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-08-26 08:48:13,137 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-08-26 08:48:13,137 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-08-26 08:48:13,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 2714 conjuncts, 22 conjunts are in the unsatisfiable core [2021-08-26 08:48:13,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-08-26 08:48:15,442 INFO L134 CoverageAnalysis]: Checked inductivity of 43597 backedges. 2198 proven. 2488 refuted. 0 times theorem prover too weak. 38911 trivial. 0 not checked. [2021-08-26 08:48:15,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2117143519] provided 0 perfect and 1 imperfect interpolant sequences [2021-08-26 08:48:15,442 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-08-26 08:48:15,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 15] total 41 [2021-08-26 08:48:15,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226861354] [2021-08-26 08:48:15,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2021-08-26 08:48:15,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:48:15,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-08-26 08:48:15,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=1439, Unknown=0, NotChecked=0, Total=1640 [2021-08-26 08:48:15,445 INFO L87 Difference]: Start difference. First operand 217 states and 262 transitions. Second operand has 41 states, 39 states have (on average 2.5641025641025643) internal successors, (100), 41 states have internal predecessors, (100), 28 states have call successors, (34), 1 states have call predecessors, (34), 21 states have return successors, (52), 34 states have call predecessors, (52), 28 states have call successors, (52) [2021-08-26 08:48:16,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:48:16,409 INFO L93 Difference]: Finished difference Result 433 states and 526 transitions. [2021-08-26 08:48:16,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-08-26 08:48:16,409 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 39 states have (on average 2.5641025641025643) internal successors, (100), 41 states have internal predecessors, (100), 28 states have call successors, (34), 1 states have call predecessors, (34), 21 states have return successors, (52), 34 states have call predecessors, (52), 28 states have call successors, (52) Word has length 1209 [2021-08-26 08:48:16,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:48:16,412 INFO L225 Difference]: With dead ends: 433 [2021-08-26 08:48:16,412 INFO L226 Difference]: Without dead ends: 267 [2021-08-26 08:48:16,414 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 1626 GetRequests, 1555 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1653 ImplicationChecksByTransitivity, 667.9ms TimeCoverageRelationStatistics Valid=607, Invalid=4649, Unknown=0, NotChecked=0, Total=5256 [2021-08-26 08:48:16,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2021-08-26 08:48:16,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 213. [2021-08-26 08:48:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 150 states have (on average 1.0266666666666666) internal successors, (154), 147 states have internal predecessors, (154), 42 states have call successors, (42), 32 states have call predecessors, (42), 20 states have return successors, (43), 33 states have call predecessors, (43), 42 states have call successors, (43) [2021-08-26 08:48:16,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 239 transitions. [2021-08-26 08:48:16,422 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 239 transitions. Word has length 1209 [2021-08-26 08:48:16,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:48:16,422 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 239 transitions. [2021-08-26 08:48:16,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 39 states have (on average 2.5641025641025643) internal successors, (100), 41 states have internal predecessors, (100), 28 states have call successors, (34), 1 states have call predecessors, (34), 21 states have return successors, (52), 34 states have call predecessors, (52), 28 states have call successors, (52) [2021-08-26 08:48:16,423 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 239 transitions. [2021-08-26 08:48:16,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1210 [2021-08-26 08:48:16,431 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:48:16,432 INFO L512 BasicCegarLoop]: trace histogram [89, 89, 88, 88, 72, 71, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 44, 28, 27, 17, 17, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:48:16,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-08-26 08:48:16,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-08-26 08:48:16,646 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:48:16,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:48:16,646 INFO L82 PathProgramCache]: Analyzing trace with hash -553145382, now seen corresponding path program 9 times [2021-08-26 08:48:16,646 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:48:16,646 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643986929] [2021-08-26 08:48:16,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:48:16,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:48:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 08:48:16,783 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-26 08:48:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-26 08:48:17,231 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-26 08:48:17,232 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-08-26 08:48:17,232 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:48:17,234 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-08-26 08:48:17,241 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:48:17,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:48:17 BoogieIcfgContainer [2021-08-26 08:48:17,435 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:48:17,435 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:48:17,436 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:48:17,436 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:48:17,436 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:47:17" (3/4) ... [2021-08-26 08:48:17,437 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-08-26 08:48:17,587 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:48:17,587 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:48:17,588 INFO L168 Benchmark]: Toolchain (without parser) took 60984.46 ms. Allocated memory was 50.3 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 27.6 MB in the beginning and 937.5 MB in the end (delta: -909.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 16.1 GB. [2021-08-26 08:48:17,589 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.3 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:48:17,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 131.83 ms. Allocated memory is still 50.3 MB. Free memory was 27.4 MB in the beginning and 29.6 MB in the end (delta: -2.2 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. [2021-08-26 08:48:17,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.58 ms. Allocated memory is still 62.9 MB. Free memory was 47.3 MB in the beginning and 46.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:48:17,590 INFO L168 Benchmark]: Boogie Preprocessor took 10.51 ms. Allocated memory is still 62.9 MB. Free memory was 46.0 MB in the beginning and 45.0 MB in the end (delta: 970.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:48:17,590 INFO L168 Benchmark]: RCFGBuilder took 257.92 ms. Allocated memory is still 62.9 MB. Free memory was 45.0 MB in the beginning and 31.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-08-26 08:48:17,590 INFO L168 Benchmark]: TraceAbstraction took 60371.88 ms. Allocated memory was 62.9 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 31.0 MB in the beginning and 988.1 MB in the end (delta: -957.1 MB). Peak memory consumption was 969.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:48:17,590 INFO L168 Benchmark]: Witness Printer took 151.38 ms. Allocated memory is still 2.0 GB. Free memory was 988.1 MB in the beginning and 937.5 MB in the end (delta: 50.6 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:48:17,591 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 50.3 MB. Free memory was 32.3 MB in the beginning and 32.3 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 131.83 ms. Allocated memory is still 50.3 MB. Free memory was 27.4 MB in the beginning and 29.6 MB in the end (delta: -2.2 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 25.58 ms. Allocated memory is still 62.9 MB. Free memory was 47.3 MB in the beginning and 46.0 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 10.51 ms. Allocated memory is still 62.9 MB. Free memory was 46.0 MB in the beginning and 45.0 MB in the end (delta: 970.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 257.92 ms. Allocated memory is still 62.9 MB. Free memory was 45.0 MB in the beginning and 31.5 MB in the end (delta: 13.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 60371.88 ms. Allocated memory was 62.9 MB in the beginning and 2.0 GB in the end (delta: 1.9 GB). Free memory was 31.0 MB in the beginning and 988.1 MB in the end (delta: -957.1 MB). Peak memory consumption was 969.1 MB. Max. memory is 16.1 GB. * Witness Printer took 151.38 ms. Allocated memory is still 2.0 GB. Free memory was 988.1 MB in the beginning and 937.5 MB in the end (delta: 50.6 MB). Peak memory consumption was 50.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 41]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L38] int x = 10; [L39] CALL, EXPR fibo1(x) VAL [\old(n)=10] [L10] COND FALSE !(n < 1) VAL [\old(n)=10, n=10] [L12] COND FALSE !(n == 1) VAL [\old(n)=10, n=10] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=9] [L20] COND FALSE !(n < 1) VAL [\old(n)=9, n=9] [L22] COND FALSE !(n == 1) VAL [\old(n)=9, n=9] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=8] [L10] COND FALSE !(n < 1) VAL [\old(n)=8, n=8] [L12] COND FALSE !(n == 1) VAL [\old(n)=8, n=8] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=7] [L20] COND FALSE !(n < 1) VAL [\old(n)=7, n=7] [L22] COND FALSE !(n == 1) VAL [\old(n)=7, n=7] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=6] [L10] COND FALSE !(n < 1) VAL [\old(n)=6, n=6] [L12] COND FALSE !(n == 1) VAL [\old(n)=6, n=6] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=5] [L20] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L22] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=4] [L10] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L12] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=4, fibo2(n-1)=2, n=4] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=4, fibo2(n-1)=2, fibo2(n-2)=1, n=4] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=5, fibo1(n-1)=3, n=5] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=5, fibo1(n-1)=3, fibo1(n-2)=2, n=5] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=6, fibo2(n-1)=5, n=6] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=4] [L20] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L22] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=4, fibo1(n-1)=2, n=4] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=4, fibo1(n-1)=2, fibo1(n-2)=1, n=4] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=6, fibo2(n-1)=5, fibo2(n-2)=3, n=6] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=7, fibo1(n-1)=8, n=7] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=5] [L10] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L12] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=4] [L20] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L22] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=4, fibo1(n-1)=2, n=4] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=4, fibo1(n-1)=2, fibo1(n-2)=1, n=4] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=5, fibo2(n-1)=3, n=5] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=5, fibo2(n-1)=3, fibo2(n-2)=2, n=5] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=7, fibo1(n-1)=8, fibo1(n-2)=5, n=7] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=8, fibo2(n-1)=13, n=8] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=6] [L20] COND FALSE !(n < 1) VAL [\old(n)=6, n=6] [L22] COND FALSE !(n == 1) VAL [\old(n)=6, n=6] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=5] [L10] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L12] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=4] [L20] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L22] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=4, fibo1(n-1)=2, n=4] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=4, fibo1(n-1)=2, fibo1(n-2)=1, n=4] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=5, fibo2(n-1)=3, n=5] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=5, fibo2(n-1)=3, fibo2(n-2)=2, n=5] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=6, fibo1(n-1)=5, n=6] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=4] [L10] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L12] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=4, fibo2(n-1)=2, n=4] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=4, fibo2(n-1)=2, fibo2(n-2)=1, n=4] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=6, fibo1(n-1)=5, fibo1(n-2)=3, n=6] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=8, fibo2(n-1)=13, fibo2(n-2)=8, n=8] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=9, fibo1(n-1)=21, n=9] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=7] [L10] COND FALSE !(n < 1) VAL [\old(n)=7, n=7] [L12] COND FALSE !(n == 1) VAL [\old(n)=7, n=7] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=6] [L20] COND FALSE !(n < 1) VAL [\old(n)=6, n=6] [L22] COND FALSE !(n == 1) VAL [\old(n)=6, n=6] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=5] [L10] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L12] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=4] [L20] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L22] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=4, fibo1(n-1)=2, n=4] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=4, fibo1(n-1)=2, fibo1(n-2)=1, n=4] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=5, fibo2(n-1)=3, n=5] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=5, fibo2(n-1)=3, fibo2(n-2)=2, n=5] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=6, fibo1(n-1)=5, n=6] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=4] [L10] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L12] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=4, fibo2(n-1)=2, n=4] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=4, fibo2(n-1)=2, fibo2(n-2)=1, n=4] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=6, fibo1(n-1)=5, fibo1(n-2)=3, n=6] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=7, fibo2(n-1)=8, n=7] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=5] [L20] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L22] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=4] [L10] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L12] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=4, fibo2(n-1)=2, n=4] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=4, fibo2(n-1)=2, fibo2(n-2)=1, n=4] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=5, fibo1(n-1)=3, n=5] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=5, fibo1(n-1)=3, fibo1(n-2)=2, n=5] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=7, fibo2(n-1)=8, fibo2(n-2)=5, n=7] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=9, fibo1(n-1)=21, fibo1(n-2)=13, n=9] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=10, fibo2(n-1)=34, n=10] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=8] [L20] COND FALSE !(n < 1) VAL [\old(n)=8, n=8] [L22] COND FALSE !(n == 1) VAL [\old(n)=8, n=8] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=7] [L10] COND FALSE !(n < 1) VAL [\old(n)=7, n=7] [L12] COND FALSE !(n == 1) VAL [\old(n)=7, n=7] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=6] [L20] COND FALSE !(n < 1) VAL [\old(n)=6, n=6] [L22] COND FALSE !(n == 1) VAL [\old(n)=6, n=6] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=5] [L10] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L12] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=4] [L20] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L22] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=4, fibo1(n-1)=2, n=4] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=4, fibo1(n-1)=2, fibo1(n-2)=1, n=4] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=5, fibo2(n-1)=3, n=5] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=5, fibo2(n-1)=3, fibo2(n-2)=2, n=5] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=6, fibo1(n-1)=5, n=6] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=4] [L10] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L12] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=4, fibo2(n-1)=2, n=4] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=4, fibo2(n-1)=2, fibo2(n-2)=1, n=4] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=6, fibo1(n-1)=5, fibo1(n-2)=3, n=6] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=7, fibo2(n-1)=8, n=7] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=5] [L20] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L22] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=4] [L10] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L12] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=4, fibo2(n-1)=2, n=4] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=4, fibo2(n-1)=2, fibo2(n-2)=1, n=4] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=5, fibo1(n-1)=3, n=5] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=5, fibo1(n-1)=3, fibo1(n-2)=2, n=5] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=7, fibo2(n-1)=8, fibo2(n-2)=5, n=7] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=8, fibo1(n-1)=13, n=8] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=6] [L10] COND FALSE !(n < 1) VAL [\old(n)=6, n=6] [L12] COND FALSE !(n == 1) VAL [\old(n)=6, n=6] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=5] [L20] COND FALSE !(n < 1) VAL [\old(n)=5, n=5] [L22] COND FALSE !(n == 1) VAL [\old(n)=5, n=5] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=4] [L10] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L12] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=3] [L20] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L22] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=3, fibo1(n-1)=1, n=3] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=3, fibo1(n-1)=1, fibo1(n-2)=1, n=3] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=4, fibo2(n-1)=2, n=4] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=4, fibo2(n-1)=2, fibo2(n-2)=1, n=4] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=5, fibo1(n-1)=3, n=5] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=5, fibo1(n-1)=3, fibo1(n-2)=2, n=5] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=6, fibo2(n-1)=5, n=6] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=4] [L20] COND FALSE !(n < 1) VAL [\old(n)=4, n=4] [L22] COND FALSE !(n == 1) VAL [\old(n)=4, n=4] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=3] [L10] COND FALSE !(n < 1) VAL [\old(n)=3, n=3] [L12] COND FALSE !(n == 1) VAL [\old(n)=3, n=3] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=2] [L20] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L22] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L25] CALL, EXPR fibo1(n-1) VAL [\old(n)=1] [L10] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L12] COND TRUE n == 1 [L13] return 1; VAL [\old(n)=1, \result=1, n=1] [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=2, fibo1(n-1)=1, n=2] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=0] [L10] COND TRUE n < 1 [L11] return 0; VAL [\old(n)=0, \result=0, n=0] [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=2, fibo1(n-1)=1, fibo1(n-2)=0, n=2] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=3, fibo2(n-1)=1, n=3] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=3, fibo2(n-1)=1, fibo2(n-2)=1, n=3] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-1) VAL [\old(n)=4, fibo1(n-1)=2, n=4] [L25] CALL, EXPR fibo1(n-2) VAL [\old(n)=2] [L10] COND FALSE !(n < 1) VAL [\old(n)=2, n=2] [L12] COND FALSE !(n == 1) VAL [\old(n)=2, n=2] [L15] CALL, EXPR fibo2(n-1) VAL [\old(n)=1] [L20] COND FALSE !(n < 1) VAL [\old(n)=1, n=1] [L22] COND TRUE n == 1 [L23] return 1; VAL [\old(n)=1, \result=1, n=1] [L15] RET, EXPR fibo2(n-1) VAL [\old(n)=2, fibo2(n-1)=1, n=2] [L15] CALL, EXPR fibo2(n-2) VAL [\old(n)=0] [L20] COND TRUE n < 1 [L21] return 0; VAL [\old(n)=0, \result=0, n=0] [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=2, fibo2(n-1)=1, fibo2(n-2)=0, n=2] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=4, fibo1(n-1)=2, fibo1(n-2)=1, n=4] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=6, fibo2(n-1)=5, fibo2(n-2)=3, n=6] [L15] return fibo2(n-1) + fibo2(n-2); [L25] RET, EXPR fibo1(n-2) VAL [\old(n)=8, fibo1(n-1)=13, fibo1(n-2)=8, n=8] [L25] return fibo1(n-1) + fibo1(n-2); [L15] RET, EXPR fibo2(n-2) VAL [\old(n)=10, fibo2(n-1)=34, fibo2(n-2)=21, n=10] [L15] return fibo2(n-1) + fibo2(n-2); [L39] RET, EXPR fibo1(x) [L39] int result = fibo1(x); [L40] COND TRUE result == 55 [L41] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 29 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 60121.2ms, OverallIterations: 18, TraceHistogramMax: 166, EmptinessCheckTime: 136.4ms, AutomataDifference: 9666.2ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 644 SDtfs, 1759 SDslu, 5784 SDs, 0 SdLazy, 12043 SolverSat, 2186 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4881.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11735 GetRequests, 11127 SyntacticMatches, 2 SemanticMatches, 606 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9531 ImplicationChecksByTransitivity, 5534.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=257occurred in iteration=13, InterpolantAutomatonStates: 527, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 174.1ms AutomataMinimizationTime, 17 MinimizatonAttempts, 476 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 550.7ms SsaConstructionTime, 2487.8ms SatisfiabilityAnalysisTime, 33523.1ms InterpolantComputationTime, 18546 NumberOfCodeBlocks, 15888 NumberOfCodeBlocksAsserted, 156 NumberOfCheckSat, 17305 ConstructedInterpolants, 0 QuantifiedInterpolants, 20941 SizeOfPredicates, 98 NumberOfNonLiveVariables, 13606 ConjunctsInSsa, 226 ConjunctsInUnsatCore, 32 InterpolantComputations, 2 PerfectInterpolantSequences, 653934/700626 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-08-26 08:48:17,650 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...